Apparatus, systems, and methods are provided for monitoring AF episodes, delivering ATP pulses, and/or achieving electrical isolation of the left atrial appendage (LAA) of a patient's heart and/or preventing thrombus formation after electrical isolation. For example, devices are provided that may implanted from within the left atrium, e.g., to isolate the LAA, prevent thrombus formation within the LAA, facilitate endothelialization, and/or deliver pacing.

This is disclosed an endovascular prosthesis delivery system. The delivery system comprises an elongate delivery device comprising a delivery device longitudinal axis. The elongate delivery device is coupled to an endovascular prosthesis via a connection portion. The connection portion is configured to be detachable from the endovascular prosthesis or the delivery device upon application an electric current to the delivery device. The endovascular prosthesis in an unsheathed state and the elongate delivery device being rotatable with respect to one another about the delivery device longitudinal axis.

A surgical instrument comprising a staple cartridge and at least two independent antenna arrays configured to communicate with the staple cartridge.

A neuromonitoring system utilizing transcutaneous, trans-abdominal nerve root stimulation to monitor the health and status of the motor neural pathways of the lower extremities during the portions of a surgical procedure in which a tissue retraction assembly is used to maintain an operative corridor.

Disclosed is a surgical end effector for use with a surgical instrument. The surgical end effector comprises a jaw, and a staple cartridge seatable in the jaw. The staple cartridge comprises a sensor array configured to take measurements corresponding to a parameter associated with a function of the surgical instrument, a processor, and a memory storing program instructions. The memory storing program instructions that, when executed by the processor, cause the processor to perform an initial calibration of the sensor array, determine an initial adjustment to the measurements based on the initial calibration, perform an in-use calibration of the sensor array, and modify the initial adjustment based on the in-use calibration.

A multifunctional surgical instrument for extension of laparotomic, laparoscopic, robotic and thoracotomic incisions allows at the same time the spreading apart of the cutaneous/subcutaneous corners, pinching and lifting of the deep parietal layer, its dissection with the electrosurgical knife and protection of the surrounding and underlying tissues, particularly the intestinal ansae in the peritoneal cavity, during the dissection itself.

A tissue treatment device has a shaft assembly including an outer sleeve and an inner sleeve. The inner sleeve is co-axially and rotatably received in an axial passageway in the outer sleeve. A dielectric housing has an outer cutting window forming a distal portion of the outer sleeve, and a distal portion of the inner sleeve forms an RF electrode and has an inner cutting window formed therein. The outer and inner cutting windows have outer and inner cutting edges disposed to close together as the inner sleeve is rotated relative to the outer sleeve.

Disclosed is a surgical instrument, comprising: an end effector configured to grasp tissue. The end effector comprises a jaw, and a staple cartridge seatable in the jaws, wherein the staple cartridge comprises a sensor array. The surgical instrument further comprises a power source configured to supply power to the staple cartridge, and a transmission system configured to wirelessly transmit at least one of the power and a data signal between the staple cartridge and the surgical instrument, and a control circuit. The control circuit is configured to detect a bandwidth of data transmission through the transmission system, detect a discharge rate of the power source, and select a sensor sampling rate of the sensor array based on a detected value of the bandwidth and a detected value of the bandwidth and a detected value of the discharge rate.

A medical device configured to perform an endovascular therapy can include an elongate manipulation member and an intervention member. The elongate manipulation member can include a distal end portion. The intervention member can include a proximal end portion and a mesh. The proximal end portion can be coupled with the distal end portion of the elongate manipulation member. The mesh can have a plurality of cells in a tubular configuration and being compressible to a collapsed configuration for delivery to an endovascular treatment site through a catheter and being self-expandable from the collapsed configuration to an expanded configuration. The mesh can include an anodic metal and a cathodic metal. The anodic metal and the cathodic metal can each form a fraction of a total surface area of the mesh.

Retrieval of material from vessel lumens can be improved by electrically enhancing attachment of the material to the removal device. The removal device can have a core assembly that includes a hypotube coupled to a first electrical terminal and a pushwire coupled to a second electrical terminal, the pushwire extending through the hypotube lumen. An insulating layer separates the hypotube and the pushwire, and an interventional element is coupled to a distal end of the pushwire. The interventional element can be disposed adjacent to a thrombus. An electrical signal is delivered to the interventional element to promote adhesion of the thrombus to the interventional element. The electrical signal can optionally be a periodic waveform, and the total energy delivered can be between 0.75-24,000 mJ and the peak current delivered via the electrical signal can be between 0.5-5 mA.