8784results about "Surgical forceps" patented technology

An electrosurgical instrument comprising an end effector is disclosed. The end effector comprises a first jaw and a second jaw. The first jaw comprises a first electrode. The end effector is movable from an open configuration to a closed configuration to grasp tissue. The second jaw comprises a second electrode configured to deliver a first monopolar energy to the tissue, a third electrode, and a conductive circuit selectively transitionable between a connected configuration with the third electrode and a disconnected configuration with the third electrode. In the connected configuration, the third electrode is configured to cooperate with the first electrode to deliver bipolar energy to the tissue. The conductive circuit defines a return path for the bipolar energy. In the disconnected configuration, the first electrode is configured to deliver a second monopolar energy to the tissue.

Surgical systems and related computer-implemented methods are provided, including during performance of a surgical procedure on a patient, receiving, at a first surgical system, a first dataflow from a second surgical system, the first dataflow including first data regarding a measured patient parameter that the first surgical system is configured to use in performing a function during the performance of the surgical procedure. The computer-implemented methods including determining that a trigger event occurred during the performance of the surgical procedure such that a sum of a first bandwidth of the first dataflow and a second bandwidth of a second dataflow exceeds an available bandwidth, and in response to determining that the trigger event occurred, and during the performance of the surgical procedure, adjusting at least one of the first and second dataflows such that the sum of the first and second bandwidths does not exceed the available bandwidth.

A surgical tool including an inelastic and elastic cable to impart a bend to a shaft. A steering assembly is coupled to the shaft and configured to cause longitudinal displacement of the shaft relative to the body to tension the cables to bend the shaft bendable section in a direction of the flexible inelastic cable. The surgical tool may include an active tip with one of the cables being configured to supply energy to the active tip. The surgical tool may be a shaver that includes a shaver shaft having a flexible section configured to be aligned with a shaft bendable section with the motor of the shaver supported on a cradle of a body. The shaft bendable section may be formed by links with the flexible inelastic cable being arcuately spaced apart from tabs within sockets that engage adjacent links.

Devices and methods for articulating a distal end of a surgical device are provided. In one exemplary embodiment, the device includes an articulation joint that includes both an inner guide and an outer sleeve. The inner guide includes one channel extending therethrough that receives both a cutting mechanism and a closure band. Further, an outer surface of the inner guide, in conjunction with the outer sleeve, can define two additional channels that each receive an articulation band for articulating an end effector coupled to the articulation joint. The outer surface of the inner guide can include a plurality of ribs that also help define the two additional channels. Further, the outer sleeve can include a plurality of slots formed in it to improve flexibility and stability. Additional configurations of articulation joints, and configurations of components of a surgical device, are also provided, as are methods for using the same.

A surgical device is provided that can implement a bending mechanism by including a bendable element at the distal end. [Solution] A surgical device (1) is provided, which includes a steerable member that is bendable and includes a plurality of bending segments with channels therein, and a plurality of bending actuation wires that are arranged to pass through the steerable member and bend the steerable member, the steerable member including at least one outwardly opening lumen, and the bending actuation wires passing through the lumens.

The present disclosure provides a surgical instrument, such as a tissue sealing instrument, with an elongate shaft and an end effector. The end effector includes a first jaw and a second jaw that includes a staple cartridge with a plurality of staples for engaging tissue. The instrument further includes a drive member for closing the jaws and engaging the staples, and an actuation mechanism, such as a coil, in contact with the drive member. The actuation mechanism is configured to translate the drive member distally through the first jaw (instead of through the staple cartridge as in conventional surgical stapling instruments). Eliminating the internal channel for the actuation coil from the staple cartridge provides more space in the cartridge for the staples, allowing for the use of taller staples and / or a more compact and maneuverable instrument.

Described herein are methods and apparatuses for reducing or eliminating skin glands (e.g., sebaceous, eccrine and apocrine) with an electric treatment. These apparatuses and methods may produce electroporation of cells by applying treatment dose having an energy density sufficient to eliminate or reduce the size of a target gland. Also described herein are methods for treating and / or preventing a disorder of a skin gland. For example, described herein are methods of treating sebaceous hyperplasia.

A medical device includes a manual drive structure having a manual drive input member and a manual drive coupling member. The medical device also includes a first tool drive member including a first motor drive input member and a second tool drive member including a second motor drive input member. The first tool drive member is coupled to and driven by the manual drive input member via the manual drive coupling member and the second tool drive member is coupled to and driven by the manual drive input member via the manual drive coupling member.

A surgical fastener applier having a housing containing a compartment therein, an elongated member extending distally from the housing and first and second jaws. A firing mechanism is positioned within the housing movable to a second position to effect firing of fasteners. A power pack is removably loadable into the compartment, the power pack having one or both of a) a first motor and a first engagement member removably engageable with the firing mechanism when the power pack is loaded into the compartment to effect movement of the firing mechanism; and b) a second motor and a second engagement member removably engageable with an articulating mechanism in the housing of the surgical fastener applier to effect movement of an articulation mechanism to effect articulation. One or both of a firing position and an articulation position are tracked during the surgical procedure. Sensors are provided to detect select parameters and instrument functions.

A surgical system includes a steerable instrument. The steerable instrument includes a first tube including a first serpentine beam formed in a tubular sidewall thereof, and a second tube including a second serpentine beam formed in a tubular sidewall thereof. The first and second tubes are concentrically nested and positioned so that the first and second serpentine beams are at least partially aligned with each other axially and face in radial directions that differ angularly from one another. The first and second tubes are connected to each other distally of the first and second serpentine beams. The first and second serpentine beams define a bending segment that is actuatable to form a bend in the nested tube structure in response to differential axial forces applied to the first and second tubes.

A surgical instrument for applying surgical clips to tissue comprises an end effector having first and second jaws that are movable between open and closed positions and configured to receive first and second rows of clips in the open position. The instrument further includes an actuator coupled to the end effector and configured to move the jaws into the closed position and to discharge the first and second rows of clips. This allows an operator to apply multiple rows of clips to tissue with a single instrument insertion, which obviates the need to remove the surgical instrument from the cannula to manually reload a new cartridge, thereby reducing the overall time of the surgical procedure.

A surgical fastener applier having a housing containing a compartment therein, an elongated member extending distally from the housing and first and second jaws. A firing mechanism is positioned within the housing movable to a second position to effect firing of fasteners. A power pack is removably loadable into the compartment, the power pack having one or both of a) a first motor and a first engagement member removably engageable with the firing mechanism when the power pack is loaded into the compartment to effect movement of the firing mechanism; and b) a second motor and a second engagement member removably engageable with an articulating mechanism in the housing of the surgical fastener applier to effect movement of an articulation mechanism to effect articulation. One or both of a firing position and an articulation position are tracked during the surgical procedure. Sensors are provided to detect select parameters and instrument functions.

The present disclosure provides a staple cartridge for a surgical instrument having a staple and a staple pusher. The staple pusher has a recess forming a pocket in its top surface for receiving at least the backspan of the staple. The pocket is at least partially surrounded by a circumferential supporting element in the staple pusher body to support the backspan. The pocket provides additional vertical space and support for the staple such that a smaller staple cartridge may provide a substantially similar performance as conventional staple cartridges, allowing for a more compact and maneuverable surgical instrument. In addition, the pocket in the staple pusher allows for a staple having a larger bend radius than conventional staples, thereby providing additional support for the staple and minimizing malformation of the staple during use.

The invention discloses a surgical operating instrument and a surgical operating system. The surgical operating instrument comprises a handle assembly, a forceps head assembly and a forceps tube assembly. The handle assembly comprises a handle and a trigger, the forceps head assembly comprises a first forceps head and a second forceps head which can relatively pivot to realize opening or closing, and at least one of the first forceps head and the second forceps head is configured to be capable of treating biological tissues. The forceps tube assembly comprises a pull rod and a forceps tube, a second fluid channel is formed between the outer circumferential wall of the pull rod and the inner circumferential wall of the forceps tube, an opening communicated with the second fluid channel is formed in the position, close to the forceps head assembly, of the forceps tube, and the first fluid channel is communicated with the second fluid channel and used for being connected with a fluid conveying device. A fluid passage between the open hole and the fluid conveying device is achieved, instrument switching in the operation process is reduced, the operation efficiency is improved, the operation duration is shortened, and meanwhile the workload of doctors is reduced.

The invention discloses an endoscope with a built-in grabbing mechanism, and relates to the technical field of medical instruments. According to the technical scheme, the device comprises a clamp assembly, a driving outer pipe and a driving inner wire; the grabbing mechanism further comprises a grabbing mechanism shell, a first moving seat and a second moving seat, wherein the first moving seat and the second moving seat are arranged in the grabbing mechanism shell. The near end of the driving outer tube is connected with the first moving seat, and the near end of the driving inner wire is connected with the second moving seat; when the second moving seat is fixed relative to the grabbing mechanism shell, the first moving seat moves towards the far end direction relative to the grabbing mechanism shell so as to control the clamp assembly to execute the clamping action. According to the invention, the clamping action is carried out while forward extension is carried out, so that high-precision operation is facilitated, and tissues can be accurately clamped; and moreover, the grabbing mechanism is integrated in the endoscope handle, so that accurate single-hand control is facilitated, meanwhile, the clamping action is controlled in a button mode, the human engineering is met, and operation is convenient.

A method for generating and updating a three-dimensional representation of a surgical site based on imaging data from an imaging system is disclosed. The method comprises the steps of generating a first image of the surgical site based on structured electromagnetic radiation emitted from the imaging system, receiving a second image of the surgical site, aligning the first image and the second image, generating a three-dimensional representation of the surgical site based on the first image and the second image as aligned, displaying the three-dimensional representation on a display screen, receiving a user selection to manipulate the three-dimensional representation, and updating the three-dimensional representation as displayed on the display screen from a first state to a second state according to the received user selection.

A surgical instrument, such as a tissue sealing instrument, is provided with an end effector having first and second movable jaws that define a gap therebetween in the closed position for clamping, sealing and / or stapling tissue. The jaws are movable relative to each other in the closed position to reduce a thickness of least one portion of this gap. This configuration allows the jaws to be moved closer together to reduce the overall size of the instrument when, for example, the instrument is introduced and retracted through an opening in the patient, or maneuvered within a body cavity. The surgical instrument may also have multiple settings for use with different staple cartridges, while still maintaining a fixed dimension between the two jaws for clamping, stapling and / or sealing tissue, providing a more adaptable surgical instrument that allows the surgeon to use different staple cartridges without having to change surgical instruments.

The present disclosure provides a staple cartridge for a surgical instrument, such as a tissue sealing instrument. The staple cartridge includes a housing and one or more staple assemblies within the housing. The staple assemblies each include one or more staple pushers and associated staples. The staple pushers and housing include coupling elements configured to cooperate with each other to retain the staple assemblies to the housing prior to use in surgery. The coupling elements, along with other components of the cartridge and instrument, result in a smaller staple cartridge relative to conventional devices, allowing for a more compact and maneuverable surgical instrument.

The present disclosure includes apparatuses for a motorized surgical handle assembly. An example apparatus includes a non-movable handle, a movable handle, a drive assembly, a drivetrain, a sensor, and a controller. The movable handle is movably coupled to the non-movable handle. The drivetrain is operably coupled to the movable handle and configured to move the drive assembly. The sensor is configured to obtain a measurement corresponding to at least one of a position or orientation of the movable handle. The controller is operably coupled to the drivetrain and the sensor, and configured to (i) determine, based at least in part on the measurement, that the movable handle has moved away from the non-movable handle by at least a threshold amount, and (ii) operate the drivetrain based at least in part on the determination to move the movable handle.

A surgical instrument designed to operate with a robotic platform is disclosed. The surgical instrument assembly includes a shaft, an end effector, a knife firing subsystem to actuate functions of the end effector, an articulation subsystem that is actuatable to articulate the end effector, an articulation joint about which the end effector articulates, a roll subsystem to roll the shaft, and a housing that couples to the robotic platform.

An implantable device or implant is configured to be positioned within a native heart valve to allow the native heart valve to form a more effective seal. The implantable device can be removed using one or more of a cutting device, a capture device, and a stabilization component. The stabilization component can control the position of the implantable device while the cutting device resects one or more of the leaflets to which the implantable device is engaged.

A teleoperated manipulator system includes a manipulator assembly and a tool actuation assembly coupled to the manipulator assembly. The tool actuation assembly inserts a tool, such as a surgical instrument, along an insertion axis and also rotates the tool around the insertion axis. The manipulator assembly includes an arm that rotates with reference to a mounting base to rotate the tool around a yaw axis that intersects the insertion axis. A distal portion of the arm defines an arcuate pitch arc, and a center of the pitch arc is coincident with the intersection of the insertion axis and the yaw axis. The tool actuation assembly is driven along the pitch arc to pitch the tool. The manipulator system is optionally a telesurgical system, and the tool is optionally a therapeutic, diagnostic, or imaging surgical instrument.

The invention relates to the technical field of medical instruments, and provides electric coagulation forceps with an intraoperative nerve detection function and a control method for the electric coagulation forceps to automatically switch a nerve stimulation function and an electric coagulation function, and the electric coagulation forceps comprise a high-frequency excitation identification circuit, a controller and a nerve monitoring switching circuit. The high-frequency excitation identification circuit is used for generating a corresponding induction signal according to whether the high-frequency excitation signal is detected; the controller generates a first control signal, starts timing and determines target delay time after determining that the electrocoagulation cutting function of the pair of electrocoagulation forceps is converted from an on state to an off state according to the induction signal, and generates a first prompt signal to indicate the prompt device to generate first prompt information after the timing time reaches the target delay time; the user is prompted; the nerve monitoring switching circuit is used for responding to the first control signal and outputting a nerve stimulation signal of the nerve monitor through the forceps tips, so that the nerve tissue damage probability is reduced while automatic function switching is achieved.

Systems and subsystems for closing an end effector of a stapler are disclosed. More specifically, the present disclosure relates to systems, devices, and subsystems for attachments for robotic surgeries. The surgical instrument is a robotic attachment. The surgical instrument includes a closure subsystem that moves independently of other subsystems that are operable independently of each other.

Systems and subsystems for cutting and stapling tissue are disclosed. More specifically, the present disclosure relates to systems, devices, and subsystems for attachments for robotic surgeries. The surgical instrument is a robotic attachment. The surgical instrument includes a closure subsystem, an articulation subsystem, a roll subsystem, and a transection subsystem that are operable independently of each other.

The present invention discloses a device, which includes a body, a shaft and an end actuator. The end actuator includes a first jaw, a second jaw and a terminal. The second jaw includes an anvil. At least one of the first jaw or the second jaw is configured to be able to move between an open position and a closed position relative to the other of the first jaw or the second jaw. The terminal is connected to the anvil. The terminal includes a deformable member. The deformable member is used to enable the terminal to move between a first discrete position and a second discrete position relative to the anvil. The terminal remains in the first discrete position positioned closer to the bin until the deformable member is subjected to an external input force. The terminal remains in the second discrete position positioned farther away from the bin until the deformable member is subjected to the external input force.

Disclosed are various real-time robotic-assisted dimension measurement systems and techniques based on the collected kinematic data from one or more surgical tools within a robotic surgical system. In some embodiments, the collected kinematic data can include positions and orientations of each joint of the one or more surgical tools which are derived from positions and orientations of a set of arm joints of one or more robotic arms which the one or more surgical tools are attached to. The disclosed dimension measurement systems allow a surgeon to perform real-time length measurements of both straight-lines and curved-lines, as well as area and volume measurements on specified portions of tissues or organs by strategically placing the tips of the one or more surgical tools over the tissues or organs, while viewing the distal ends of the surgical tools in a user display.

A universal double joint is provided comprising: a drive rotatable bearing having a first spherical surface formed of a plastic material; a proximal metal cross pin configured to receive an imparted drive force and to impart the imparted drive force to the first rotatable bearing; a driven rotatable bearing having a second spherical surface formed of a plastic material; and a distal metal cross pin configured to receive the imparted drive force and to impart the imparted drive force to the second rotatable bearing.

A medical instrument may comprise a shaft (391) and an end effector (350) coupled to a distal end portion of the shaft. The end effector may comprise a jaw mechanism (350), a movable element (380) ranslatable relative to the jaw mechanism, a first actuation element (399) operably coupled to the end effector and translatable relative to the shaft, and a second actuation element (398) operably coupled to the end effector and translatable relative to the shaft. Translation of the first actuation element in a first direction relative to the shaft drives closing of the jaw mechanism. Translation of the second actuation element in a second direction relative to the shaft, opposite from the first direction, drives opening of the jaw mechanism. Translation of the second actuation element relative to the shaft in the first and second directions drives translation of the movable element relative to the jaw mechanism.

The present invention relates to the technical field of medical devices, and in particular to a plastic surgical instrument. The present invention provides a plastic surgical instrument, comprising a control part and a working part and an extension part connecting the control part and the working part, the working part comprising a first inner pull rod and a clamp seat, the clamp seat is fixedly connected with an execution component for surgical operation, the first inner pull rod can make a reciprocating linear motion along the axial direction of the clamp seat, the control part comprises a second inner pull rod, the first inner pull rod and the second inner pull rod are connected to each other, and the first inner pull rod can make a relatively independent rotational motion along the second inner pull rod, the plastic surgical instrument can achieve 360-degree shaping needs and meet the needs of clinical shaping at various angles.