A method of assembling a jaw member of an electrosurgical forceps includes aligning in vertical registration an electrically conductive seal plate, an insulative spacer and a jaw support. The method further includes stacking the seal plate atop the insulative spacer and the jaw support such that a flange depending from the seal plate seats within a corresponding cavity defined within a flange depending from the insulative spacer which, in turn, seats within a cavity defined within the jaw support. The method further includes mechanically securing the seal plate, insulative spacer and jaw support to one another and securing a jaw housing to surround the jaw support, the insulative spacer and the seal plate.

An optical fiber connection state determination system determines a state of connection between a first optical fiber configured to propagate a test light input from a light source and a second optical fiber in a connector configured to detachably connect an output side from which the test light is output in the first optical fiber and an input side of the second optical fiber to which the test light propagated by the first optical fiber and output from the first optical fiber is input, and includes: a measurement unit configured to measure an intensity of a reflected light reflected and propagating thorough the first optical fiber in the test light; and a determination unit configured to determine the state of connection between the first optical fiber and the second optical fiber in the connector based on the intensity measured by the measurement unit.

An electrosurgical lysing device and related methods. In some embodiments, the device may comprise a lysing tip comprising one or more beads. The bead(s) may comprise an at least substantially electrically non-conductive surface and may define, at least in part, both a distally-facing and a proximally-facing recess. At least one electrically conductive lysing member configured to deliver electrosurgical energy may be positioned adjacent to the at least one bead, the at least one lysing member defining at least one lysing segment extending within a recess at least partially defined by the at least one bead.

Example electrosurgical devices and systems are disclosed. An example electrosurgical device includes a body, an electrosurgical electrode secured to the body, the electrosurgical electrode including a distal tip. The electrosurgical device also includes a shroud translatable relative to the electrosurgical electrode between a first position and a second position, a first magnetic component which is operably connected to the body, and a second magnetic component which is operably connected to the shroud, wherein the first and second magnetic components magnetically interact to releasably maintain the shroud in the first position.

A treatment system comprises a power supply device and a treatment tool configured to communicate electrically with the power supply device so as to perform an operation on a treatment target. The treatment tool includes a sheath and an end effector configured to detachably attach to the sheath and being capable of bending with respect to the sheath. The end effector includes an electric element used to apply a treatment energy to the treatment target using an electric energy. The power supply device includes a processor. The processor sets to increase an output of the electric energy to be supplied to the electric element at in a second state. The sheath and the end effector are bent at a predetermined angle with respect to one another, compared with a first state where the sheath and the end effector are disposed straight in line with one another.

The invention relates to an electrosurgical system for delivering electromagnetic energy at a plurality of frequencies to cause different effects on biological tissue at a treatment site, and in particular to an electrosurgical generator. The electrosurgical generator comprises an electromagnetic signal supply unit for generating microwave energy to be conveyed on each of a plurality of microwave channels, wherein each of the plurality of microwave channels is arranged to convey microwave energy at a different frequency; an output port configured to be connectable to a probe for delivering microwave energy from the plurality of microwave channels; and a signal combiner configured to connect the plurality of microwave channels to the output port, wherein the signal combiner comprises a band stop filter module disposed at a distal end of each of the plurality of microwave channels, wherein the band stop filter module for each microwave channel is configured to block microwave energy at the frequency conveyed on the other microwave channels; and a common signal pathway extending between the output port and a junction at which the plurality of microwave channels are connected.

A hair cutting member includes a light emitting module and a connecting member. The light emitting module includes an optical waveguide including a core, and a retaining member retaining the optical waveguide with at least a portion of the core being exposed so as to apply light to hair growing on a skin. The connecting member is integrally joined to the light emitting module with the connecting member retaining an end of the optical waveguide, and positions the core with respect to light introduced into the optical waveguide. The connecting member is mechanically connectable to a connection target. The core is configured so that light is introduced from an end thereof that faces the connection target. The technology of the present disclosure improves ease of assembly of a hair cutting member, a device body of a hair cutting device, and a hair cutting device.

The present disclosure relates to a laser probe assembly coupled to a laser system through an optical fiber cable. In one example, the laser probe assembly comprises a probe tip coupled to the probe body, the probe tip housing multiple fibers. Each of the multiple fibers comprises a proximal end that couples to the laser system and a distal end that terminates in the probe tip, a single core for transporting a laser beam provided by the laser system, and a cladding surrounding the core. The laser probe assembly also comprises a lens for projecting multiple laser beams provided by the multiple fibers on to a surgical site. Within the probe tip, parts of outer surfaces of portions of any two adjacent fibers of the multiple fibers touch. Also, the multiple fibers are at least substantially centered with respect to the lens.

An electrosurgical apparatus is provided including a connector, a flexible shaft, and a distal tip. The connector may further be coupled to an electrosurgical generator and gas supply. The distal tip of the electrosurgical apparatus may be grasped by a grasping tool, such that the orientation and position of the distal tip relative to the shaft may be manipulated to achieve a plurality of positions. The electrosurgical apparatus provides electrosurgical energy and inert gas to an electrode within the distal tip of the electrosurgical apparatus to generate a plasma beam. In one aspect, the distal tip is configured as a sheath that is extendable and retractable over the electrode to expose the electrode when the sheath is in a first position and conceal or cover the electrode when the sheath is in a second position.

A surgical system includes a surgical instrument, including a shaft assembly having a distal end and an end effector at the distal end of the shaft assembly. The end effector includes a first jaw, a second jaw movably coupled relative to the first jaw for clamping tissue therebetween, and an optical sensor for detecting the tissue. The surgical system also includes a generator configured to supply a therapeutic energy to the first jaw or the second jaw, and a pass-through device configured to be connected between the surgical instrument and the generator. The pass-through device includes a therapeutic energy connector configured to operatively couple the generator to the surgical instrument for transmitting the therapeutic energy from the generator to the first jaw or the second jaw, and at least one optical component configured to transmit light to the optical sensor and to receive light from the optical sensor.