Abstract: Catheters for percutaneous applications are disclosed. The catheter according to example embodiments may comprise a substantially straight section, an anchoring section positioned proximal to the substantially straight section. The anchoring section can have a curvature for providing longitudinal traction with a tissue to anchor the catheter to the tissue and a pathway extending through the catheter for transporting fluids. The pathway may comprise a first section and a second section in fluid communication with each other, where the first section extends through the length of the straight section, and the second section extends through the anchoring section and has a curvature which mimics the curvature of the anchoring section.

Abstract: A needle assembly is disclosed, which includes a needle protection member and a rotor. The rotor has a rotor body and a restriction portion. When the needle protection member in the initial state is displaced from the protection position to a use position and returns to a protection position, the restriction portion is displaced from the initial position to the lock position by the rotation of the rotor body with respect to the needle protection member. A needle hub has a displacement prevention portion that prevents the needle protection member from being displaced from the protection position to the use position again by contacting the restriction portion at the lock position.

Abstract: The present invention discloses a catheter system, comprising: a catheter head having a lumen, a proximal end and a distal end, and an opening positioned at a bottom of the distal end; and a rotatable inner tube having a lumen positioned in the lumen and at a proximal end of the catheter head, the inner tube including a front end having an arcuate opening; wherein the rotatable inner tube can be rotated so that the arcuate opening thereon can be made to engage or disengage with the opening at the bottom of the distal end of the catheter head. The invention also provides a catheter system and method for re-entry of a vascular false lumen into a true lumen in a quick, accurate and low-risk way.

Abstract: A device for performing transanal irrigation includes an elongated neck having a proximal end and a flushing liquid channel passing therethrough. In a system including the device, the flushing liquid channel communicates with a source of flushing liquid. An insert is positioned on the proximal end of the neck of the device and is inserted into a body cavity of a user. The insert has a flushing liquid opening that is in fluid communication with the flushing liquid channel of the neck. A control housing is connected to the neck of the device and contains a pump. Pressurized flushing liquid flows through the device channel and exits through the flushing liquid opening of the insert when the pump is activated. A pair of support arms are attached to the device neck and rest on a sitting user's legs with the insert positioned below a body cavity of the user.

Abstract: A system to detect occlusion of an intravenous catheter may include a housing, which may include a distal end configured to couple to a proximal end of a catheter adapter and an inner lumen forming a fluid pathway. The system may also include a wave transmitter, a transducer disposed within the fluid pathway, a processor coupled to the transducer, and an indicator unit coupled to the processor. The wave transmitter may transmit energy waves along a length of an intravenous catheter of the catheter adapter. The processor may receive an electrical signal corresponding to the portion of the energy waves that are reflected back from the intravenous catheter and may determine a difference between the electrical signal and a baseline signal. In response to the difference between the electrical signal and the baseline signal meeting a threshold value, the indicator unit may alert a user.

Abstract: A catheter having a proximal end portion having gaps between axially adjacent portions of an element wire where an inner layer is joined to an outer layer through the gaps; and a distal end portion where the axially adjacent portions of the element wire come into contact with each other, and a cavity is provided between the inner layer and a coil body. The catheter has excellent followability to a guide wire and is capable of efficiently transmitting a pushing force and/or rotational force from an operator to the distal end of the catheter.

Abstract: This invention is directed to a medical device having a longitudinal axis, and including a handle and a catheter. The handle can include a body having a proximal end and a distal end, an actuator moveably coupled to the body, and a handle control member coupled to the actuator, wherein the actuator can be configured to move relative to the body to move the handle control member. The catheter can include a shaft having a proximal end and a distal end, wherein the proximal end of the shaft and the distal end of the body can be configured for releasable coupling. The catheter can also include a steering section located along the shaft and a catheter control member coupled to the steering section, wherein the catheter control member can be configured to move relative to the shaft to move the steering section relative to the longitudinal axis.

Abstract: A closure for a medical device includes a base having a terminal end for supporting the base in an upright orientation. A connector is mounted on the base for the attachment to the medical device. Automatic, self-righting capabilities of the closure include a curved, substantially bulbous, exterior surface of the base and a center of mass located between the terminal end and a flange. The flange is connected to the base and includes a multi-level peripheral edge extending outwardly from said base at different distances. An included asymmetrical structure of the closure facilitates the automatic, self-righting capabilities thereof.

Abstract: A method of manufacturing a catheter assembly including a proximal catheter assembly portion and a distal catheter assembly portion. The method of manufacturing comprises forming the proximal catheter assembly portion, creating a distal catheter assembly portion, and applying a polymeric coating to at least one of the proximal catheter assembly portion and the distal catheter assembly portion. The proximal catheter assembly portion can include a catheter hub and at least one cannula, the catheter hub including at least one fluid passageway in communication with a lumen of the at least one cannula. The distal catheter assembly portion can include a catheter tube defining at least one lumen designed to receive the at least one cannula. The polymeric coating is configured to provide a seal between the at least one cannula and the catheter tube when the proximal catheter assembly portion and the distal catheter assembly portion are connected.

Abstract: An intravascular delivery system includes a delivery sheath capable of transmitting a predetermined tension or compression force in a longitudinal direction while maintaining flexibility to navigate tortuous anatomy. A method of delivering a medical device includes inserting an intravascular device delivery system including a delivery sheath having a continuous spine into a bodily lumen. A distal longitudinal force is applied to the delivery sheath. The distal force is transmitted through the continuous spine and across one or more slit cuts of the delivery sheath. A proximal longitudinal force is applied to the delivery sheath. The proximal longitudinal force is transmitted through the continuous spine of the delivery sheath.

Abstract: An infusion set that has a base having an opening to receive a cannula device, the base having a lower base part and an upper base part, wherein the upper base part is coupled to the lower base part and is rotatable relative to the lower base part and a connector that has a fluid connector tube. The connector prevents the upper base from substantially rotating relative to the lower base and the fluid connector tube is in fluid connection with the cannula device when the connector is coupled to the base.

Abstract: The present invention relates to an injection device comprising a torsion spring operatively connected to a dose setting member being adapted to set a dose to be ejected from the injection device. A rotatably mounted display member adapted to display the dose to be ejected in accordance with a setting of the dose setting member is also provided. The rotatably mounted display member is adapted to be rotated over an angle corresponding to at least one revolution of the display member. The display member may be implemented as a dose indicator barrel having numerals arranged along a helical path on an outer surface thereof, or alternatively, as a counting device having two or more display wheels having numerals arranged on an outer surface thereof.

Abstract: An apparatus for targeting an injection site using anatomical landmarks includes a first landmark identifier, a second landmark identifier, and a targeting band. The targeting band is connected with the first landmark identifier at a first end and a second landmark identifier at a second end. At least a portion of the targeting band is linearly deformable. In another embodiment, an apparatus for targeting an injection site using anatomical landmarks on a patient includes a targeting band having a first end and a second end, at least a portion of the targeting being linearly deformable, a first landmark identifier pivotably connected to the targeting band at the first end, a second landmark identifier configured to be connected with the second end of the targeting band; and a fastener configured to secure the first and second landmark identifiers to the patient.

Abstract: The present disclosure is generally directed to an embolic material which, in some embodiments, may be in the form of a microsphere or a plurality of microspheres. The embolic material generally comprises carboxymethyl chitosan (CCN) crosslinked with carboxymethyl cellulose (CMC). In some embodiments, the embolic material may further comprise a therapeutic agent, such as doxorubicin.

Abstract: Systems, methods, and devices for providing an antimicrobial composition to the proximal elements of a transdermal catheter and into the lumen of the transdermal catheter are disclosed. In an embodiment, the device includes a cap configured to be removably secured to the hub, the cap comprising a ring member comprising first threads for engaging second threads on the hub of the transdermal catheter, the ring member having an opening through its interior; and an insert member secured within the opening of the ring member; wherein the insert member comprises an antimicrobial composition and the ring and insert member do not readily rotate with regard to one another.

Abstract: A system for delivery of a volume of infusible fluid. The system includes a controller configured to calculate a trajectory for delivering infusible fluid, the trajectory comprising at least one volume of fluid, and determine a schedule for delivering the at least one volume of fluid according to the trajectory, wherein the schedule comprising an interval and a volume of infusible fluid for delivery. The system also includes a volume sensor assembly for determining the at least one volume of fluid delivered, wherein the controller recalculates the trajectory based on the volume of fluid delivered.

Abstract: A disposable module that can be coupled to a reusable module in order to form a pump for dispensing a medicament substance to a user in a metered manner in a coupled state, comprising a housing that encases the following components: a reservoir for receiving the substance to be dispensed; and at least one extensible cannula, which is fluidically connected to the reservoir either after being inserted or in a permanent manner. The disposable module may also comprise an electrical energy store, wherein the electrical energy necessary for the reusable module can be obtained both from the disposable module and also from a rechargeable battery in the reusable module, in order to ensure redundancy of the energy necessary for the reusable module.

Abstract: A system and method is disclosed for controlling the performance of a pneumatically sealed trocar, wherein the system includes a controller for delivering variable DC voltage to a DC motor, a DC motor operatively connected to the controller for driving a pump operatively connected to a pneumatically sealed trocar, a pump driven by the DC motor for circulating pressurized gas through the pneumatically sealed trocar, and a sensor for sensing pressure and flow parameters between the pump and the pneumatically sealed trocar to provide a feedback control signal to the controller so that the controller can vary the voltage delivered to the DC motor to affect the output pressure and flow of the pump during a laparoscopic surgical procedure.

Abstract: A medical device includes an inner element and an outer element positioned at least in part around the inner element. At least one of the inner element and the outer element comprises compression-stiffening particles. The compression-stiffening particles are transitionable from a first state to a second state in response to application of pressure. The compression-stiffening particles have a higher rigidity in the second state than in the first state. The medical device also includes a pressure source operably coupled to one or both of the inner element and the outer element to apply pressure sufficient to transition the compression-stiffening particles from the first state to the second state.

Abstract: The present invention relates to a displacement device, DD, for providing a displacement of a syringe closure system for a syringe relative to the syringe, a testing device, TD, and a method for leakage testing of a connection of a syringe closure system for a syringe with the syringe.