Abstract: The ultrasonic treatment instrument for articulations according to the embodiment of the present invention includes, at the distal end of the probe, the treatment section which performs a desired treatment on the treated target part. The treatment portion is provided with an edge which extends in a direction crossing, or a direction parallel to, the longitudinal direction of the probe; a first ultrasonic transducer which generates ultrasonic vibration in a direction crossing the edge; and a second ultrasonic transducer which generates ultrasonic vibration in a direction parallel, to the edge.

Abstract: Surgical instrument subcomponent integration by additive manufacturing may include identifying at least two subcomponents of a multi-component assembly wherein a first subcomponent of the at least two subcomponents has a first functionality and wherein the first subcomponent of the at least two subcomponents is manufactured from a first material having a first set of material properties. Surgical instrument subcomponent integration by additive manufacturing may include modifying one or more properties of the first subcomponent of the at least two subcomponents to reproduce the first functionality when the first subcomponent is manufactured from a second material having a second set of material properties.

Abstract: Some implementations provide a high-powered compact ultrasonic transducer having an integral piezoelectric ceramic force sensing element utilized to enable enhanced tissue selectivity with a piezoelectric based transducer. Some implementations additionally or alternatively relate to methods and apparatus for driving ultrasonic surgical devices, such as methods and apparatus that modulate an amplitude of a drive signal, provided to an ultrasonic surgical device, in accordance with a selected tissue selectivity level. For example, the amplitude of the drive signal for a given tissue selectivity level can be varied with time in accordance with amplitude modification parameters that are particularized to the given tissue selectivity level. Some of those implementations additionally implement a corresponding duty cycle, for the drive signal, that corresponds to the selected tissue selectivity level.

Abstract: A vibration transmitting member for use with a clamp member. The vibration transmitting member provided with vibration from an ultrasonic transducer and including: a body having a distal portion with a surface and an opposite surface, the body further having a proximal portion; wherein: the body extending along a longitudinal axis extending from the proximal toward the distal portion, the surface opposes the clamp member and having a ridge extending along the longitudinal axis, the ridge extends toward the clamp member in a thickness direction more than other portions of the surface, the opposite surface opposes the surface and having a projection extending along the longitudinal axis, the projection protrudes more than other portions of the opposite surface in the thickness direction, and a maximum thickness of the distal portion is smaller than a maximum width of the distal portion in a width direction perpendicular to the thickness direction.

Abstract: A surgical instrument includes an end effector, a shaft assembly, and a torque wrench integrally connected with the shaft assembly. The shaft assembly has an acoustic waveguide extending therethrough and the end effector projects distally from the shaft assembly. The acoustic waveguide has a proximal end portion configured to rotatably couple with an ultrasonic transducer assembly. The torque wrench is configured to transmit torque applied to the acoustic waveguide up to a predetermined torque. A portion of the torque wrench is configured to deflect upon receipt of torque greater than the predetermined torque. Accordingly, the portion of the torque wrench slips relative to the acoustic waveguide for limiting coupling of the acoustic waveguide to the ultrasonic transducer assembly to the predetermined torque.

Abstract: A surgical instrument having a transmission assembly, a transducer, and a handle assembly is configured for coupling the transmission assembly to the handle assembly using a locking mechanism. The locking mechanism is operable to restrict the rotational movement of an actuator coupling member and the transducer relative to the handle assembly. The locking mechanism may also be operable to lock a trigger of the handle assembly in a first position. An inner tubular actuating member of the transmission assembly may be threadably attachable to the actuator coupling member or the actuator coupling member may include a latching mechanism to couple to a flared portion of the inner tubular actuating member. A waveguide of the transmission assembly may also be threadably attachable to the transducer. In one alternative, the trigger may be configured to operate the locking mechanism, either in the first position or when pivoted distally to a third position.

Abstract: An energy treatment device includes, a first power accumulator which accumulates electric power; a clock generation portion which generates a clock signal based on the electric power; a controller which uses the clock signal to control supply of an energy to be used for treatment at a treatment portion; a trigger portion which generates a trigger signal that permits the clock generation portion and the first power accumulator to be electrically connected so that the controller receives the clock signal; and a switching portion which, in accordance with a presence/absence of the trigger signal at the trigger portion, switches between a connected state, where the clock generation portion and the first power accumulator are electrically connected, and a disconnected state, where the clock generation portion and the first power accumulator are electrically separated.

Abstract: The invention relates to a scalpel comprising a conduit (1) which is connected to a pressurised liquid source (2) and which terminates in two openings, each having a diameter of between 0.05 mm and less than 0.1 mm and being disposed such as to supply two liquid jets (8, 9) that converge at a convergence point (10).

Abstract: An ultrasonic surgical device includes a power source configured to generate power, an ultrasonic transducer electrically coupled to the power source and generating ultrasonic motion in response to the generated power, a sensor sensing current of the generated power supplied to the ultrasonic transducer, an ultrasonic probe mechanically couplable to the ultrasonic transducer, and a controller that receive a sensed current from the sensor, performs a frequency response analysis based on the sensed current, calculates a first resonant frequency and a first anti-resonant frequency of the transducer prior to coupling the ultrasonic probe based on the frequency response analysis, calculates a second resonant and second anti-resonant frequencies of the transducer based on the frequency response analysis prior to determining coupling to the ultrasonic transducer, and determines whether the ultrasonic probe is mechanically coupled to the ultrasonic transducer based on the first and second resonant and anti-resonant f

Abstract: A method and system for controlling an ultrasonically driven handpiece employable in an ocular surgical procedure is provided. The method includes operating the ultrasonically driven handpiece in a first tip displacement mode, such as a longitudinal mode according to a first set of operational parameters, and enabling a user to alter the ultrasonically driven handpiece to employ a second tip displacement mode, such as a transversal or torsional mode, using a second set of operational parameters. Enabling the user to alter performance of the handpiece comprises the user being enabled to dynamically select operational parameters for the first tip displacement mode relative to the second tip displacement mode by using, for example, a switching apparatus such as a footpedal.

Abstract: A surgical instrument and method, for example to accomplish phacoemulsification, are disclosed. The surgical instrument includes a handpiece that includes a piezoelectric transducer. A hollow titanium needle having a substantially cylindrical portion and a free distal tip is attached to the handpiece by way of a threaded supported end structure. The piezoelectric transducer is driven by a circuit to periodically expand and contract at a high-ultrasound frequency that rings the hollow titanium needle with a high-ultrasonic frequency standing wave having a node of minimum amplitude residing in the substantially cylindrical portion between the supported end structure and the free distal tip, and to periodically expand and contract at an ultrasound frequency that rings the hollow titanium needle with an ultrasonic frequency standing wave, the circuit adapted to between the high-ultrasonic frequency and the ultrasonic frequency.

Abstract: A living-body-mounted apparatus includes an apparatus main body, an electric-related attachment portion, and a flexible elongated member. The elongated member includes a living-body-side connector and an apparatus-main-body-side connector at a position midway through an electric cable thereof, and electrical conduction between the apparatus main body and the electric-related attachment portion is established while the connectors are connected. A condition of F1<F2 is satisfied, where F1 represents a minimum value of tensile load required for disconnection by moving the living-body-side connector and the apparatus-main-body-side connector relatively away from each other in a connected state and F2 represents a minimum value of tensile load required to detach the elongated member from the apparatus main body.

Abstract: An ultrasonic surgical instrument includes a housing, an ultrasonic transducer assembly, and a waveguide. The ultrasonic transducer assembly extends through a proximal opening into the housing and includes a horn disposed within the housing defining a first engagement member. The ultrasonic transducer assembly further includes an inner housing extending through the proximal opening and an outer knob disposed externally of the housing and slidably positioned about the inner housing in fixed rotational orientation relative thereto. The outer knob is selectively translatable relative to the inner housing from a proximal, unlocked position and a distal, locked position to rotationally lock the ultrasonic transducer relative to the housing. The waveguide defines a blade at a distal end and a second engagement member at a proximal end. The second engagement member is configured to releasably engage the first engagement member to thereby engage the waveguide with the ultrasonic transducer assembly.

Abstract: A surgical instrument includes an instrument body, an ultrasonic transducer assembly, and a slip lock having a lock member configured to move between unlocked and locked positions and an arrester. The transducer assembly is rotatably mounted along a longitudinal axis within the body such that the transducer assembly is configured to selectively rotate. The arrester has a catch portion and a deflectable portion, which is configured to deflect relative to the transducer assembly. The catch portion is configured to seize the transducer assembly and selectively inhibit rotation for rotatably coupling with the acoustic waveguide up to a predetermined torque. The deflectable portion is configured to deflect relative to the transducer assembly upon receiving a torque greater than the predetermined torque. Accordingly, the catch portion releases the transducer assembly to slip relative to the catch portion for limiting coupling of the transducer assembly with the acoustic waveguide to the predetermined torque.

Abstract: An ultrasonic probe includes a probe main body section; and a curved extending section which is extended in a state of curving relative to the probe main body section toward a first intersecting direction side. The curved extending section includes a first curved outer surface facing the first intersecting direction side, and a second curved outer surface facing a second intersecting direction side. A first curve start position at which the first curved outer surface starts curving relative to the longitudinal axis toward the first intersecting direction side is positioned on the distal side with respect to a second curve start position at which the second curved outer surface starts curving relative to the longitudinal axis toward the first intersecting direction side.

Abstract: An ultrasonic transducer and generator assembly and method for controlling the assembly are disclosed. The method includes sensing a current signal and a voltage signal at the transducer, differentiating the voltage signal, multiplying the differentiated voltage signal by a bulk capacitance value to determine a bulk capacitance current signal, determining the difference between the current signal and the bulk capacitance current signal to determine a motional current signal corresponding to mechanical motion of the transducer, determining an updated bulk capacitance value based on the determined motional current signal and the bulk capacitance current signal, generating a transducer signal based on the motional current signal, and driving the transducer with the transducer signal. The method may further include filtering the difference between the current signal and the bulk capacitance current signal using a band-pass filter.

Abstract: An apparatus includes a body assembly, an acoustic waveguide, an ultrasonic blade, a liquid dispensing feature, and a control module. The liquid dispensing feature is positioned distally relative to the body assembly. The liquid dispensing feature is positioned adjacent to the ultrasonic blade. The liquid dispensing feature is configured to deliver a flow of cooling liquid to the ultrasonic blade. The control module is operable to regulate fluid flow through the liquid dispensing feature.

Abstract: The present disclosure relates to adapter assemblies for use with and to electrically and mechanically interconnect electromechanical surgical devices and surgical loading units, and to surgical systems including hand held electromechanical surgical devices and adapter assemblies for connecting surgical loading units to the hand held electromechanical surgical devices.

Abstract: Surgical instruments including a shaft, a jaw assembly and an ultrasonic assembly are disclosed. The shaft may extend along a shaft axis. The jaw assembly may be coupled to a distal end of the shaft and may include a first jaw member and a second jaw member. The jaw assembly may be configured to pivot about a first axis between a first location and a second location. The first and second jaw members may be positioned substantially parallel to the shaft axis at the first location and the first and second jaw members may be positioned at an angle from the shaft axis at the second location. The ultrasonic assembly may comprise an ultrasonic blade, a waveguide, and a transducer. The ultrasonic assembly may be positioned substantially parallel to and offset from the shaft axis and may be axially translatable to at least partially retract the ultrasonic blade within the shaft.

Abstract: An apparatus for operating on tissue includes a body assembly, a shaft, an acoustic waveguide, and an end effector. The end effector includes an ultrasonic blade, a clamp arm, and a blade guard. The ultrasonic blade is in acoustic communication with the waveguide. The clamp arm is configured to pivot toward and away from the ultrasonic blade. The clamp arm has a first tine. The blade guard extends from the shaft. The blade guard has a longitudinally extending arm defining a concave pathway and a second tine located distal to the longitudinally extending arm. The ultrasonic blade is partially housed within the concave pathway. The first tine and the second tine are configured to grasp tissue when the clamp arm pivots toward the ultrasonic blade.

Abstract: An apparatus includes a body, a shaft assembly, an end effector, and a control module. The shaft assembly extends distally from the body and includes an acoustic waveguide. The waveguide is configured to acoustically couple with an ultrasonic transducer. The end effector includes an ultrasonic blade, a clamp arm, an electrode, and a sensor. The ultrasonic blade is in acoustic communication with the waveguide. The clamp arm is operable to compress tissue against the ultrasonic blade. The electrode is operable to apply radiofrequency (RF) electrosurgical energy to tissue. The sensor is operable to sense a condition of tissue contacted by the end effector. The control module is operable to control delivery of ultrasonic power and RF electrosurgical energy through the end effector based on data from the sensor.

Abstract: An ultrasonic therapeutic apparatus includes a handle, a horn or concentrator section terminating in an operative tip, and a transducer assembly set disposed in the handle and operatively engaged with the horn or concentrator section for generating ultrasonic mechanical vibrations therein to vibrate the operative tip during contact thereof with target tissue at a surgical site in a patient. An electrical waveform generator is operatively connected to the transducer assembly for energizing the transducer assembly set with one or more predetermined time reversal ultrasonic waveforms that, upon being applied to the transducer assembly set, result in respective predetermined patterns of motion of the operative tip.

Abstract: An ultrasonic surgical blade includes a body having a proximal end, a distal end, and an outer surface. The distal end is movable relative to a longitudinal axis in accordance with ultrasonic vibrations applied to the proximal end. At least a portion of the outer surface of the body comprises a lubricious coating adhered thereto. The lubricious coating has a coefficient of friction that is less than the coefficient of friction of the outer surface of the body.

Abstract: Systems, devices and methods manage surgical instruments throughout their lifecycle by reprogramming a device to account for operational displacement of ultrasonic components based upon a diagnostic test. A diagnostic test tip is used with a surgical instrument to simulate device usage and capture capacitance and phase margin of the device. This information is used to calculate an optimal current to supply to the device during future procedures.

Abstract: A surgical system includes an ultrasonic surgical instrument and a cooling module. The instrument includes a waveguide defining a blade and having a lumen, an inflow conduit disposed in communication with the lumen and configured to supply fluid to the lumen, and a return conduit disposed in communication with the lumen and configured to receive fluid from the lumen. The cooling module includes a pump assembly operably coupled to the inflow and return conduits and configured to pump fluid through the inflow conduit, into the lumen, and back through the return conduit for cooling the blade. The cooling module also includes at least one sensor configured to sense a property of the fluid pumped into the inflow conduit and/or a property of the fluid returned from the return conduit, and a controller configured to control the pump assembly according to the sensed property(s).

Abstract: A surgical instrument is disclosed. The surgical instrument includes a transducer, a waveguide coupled to the transducer and defining a longitudinal axis, a tube comprising an outer surface, an end effector, and a protective sheath. The waveguide extends through the tube. The end effector includes a surgical blade extending from the waveguide. The surgical blade is asymmetric relative to the longitudinal axis. The surgical blade includes a cutting edge on a first side of the longitudinal axis, an atraumatic surface on a second side of the longitudinal axis, a distal tip, and a treatment portion. The cutting edge includes a proximal end. The treatment portion extends between the proximal end of the cutting edge and the distal tip. The protective sheath extends around at least a portion of the tube and along at least a portion of the surgical blade to the treatment portion.

Abstract: Various embodiments described herein are directed to ultrasonic blades. For example, an ultrasonic blade may comprise a proximally positioned straight section extending along a longitudinal axis and a distally positioned curved section coupled to the straight section and curved away from the longitudinal axis. The curved section may define a radius of curvature and subtend a first angle. A point of tangency between the curved section and the straight section may be positioned at either a node of the ultrasonic blade or an anti-node of the ultrasonic blade.

Abstract: An ultrasonic surgical instrument including a waveguide extending along a longitudinal axis and an ultrasonic blade is disclosed. The ultrasonic blade includes a proximal end coupled to the waveguide, a distal end movable relative to the longitudinal axis in accordance with ultrasonic vibrations applied to the waveguide, an outer surface, a first layer adhered to at least a portion of the outer surface, and a second layer overlapping at least a portion of the first layer. At least a portion of the second layer contacts the outer surface.

Abstract: An ultrasonic surgical instrument including a wavequide extending along a longitudinal axis and an ultrasonic blade is disclosed. The ultrasonic blade includes a proximal end coupled to the waveguide, a distal end movable relative to the longitudinal axis in accordance with ultrasonic vibrations applied to the wavequide, and a tissue treatment region including a coated portion and an uncoated portion. The coated portion includes a distal-facing surface.

Abstract: A disposable ultrasonic surgical handle includes a disposable handle body defining a battery-holding compartment shaped to receive a battery therein and operable to couple a proximal end of an ultrasonic waveguide to an ultrasonic transducer therethrough. The body has a transducer dock exposed to the environment and interchangeably housing the transducer and a waveguide attachment dock shaped to align and attach the proximal end of the waveguide to the transducer and hold them at the body when the respectively docked at the transducer and attachment docks. A disposable driving-wave generation circuit in the handle body electrically contacts the battery and the transducer when the battery and the transducer are disposed respectively in the battery-holding compartment and the transducer dock. The circuit generates an output waveform sufficient to cause ultrasonic movement along the waveguide by exciting the transducer when the transducer is coupled to the waveguide.

Abstract: In some embodiments, a hand controller apparatus for controlling a tool in a robotic surgery system can include a body with a proximal end and a distally located interface end configured to be coupled to an input apparatus configured to control a surgical tool. The hand controller apparatus can also include a control lever attached to a pivot joint proximate a side surface of the body and extending along the body and away from the proximal end, the control lever being laterally moveable relative to the side surface of the body about the pivot joint. The hand controller apparatus can additionally include a lateral movement detector configured to magnetically or inductively detect a lateral movement of the control lever.

Abstract: An ultrasonic surgical instrument is disclosed including a transducer, an ultrasonic blade operably coupled to the transducer, and a control circuit. The control circuit is configured to provide a drive signal to the transducer to cause the transducer to transmit ultrasonic vibrations to the ultrasonic blade, detect a change in a vibration frequency of the ultrasonic blade based at least in part on a change in a frequency of the drive signal, wherein the change in the vibration frequency of the ultrasonic blade corresponds to a tissue condition of tissue treated with the ultrasonic blade, and modify the drive signal in response to the tissue condition.

Abstract: Surgical devices and methods for cutting tissue are provided having a cutting element that is biased to facilitate tissue cutting. For example, a surgical device is provided with a handle that has an elongate shaft assembly with first and second jaws for engaging tissue. The surgical device includes a cutting element that is moveable through a slot formed in at least the second jaw for cutting tissue engaged between the first and second jaws. In an exemplary embodiment, the cutting element is biased toward the second jaw such that the cutting element remains within the slot in the second jaw when thick tissue is engaged.

Abstract: An articulating ultrasonic surgical end effector includes a clevis, a transducer housing pivotably coupled to the clevis, an ultrasonic transducer disposed within the transducer housing, a waveguide extending distally from the ultrasonic transducer, an ultrasonic blade disposed at the distal end of the waveguide, a shaft extending distally from the transducer housing about at least a portion of the ultrasonic blade, and a clamp arm pivotably coupled to the shaft and movable relative to the ultrasonic blade between an open position and a clamping position. Ultrasonic energy produced by the ultrasonic transducer is transmitted along the waveguide to the ultrasonic blade for treating tissue therewith.

Abstract: A surgical apparatus includes a body, an ultrasonic transducer, a shaft, an acoustic waveguide, an articulation section, an end effector, and a restricting member. The ultrasonic transducer is operable to convert electrical power into ultrasonic vibrations. The shaft couples the end effector and the body together. The acoustic waveguide is coupled with the transducer. The articulation section is operable to flex to thereby deflect the end effector from a longitudinal axis defined by the shaft. The restricting member is operable to restrict lateral deflection of the end effector. The restricting member is further operable to cooperate with a translating member to rigidize the articulation section when the end effector is aligned with the longitudinal axis. Such rigidization includes removing any “play” or other small movement that might otherwise be provided by the articulation section due to manufacturing tolerances and/or looseness between parts.

Abstract: An electrosurgical instrument is provided for the treatment of tissue, the instrument (3) comprising an instrument shaft (14) having a longitudinal axis, a suction lumen (16) extending at least partially along the instrument shaft, and a chisel electrode (21) at the distal end of the shaft. The chisel electrode (21) includes a body portion (22) at a first angle with respect to the longitudinal axis, and a hook portion (23) extending from the body portion at a second angle to the longitudinal axis. The chisel electrode (21) also includes a plurality of apertures (35, 36, 37, 38, 40) providing a suction lumen through the electrode, there being at least one aperture (35, 36, 37, 38, 42) in the body portion (22), and at least one aperture (40, 45) in the hook portion (23).

Abstract: A method for replacement arthroplasty of an embodiment is losing precise cutting and surface unevenness and performing the smoothening treatment to the part of the joint region which the component of the artificial joint attaches, using an ultrasonic treatment device, and exact processing can be performed, dimensional processing accuracy also becomes high, and bonding surfaces stick it without a crevice, and it controls generating of wear debris by friction.

Abstract: A method and system for use in an ocular surgical procedure is provided. The design includes a handpiece having an ultrasonically vibrating tip operational within a plurality of operating modes including a first operating mode and a sensing device, such as a vacuum pressure sensor. A controller is connected to the handpiece and sensing device and is configured to receive data from the sensing device and adjust at least one operational parameter (time/duty cycle of operation, power during operation) associated with the first operating mode and adjust at least one parameter associated with another operating mode based on the data received from the sensing device. Operational modes may include multiple longitudinal or non-longitudinal modes (torsional, transversal, etc.) or combinations of longitudinal and/or non-longitudinal modes.

Abstract: An energy treatment device including a movable handle having a jaw and a first through hole, and a sheath having a hollow portion and a second through hole, wherein the hollow portion is configured to receive an elongated member. The second through hole is configured to extend so as to eliminate an overlap with the hollow portion, and the movable handle is configured to rotate about an axis configured to pass through the first through hole and the second through hole such that the jaw rotates with respect to the sheath.

Abstract: The ultrasonic surgical device includes a power source configured to generate power, an ultrasonic transducer having a first resonant frequency, the ultrasonic transducer electrically coupled to the power source and configured to generate ultrasonic motion in response to the generated power, an ultrasonic probe configured to be mechanically couplable to the ultrasonic transducer, the ultrasonic transducer and the ultrasonic probe having a second resonant frequency when the ultrasonic probe is coupled to the ultrasonic transducer, and a controller configured to determine whether the ultrasonic probe is properly coupled to the ultrasonic transducer based on the first resonant frequency and the second resonant frequency.

Abstract: An ultrasonic surgical instrument includes an inner tube, an outer tube, an ultrasonic blade, and a clamp member pivotably moveable relative to the ultrasonic blade. The ultrasonic blade is acoustically coupled to an ultrasonic transducer. The clamp member pivotably movable relative to the ultrasonic blade between an open configuration and an approximated configuration with respect to the ultrasonic blade, wherein the clamp member is pivotably coupled to the inner tube, wherein the clamp member is pivotably coupled to the outer tube, and wherein movement of the outer tube relative to the inner tube between the first position and the second position transitions the clamp member between the open configuration and the approximate configuration.

Abstract: A dissector including a body, a first arm, a second arm, and a string. The first arm extending from the body towards a distal end thereof and the second arm extending from the body towards a distal end thereof. One end of the string is coupled to the first arm adjacent the distal end thereof and the other end of the string is coupled to the second arm adjacent the distal end thereof. The first and second arms have an expanded configuration such that the string is taut and have a collapsed configuration such that the string is slack. The string is configured to dissect tissue when the first and second arms are in the expanded configuration. The string may oscillate to dissect tissue. The distal ends of the first and second arms may atraumatically dissect tissue.

Abstract: An ultrasonic instrument for use during a surgical procedure includes a body, a shaft assembly, an ultrasonic blade, and an actuation assembly. The body is configured to receive an ultrasonic transducer for selectively generating a first or a second predetermined oscillation. The shaft assembly projects from the body and includes an acoustic waveguide connected to the ultrasonic blade. The actuation assembly includes an activator ring and an activation mechanism. The activator ring is selectively movable along the body such that the activator ring is accessible to be gripped by an operator around an entirety of an outer circumferential surface of the activator ring. The activation mechanism is connected to the activator ring such that the activation mechanism selectively moves along the body in conjunction with the activator ring. At least a portion of the activation mechanism is configured to selectively direct the ultrasonic transducer to oscillate the ultrasonic blade.

Abstract: A shock wave device to provide treatment within a blood vessel includes a shock wave reflector that directs shock waves laterally to blood vessel walls in a direction perpendicular to a central axis of symmetry of a catheter.

Abstract: An ultrasonic probe includes a probe main body section to which the ultrasonic vibration is transmitted from its proximal end to its distal end; a curving section which is bent relative to the probe main body section; and a treating section which is continuous with a distal portion of the curving section to treat the knee joint. The curving section has a central axis which is bent at an angle of 5 degrees or more and 8 degrees or less relative to the longitudinal axis of the probe main body section, and is always disposed in a projection plane of the probe main body section, when the probe main body section is seen along a longitudinal axis from the proximal end toward the distal end.

Abstract: A surgical apparatus comprises a body, a shaft assembly, a rotation input assembly, and an end effector. The shaft assembly defines a longitudinal axis and a first fluid passageway. The rotation input assembly is operable to rotate the shaft assembly about the longitudinal axis. The rotation input assembly defines a second fluid passageway. The second fluid passageway is in fluid communication with the first fluid passageway. The end effector is located at a distal end of the shaft assembly. The end effector comprises an ultrasonic blade. The end effector is in fluid communication with the first fluid passageway such that the end effector is configured to receive fluid communicated through the first and second fluid passageways.

Abstract: Various embodiments described herein are directed to surgical instruments with visual feedback. In one embodiment, a surgical instrument with visual feedback comprises an end effector. The end effector has a first jaw member and a second jaw member. At least one sensor is coupled to the end effector. The at least one sensor is configured convert at least one state of the end effector to a feedback signal. The feedback signal is corresponding to the at least one state of the end effector. The feedback signal may be transmitted to a display to render a visual representation of the at least one state of the end effector. The surgical instrument may further comprise an instrument mounting portion to mount to a robotic surgical system. The instrument mounting portion comprises an interface to mechanically and electrically interface to the surgical instrument.

Abstract: An apparatus includes a housing, a processing circuit, a user feedback feature, and a surgical instrument interface feature. The user feedback feature is in communication with the processing circuit. The surgical instrument interface feature includes a structural interface feature and an electrical interface feature. The structural interface feature is configured to fit in a portion of a body of a surgical instrument. The portion of the body of the surgical instrument is configured to receive an ultrasonic transducer. The electrical interface feature is in communication with the processing circuit and is configured to interface with a complementary electrical interface feature of the surgical instrument. The complementary electrical interface feature of the surgical instrument is configured to couple with an ultrasonic transducer. The processing circuit is configured to receive data relating to a number of uses of the surgical instrument via the electrical interface feature.

Abstract: An electronic device is provided. The electronic device includes a speaker configured to output a reference signal in the form of a sound and a processor configured to calculate a lowest resonant frequency from a signal sensed by feeding back the reference signal transmitted to the speaker and to determine whether the electronic device is waterproofed based on the calculated lowest resonant frequency.

Abstract: It is an object to provide a surgical tool for excising a hard solid organ such as cirrhotic liver or cutting the organ into a groove without causing bleeding. The inventors of the present invention have found that an organ resection tool including a brush-like structure capable of performing microwave irradiation and/or a brush-like structure capable of receiving a microwave can achieve the above-mentioned object, to thereby arrive at the present invention (organ resection tool including a brush structure capable of performing microwave irradiation). For example, an organ can be crushed or scraped away by manually abrading the organ with a brush of a solid organ resection tool including a brush structure capable of performing microwave irradiation according to the present invention. Further, the organ can be concurrently coagulated through the microwave irradiation to stop bleeding.