An instrument carriage provides control of a surgical instrument coupled to the instrument carriage. The instrument carriage includes a control surface that is coupled to the surgical instrument to provide the control. A detection pin having a first distal end that extends from the control surface is coupled to the instrument carriage. A sensor fixed relative to the instrument carriage detects a position of the detection pin. A carriage controller coupled to the sensor, provides a signal that indicates at least a first state and a second state responsive to a distance between the distal end of the detection pin and the control surface. The signal may indicate if an instrument sterile adapter is coupled to the control surface of the instrument carriage. A third state of the signal may indicate if a surgical instrument is coupled to the instrument sterile adapter.

A tool coupling includes a first tool part and a second tool part, the second tool part being movable in relation to the first tool part. The tool coupling further includes a first base part for detachably retaining the first tool part and a second base part movable in relation to the first base part for detachably retaining the second tool part. The first base part has a pusher movable in relation to the first base part for detaching the first tool part and the second base part has a cap movable in relation to the second base part for detaching the second tool part.

An arthroscopy system includes both a motorized handpiece and a detachable probe. The motorized handpiece includes a rotating driver which is configured to engage a rotatable drive coupling within a hub of the probe. The probe has a shaft with an articulating distal region, and the rotatable drive coupling is configured to convert the rotary motion of the rotating driver to an articulating motion within the articulating region of the probe.

According to an aspect, there is provided a hand-held skin treatment device (2) for applying light to skin of a subject to perform a treatment operation. The hand-held device (2) comprises a rigid main housing (4) accommodating a cooling unit (19); a first treatment head portion (12) coupled to the main housing (4) for performing the treatment operation on a first skin portion, wherein the first treatment head portion (12) comprises a first optical waveguide (16) having a first skin-contact surface (17) with a first total surface area, a first light source (14) for generating light and applying the light to the first skin portion via the first optical waveguide (16) and the first skin-contact surface (17), and a first heat sink (18) thermally coupled to the first light source (14) and to the cooling unit (19); a second treatment head portion (20) for performing the treatment operation on a second skin portion adjacent to the first skin portion, wherein the second treatment head portion (20) comprises a second optical waveguide (24) having a second skin-contact surface (25) with a second total surface area, a second light source (22) for generating light and applying the light to the second skin portion via the second optical waveguide (24) and the second skin-contact surface (25), and a second heat sink (26) thermally coupled to the second light source (22); wherein the hand-held device (2) is operable in (i) a first configuration in which the first and second treatment head portions (12; 20) are in a first spatial arrangement relative to the main housing (4) such that, in an operational position of the main housing (4) relative to the skin, only the first skin-contact surface (17) is arranged in a treatment position relative to the main housing (4) such as to be able to contact the skin over the first total surface area; and (ii) a second configuration in which the second treatment head portion (20) is coupled to the main housing (4) and the second heat sink (26) is thermally coupled to the cooling unit (19), and in which the first and second treatment head portions (12; 20) are in a second spatial arrangement relative to the main housing (4), different from the first spatial arrangement, such that, in the operational position of the main housing (4), the first skin-contact surface (17) and the second skin-contact surface (25) are each arranged in a treatment position relative to the mai

The instant disclosure relates to electrophysiology catheters for tissue ablation. In particular, the instant disclosure relates to a cryogenic ablation balloon with a catheter handle that interfaces with capital equipment.

The present disclosure relates to a surgical tool for cutting and hemostasis of biological tissues. The surgical tool includes a hollow blade comprising a cutting implement residing within a hollow cavity configured to provide high-pressure steam through an apical surface. The cutting implement can operate independently or in cooperation with the provided high-pressure steam. The surgical tool of the present disclosure applies a directionally-controlled, high-pressure steam flow to a tissue region of interest. A control unit provides temperature-controlled steam at a flow-rate determined in accordance with tissue type and intended procedure.

A modular multi-electrode structure for use with an electrophysiology device includes a plurality of interconnected, non-conductive, tubular substrates. Each non-conductive, tubular substrate includes an outer surface and a conductor disposed on the outer surface, as well as at least one signal conductor extending along a length of the interconnected plurality of non-conductive tubular substrates. The conductor disposed on the outer surface of each non-conductive tubular substrate is in electrical communication with the at least one signal conductor. In some embodiments, the plurality of non-conductive tubular substrates includes a plurality of non-conductive polymeric substrates. In alternative embodiments, the plurality of non-conductive tubular substrates includes a plurality of non-conductive, unitary molded cylinders.

An inner guide assembly and surgical instrument including the same wherein the inner guide assembly includes a proximal tube guide defining first and second proximal channels extending longitudinally therealong, a distal tube guide defining first and second distal channels extending longitudinally therealong and disposed in alignment with the first and second proximal channels, respectively, and a wire clip disposed between the proximal and distal tube guides and defining a central channel having a first portion and a second portion. The first proximal channel, the first distal channel, and the first portion of the central channel are configured to cooperate to receive a first elongated component of a surgical instrument longitudinally therethrough. The second proximal channel, the second distal channel, and the second portion of the central channel are configured to cooperate to receive first and second lead wires of the surgical instrument longitudinally therethrough.

A multiple-modality ablation probe can include a tube configured to transmit mechanical modality energy from a first end to an obstruction in contact with a second end. A first optical transmission media can extend along the tube to transmit laser modality energy from a laser energy source to the obstruction. A connector assembly can be mechanically coupled with the first end of the tube and with the first end of the first optical transmission media. The connector assembly can be configured for user-attachment and detachment of the tube and the first optical transmission media with a mechanical energy source coupling and a laser energy source coupling, respectively.

A spring assembly usable with an intravascular catheter can include a tubular body, two mounting surfaces, and a compressible framework. The tubular body extends along a longitudinal axis and is sized to traverse vasculature. Each mounting surface can be configured to engage a substantially planar electrical circuit and is positioned in the tubular body each in a respective plane perpendicular to the longitudinal axis. The mounting surfaces face toward each other in opposite directions. The compressible framework extends between the first and second mounting surfaces. The spring assembly can further include a pair of electrical circuits mounted to the pair mounting surfaces. Each electrical circuit can include an inductive coil such that the pair of electrical circuits is a distance transducer. A change in distance between the pair of electrical circuits can be detected when the compressible framework is compressed and/or bent.