Abstract: A needleless connector has a housing with an internal cavity having an interior surface, a port, an output flow channel, and a fluid flow path through the cavity between the port and the output flow channel. A collapsible valve is disposed within the cavity. The valve has one or more rings each having a surface that is in sealing contact with the interior surface of the housing. There are one or more notches formed in each of the one or more rings, and the flow path passes through one of the notches in each of the one or more rings.

Abstract: A valve apparatus device provides surgical instruments with sealable access to an inlet port of an endoscope instrument channel. The valve has a hollow body with a distal end that releasably attaches to the inlet port, and a flexible diaphragm seal dividing the body into a proximal chamber and a distal chamber. An instrument opening extends through the diaphragm seal for the passage of instruments therethrough, and connects the chambers together. The diaphragm seal is configured to seal with a surgical instrument inserted into the instrument opening. At least one fluid transfer member is provided to fluidly interconnect the proximal chamber to the distal chamber when the surgical instrument is sealed within the instrument opening.

Abstract: A valve assembly may include a valve body defining a housing for receiving a plunger, wherein the valve body includes an inlet channel and an outlet channel in selective fluid communication with the inlet channel. The valve assembly may also include a deflectable membrane operably coupled to the plunger, wherein the membrane is configured to selectively prevent fluid flow from the inlet channel to the outlet channel. Furthermore, the valve assembly may include an electromagnet for controlling a position of the plunger.

Abstract: A medical catheter (1) comprising an inner catheter tube (2) and an outer catheter tube (3), wherein the inner catheter tube (2) has at least one outlet port (6) for a medical liquid at its distal end and the outer catheter tube comprises two parts of differing rigidities, namely a flexible part (5) and a rigid part (4), wherein the flexible (5) part is located at the distal end of the outer catheter tube (3) and the distal end of the flexible part (5) is connected to the inner catheter tube (2), and wherein the medical catheter also comprises a drive means (7) for generating a relative movement between the inner catheter tube (2) and the rigid part (4) of the outer catheter tube (3).

Abstract: In order to improve a surgical sealing element holder for holding a surgical sealing element of a surgical sealing system comprising a trocar with a trocar sleeve, the sealing element having an insertion opening which can be widened, such that a sealing element of the sealing system can be replaced in a simple and reliable manner and it is ensured that sealing in relation to a channel of the trocar sleeve is perfect at all times it is suggested that a holder sealing element be provided for sealing the sealing element holder with respect to an inner wall surface of the trocar sleeve. In addition, an improved surgical sealing system is provided.

Abstract: A medical aspiration apparatus for removing the contents of a subject's stomach includes a nasogastric (NG) tube having a tip structure that is less likely to be obstructed by stomach mucosa and solid particles of the stomach's contents. The apparatus also includes a flow control manifold that is capable of quickly and easily alleviating obstructions.

Abstract: 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.

Abstract: A compact fluid dispenser for use in controllably dispensing fluid medicaments, such as antibiotics, blood clotting agents, analgesics, and like medicinal agents from collapsible containers at a uniform rate. The dispenser includes a novel stored energy source that is provided in the form of a compressible-expandable member that functions to continuously and uniformly expel fluid from the device reservoir. The apparatus further includes a novel fluid flow control assembly that precisely controls the flow of the medicament solutions from the device reservoir to the patient.

Abstract: An aseptic fluid connector having a first connector including a first fluid passageway for receiving a fluid therein; a first port in fluid communication with the first fluid passageway for passage of the fluid therethrough; and a first deflecting member. The first deflecting member includes a first engaging portion radially spaced relative to the first port, and a first valve movable between a closed position and an open position with movement of the first engaging portion between a non-deflected position and a deflected position, respectively. In the non-deflected position, the first valve is located in the closed position forming a fluid-tight seal between the first valve and first port and preventing the passage of fluid therethrough, and in the deflected position, the first valve is located in the open position allowing the aseptic passage of fluid through the first port.

Abstract: An intravenous flow control device includes a rigid casing (2) defining a flow passage having a fluid entrance (211) and a fluid exit (222); and a flow regulator (1) disposed in the casing (2) and including a floating member (11) having a hollow cylinder (111), an opening (112) on a bottom of the hollow cylinder (111), and a lower stepped-diameter chamber (113) in the hollow cylinder (111) and communicating with the opening (112); and a valve member (12) including a hollow member (121), a flat member (122), and a space (123) open to top. The valve member (12) is retained in the chamber (113) through the opening (112) and together they form a sealed hollow structure. The flow regulator (1) floats on fluid in the casing (2) due to the sealed hollow structure.

Abstract: The present invention relates to a connector, for use with a catheter provided with a catheter valve, comprising a liquid channel, for transporting a liquid from a first to a second end of the connector, or vice versa, a first coupler, provided on the first end of the connector, to couple the connector and the catheter, a second coupler, provided on the second end of the connector, to couple the connector and a liquid administering—and/or measuring device, a pin-shaped part, from the first end of the connector extending in substantially axial direction, to open the catheter valve when the connector is coupled to the catheter.

Abstract: The male connector of the present disclosure allows for the flow of fluids therethrough and includes a movable blunt needle having a shoulder projecting radially outwards from the movable blunt needle. The male connector also includes an outer cylinder body formed around the movable blunt needle and disposed in coaxial alignment to the movable blunt needle, a blunt needle retainer which retains the movable blunt needle so that the movable blunt needle can move in an axial direction, and a valve which opens as a result of the movable blunt needle moving in the axial direction when the posterior end presses against the valve. This occurs when the movable blunt needle is inserted into a corresponding connection site, such as a female connector, and the shoulder presses against the connection site to force the movable blunt needle in the axial direction.

Abstract: A medical instrument has a cannula and a seal disposed in the cannula. An expansion device serves for expanding an opening in the seal for guiding shafts of other instruments of greater diameter in a sealed manner through the expanded opening. The expansion device has an expansion cone with a plurality of slats mounted pivotably on an annular body at a first end thereof, a second end of the slats being connected to the seal in an area of the opening. The slats are connected at its first ends to the annular body via spherical heads engaged into corresponding openings in the annular body.

Abstract: A medical device is presented, which includes a fluid pathway and a septum slidably housed within the fluid pathway. The septum can be opened by a septum actuator disposed in a fixed position within the fluid pathway. In some examples, both the septum actuator and the septum have at least one surface exposed to the fluid pathway. An anti-pathogenic material can be applied to these surfaces.

Abstract: An integrated injection device with pre-packaged medication is disclosed. The integrated injection device includes an ampule that is filled with a fluid medication and a collar with hypodermic needle. The collar includes an axial valve that is positioned between a first end of the collar a second end that includes an exit aperture that is connected to the hypodermic needle. The valve is movable from a first position where the valve blocks fluid communication between the first end and the second end and a second position where valve provides fluid communication between the first end and the exit aperture in the second end. The valve cooperates with a frangible webbing that extends over the second end of the collar and causes the valve to move to the second position when twisted to separate the frangible webbing from the injection device to expose the hypodermic needle.

Abstract: 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.

Abstract: A medical connector is described which is formed by a body having an inlet port, an outlet port through a male luer portion of the body, and a fluid path between the inlet port and the at least one outlet ports. A retractable post extends through the fluid path in the male luer sealing a tip of the male luer thereby closing the fluid path when the connector in not activated. There is a seal between the retractable post and the body that forms a fluid volume within a portion of the cavity. The fluid path passes through the fluid volume. When actuated, the retractable post is forced away from the tip of the male luer, thereby opening the fluid path through the medical connector and decreasing the fluid volume.

Abstract: Systems and methods to provide an intravenous device having flashback capabilities and features to permit a flashback notch of an introducer needle to bypass a septum of the device without incurring an undesirable contact between the flashback notch of the introducer needle and a related contact surface of the septum.

Abstract: A closure for a tubular access port in a medical fluid flow line or other container comprises a removable cap for enclosing and sealing the tubular access port. The cap has a closed end wall. The end wall carries an extending poker to facilitate the pushing of an antiseptic-carrying material into a lumen of the access port. The poker has an outer diameter that is less than the inner diameter of the access port. A method of using the poker is also described.

Abstract: A medical valve transitions between an open mode that permits fluid flow, and a closed mode that prevents fluid flow. To that end, the medical valve has a housing with an inlet and an outlet, a rigid member movably mounted within the housing, and a resilient member with a sealing portion. The housing also has at least one relief zone that is in fluid communication with the outlet when the valve is in the closed mode. The rigid member may have a proximal end, a distal end, and a flow channel. The relief zone may be radially outward from the sealing portion. The sealing portion may seal the valve and prevent fluid from passing through the valve when in the closed mode.

Abstract: A sterilization cap carried on a needle support end of a syringe. The cap includes a main body having first and second ends, the first end being connectable to the needle support end, as well as being connectable onto the needle support end alone of a primary or IV extension line. A sponge secured within a sponge cavity within the second end is saturated with a sterilizing liquid. A removable cover attached to the second sealingly encloses the sponge until the syringe is used. The second end is sized, when the cover is removed, to fit over a tip of a CLAVE needleless connector extension or IV tubing a distance sufficient to compress the sponge to sterilize the tip with sterilizing liquid expressed from the sponge.

Abstract: 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.

Abstract: A method for delivering a fluid to an animal with a drug delivery device without causing contamination to the drug delivery device. The drug delivery device used by the method may comprise a fluid subsystem with a switching device, disposable syringes, fluid reservoirs, disposable tubing, and a catheter. In one embodiment, the method allows a user to deliver multiple drugs to an animal without contaminating the valves that control the flow of fluid.

Abstract: 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.

Abstract: A surgical device and method for injecting cement in a bone cavity includes an elongated, hollow body to be inserted partially into the cavity. The body has an inner lumen with a distal opening to expel cement therefrom. An entry plug for the cement is connected to a cement pressurized supply. The entry plug is in fluid communication with the lumen to deliver cement through the entry plug, wherein the entry plug is movably mounted on the hollow body.

Abstract: Disclosed is an infusion port for regulating the inflow of an aqueous solution of an aqueous-solution pack into an external ringer spike as at least part of the ringer spike is inserted or withdrawn. The infusion port comprises an inflow part, a securing part, and a cover part. The inflow part is formed with at least one first inflow hole into which the ringer spike is inserted, so as to allow the inflow of the aqueous solution of the aqueous-solution pack as the ringer spike is inserted. Consequently, as the first inflow hole of the inflow part moves outside or inside the securing part, it is possible to regulate the flow of the aqueous solution of the aqueous-solution pack through the first inflow hole and into the ringer spike disposed inside the inflow part.

Abstract: A gland member within a medical valve is configured to have a substantially consistent or enlarging internal volume as the valve transitions from a closed mode to an open mode. The valve has a housing forming an interior containing a flow path, and a stationary post member within the interior. The post member has a lumen that is a part of the flow path. The lumen has an opening to the interior of the housing. The valve further includes a gland member circumscribing the post member to produce a variable volume region formed at least in part between the gland member itself and the post member. The variable volume region is a part of the flow path, while the gland member occludes the post lumen opening when in the closed mode. The variable volume region has an open volume that is no less than its closed volume.

Abstract: According to the invention, the spring-effect deformation capacity of the valve (5) essentially relates to the plug (Sa) and to an intermediate valve portion (5c) between the plug (Sa) and a tubular gap (6). The valve (5) and the fixed end piece (3) are conformed so that the valve can be permanently tightened on the fixed end piece without forming a significant dead volume in said gap independently from the deformation of the valve, and so that the valve can be maintained on the fixed end piece (3) without any flexion under the action of the mobile end piece. The slot (9) of the valve includes a moulded proximal slot (9A) followed by a pierced distal slot (9B) for communication between the moulded slot and said gap when the slot is open. Application in medical fluid connectors.

Abstract: A valve is provided for controlling flow along a fluid line that includes an outer shell and an inner housing slidably disposed therein that includes connector threads surrounding a boss on one end and a passage through the boss. A backing member is coupled to the outer shell and has a sealing pin extending into the passage. A connector may be threaded into the one end of the inner housing, thereby slidably engaging the connector threads, causing the inner housing to move helically from a closed position wherein the sealing pin engages an outlet opening at the distal end of the boss to seal the outlet opening and an open position wherein the inner housing is directed away from the sealing pin to open a fluid path through the valve, around the pin, and through the outlet opening.

Abstract: A closure plug for a catheter includes a hollow tubular main body with two open opposite ends, the first end for coupling to the final end of the catheter and the second end for coupling to a first open end of a tubular secondary body provided with a second closed end opposite the first end. The main body can include a support flange for supporting the secondary body and the plug can include securing means for securing the secondary body to the main body.

Abstract: Connector assemblies are provided for controlling flow in a fluid line that include an outer shell, an inner housing, and a tubular member. The inner housing is disposed within the outer shell and includes a boss disposed adjacent a first end of the outer shell. The inner housing is movable axially within the outer shell between first and second positions when a device is connected to the first end. The tubular member is carried by the inner housing and includes a fluid passage extending between a second end of the outer shell. The tubular member moves axially as the inner housing moves between the first and second positions, and cam features on the outer shell and the tubular member cause the tubular member to rotate as the inner housing moves between the first and second positions, thereby opening a fluid path between the fluid passage and the first end.

Abstract: An embodiment of the invention includes a quantum fluid flow management apparatus which controls and facilitates delivery of liquid and/or air to the surgical site during a surgical procedure via a trumpet valve, various restriction (crimping) devices, and a network of tubing for selectively passing air or fluid through to the surgical site. The trumpet valve allows for selective control of air or fluid or both or neither. Additionally the flow management apparatus controls the application and suction of fluids from the surgical site which may be used in cooperation with the injection of a fluid such as water to irrigate the surgical site to remove body fluids, debrided material or the like.

Abstract: A dual pump irrigation/aspiration pump system capable of operating in a plurality of different modes suitable for a variety of different endoscopic surgical procedures. The system monitors actual or calculated intra-articular pressure and adjusts flow to maintain surgeon requested pressure at the surgical site while controlling outflow. The irrigation/aspiration pump system has an inflow pump and tubing dedicated to communicating fluid to the surgical work site and an outflow pump and tubing dedicated to removing fluid from the work site at a controlled rate. The system further has different size inflow and outflow pumps and tubing cassettes, means for altering the outflow fluid flow rate to accommodate a surgical tool and a means for declogging the surgical tool in the event of blockage. In a preferred embodiment a pressure control system provides inferred pressure information representative of the pressure at the work site.

Abstract: One embodiment of the invention provides a method to purge air or liquid from a powered injection system. In this embodiment, the method includes driving a first pumping device in a first operational mode to inject an amount of a first liquid medium through disposable tubing and a disposable valve, driving the first pumping device in a second operational mode to deform the disposable valve, and driving a second pumping device to inject an amount of a second liquid medium through the disposable tubing and the deformed valve. In one embodiment, the first pumping device comprises a first syringe, the second pumping device comprises a second syringe, and the disposable valve comprises an elastomeric valve.

Abstract: The present invention provides a medical device for insertion into a body, the device having at least one surface covered by and attached to at least one detachable cover and at least one surface hole, such as the cover encapsulate and seals the medical device. The cover can be detached and pulled off the device which remains in the body. The cover includes at least one sealing element for preventing ingress of fluids between the cover and at least part of the medical device. The cover and the at least one sealing element, encapsulates the medical device though it's length, overlapping at least one surface hole. The cover and the at least one sealing element are designed to isolate at least one hole from at least another holes, while enabling free passage through it, in at least partial time period in which the medical device is within the body.

Abstract: A first catheter can include a first catheter body providing a longitudinal bore and can have flexible first seal at its distal portion. The first seal can at least partially occlude the bore at the distal portion of the catheter body in a first configuration. A second catheter can be slid into or through the bore of the first catheter body, such as to expand the first seal into a second configuration. Wicking or reflux can be inhibited. Other features, applications, and methods can be included.

Abstract: A method of placing a catheter into a patient while preventing disadvantageous escape of fluid from the patient comprises providing a catheter secured to a valve hosing. The catheter has a proximal end, a distal end and an interior lumen. The valve housing has a first port, a second port, and a fluid path running between the first and second ports. The catheter and the valve housing have a hollow needle extending therethrough. The method further comprises piercing the patient's skin, thereby inserting the catheter into the patient. The method further comprises holding the catheter and valve housing in place while removing the hollow needle through the catheter and valve housing. The hollow needle passes through the first and second ports of the valve housing.

Abstract: A sealing valve assembly is provided for medical products. The valve assembly includes a valve member mountable within a passageway of a medical product body element, the valve member defining a peripheral portion spaced from a central axis and including two walls extending from the peripheral portion toward the central axis. The walls include ends that contact each other to preclude flow through the passageway. The valve member may be formed of a material having a durometer of less than about 20 Shore A. The valve member may also have a higher durometer material with other wall configurations, or may have a wall member having a varying durometer.

Abstract: A catheter assembly comprising an elongated tubular structure having a distal end and a proximal end; a septum disposed within the interior of the tubular structure so as to define a first lumen and a second lumen, and a valve element disposed at the distal end of the tubular structure and configured to move longitudinally relative to the tubular structure between (i) a closed position in which the distal end of the tubular structure is closed off by the valve element, and (ii) an open position in which the distal end of the tubular structure is not closed off by the valve element; wherein the tubular structure, septum and valve element are configured so as to provide fluid communication between the first and second lumen when the valve element is disposed in its closed position.

Abstract: A medical valve transitions between an open mode that permits fluid flow, and a closed mode that prevents fluid flow. To that end, the medical valve has a housing with an inlet and an outlet, a rigid member movably mounted within the housing, and a resilient member with a sealing portion. The housing also has at least one relief zone that is in fluid communication with the outlet when the valve is in the closed mode. The rigid member may have a proximal end, a distal end, and a flow channel. The relief zone may be radially outward from the sealing portion. The sealing portion may seal the valve and prevent fluid from passing through the valve when in the closed mode.

Abstract: A regulating device for an intravenous drip set comprising a main housing unit (1) which comprises a mobile roller (2) which can gradually compress a flexible tubing (4) until the tubing (4) is fully compressed and a fixed roller (3) which together with the mobile roller (2) squeeze the flexible tubing of an intravenous line into a totally closed position to act as a flusher for the intravenous line, whereby when by sliding the entire device downwards along the tubing (4) proximally towards a patient, flushing of fluid in the intravenous line is thereby achieved.

Abstract: Methods and apparatus for a syringe adapter. In one embodiment, an adapter/cap assembly is threadably engaged to a syringe for enteral feeding applications. The adapter cannot be removed from the syringe to prevent the syringe from being used for IV applications.

Abstract: The present invention extends generally to a vascular access device that employs a septum and septum activator designed to minimize or eliminate the possibility that fluid will flow into interstitial spaces between the septum activator and the body of the vascular access device. The septum activator can be configured with a proximal end that has an outer diameter that is at least as great as the diameter of the lumen within which the septum activator is contained.

Abstract: A variable infusion length catheter includes a tube assembly having a plurality of coaxial tubes each with a plurality of side ports formed therein, and having among the tubes a plurality of different rotational configurations each defining a different pattern of fluid communication among the side ports and a corresponding different infusion length of the catheter. Related methodology is also disclosed.

Abstract: A bi-directional valve assembly, including valves for use in closed-ended catheters or other elongate tubular devices, is disclosed. In one embodiment, a catheter assembly for insertion into a body of a patient is disclosed and comprises an elongate catheter tube including an outer wall that at least partially defines at least one lumen that extends between a proximal end and a closed distal end thereof. The catheter tube includes a valve assembly that in turn includes a linear slit valve defined through the outer wall of a distal segment of the catheter tube, and a deformation region. The deformation region includes a compliant segment disposed in the outer wall of the catheter tube and a thinned portion of the outer wall. The compliant segment and thinned portion of the deformation region cooperate to preferentially deform the outer wall and open the slit valve during aspiration through the catheter tube.

Abstract: An apparatus includes a housing, a flow control mechanism, and an actuator. At least a portion of the flow control mechanism is movably disposed within the housing. The apparatus further includes an inlet port and an outlet port, and defines a fluid reservoir. The outlet port is fluidically coupled to a second fluid reservoir and is fluidically isolated from the first fluid reservoir. The actuator is configured to move the flow control mechanism between a first configuration, in which the inlet port is placed in fluid communication with the fluid reservoir such that the fluid reservoir receives a first flow of bodily-fluid, and a second configuration, in which the inlet port is placed in fluid communication with the outlet port.

Abstract: A catheter assembly is disclosed that includes a catheter adapter having a port disposed on its sidewall. A valve is coupled to the port to seal the opening in the port.

Abstract: Medicament delivery device comprising a housing (10) and container holder (12) accommodating a multi-chamber medicament container wherein said housing and said medicament container holder are interactively connected to and movable relative each other; a mixing guard mechanism interactively connected to the body for driving the medicament container holder within the housing achieving a reconstitution, wherein the mixing guard mechanism comprises a guard member (34), a force member (52), a guard member locking means (24, 42) whereby, when the reconstitution is achieved, the medicament container holder and the guard member are movable in relation to said housing from a pre-mix position to a mixed position wherein said medicament container holder has been displaced distally in relation to said housing, at which mixed position said guard member locking means is activated, whereby said guard member is forced in the proximal direction by said force member for covering the delivery member (22).

Abstract: A valve for controlling material flow through a catheter, comprises a first flexible member including a first moveable element, wherein, when the first moveable element is in the open position, material may flow past the first flexible member through a first lumen of the catheter and, when the first moveable element is in the closed position, flow through the first lumen is prevented and a first biasing member coupled to the first flexible member for biasing the first moveable member toward the closed position.

Abstract: A skin seal or trocar stabilizer with an inflatable membrane disposed inside, whereby medical instruments may be passed through the skin seal into a endoscopic work space while the inflatable membrane is inflated, thereby allowing the use of normal short conventional open surgery instruments during endoscopic procedures and during insufflation.