Coupling Or Connector Structure Patents (Class 604/533)
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Patent number: 8753330Abstract: A syringe adapter tool facilitates inline connection of a syringe with a catheter lumen, as well as torque transfer between the syringe and catheter. The adapter tool may further facilitate passage of an instrument through a seal zone portion of the catheter lumen, which seal zone portion is located in a proximal section of the catheter.Type: GrantFiled: January 3, 2013Date of Patent: June 17, 2014Assignee: Medtronic, Inc.Inventors: Ronald A Drake, Stanten C Spear, Lester O Stener, Gary R Fiedler, Scott W Hayden, Kendra Yasger
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Patent number: 8747356Abstract: A fluid delivery system (400A) is generally directed to allowing fluid sources or other fluid delivery components to be reused with multiple fluid targets (318), and includes at least one fluid source (314) fluidly interconnectable with at least one sterilization zone (316) and at least one fluid target (318). This sterilization zone (316) could include one or more sterilization systems that attempt to neutralize contaminants entering the fluid delivery system (400A) by a backflow from the fluid target (318). One such sterilization system (500A-D) includes a container (502a-d) and a flush system (520) for sterilizing the container (502a-d) between uses. Another sterilization system (600) includes a flowpath (604) exposed to an output of an energy source (602) capable of destroying contaminants. Yet another sterilization system could include a sterilizing substance (710) that engages and moves along an interior surface (705) of a housing (704) to treat contamination thereon.Type: GrantFiled: November 19, 2008Date of Patent: June 10, 2014Assignee: Mallinckrodt LLCInventors: Robin C. Cocker, Paul A. Johnson
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Publication number: 20140155823Abstract: Multi-lumen catheter having a monolithic elongate tubular shaft member having a proximal end, a distal end and a longitudinal length therebetween. The tubular shaft member has an outer cross-sectional dimension that varies along the length of the tubular shaft member. The tubular shaft member has an inner core made of a first material and an outer layer made of a second material. The inner core has a first lumen and a second lumen defined therein, the first lumen having a first lumen cross-section and a length extending at least along a portion of the length of the tubular shaft member. The first lumen cross-section is substantially uniform along the length of the first lumen. The second lumen has a second lumen cross-section and a length extending along the length of tubular shaft member. The second lumen cross-section is substantially uniform along the length of the second lumen.Type: ApplicationFiled: February 6, 2014Publication date: June 5, 2014Applicant: Abbott Cardiovascular Systems Inc.Inventors: Hua Qiu, Tung-Liang Lin
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Publication number: 20140155867Abstract: An intravenous infusion system that shows infusion flow rate, volume of medication infused, and alarming during malfunction. User intervention to adjust flow rates deviation is possible, using the data already stored in the system prior to the onset of making the adjustment. The system detects flow rate by measuring temperature dynamics in a section of the fluid path, unlike other systems that measures the electromechanical output of the pumping source if the counting of drops is not possible. This fundamental difference allows the invention to be used in any system that has a pumping source that provides a continuous fluid path as it measures actual flow of fluid in a segment of the fluid path, independent of pumping mechanism design.Type: ApplicationFiled: April 10, 2012Publication date: June 5, 2014Inventor: Freddie Eng Hwee Lee
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Publication number: 20140155866Abstract: A connector for coupling to a base of medical device equipped with a circular hub having a circumferential recess. The connector includes a cap having a top surface, a bottom surface, a central region, and a circumferential region. The cap defines at least two slots extending from the circumferential region towards the central region, the slots defining the cap into at least one lobe. The at least one lobe has an outward projecting lift tab and an inward projecting catch. Positioning the connector on the circular hub and depressing the connector engage the catch with the circumferential recess of the circular hub so the connector can rotate completely about the circular hub. Lifting the one lift tab to reversibly displace the lobe and its respective catch radially to disengage from the circumferential recess decouples the connector.Type: ApplicationFiled: November 30, 2012Publication date: June 5, 2014Applicant: KIMBERLY-CLARK WORLDWIDE, INC.Inventors: Nathan C. Griffith, Donald J. McMichael, John A. Rotella, Scott M. Teixeira
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Patent number: 8740876Abstract: The present invention provides devices for creating an external percutaneous fluidic connections. In one embodiment, the device includes a first tube defining a longitudinal axis, and a first bolster supporting the first tube, a second tube, and a second bolster supporting the second tube. The first and second bolsters are magnetically attractable, and promote airflow to the skin.Type: GrantFiled: May 10, 2011Date of Patent: June 3, 2014Assignee: Cook Medical Technologies LLCInventors: Andres F. Aguirre, Richard W. Ducharme
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Patent number: 8740877Abstract: In general, this disclosure relates to techniques for implementation and use of a fluid connection assembly, having a locking mechanism, which may be connected to a medical fluid injection device. An example fluid connection assembly includes at least one fluid connector, a mating mechanism coupled to the at least one fluid connector and configured to connect the at least one fluid connector to a medical fluid injection device, and a locking mechanism coupled to the mating mechanism and movable into a locked position or an unlocked position. In this example, the fluid connection assembly becomes affirmatively coupled with the medical fluid injection device when the locking mechanism is in the locked position, and the fluid connection assembly becomes removably decoupled from the medical fluid injection device when the locking mechanism is in the unlocked position.Type: GrantFiled: December 19, 2011Date of Patent: June 3, 2014Assignee: ACIST Medical Systems, Inc.Inventors: Tom Borlaug, Marty Hieb, Khoi Le, Chris Lins, Steven Paul Plager, Darryl T. Wrolson, Nathaniel R. Hallee, Paul Pilosi
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Patent number: 8740864Abstract: Cap and cleaning devices antiseptically maintain patient fluid line access valves to minimize the risk of infection via catheters. The devices have a cap that may contain a dry pad impregnated with an antimicrobial agent. The cap covers the access portion of the access valve when not in use. The devices have a hood that contains a wet pad impregnated with a cleaning solution and, optionally, an antimicrobial agent. The wet pad cleans the access portion of the access valve prior to and optionally, after the access valve is utilized to access the patient fluid line.Type: GrantFiled: November 17, 2005Date of Patent: June 3, 2014Assignee: Becton, Dickinson and CompanyInventors: Minh Quang Hoang, Jonathan Karl Burkholz
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Publication number: 20140148793Abstract: A medical device including a shaft having an elongated inner member and an elongated tubular reinforcing member disposed over at least a portion of the inner member. In some embodiments, at least a portion of the outer surface of the inner member is spaced from the inner surface of the reinforcing member, defining a space substantially free of any other structures of the device. In some embodiments, the shaft can include a tip structure disposed on a distal portion of the inner member. In some such embodiments, the reinforcing member has a distal end, and the tip structure is disposed on the distal portion of the inner member adjacent the distal end of the reinforcing member. Additionally, in some embodiments, the reinforcing member can include a plurality of apertures defined therein, for example, to enhance the flexibility or other such characteristics of all or portions of the reinforcing member.Type: ApplicationFiled: January 28, 2014Publication date: May 29, 2014Applicant: BOSTON SCIENTIFIC SCIMED, INC.Inventors: STEPHEN A. GRIFFIN, ELAINE LIM, GREGORY E. MIRIGIAN
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Patent number: 8735491Abstract: An essentially halogen-free, plasticizer-free thermoplastic elastomer compound is disclosed. The compound has from 10-80 weight percent of a hydrogenated styrene butadiene copolymer having a styrene content of less than 20 weight percent; from 20-90 weight percent of a polyolefin; and less than about 3 weight percent of antioxidant. The compound is capable of being solvent bonded or welded to another thermoplastic material using cyclohexanone alone or with methyl ethyl ketone. The compound is especially useful as medical tubing connected to other parts of medical equipment. The bond strength of the compound to the other thermoplastic material is properly determined only after multiple days of bonding.Type: GrantFiled: December 1, 2009Date of Patent: May 27, 2014Assignee: PolyOne CorporationInventors: Sehyun Kim, Wayne Thornton
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Patent number: 8738151Abstract: Anchors for securing a therapy device such as a therapy catheter relative to a burr hole, and systems and methods for using the same. Anchors in accordance with embodiments of the present disclosure may include a connector for securing the therapy catheter to a delivery catheter, wherein the connector is independently and removably attachable to the anchor. The connector may secure the therapy catheter relative to the burr hole and isolate forces that may otherwise tend to disrupt the placement of the therapy catheter.Type: GrantFiled: April 20, 2011Date of Patent: May 27, 2014Assignee: Medtronic, Inc.Inventor: Brian D. Nelson
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Publication number: 20140142553Abstract: Provided herein is a drug delivery device including: a reservoir for a product, said reservoir having a distally projecting end-piece defining an axial passageway for the transfer of the product, said end-piece having a distal portion, an adaptor having a collar engageable around said end-piece, and a securing structure for locking the axial movement of said collar with respect to said end-piece. The adaptor further comprises a foldable element capable of going from a folded configuration in which said foldable element substantially surrounds said distal portion of said end-piece, to an unfolded configuration, in which said foldable element leaves said distal portion uncovered. An adaptor for forming a drug delivery device is also provided.Type: ApplicationFiled: July 13, 2012Publication date: May 22, 2014Applicant: BECTON DICKINSON FRANCEInventor: Gilbert Poncon
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Patent number: 8728056Abstract: A docking station for maintaining sterilization of temporarily disconnected male medical line connectors. The docking station has a plurality of docking bays, each of which retain an ampule therein containing a sterilization fluid and has an access mouth exteriorly exposed when the ampule is secured in its respective bay. The mouth of the ampule is provided with a female medical line connection for temporarily receiving and securing one of the male medical line connector temporarily disconnected from a patient. A tubular tip and a concentric connection collar of the one of the male medical line connector is thereby immersed in the sterilization fluid for sterilization while docked. Each of the ampules is secured against rotation in a clockwise direction in their respective docking bay to facilitate threadable connection of one of the male medical line connector.Type: GrantFiled: November 6, 2009Date of Patent: May 20, 2014Assignee: PSI MedicaL Catheter Care, LLCInventors: Anthony J. Colantonio, Menno D. Jager
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Publication number: 20140135703Abstract: A catheter system including an insertion device and a catheter device. The insertion device includes a housing, a latch, a needle for insertion into a patient; and a spring. The catheter device includes a housing comprising a chamber, and a seal disposed in said chamber. The seal is configured to reseal when the needle is withdrawn from the seal such that blood is sealed in the chamber. The spring relaxes and thereby retracts the needle entirely into the housing of the insertion device when the latch decouples from the catheter device.Type: ApplicationFiled: November 9, 2012Publication date: May 15, 2014Applicant: CAREFUSION 303, INC.Inventors: Jonathan YEH, George MANSOUR, Chris ZOLLINGER
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Patent number: 8720772Abstract: There is provided a tube connector for connecting between a fluid sampling tube and a fluid analyzer, the tube connector includes an end face adapted to identify the tube connector, said end face comprising a reflecting surface having one or more reflective regions adapted to reflect light at a predetermined range of wavelengths.Type: GrantFiled: July 19, 2013Date of Patent: May 13, 2014Assignee: Oridion Medical 1987 Ltd.Inventors: Joshua Lewis Colman, Zion Botesazan, Gal Itzhak
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Patent number: 8721627Abstract: A disinfecting and pre-opening device is disclosed for use with a female needleless connector. The disinfecting and pre-opening device includes a housing comprising a chamber having a distal opening and configured to fit over the female needleless connector, and an elongated finger attached to the housing and disposed within the chamber such that the elongated finger opens the fluid path through the female needleless connector when the distal opening of the disinfecting and pre-opening device is placed proximally adjacent to the septum and the disinfecting and pre-opening device is advanced in the distal direction.Type: GrantFiled: July 22, 2010Date of Patent: May 13, 2014Assignee: CareFusion 303, Inc.Inventor: Robert S. Alpert
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Publication number: 20140128816Abstract: A catheter tunneling adapter including a longitudinal body having a distal end and a proximal end and a passageway extending from an entrance at the proximal end to an exit at the distal end. The passageway has a first hemisphere and a second hemisphere with the first hemisphere defining a generally unobstructed first passageway portion from the entrance to the exit. A guide ramp is positioned within the second passageway and tapers towards the first hemisphere moving from the proximal end to the distal end. The ramp defines a longitudinal notch therethrough such that a second passageway portion extends from the entrance to the exit.Type: ApplicationFiled: March 13, 2013Publication date: May 8, 2014Applicant: MEDICAL COMPONENTS, INC.Inventors: Charles Scandone, Jr., Mark S. Fisher
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Publication number: 20140128847Abstract: Systems, processes, and articles of manufacture may be used to perform ocular infusion. In particular implementations, a system for ocular infusion may include a length of flexible tubing and a tip adapted to be inserted into an eye. The flexible tubing may be adapted to convey an ocular infusion fluid and include a plurality of coils set in at least a portion thereof. The ocular tip may be coupled to a first end of the flexible tubing and adapted to convey ocular infusion fluid from the flexible tubing into an eye.Type: ApplicationFiled: November 6, 2012Publication date: May 8, 2014Applicant: Alcon Research, Ltd.Inventor: Jose Lopez
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Patent number: 8715305Abstract: A magnetic coupling for connecting a cannula to the apex of a ventricle comprising a first member having a first orifice, a first magnetic material attached to the first member, a means for attaching a cannula to the first member, a second member having a second orifice, a second magnetic material attached to the second member, a means for attaching the second member to a ventricle, so that when the first magnet is placed in proximity to the second magnet the first member and second member are held substantially concentric by magnetic force to allow for the communication of fluid between the first and second orifices.Type: GrantFiled: September 1, 2011Date of Patent: May 6, 2014Assignee: The Board of Regents of the University of Texas SystemsInventors: Thomas D. Pate, Jeffrey R Gohean, Raul G. Longoria, Richard W. Smalling
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Patent number: 8715165Abstract: A seal is provided for effectively inhibiting the egress of fluids from the working channel of an endoscope when an elongate device having a region with a non-circular cross-sectional shape is disposed therein. The seal has a body portion with a proximal end adapted for insertion of the elongate device, a distal end adapted for connection to the proximal end of the endoscope, and a wall defining a lumen adapted to receive the elongate device and to provide access to the working channel of the endoscope. The seal includes a sealing element for sealing the region of the elongate device with a non-circular cross-sectional shape. The sealing element conforms to the profile of the non-circular region.Type: GrantFiled: April 21, 2009Date of Patent: May 6, 2014Assignee: Boston Scientific Scimed, Inc.Inventors: Oscar R. Carrillo, Jr., John C. Holmes, Kevin Richardson
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Patent number: 8708962Abstract: A spinal cannula for delivering a therapeutic agent to a spinal cord target includes proximal and distal end portions, a middle portion, and a deployable cannula member having distal and proximal end portions and a first lumen extending between the end portions. The spinal cannula includes a fluid delivery line operably connected to the proximal end portion of the deployable cannula member, and a fluid delivery line including a second lumen in fluid communication with the first lumen. The spinal cannula includes a support cannula proximally located from the deployable cannula member and securely connected to a portion of the fluid delivery line. Additionally, the spinal cannula includes a delivery cannula having distal and proximal end portions and a third lumen extending between the end portions for receiving the support cannula. The proximal end portion includes a locking mechanism for releasably engaging the proximal end portion of the support cannula.Type: GrantFiled: October 27, 2010Date of Patent: April 29, 2014Assignee: The Cleveland Clinic FoundationInventor: Nicholas M. Boulis
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Publication number: 20140114292Abstract: A male member (1) includes a tubular member (10) and a cover (20) covering at least a tip (11) of the tubular member. A lateral hole (14) that communicates with a flow path (13) is formed in an outer peripheral surface of the tubular member. The cover includes an outer peripheral wall (21) that can be deformed elastically by compression and a head part (23) that is provided at one end of the outer peripheral wall. The head part includes an interior cavity (24) into which the tubular member is inserted, and a slit (25) is formed in an innermost part (24a) of the interior cavity. In a state where the outer peripheral wall is not deformed by compression, an inner peripheral surface of the interior cavity contacts closely with the outer peripheral surface of the tubular member so as to block the lateral hole, and the tip of the tubular member and the innermost part of the interior cavity are spaced apart from each other.Type: ApplicationFiled: April 26, 2012Publication date: April 24, 2014Applicant: JMS CO., LTD.Inventors: Hitoshi Tachizaki, Tadashi Okiyama
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Publication number: 20140114259Abstract: A feeding tube extension may be used to extend the length of a feeding tube. The feeding tube extension may comprise an extension tube and a connector configured to be inserted into a feeding port of the feeding tube. So the flow of fluids is not unduly restricted, an inner diameter of the extension tube and a diameter of a connector lumen may be selected to be a predetermined size relative to the a diameter of a feeding tube lumen. A feeding syringe interface may facilitate use of a feeding syringe with the extension tube. Various mechanisms may be used to seal the extension tube when feeding is complete. A right-angle bolster and catheter securing device may be configured to secure the feeding tube so that it does not kink or move and cause irritation.Type: ApplicationFiled: October 23, 2013Publication date: April 24, 2014Inventor: Katrina Durham
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Publication number: 20140107625Abstract: An irrigating cannula includes a hub having an inner passage and a side port extending through the hub and connecting to the inner passage. The inner passage is configured to receive an instrument, and a fluid passage is defined between the hub and the instrument. The fluid passage is configured to deliver a fluid through an incision in a body.Type: ApplicationFiled: October 14, 2013Publication date: April 17, 2014Inventors: Matthew A. Hanlon, Matthew LaConte
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Publication number: 20140107616Abstract: A needle connector assembly comprises a hemostatic segment and a side tube. The hemostatic segment comprises an opening permitting passage of a guidewire therethrough. The hemostatic segment comprises a proximal portion comprises a perimeter ring and a spanning member. The distal portion comprises a bell or rounded configuration. Upon insertion of a guidewire, the hemostatic segment generally seals around the guidewire such that blood or other fluids are prevented from entering the area proximal to the hemostatic segment. The side tube comprises a closed distal end and is positioned between the proximal end and the distal end of the needle connector assembly. The side tube is in fluid communication with the passageway of the connector assembly and is adapted to receive blood or other fluids. The connector assembly is adapted for connection with a needle assembly.Type: ApplicationFiled: October 14, 2013Publication date: April 17, 2014Inventor: M. Samy Ahmed Hamboly
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Patent number: 8690858Abstract: Implants or systems of implants and methods apply a selected force vector or a selected combination of force vectors within or across the left atrium, which allow mitral valve leaflets to better coapt. The implants or systems of implants and methods make possible rapid deployment, facile endovascular delivery, and full intra-atrial retrievability. The implants or systems of implants and methods also make use of strong fluoroscopic landmarks. The implants or systems of implants and methods make use of an adjustable implant and a fixed length implant. The implants or systems of implants and methods may also utilize a bridge stop to secure the implant, and the methods of implantation employ various tools.Type: GrantFiled: May 29, 2012Date of Patent: April 8, 2014Assignee: MVRx, Inc.Inventors: Timothy R Machold, Robert T Chang, David A Rahdert, David Scott, David R Tholfsen
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Patent number: 8690120Abstract: A disposable device for the sterile transfer of fluids, such as liquids or gases, includes a body, a bore formed through at least a portion of the interior of the body, and a linearly moveable plunger contained within the bore. The body is formed from a rotating section and a stationary section. Partial rotation of the rotating section around a portion of the stationary section and the plunger drives the plunger linearly within the bore, opening and closing the device. The plunger includes at least a first and a second opening, and a fluid channel in the interior of the plunger connecting the first and second openings forming a fluid pathway to downstream components when the device is open. A termination component at one end of the plunger connects to a downstream component. A flange at one end of the body attaches to an upstream component.Type: GrantFiled: November 13, 2008Date of Patent: April 8, 2014Assignee: EMD Millipore CorporationInventors: Jeff Hartnett, Alf Lofving, Lars Hultquist, Jan Davidsson, Lennart Myhrberg
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Patent number: 8684979Abstract: A discriminating connector system for medical use. The connector system includes a male connector and a female connector. A standoff of the male connector forms a sealed, fluid connection with a receptacle of the female connector for fluid flow between conduits connected to the male and female connectors. The construction of the connector system prevents connection of either the male or female connector to other non-conforming connectors or syringes commonly found in medical environments, such as male and female luer-lock connectors and syringes.Type: GrantFiled: May 6, 2010Date of Patent: April 1, 2014Assignee: Covidien LPInventors: Ciara Deighan, Paul J. Daly, Alan Fitzgerald, David Rork Swisher
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Publication number: 20140088567Abstract: The present invention features devices that can be used to extract ascites and other fluids from the body with a minimally invasive procedure and, if desired, can also be used to flush the cavity (e.g., the abdominal cavity) from which the fluids were removed. The devices also permit characterization of the fluids in that a surgeon or other health care provider can conveniently obtain a sample of the fluids to assess their composition. The amount of fluid removed from a cavity can also be determined. While the present devices and procedures are not limited to those that bring about any particular physiological response, we believe they will help maintain blood flow and prevent the accumulation of toxins and inflammatory cytokines in bodily cavities, such as the abdominal cavity. We may refer to the devices of the invention as MIST, as they allow for minimally invasive suction and treatment.Type: ApplicationFiled: February 4, 2012Publication date: March 27, 2014Applicant: THE RESEARCH FOUNDATION OF STATE UNIVERSITY OF NEW YORKInventors: Gary F. Nieman, Kathleen P. Snyder, Louis Gatto, Shreyus Roy, Benjamin Sadowitz
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Patent number: 8679090Abstract: Some embodiments disclosed herein relate to a medical connector having a selectively closable male end portion. Embodiments are configured to open upon connection with a female connector or female tipped medical implement. Some embodiments include an internal cavity configured to change size as the connector moves from the open to closed or closed to open positions. In some embodiments, the connector is configured to draw fluid from the male end toward the other end of the connector as the connector closes.Type: GrantFiled: December 17, 2009Date of Patent: March 25, 2014Assignee: ICU Medical, Inc.Inventors: Harold Anderson, Christopher Lopez, Thomas F. Fangrow, Jr.
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Publication number: 20140074028Abstract: A one-piece catheter (30) and manufacturing method therefor are disclosed. The catheter (30) includes a catheter tube (33) and an adapter (31). The catheter catheter tube (33) includes a tip (331) at one end and an end portion (332) at another other end. The adapter (31) can be configured for receiving a septum (402). The adapter (31) includes a narrow opening. The end portion (332) of the catheter tube (33) is connected to the adapter (31) at the narrow opening for fluid communication between the catheter tube (33) and the adapter (31). The catheter tube (33) and adapter (31) are formed as a one-piece element that is preferably injection molded in a single-shot process. Additional elements, such as one or more retention tabs (313) for attaching to a base can be formed on the catheter (30). The one-piece catheter (30) can be made by a single-shot injection molding process. Additional structures, such as a base can be attached to the catheter (30) by a second-shot injection molding process.Type: ApplicationFiled: February 8, 2012Publication date: March 13, 2014Applicant: Becton, Dickinson and CompanyInventors: Ralph Lee Sonderegger, Weston Harding
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Publication number: 20140074033Abstract: An insulin infusion set (30) for use with an inserter (40) is disclosed. The infusion set (30) includes an extension set (50). The extension set (50) includes a housing (70), a base (90) and a latching device (82). The base (90) houses a base septum (120) and an infusion cannula (42). The latching device (82) releasably attaches the housing (70) to the base. When the housing (70) is attached to the base (90), a part of the housing (70) extends into and opens the base septum (120).Type: ApplicationFiled: February 8, 2012Publication date: March 13, 2014Applicant: Becton ,Dickinson and CompanyInventors: Ralph Lee Sonderegger, Victor Isaac Politis
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Publication number: 20140066850Abstract: A medical infusion pump pressure plate adapter system and components that include a tube set, a control module and a reusable adapter plate in various embodiments. The tube set having a fluid tube for supplying fluid, medication, or nutrients, and an interface card component having a generally flat top surface portion fixed to the exterior surface of the fluid tube at an intermediate location of the fluid tube. The control module having a processor and a chassis with a pumping mechanism for pumping fluid through the fluid tube. Further, the reusable adapter plate has a first end pivotally mounted to the chassis of the control module for long-term pivotal retention and a second end selectively mounted to chassis of the control panel. The reusable adapter plate contains a recessed feature configured for receipt of the interface card component of the tube set.Type: ApplicationFiled: September 4, 2012Publication date: March 6, 2014Inventors: Renee Robert, Steve Cote, Jeff Taylor
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Patent number: 8663191Abstract: Heat transfer catheter apparatus and methods of making and using same are disclosed wherein fluid connection means is provided between the distal portions of two adjacent, thin-walled, high strength fluid lumens to define a closed loop fluid circulation system capable of controlled delivery of thermal energy to or withdrawal of thermal energy from remote internal body locations.Type: GrantFiled: August 30, 2012Date of Patent: March 4, 2014Assignee: Advanced Polymers, Inc.Inventor: Mark A. Saab
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Patent number: 8652106Abstract: A guidewire straightener assembly (50,200,300,400) including a guidewire tube (56,250,450) with a tubular passage therethrough having a first diameter and a distal end including a collar (58,260,462) having a second diameter larger than the first diameter. A guidewire (52,202,402) having a third diameter, smaller than the first diameter is disposed within the tubular passage. When a guidewire straightener (10,210,410) is affixed to the guidewire tube distal end in a first position with its biasing member in the tubular passage, the at least one finger (26,216,416) is biased by the tubular passage into frictional engagement with the guidewire; when disposed in a second position in the collar, the at least one finger is disposed away from frictional engagement with the guidewire.Type: GrantFiled: October 22, 2008Date of Patent: February 18, 2014Assignee: Medical Components, Inc.Inventors: Timothy M. Schweikert, Kevin Sanford
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Publication number: 20140046194Abstract: Coupler assemblies and methods are disclosed as the coupler assemblies may be used with a catheter. An exemplary coupler assembly includes a spherical linkage coupler for a catheter. The coupler comprises a first cylinder portion for connecting to a structure, and a second cylinder portion for connecting to a distal end of a body of the catheter. The coupler also comprises a spherical linkage including at least two link arms. Each of the two link arms are connected on one end to the first cylinder portion and on the other end to the second cylinder portion. The two link arms connect a portion of the structure to the distal end of the catheter and enable the structure to move relative to the distal end of the catheter in response to an external force exerted on the structure.Type: ApplicationFiled: August 7, 2013Publication date: February 13, 2014Applicant: St. Jude Medical, Atrial Fibrillation Division, Inc.Inventors: Arthur G. Erdman, Saurav Paul, Troy T. Tegg
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Patent number: 8647326Abstract: One or more caps can be used to cover and sterilize one or more separated medical connectors. A pair of caps can be connected to each other and sealed when in a pre-use state. The paired caps can be unsealed so as to permit connection to the medical connectors.Type: GrantFiled: October 30, 2009Date of Patent: February 11, 2014Assignee: Catheter Connections, Inc.Inventors: Donald D. Solomon, F. Mark Ferguson, Robert Hitchcock, Steven Bandis, James Mercer, Michael Howlett
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Patent number: 8647325Abstract: A connection device for medical use, suitable to connect together biological and/or artificial liquid conveying structures, e.g. a blood vessel and a syringe, where one of the structures is provided with a first end and a lumen. The device is provided with a tubular portion with an insertion end which end is intended to be inserted in said lumen, and a sleeve, which is slideable along the tubular portion, and arranged to keep the vessel at the connection device.Type: GrantFiled: December 18, 2006Date of Patent: February 11, 2014Assignee: Assut Europe S.p.A.Inventor: Jarl Charlez
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Patent number: 8647312Abstract: A medical device has an interior for containment of fluids; an opening into the interior, an elastomeric wall comprising a fixedly placed, flexible barrier across the opening; and a retention wall positioned adjacent to a peripheral portion of the elastomeric wall. The retention wall defines a central opening and has a generally rigid retention zone surrounding the central opening, to engage and retain a connector tube which is advanced into the central opening to open a flow aperture through the elastomeric wall, for flow through the wall and connector tube. One of the retention zone and connector tube may be made of a material of sufficient hardness that material of the other engaging member is deformed by engagement therewith, which increases the strength of retention between the retention wall and the connector tube.Type: GrantFiled: January 10, 2013Date of Patent: February 11, 2014Assignee: NXSTAGE Medical, Inc.Inventors: David S. Utterberg, William J. Schnell, David Bell
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Patent number: 8647300Abstract: The device according to the invention for connecting a suction hose has a connecting piece which is designed in such a way that the suction hose can be pushed over a region of the connecting piece in a sealing manner. The device also comprises a sleeve which can be pushed over the aforementioned region of the connecting piece, at least partially covering said piece and leaving room between the sleeve and the connecting piece for the suction hose. The connection between the sleeve and the connecting piece can only be separated by the destruction of at least one of said two parts. The design of the exterior of the sleeve prevents a second suction hose from lying in a sealing manner against the sleeve. A suction hose that is connected in a sealing manner to the claimed device can therefore not be removed without destroying the device. In addition, it is impossible to push a hose with a greater diameter onto the sleeve in a sealing manner.Type: GrantFiled: October 24, 2008Date of Patent: February 11, 2014Assignee: Medela Holding AGInventors: Hansruedi Künzler, Peter Vischer, Urs Stadelmann
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Patent number: 8636716Abstract: A medical device including a shaft having an elongated inner member and an elongated tubular reinforcing member disposed over at least a portion of the inner member. In some embodiments, at least a portion of the outer surface of the inner member is spaced from the inner surface of the reinforcing member, defining a space substantially free of any other structures of the device. In some embodiments, the shaft can include a tip structure disposed on a distal portion of the inner member. In some such embodiments, the reinforcing member has a distal end, and the tip structure is disposed on the distal portion of the inner member adjacent the distal end of the reinforcing member. Additionally, in some embodiments, the reinforcing member can include a plurality of apertures defined therein, for example, to enhance the flexibility or other such characteristics of all or portions of the reinforcing member.Type: GrantFiled: May 22, 2012Date of Patent: January 28, 2014Assignee: Boston Scientific Scimed, Inc.Inventors: Stephen A. Griffin, Elaine Lim, Gregory E. Mirigian
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Patent number: 8636719Abstract: A luer connector assembly (100) including a luer connector body (102), a luer cap (110) and a protective flexible sleeve (120). The protective sleeve is assembled to the distal end (116) of the luer cap (110) to define a cap/sleeve subassembly (130), and the luer cap proximal end (112) is removably affixable to the distal end (106) of the luer connector (102). A prepared end (202) of a proximal catheter lumen (200) of a patient-implanted catheter assembly is inserted through the protective sleeve (120) and through and beyond the luer cap (110) to be affixed to the luer connector distal end (106). The luer cap/sleeve subassembly (130) is then slid proximally to be removably affixed to the luer connector distal end (106), whereafter the clamp (204) on the catheter lumen (200) is positionable onto and around the protective sleeve (120), to protect the catheter lumen (200) during clamping.Type: GrantFiled: March 19, 2007Date of Patent: January 28, 2014Assignee: Medical Components, Inc.Inventors: Angela Wentling, Timothy Schweikert
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Publication number: 20140025044Abstract: Medical devices, catheter hubs, and methods for making and using the same are disclosed. An example medical device may include a catheter shaft having a proximal end, a distal end, and a lumen extending between the proximal end and the distal end. A hub may be coupled to the proximal end of the catheter shaft. The hub may include a hub body and a rotatable tip member that rotatable with respect to the hub body. A distal end of the rotatable tip member may be coupled to the proximal end of the catheter shaft. The rotatable tip member may be configured to transmit torque applied to the rotatable tip member to the catheter shaft.Type: ApplicationFiled: July 19, 2013Publication date: January 23, 2014Inventors: NATHAN ZAMARRIPA, JAY R. PATEL, GARY B. TRENDEL, CHRISTOPHER L. NARDONE
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Publication number: 20140018777Abstract: An enteral feeding device comprises a connector with a tube for establishing a fluid connection between the connector and a button; the enteral feeding device incorporating a button with an aperture; the connector's tube incorporating an ear projecting laterally from the tube; the button's aperture being substantially circular with a recessed portion sized and shaped to allow the connector's ear to be inserted into the button; wherein the button's aperture further incorporates at least one inwardly projecting ear; and the connector's tube incorporates at least one recessed channel for receiving the at least one ear during the connection of the tube to the button.Type: ApplicationFiled: July 9, 2013Publication date: January 16, 2014Inventor: Iden Shams
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Patent number: 8628515Abstract: A medical connector for use with one or more medical implements. In some embodiments, the connector minimizes or eliminates the retrograde flow of fluid into the connector from one end or port upon the disconnection of a medical implement from the other end or port. In some embodiments, the connector generates a positive flow of fluid out of the connector from one end or port when a medical implement is disconnected from the other end or port.Type: GrantFiled: March 11, 2013Date of Patent: January 14, 2014Assignee: ICU Medical, Inc.Inventor: Thomas F. Fangrow, Jr.
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Patent number: 8628514Abstract: A single-use, single-patient, or patient-specific tubing set (300) is disclosed. The tubing set (300) includes at least one check valve (304), along with a use indicator (320). This use indicator (320) provides a visual indication when the tubing set (300) has been used for an injection. In this regard, a piston (340) moves from one position to another when exposed to a certain fluid pressure.Type: GrantFiled: April 5, 2010Date of Patent: January 14, 2014Assignee: Mallinckrodt LLCInventor: Frank M. Fago
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Patent number: 8622995Abstract: Systems, methods, and articles for delivering an antimicrobial composition into the lumen of a trans-dermal catheter and to proximal elements of the transdermal catheter are disclosed. In an embodiment, the system comprises an elongate member configured for insertion into a lumen of a catheter, the elongate member containing an antimicrobial. In an alternative embodiment, an antimicrobial composition placed on an interior surface a cap element, and transfers antimicrobial to the exterior of the proximal end of the transdermal catheter.Type: GrantFiled: January 28, 2013Date of Patent: January 7, 2014Assignee: Pursuit Vascular, Inc.Inventors: Robert J. Ziebol, Keith J. Modert
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Patent number: 8622996Abstract: Systems, methods, and articles for delivering an antimicrobial composition to the proximal elements of a trans-dermal catheter and into the lumen of the transdermal catheter are disclosed. In an embodiment, an antimicrobial composition placed on an interior surface a cap element, and transfers antimicrobial to the exterior of the proximal end of the transdermal catheter. The system comprises an elongate member configured for insertion into a lumen of a catheter, the elongate member containing an antimicrobial.Type: GrantFiled: March 15, 2013Date of Patent: January 7, 2014Assignee: Pursuit Vascular, Inc.Inventors: Robert J. Ziebol, Keith J. Modert
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Patent number: 8617134Abstract: A connector for connecting a container with a fluid preparation device for preparing a fluid, in particular a container with a concentrate for the preparation of dialysis fluid, as well as the combination of the connector, the corresponding container and the fluid preparation device. In order to simplify the handling during both the manufacturing process of such containers and the connection of such containers to the fluid preparation devices, the connector connects a first and second fluid line of the container with a third and fourth fluid line of the fluid preparation device with two laterally spaced-apart mounting elements which each incorporate one of two orifices terminating the first and second fluid lines.Type: GrantFiled: October 18, 2010Date of Patent: December 31, 2013Assignee: Fresenius Medical Care Deutschland GmbHInventors: Winfried Brehm, Thierry Dupin, Ilona Eggert, Thomas Faulhaber, Thomas Graf, Philippe Laffay
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Patent number: 8617138Abstract: A catheter connection system and a method of connecting the catheter connection system to a catheter. The catheter connection system includes a hub assembly and a collar. The hub assembly includes a cannula extending from a distal end thereof, and a collet defining an inner surface spaced apart from the cannula to permit passage of a catheter wall between the body and the cannula.Type: GrantFiled: June 15, 2012Date of Patent: December 31, 2013Assignee: C. R. Bard, Inc.Inventors: William R. Barron, Jeffrey D. Bright