Abstract: A medical device may comprise a sheath configured to be inserted into a body lumen of a patient. A distal end of the sheath may include an elevator for changing an orientation of a medical device. A handle may include an actuator. The actuator may be operably connected to the elevator. Activation of the actuator may cause movement of the elevator. An engaging portion may, in at least one configuration of the handle, protrude from a surface of a handle body toward the actuator. A force exerted by the user on at least one of the actuator or the engaging portion may cause the handle to transition between (a) a first configuration in which the engaging portion interacts with the actuator to inhibit movement of the actuator relative to the engaging portion and (b) a second configuration in which the actuator is movable relative to the engaging portion.

Abstract: A medical device may include an implant having a plurality of openings, a tube having a lumen extending therethrough, a body extending from a distal portion of the tube to a proximal portion of the implant, such that the plurality of openings are in fluid communication with the lumen, and a grasping portion configured to be grasped by a second medical device.

Abstract: A biopsy device may include a first jaw having a first distal tip configured to pierce tissue, and a second jaw movable relative to the first jaw between a closed configuration where the first jaw and the second jaw are axially aligned, and an open configuration where the first jaw and the second jaw are offset from one another, the second jaw having a second distal tip proximal to the first distal tip in the closed configuration.

Abstract: According to one aspect, a device may include a shaft having a distal end and a lumen, the lumen terminating in a distally-facing opening. An instrument may be inserted through the shaft and may extend through the lumen and out of opening. The device may further include an elevator for engaging the instrument. The elevator may include an actuator extending through at least a portion of the shaft; and a body may be coupled to the actuator. A portion of the body may be configured to extend within the lumen and to apply a force to the instrument and move the instrument into contact with a surface of the lumen when the actuator is moved.

Abstract: The present disclosure relates generally to apparatus, devices, and methods for increasing force distribution at a suture-tissue interface. In some embodiments, a tissue suturing device may include a deployment device and a plurality of tissue supports deployable from the deployment device towards a target tissue. The plurality of tissue supports may each include a central opening for receiving a suture during deployment.

Abstract: The present disclosure relates to the field of tissue dissection. Specifically, the present disclosure relates to medical devices which lift and retract tissue during a dissection procedure to improve visualization of the target tissue and mitigate obstruction of dissection tools. In particular, the present disclosure relates to a tissue retraction device which moves from a constrained to relaxed configuration to immobilize and retract the dissected portion of target tissue during a dissection procedure.

Abstract: The present disclosure relates to the field of tissue dissection. Specifically, the present disclosure relates to medical devices that lift and retract tissue during a dissection procedure to improve visualization of the target tissue and mitigate obstructions for dissection tools. In particular, the present disclosure relates to devices that transition from a constrained to an unconstrained bowed configuration to immobilize and retract the dissected portion of target tissue during a dissection procedure.

Abstract: A medical device may comprise a sheath configured to be inserted into a body lumen of a patient. A distal end of the sheath may include an elevator for changing an orientation of a medical device. A handle may include an actuator. The actuator may be operably connected to the elevator. Activation of the actuator may cause movement of the elevator. An engaging portion may, in at least one configuration of the handle, protrude from a surface of a handle body toward the actuator. A force exerted by the user on at least one of the actuator or the engaging portion may cause the handle to transition between (a) a first configuration in which the engaging portion interacts with the actuator to inhibit movement of the actuator relative to the engaging portion and (b) a second configuration in which the actuator is movable relative to the engaging portion.

Abstract: An example medical device includes an endoscope. The endoscope includes a handle including a central control section, one or more valves coupled to the central control section, an elongate shaft extending distally from the handle to a distal tip, wherein the elongate shaft is configured to be inserted into a body cavity, and a remote user interface operatively coupled to the central control section. The remote user interface is configured to operate the one or more valves to control a flow of fluid through the elongate shaft.

Abstract: The present disclosure relates to the field of tissue dissection. Specifically, the present disclosure relates to medical devices that lift and retract tissue during a dissection procedure to improve visualization of the target tissue and mitigate obstructions for dissection tools. In particular, the present disclosure relates to devices that transition from a constrained to an unconstrained bowed configuration to immobilize and retract the dissected portion of target tissue during a dissection procedure.

Abstract: Medical devices and related methods are described. The medical device may include a shaft, a handle housing a proximal portion of the shaft, and a lock having a first configuration and a second configuration. In the first configuration of the lock, the shaft may be rotatable about a longitudinal axis of the shaft relative to the handle, and, in the second configuration of the lock, the shaft may be stationary relative to the handle.

Abstract: The present disclosure relates generally to apparatus, devices, and methods for increasing force distribution at a suture-tissue interface. In some embodiments, a tissue suturing device may include a deployment device and a plurality of tissue supports deployable from the deployment device towards a target tissue. The plurality of tissue supports may each include a central opening for receiving a suture during deployment.

Abstract: A fluid supply system for an endoscope includes a first container having an interior volume configured to contain a fluid, a second container having an interior volume configured to contain a fluid, and a coupling mechanism having a first portion and a second portion, and a lumen extending therebetween. The first portion of the coupling mechanism is configured to engage with the first container and the second portion is configured to engage with the second container. The first portion includes a first fluid port in fluid communication with the first container via the lumen, and the first container and the second container are in fluid communication via the lumen.

Abstract: The present disclosure relates to the field of tissue dissection. Specifically, the present disclosure relates to medical devices that lift and retract tissue during a dissection procedure to improve visualization of the target tissue and mitigate obstructions for dissection tools. In particular, the present disclosure relates to devices that transition from a constrained to an unconstrained bowed configuration to immobilize and retract the dissected portion of target tissue during a dissection procedure.

Abstract: Medical devices and related methods are described. The medical device may include a shaft, a handle housing a proximal portion of the shaft, and a lock having a first configuration and a second configuration. In the first configuration of the lock, the shaft may be rotatable about a longitudinal axis of the shaft relative to the handle, and, in the second configuration of the lock, the shaft may be stationary relative to the handle.

Abstract: Methods and systems for controlling leaks from a tubing set of an endoscope system during equipment changeouts. An illustrative connector arranged and configured to couple a tube set to an endoscope may comprise a housing comprising a first fluid inlet, a second fluid inlet, a first fluid outlet in selective fluid communication with the first fluid inlet, a second fluid outlet in fluid communication with the second fluid inlet, and a flow control mechanism configured to selectively fluidly couple the first fluid outlet with the first fluid inlet.

Abstract: Devices, systems, and methods for coupling tubing to a fluid reservoir to provide liquid to an endoscope system. A manifold for coupling to a fluid reservoir and a tubing assembly may include first portion interfacing with an interior of the fluid reservoir and a second portion configured to interface with tubing to be fluidly coupled to the interior of the reservoir. The first portion may include one or more openings to allow gas to pass into the fluid reservoir and liquid to pass out of the fluid reservoir. The second portion may include one or more ports for connecting to tubing that brings gas to the fluid reservoir and receives liquid from the fluid reservoir. The manifold may include a valve that selectively allows gas to pass into the fluid reservoir.

Abstract: Devices, systems, and methods for connecting tubes to an endoscope. A connector for connecting tubing, such as gas/lens wash tubing, to fluid ports of an endoscope may include a first end that couples with the tubing and a second end for engaging fluid ports of an endoscope. The connector may have a stabilizing component configured to facilitate securing the second end to the endoscope. In some cases, the connector may include a device coupling member configured to couple to the endoscope and a core structure adding stability to the device coupling member and configured to couple to the tubing. In some cases, the stabilizing component may include an actuator and a retention component that adjusts in response to actuation of the actuator.

Abstract: Exemplary embodiments of the present disclosure relate to devices, systems, and methods for tissue resection in a body lumen of a patient, and may include an endoscope and a backstop delivery device extendable through the endoscope. The backstop delivery device may deliver a backstop to a location of selected tissue for resection. A backstop may include a covering being deployable in a patient. The covering may have one or more anchoring mechanisms disposed on an edge of the covering. A tissue resecting device may be extendable through the endoscope for resecting the selected tissue for resection. The covering may be deployable to an outer surface of the body lumen, such that the anchoring mechanism may secure the covering to the outer surface of the body lumen and the covering may expand to cover the selected tissue for resection.

Abstract: A medical device comprising a shaft, a handle including a proximal portion and a distal portion, wherein the distal portion is fixed to a proximal portion of the shaft, and a channel extending from the handle into the shaft, wherein the channel includes a proximal channel and a distal channel, the proximal channel being rotatable relative to the distal channel and aligned with the distal channel throughout rotation of the proximal channel, wherein the proximal portion includes the proximal channel and the distal portion includes the distal channel, wherein the distal portion is rotatable relative to the proximal portion of the handle, and the shaft is configured to rotate with the distal portion of the handle.