Patents Issued in January 25, 2024
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Publication number: 20240024620Abstract: A smart meter (10, 110) for catheter hydration and insertion, including a housing (12, 112) that receives a catheter (14, 114), and a fluid reservoir (16, 116) that connects to the housing. A catheter hydration chamber (20, 120), a pump (22, 122) and a drive system (24, 124) are located within the housing. The pump is in communication with the fluid reservoir and the hydration chamber. The drive system includes a motor (26, 126) and a drivetrain (28, 128) that engages and moves the catheter.Type: ApplicationFiled: July 22, 2021Publication date: January 25, 2024Inventors: Satwinder S. Panesar, David J. Farrell
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Publication number: 20240024621Abstract: A delivery system includes an interventional device having a distal end portion and an introducer configured to insert the interventional device into a vessel of a patient. The introducer has a tubular sheath configured to be inserted into the vessel defining a lumen to guide the interventional device into the vessel. The introducer includes a fastening mechanism configured to releasably fasten the introducer to the interventional device to prevent movement of the introducer with respect to the interventional device along a longitudinal axis.Type: ApplicationFiled: December 7, 2021Publication date: January 25, 2024Inventors: Lena Wiegmann, Carina Haber, Johannes Schampel, Markus Hepke
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Publication number: 20240024622Abstract: A catheter assembly includes: a catheter including a main lumen and one or more sub lumens provided separately from the main lumen; and an inner needle extending through the main lumen; and a deflection suppression mechanism configured to suppress deflection of the inner needle. The one or more sub lumens respectively communicate with one or more sub openings formed in the catheter. The catheter is configured to advance with respect to the inner needle. The deflection suppression mechanism comprises a contact support portion that contacts the catheter when the catheter advances with respect to the inner needle. The contact support portion is configured to contact the catheter at (i) a location proximal of a distal-most one of the one or more sub openings, and/or (ii) a location proximal of a step portion generated in the catheter as the one or more sub lumens are formed.Type: ApplicationFiled: October 3, 2023Publication date: January 25, 2024Applicant: TERUMO KABUSHIKI KAISHAInventor: Masahiro ISHIDA
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Publication number: 20240024623Abstract: The present disclosure provides a catheter system including a plurality of fenestrations along the shaft of the catheter, wherein the fenestrations allow for continuous or intermittent infusion of antiseptics and/or antibiotics to avoid and treat bacterial colonization or infection of the subcutaneous tract and to minimize subcutaneous tunnel colonization and fibrin sheath in symptomatic or asymptomatic patients. The present catheter system can also include a removable abrasive component on the catheters tip to assist with mechanical debridement of subcutaneous tract and intravascular fibrin sheath.Type: ApplicationFiled: February 4, 2021Publication date: January 25, 2024Inventor: Franz E. Velarde
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Publication number: 20240024624Abstract: A system for introducing a delivery apparatus into a patient's vasculature. The system may include a sheath having a lumen and configured to be inserted into the patient's vasculature. An introducer has a channel for receiving a guide wire and is configured to be positioned within the lumen of the sheath. A plug is coupled to the introducer and is configured to move from a first position in which the plug has a first diameter to a second position in which the plug has a second diameter that is greater than the first diameter and greater than the interior diameter of the sheath, the plug being configured to slide within the lumen in a direction from the distal end of the sheath towards the proximal end of the sheath to expand the sheath in the direction radially outward from the lumen.Type: ApplicationFiled: October 2, 2023Publication date: January 25, 2024Inventors: Tung T. Le, Sonny Tran
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Publication number: 20240024625Abstract: A catheter can have a textured outer body surface with protrusions and/or indentations that can reduce friction between the outer body surface and vascular anatomy or an inner lumen of another catheter in contact with the outer body surface. The catheter can include protrusions and/or indentations on an inner lumen surface that can reduce friction between the inner lumen surface and an outer body surface of another catheter within the example catheter. The protrusions can be filled with a lubricant or vasodilating drug, and the protrusions can be configured to break to release the fluid in response to forces on the protrusion during navigation through vascular anatomy and/or an inner lumen of another catheter. The catheter can include a metallic tubular reinforcing layer with openings through which the protrusions and/or indentations extend and/or protrusions and/or indentations shaped into the reinforcing layer.Type: ApplicationFiled: September 29, 2023Publication date: January 25, 2024Applicant: DePuy Synthes Products, Inc.Inventors: Pedro PEDROSO, Chadwin HANNA, JR.
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Publication number: 20240024626Abstract: The present disclosure relates to a flushing fixture (300) for flushing a lumen of a catheter, comprising a housing (302) having a catheter entry port (304) and a catheter exit port (306), the catheter entry port being arranged to receive at least a distal part of a catheter (320), wherein the housing defines a flushing chamber (308) that is at least partially fillable with a liquid to thereby submerge the distal part of the catheter (320), wherein the catheter exit port (306) comprises a deformable exit opening (312) that is shaped to conform to a distal tip (324) of the catheter in such a way that the distal tip of the catheter covers the opening in a fluid tight manner, when in use.Type: ApplicationFiled: December 20, 2021Publication date: January 25, 2024Applicant: Mokita Medical GmbHInventors: Richard Gerard Vecchiotti, Parikshit Shrikant Umrikar, Olivia Chabaneix, Tilo Kölbel
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Publication number: 20240024627Abstract: A device is provided for preventing buckling of a flexible elongate member during insertion of the flexible elongate member. The device includes a support frame comprising a first end, a second end, and multiple pairs of support members. The support frame is configured to reversibly move from a collapsed configuration to an expanded configuration when the first and second ends are moved away from each other. The device also includes multiple open channels coupled to the multiple pairs of support members of the support frame. The multiple open channels are configured to allow the flexible elongate member to be top loaded into the multiple open channels. Also, the multiple open channels are maintained in an axial alignment as the support frame is moved between the expanded and collapsed configurations.Type: ApplicationFiled: May 16, 2023Publication date: January 25, 2024Inventors: Arkady Kokish, Kent Stalker, Jason J. Hsu
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Publication number: 20240024628Abstract: A positioning device for maintaining positioning of an introducer hub relative to a repositioning sheath or catheter may be provided. The positioning devices may include a first coupler, a second coupler configured to be removably coupled to a portion of a repositioning sheath or catheter that is proximal to the first coupler, and a portion extending between the first coupler and the second coupler, the extension bridge configured to maintain a fixed axial distance between the introducer hub and a proximal end of the repositioning sheath or catheter. A flexible hinge may be incorporated, where a medical device would be configured to pass through the second coupler, the flexible hinge, and the first coupler.Type: ApplicationFiled: July 19, 2023Publication date: January 25, 2024Applicant: ABIOMED, Inc.Inventors: Jonathan Barry, Robert Swierczek, Anne McLoughlin, David Johnston, David Filipiak, Christopher Korkuch, Glen Fantuzzi, Robert Fishman, Brian Miley, William Lewis
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Publication number: 20240024629Abstract: A torquer for an elongated medical device includes a body having a cavity defining a pathway. A first jaw is movable within the cavity. The first jaw includes a pad having a compliant property. A biasing member separate from the first jaw biases the first jaw relative to the body. An actuator movable relative to the body moves the first jaw to pinch and/or unpinch the elongated medical device with the first pad within the pathway.Type: ApplicationFiled: January 14, 2021Publication date: January 25, 2024Inventors: Christopher Zirps, Cameron Canale
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Publication number: 20240024630Abstract: Disclosed embodiments relate to devices and related methods for delivering a composition to a subject. In some embodiments, a device may include a catheter coupled to a handle. The handle may include proximal and distal handle portions that are moveable relative to one another to selectively expose a needle at a distal end of the catheter. The proximal handle portion may include a container coupling and a grip extending proximally from the container coupling.Type: ApplicationFiled: July 11, 2023Publication date: January 25, 2024Applicant: Sofregen Medical, Inc.Inventors: Joseph E. Brown, Christopher P. Gulka, Anh Hoang-Lindsay, Thomas L. Carroll
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Publication number: 20240024631Abstract: A robotic catheter system including a first drive mechanism configured to interact with an elongated medical device to cause the elongated medical device to move along its longitudinal axis. A controller provides a signal to a motor to move the first wiping surface toward the longitudinal axis when the elongated device is being withdrawn from a patient.Type: ApplicationFiled: September 25, 2023Publication date: January 25, 2024Inventors: Steven J. Blacker, Christopher Zirps, Peter Falb
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Publication number: 20240024632Abstract: Some embodiments of a medical device anchor system include an anchor device that secures a medical instrument (such as a catheter or the like) in place relative to a skin penetration point using subcutaneous anchors.Type: ApplicationFiled: September 21, 2023Publication date: January 25, 2024Inventors: Michael S. Rosenberg, Mark R. Christianson
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Publication number: 20240024633Abstract: An integrated vascular delivery system and method of use, the system including: a frame having a catheter hub that provides a first anchoring point on the patient and receives a catheter insertable in the patient to transfer fluid at an insertion site, a stabilization hub that provides a second anchoring point on the patient, at least one lateral member extending between the catheter and stabilization hubs, and a fluidic channel. The frame operates in a folded configuration in which the hubs are coupleable and an unfolded configuration in which the anchoring points are distributed around the insertion site to anchor the frame to the patient, thereby stabilizing the catheter. In some embodiments, the system further includes a septum that helps prevent fluid leakage from the catheter hub, or a needle shield that covers the distal end of a needle used during catheter insertion.Type: ApplicationFiled: February 10, 2023Publication date: January 25, 2024Inventors: STEVEN B. WHITE, ADRIENNE ROSE HARRIS, ELYSE WHITE, NATHAN FARRELL, RONALD DEAN DUIS, HENRY J.H. BROWN
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Publication number: 20240024634Abstract: An integrated intravenous catheter includes a catheter adapter having a catheter and an inlet, with the catheter configured to be inserted into a patient's vasculature, a needle-free connector comprising a first port, a second port positioned opposite the first port, and a side port positioned the first port and the second port, with the second port including a valve member, intermediate tubing extending between the inlet of the catheter adapter and the first port of the needle-free connector, and extension tubing extending from the side port of the needle-free connector.Type: ApplicationFiled: September 29, 2023Publication date: January 25, 2024Inventors: Erica E. Neumann, Evan Barbour VandenBrink, Ralph L. Sonderegger, John M. Lackey, Benjamin P. Hopwood, Jonathan Karl Burkholz
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Publication number: 20240024635Abstract: Some embodiments provided herein relate to methods, systems and kits for providing consistent intracoronary administration of a biologic to subjects having diverse coronary anatomies. In some embodiments, the biologic is an adeno-associated virus serotype 1 (AAV1) vector encoding sarcoplasmic/endoplasmic reticulum ATPase 2a (SERCA2a) protein.Type: ApplicationFiled: February 15, 2023Publication date: January 25, 2024Inventor: Brian Jaski
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Publication number: 20240024636Abstract: A medical introducer sheath having a steerable distal end portion and a proximal end portion fixed with a hub having a side port is provided with: an inner sheath elongated from the distal end portion to the proximal end portion and opened on the distal end portion and the proximal end portion, the inner sheath defining a main lumen in fluid communication with the side port; and an outer sheath running along an outer face of the inner sheath and defining one or more sub-lumens, each sub-lumen being elongated from the distal end portion and terminating at any position anterior to a proximal end of the inner sheath, the outer sheath covering the inner sheath throughout from the distal end portion to the proximal end portion and, at least at the proximal end portion, being in gas-tightly contact with or being formed in a unitary body with the inner sheath.Type: ApplicationFiled: October 4, 2023Publication date: January 25, 2024Applicant: TOGO MEDIKIT CO., LTD.Inventors: Hirokazu ANDO, Takahiro SHIBATA
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Publication number: 20240024637Abstract: A detachable guidewire assembly (10) is provided with multiple diameter compatibility. The assembly (10) includes a first guidewire (12) and second guidewire (14) a diameter less than that of the first guidewire. The second guidewire (14) is adapted for insertion and removal within and from the first catheter (12) via a receiver in form of an open lateral channel (16) or a longitudinal bore. A releasable coupling (18) is provided for selectively connecting the first guidewire (12) to the second guidewire (14). The releasable coupling may be formed by a magnetic coupling or a mechanical coupling. The second guidewire (14) may be equal to or greater in length than the first guidewire (12). In a coupled configuration, the distal tips of the first and second guidewires may align, but a proximal end portion of the second guidewire (14) may extend proximally of the first guidewire (12).Type: ApplicationFiled: December 3, 2020Publication date: January 25, 2024Inventor: Matt Casiraro
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Publication number: 20240024638Abstract: A guidewire for backloading and inserting a percutaneous pump affixed to a cannula includes a proximal section made of a first material, with a first diameter, a rounded proximal end, and a distal end. The guidewire also includes a distal section made of a second material, with a second diameter which is greater than the first diameter, a distal end, and a proximal end abutting the distal end of the proximal section. The first material of the proximal section is selected to be softer than a material of the percutaneous pump to reduce damage to the pump during backloading. The distal section of the guidewire is configured to be stiffer than the proximal section to insert the percutaneous pump in a desired location without damaging the guidewire.Type: ApplicationFiled: July 31, 2023Publication date: January 25, 2024Applicant: ABIOMED, Inc.Inventors: Zhenghong Tao, Michael Thomas Finnegan
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Publication number: 20240024639Abstract: A guide wire that is durable against twisting stress includes a first shaft and a second shaft having a distal end joined to a proximal end of the first shaft. The second shaft is formed of a material exhibiting an elastic modulus higher than that of a material forming the first shaft. The second shaft includes a variable hardness portion including a first portion having a hardness that gradually decreases from a distal end to a proximal end of the first portion, and a second portion arranged proximally of the first portion, and exhibiting a hardness lower than the hardness of the distal end of the first portion. The length of the variable hardness portion in the axial direction of the guide wire is longer than the diameter of the second shaft.Type: ApplicationFiled: October 4, 2023Publication date: January 25, 2024Applicant: ASAHI INTECC CO., LTD.Inventor: Yasunao TAKAHASHI
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Publication number: 20240024640Abstract: A rigidizing guiderail includes a rigidizing elongate tube having a tubular inner layer, a stiffening layer positioned radially outwards of the tubular inner layer, an outer layer over the tubular inner layer and the stiffening layer, and a vacuum or pressure inlet between the tubular inner layer and tire outer layer and configured to attach to a source of vacuum or pressure. The inner diameter of the tubular inner layer forms a guide wire lumen. The rigidizing elongate tube is configured to have a rigid configuration when vacuum or pressure is applied through the inlet and a flexible configuration when vacuum or pressure is not applied through the inlet.Type: ApplicationFiled: September 3, 2021Publication date: January 25, 2024Inventors: Garrett J. GOMES, Alexander Q. TILSON, Charles Steele LOVE, Deanna K. HENDRICKSON, Alberto R. CANTU
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Publication number: 20240024641Abstract: A multi-lumen catheter having a guidewire for each lumen, the catheter having a proximal-end assembly and an elongate tube including a multi-lumen medial portion and a distal-end portion. Each guidewire extends from the proximal end assembly through the medial portion to a lumen convergence portion which merges the lumens into a single output lumen. The distal-end portion includes (a) the lumen convergence portion, (b) an intermediate section surrounding the output lumen, and (c) a tapered tip surrounding the output lumen, with the diameter of each lumen of the multiple lumens other than the output lumen being sized to match the guidewire therein such that the guidewire is able to move therealong while being constrained laterally and remaining substantially coaxial with its lumen, and the diameter of the single output lumen being equal to the diameter of the largest diameter lumen of the multiple lumens.Type: ApplicationFiled: October 3, 2023Publication date: January 25, 2024Applicant: Mekal, LLCInventors: Mark W. Mewissen, James R. Watson
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Publication number: 20240024642Abstract: The present disclosure includes an expandable medical device and outer sheath combination. The outer sheath is capable of being split to form multiple sheath sections that may be peeled back to expose a portion or all of the expandable medical device. The medical device, as well as the outer sheath, may include one or more therapeutic agents for delivery to a treatment area within a patient.Type: ApplicationFiled: May 8, 2023Publication date: January 25, 2024Inventors: Edward H. Cully, Jeffrey B. Duncan, Peter Heicksen, Joseph B. Koenig, Jeffrey J. Kustusch
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Publication number: 20240024643Abstract: Disclosed are a method for fabricating a microrobot for delivery of a cell therapy product and a microrobot for delivery of a cell therapy product according thereto. A method for fabricating a microrobot for delivery of a cell therapy product is configured to comprise the steps of: coating a magnetic material with a coating material capable of promoting adhesion, proliferation, and differentiation of stem cells; and internalizing or attaching the coated magnetic material into stem cells. The microrobot for delivery of a cell therapy product, fabricated by the fabrication method, is configured to comprise: a stem cell; a magnetic material attached to the surface of the stem cell or injected into the stem cell and enabling migration in response to an external magnetic field; and a coating material applied to the surface of the magnetic material and promoting attachment, proliferation, and differentiation of the stem cell.Type: ApplicationFiled: December 1, 2021Publication date: January 25, 2024Inventors: Hong Soo CHOI, Sung Woong JEON, Sung Won KIM, Sun Hwa PARK, Jin Young KIM
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Publication number: 20240024644Abstract: Provided are tissue penetrating and biodegradable drug delivery devices capable of delivering an active pharmaceutical ingredient (API) directly to a target tissue site. The drug delivery devices can include a plurality of layers, wherein at least one of the layers of the plurality of layers includes an API and a biodegradable polymer. When the device is placed directly into or adjacent to the target tissue, the API layer can degrade thereby releasing the API multi-directionally into the target tissue.Type: ApplicationFiled: July 21, 2023Publication date: January 25, 2024Applicant: PanTher Therapeutics, Inc.Inventors: Laura INDOLFI, Margaret LASHOF-SULLIVAN, Daniel WILDMAN, Christopher D. L. JOHNSON
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Publication number: 20240024645Abstract: A medical powder spraying device with easy control of the flow volume of the powder being sprayed and an operating method of the powder spraying device are disclosed. The powder spraying device is characterized by including a flow volume control means, and thus the flow volume of the powder being sprayed may be more easily controlled.Type: ApplicationFiled: January 25, 2021Publication date: January 25, 2024Applicant: THERACION BIOMEDICAL CO. LTD.Inventors: Eun Jin KIM, Yong Suk CHOI, Byung Nam KIM
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Publication number: 20240024646Abstract: The present invention provides an implantable electrostimulation-based drug delivery system incorporating microneedle-based drug delivery module connecting with a wirelessly-controlled electrostimulation module such that under a small input power generated by magnetic coupling between a transmission antenna and a harvester of the wirelessly-controlled electrostimulation module, one or more substances stored in the microneedles can be released to tissues of a target site while no subsequent removal of the system from the target site is required as the system is entirely biodegradable and bioresorbable in vivo after a sufficient period of time.Type: ApplicationFiled: July 25, 2022Publication date: January 25, 2024Inventors: Xinge YU, Chenjie XU, Ya HUANG
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Publication number: 20240024647Abstract: The present invention relates to a kit comprising at least one microneedle system and at least one dosage form for transmucosally administering at least one pharmaceutically active ingredient, wherein the at least one dosage form for transmucosal administration comprises at least one pharmaceutically active ingredient, preferably an oral thin film, to this kit for use in the treatment of a patient, to the use of a microneedle system for reducing the permeation barrier of a mucosa for at least one pharmaceutically active ingredient, and to a method for treating a patient, wherein a microneedle system is firstly applied to a point of a mucosa of a patient and is removed again, and then an oral thin film comprising at least one matrix polymer and at least one pharmaceutically active ingredient is applied to the point of the mucosa where the microneedle system was applied and removed again, or wherein the microneedle system is applied to the mucosa simultaneously with a dosage form for transmucosally administerinType: ApplicationFiled: August 25, 2021Publication date: January 25, 2024Inventor: Andreas KOCH
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Publication number: 20240024648Abstract: A sensor device for detecting properties of a skin area, including at least one sensor unit; and a support device connected to the sensor unit. The support device can be connected to the skin area to be detected; the sensor unit includes a transmitter for outputting an electrical and/or magnetic signal to the skin area to be detected, and a receiver for measuring a signal originating from the skin area, which signal results from the signal output by the transmitter. The invention also relates to a use of such a sensor device. In addition, the invention relates to a method for detecting the properties of a skin area.Type: ApplicationFiled: November 23, 2021Publication date: January 25, 2024Inventor: Maral Heidary Dastjerdi
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Publication number: 20240024649Abstract: Ultrasound transducer element arrays using acoustic ensonification drive patterns via a patient interface for sonosensitizer activation in sonodynamic therapy. Incoherent acoustic field generation varying phase, frequencies, and/or amplitude via controlled delivery of low intensity planar acoustic waves. Method includes generating a first and a second signal to generate respective acoustic ensonification drive patterns with phase, frequency, and amplitude and generating at least one relative phase, frequency or amplitude difference to generate a third incoherent acoustic ensonification pattern to activate a sonosensitizer. Calibration and complementary therapy procedures to improve cell susceptibility of cells to sonodynamic therapy are disclosed.Type: ApplicationFiled: August 4, 2021Publication date: January 25, 2024Inventors: Vijay AGARWAL, Braden ELIASON, Jeremy LING, John BALLARD, Gregg MILLER
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Publication number: 20240024650Abstract: A venous access port assembly having a housing base with a discharge port, a septum, and a cap, with an interior reservoir. The housing base is provided with X-ray discernable indicia to identify an attribute of the assembly after its implantation and clearly appear on an X-ray of the patient in a manner informing the radiologist or technologist and the medical practitioner of that particular attribute. Such indicia can be depicted as cutouts through a disc of radiopaque material where the cutouts are in the form of alphabetical letters such as “CT”, or can be a set of discrete elements of radiopaque material, that are affixed along the bottom surface of the housing base or embedded within the thickness of the bottom housing wall.Type: ApplicationFiled: October 5, 2023Publication date: January 25, 2024Inventors: Raymond Bizup, Kevin Sanford, Christopher Linden, Kenneth M. Zinn, Timothy M. Schweikert
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Publication number: 20240024651Abstract: An access port cap system includes a cap having a body forming an interior reservoir therein, and a perimeter lip extending from a base of the body; and an adhesive member having a body forming an opening therein, and a double-sided adhesive tape contained between a top release liner and a bottom release liner; wherein the body of the adhesive member is configured to surround the circumference of an implanted port.Type: ApplicationFiled: June 22, 2023Publication date: January 25, 2024Inventors: Arlene Joyce Rosetta-Rangel, Joel Hughes
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Publication number: 20240024652Abstract: A luer connector including a rigid housing having a first end and a second end. The housing further including a rigid tubular male portion at the first end, a rigid tubular female portion at the second end, and a longitudinal opening therethrough. The male portion is configured to be engageable with a female connector. The female portion is configured to be engageable with a male connector and to prevent the disengagement of the male connector from the female portion. In some embodiments, the female portion is configured to maintain a fixed rotational position when the male connector is being threaded therewith, but to rotate with the male connector once the male connector has become fully engaged with the female portion so as to prevent the male connector from becoming unthreaded from the female portion.Type: ApplicationFiled: October 2, 2023Publication date: January 25, 2024Inventors: Thomas F. Fangrow, JR., George A. Lopez
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Publication number: 20240024653Abstract: Systems, methods, and devices for prohibiting contaminants from entering a central venous catheter connection are disclosed. A device described herein includes a first body section defining a first internal cavity and a second body section defining a second internal cavity. The second body section can be hingeably connected to the first body section. A first tubing notch is positioned at an end of at least one of the first body section or the second body section. The device has an open configuration and a closed configuration, and wherein, in the closed configuration, the first internal cavity and the second internal cavity are adjacent to create a connector cavity configured to contain a first connector.Type: ApplicationFiled: September 3, 2021Publication date: January 25, 2024Inventors: Scott J. Hollister, Ryan Akman, Sarah Jo Tucker, Joanna Kriegler Grossman, Kishan Pithadia, Adam S. Verga
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Publication number: 20240024654Abstract: Occlusive denervation catheters with treatment elements including integrated check valves and varied lumen positioning. An integrated check valve opens at a certain pressure to allowing a specified maximal fluid flow. The check valve enables some (sterile) cooling fluid volume to escape from the balloon into the artery under treatment. Additional fluid flow could still be recovered via the outflow lumen of the treatment element. In some aspects, the check valve is activated by increasing the pressure of the inlet flow during the high-power phase of ultrasonic energy delivery and reducing the pressure after energy delivery. In some aspects, inlet pressure may be increased based on an actual or predicted temperature increase in the balloon.Type: ApplicationFiled: June 12, 2023Publication date: January 25, 2024Inventors: Douglas A. Hettrick, Paul J. Coates, Gerry O. McCaffrey
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Publication number: 20240024655Abstract: A blood pump system including a blood pump, an intravascular flow cannula, and a pressure sensor. The intravascular flow cannula is in flow communication with the blood pump and has a distal end portion distally from the blood pump and a proximal end portion closer to the blood pump. The intravascular flow cannula has at least one blood flow through opening at its distal end portion for blood to enter or exit the flow cannula. The blood flow through opening has a borderline surrounding the through opening. The pressure sensor is configured radially within the flow cannula and borders a proximal portion of the borderline.Type: ApplicationFiled: June 21, 2023Publication date: January 25, 2024Applicant: Abiomed Europe GmbHInventors: Thorsten Siess, Frank Kirchhoff, Christopher Nix
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Publication number: 20240024656Abstract: A blood pump comprises a pump casing having a blood flow inlet and a blood flow outlet, and an impeller arranged in said pump casing so as to be rotatable about an axis of rotation. The impeller has blades sized and shaped for conveying blood from the blood flow inlet to the blood flow outlet. The blood pump also has an outflow cannula having an upstream end portion, a downstream end portion and an intermediate portion extending between the upstream end portion and the downstream end portion. The upstream end portion of the outflow cannula is connected to the pump casing such that blood is conveyed from the blood flow outlet of the pump casing into and through the intermediate portion of the outflow cannula towards the downstream end portion of the outflow cannula, wherein the downstream end portion has a blood flow outlet through which blood can exit the outflow cannula.Type: ApplicationFiled: June 28, 2023Publication date: January 25, 2024Applicant: Abiomed Europe GmbHInventors: Thorsten Siess, Walid Aboulhosn
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Publication number: 20240024657Abstract: Described herein are improved blood pumping devices, including improved intra-aortic balloon pumps and ventricular assist devices. The pumping efficiency of either device may be improved with the use of one or more valves, counter pulsation balloons, non-compliant tubular structures, secondary pumping balloons, and similar components.Type: ApplicationFiled: December 9, 2021Publication date: January 25, 2024Applicant: NXT Biomedical, LLCInventors: Robert C. Taft, Alexander Siegel, Glen Rabito, Joseph Passman, Stanton J. Rowe, Elliot Howard, Jeremy Koehler, Robert S. Schwartz, Abubaker Khalifa
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Publication number: 20240024658Abstract: The present disclosure relates to a micro magnetic-hydraulic suspension centrifugal blood pump, which is a pump and motor integrated device. The blood pump includes a pump housing, a rotor, an impeller, a servo motor, an inner magnetic core group, an outer magnetic ring group, a limiting device, and a suture snap ring device; the rotor and the impeller are seamlessly connected into a whole; the rotor is arranged in an inner pipe of the blood pump; the servo motor drives the rotor to drive the impeller to do work; the inner magnetic core group is arranged at a lower end inside the rotor; the outer magnetic ring group and a wrapping sleeve are upright in a pump cavity lower shell; an inner and outer magnetic combination can achieve a radial magnetic suspension effect of the impeller; a ceramic sheet and a ceramic cone form a temporary limiting bearing; a top end of a vane of the impeller is provided with an inclined surface; and the pump can generate hydraulic suspension during working.Type: ApplicationFiled: March 1, 2021Publication date: January 25, 2024Inventors: Zhongmin LIU, Feng WAN, Yuanyi PENG, Guorong LI
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Publication number: 20240024659Abstract: Blood pump for percutaneous insertion into a heart's ventricle comprising an electrical motor for driving the blood pump, the electrical motor comprising at least tree motor winding units, wherein each motor winding unit is individually connectable to a power supply via two separate phase supply lines connected to the respective motor winding unit terminals. Motor controller for driving and controlling the electrical motor of the blood pump, wherein the motor controller comprises corresponding phase supply line driving units for each motor winding units of the electrical motor of the blood pump which phase supply line driving units are connected via the corresponding two-phase supply lines with the corresponding motor winding unit. Blood pump system comprising the blood pump and the motor controller.Type: ApplicationFiled: August 14, 2023Publication date: January 25, 2024Applicant: Abiomed Europe GmbHInventors: Thorsten Siess, Christof Malzkorn, Martin Kortyka, Christian Moser
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Publication number: 20240024660Abstract: Devices and methods for assisting blood flow are provided. The device includes a housing with an inlet and an outlet, and a fluid barrier separating the housing into a first section containing the inlet and outlet, and a second section. The device also includes an impeller shaft coupled to an impeller and a first magnet in the first section of the housing, and a drive shaft coupled to a second magnet in the second section of the housing. The first and second magnets are arranged such that rotation of the drive shaft rotates the second magnet causing rotation of the first magnet, which drives the impeller.Type: ApplicationFiled: October 4, 2023Publication date: January 25, 2024Inventors: Brian Hanson, Steven R. Larsen, Benjamin Breidall, Joseph A. Kronstedt, Paul F. Chouinard
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Publication number: 20240024661Abstract: Described here are systems, devices, and methods useful for treating a neurological disorder of a patient. A system for applying transcutaneous electrical stimulation to a patient may comprise an electrode configured to be coupled to a forehead of the patient. The electrode may comprise a substrate, a first conductor, a second conductor, and an insulator each disposed on the substrate. The insulator may be positioned laterally between the first and second conductor. The first and second conductors may be configured to stimulate a trigeminal nerve of the patient. An electrode identifier may be disposed on the substrate and across the first and second conductors. A housing may be configured to releasably couple to the electrode. The housing may comprise a signal generator configured to generate a set of pulses for the electrode.Type: ApplicationFiled: May 19, 2023Publication date: January 25, 2024Inventors: Jennifer TRAINOR-MCDERMOTT, Mickaël JEAN, Michael JOHNSON, Jeroen WILMS, Michaël BURM, Robrecht Van VELTHOVEN, Laurent HOUTSAEGER
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Publication number: 20240024662Abstract: In at least one embodiment, a system and method for implanting an implantable medical device (IMD) within a patient may include an IMD including a housing and an attachment member, and a delivery catheter including a tethering snare that is configured to be selectively extended out of the delivery catheter and retracted into the delivery catheter. In at least one embodiment, a system and method for implanting an implantable medical device (IMD) within a patient may include an IMD including a housing and an attachment member, wherein the attachment member includes a central passage connected to a connection chamber, and a delivery catheter including first and second tethers that may be moved outwardly from and retracted into the delivery catheter.Type: ApplicationFiled: October 2, 2023Publication date: January 25, 2024Inventors: Thomas B. Eby, Alan Klenk
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Publication number: 20240024663Abstract: In part the disclosure relates to methods of treating acne, excessive sweating, unwanted hair, and/or unwanted blood vessels. The method may include providing a needle array comprising a plurality of needles; inserting plurality of needles into a dermis of a treatment area; detecting a location of an enlarged sebaceous gland; and energizing one or more of the plurality of needles to treat sebaceous glands, one or more sweat glands, vascular legions, unwanted hair follicles and/or unwanted blood vessels.Type: ApplicationFiled: September 29, 2023Publication date: January 25, 2024Inventors: Mirko Georgiev Mirkov, James Boll
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Publication number: 20240024664Abstract: Various methods and devices for treatment or assessment of structures or nerves accessible via the nasal cavity utilizing electrical stimulation or signal recording are provided. Devices can include one or more electrodes to provide electrical stimulation or signal recording. Electrodes can be disposed upon an inflatable balloon or a flat-surfaced tool or a precision tip.Type: ApplicationFiled: September 10, 2021Publication date: January 25, 2024Applicant: The Board of Trustees of the Leland Stanford Junior UniversityInventor: Zara Marzban Patel
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Publication number: 20240024665Abstract: Various deformable thin film spinal cord stimulation devices that are deformable to conform to the shape and/or movement of the target spinal cord. Each device embodiment has an electrode body with at least one deformation section disposed longitudinally within the electrode body and at least one electrode contact. Some implementations have a distal structure that can be formed into a pusher receiving structure such as a pocket or a collar.Type: ApplicationFiled: July 25, 2023Publication date: January 25, 2024Inventors: Maria Vomero, Samuel Ong, Maria Porto Cruz Westermann, Hijaz Haris, Steve Mertens, Dave Rosa, Camilo Diaz-Botia, Alfonso Chavez
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Publication number: 20240024666Abstract: An introducing device for locating a tissue region and deploying an electrode is shown and described. The introducing device may include an outer sheath. An inner sheath may be disposed within the outer sheath. The inner sheath may be configured to engage an implantable electrode. In an example, the inner sheath may comprise a stimulation probe having an uninsulated portion at or near a distal end of the delivery sheath. A sheath or needle may be coupled to a power source or stimulation signal generating circuitry at a proximal end. A clinician may control application of the stimulation signal to a tissue region via a sheath or needle.Type: ApplicationFiled: November 17, 2022Publication date: January 25, 2024Inventors: Joseph W. Boggs, Amorn WONGSARNPIGOON, Matthew G. DEBOCK, Meredith J. MCGEE, Devin SELL, Robert B. STROTHER, Joey GROSZEK, Nathan D. CROSBY
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Publication number: 20240024667Abstract: A neuromodulation device includes a movable arm coupled with a main body. The movable arm is configured to transition between an open configuration and a closed configuration. The movable arm is biased towards the closed configuration. A nerve stimulation chamber is defined at least in part by the movable arm. The nerve stimulation chamber is configured to retain a nerve therein. The device has an open channel through which the nerve travels. The channel is defined at least in part by the movable arm. The size and shape of the chamber and the channel are adjustable by the movement of the arm in response to contact with the nerve. The channel may be continuously axial along a longitudinal axis of the channel when the movable arm is in the closed configuration. The chamber has an electrode.Type: ApplicationFiled: July 22, 2023Publication date: January 25, 2024Inventors: Jayme Coates, David Constantine, Mario Romero-Ortega, Mark Tauer
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Publication number: 20240024668Abstract: A method stimulates a nerve by providing a device having an arm formed of an elastomeric material. A channel through which the nerve travels is defined at least in part by the arm. The channel has a continuously axial longitudinal axis at rest. A nerve stimulation chamber is defined at least in part by the arm. The nerve stimulation chamber is configured to retain the nerve therein. The device has an electrode in the chamber. The method reduces a dimension of a nerve. The is less than 50% of the diameter of the undeformed nerve. The device is configured to apply less than 6.7 kPa of pressure to the nerve at any given point. The nerve is positioned in the chamber, and the cross-sectional dimension of the stretched nerve is increased. At least 20% of the perimeter of the nerve is maintained in contact with the electrode.Type: ApplicationFiled: July 22, 2023Publication date: January 25, 2024Inventors: Jayme Coates, David Constantine, Mario Romero-Ortega, Mark Tauer
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Publication number: 20240024669Abstract: Disclosed are methods and compositions for preventing or disrupting mitosis of pluripotent stem cells, killing pluripotent stem cells, preventing or disrupting division of pluripotent stem cells, reducing the viability of pluripotent stem cells, slowing the progression or differentiation of pluripotent stem cells, and treating an ectopic pregnancy.Type: ApplicationFiled: August 1, 2023Publication date: January 25, 2024Inventor: Tali Voloshin-Sela