100 results about "Electrosurgery" patented technology

An electrosurgery handpiece / pencil with smoke evacuation having features that support use at high frequencies without insulation breakdown and that provides increased efficiency of smoke evacuation during cutting and / or coagulation. The electrosurgery handpiece / pencil with smoke evacuation includes a handpiece and a planar platform located near a top of the handpiece where the planar platform has a recessed area and / or a rectangular shaped area in communication with a plurality of channels.

Various embodiments provide an apparatus for a robot-assisted surgical system. The apparatus comprises a robotic surgical tool comprising an articulated robot arm for supporting an electrosurgical instrument. The apparatus also comprises a cooling assembly for removing heat from an electrosurgical generator unit mounted to the robotic surgical tool, the electrosurgical generator unit for generating an electrosurgical signal for use by the electrosurgical instrument.

A laparoscopic ultrapolar electrosurgery device having both active and return electrodes that reduces potential injury to patients during laparoscopic surgery by eliminating capacitive coupling when employing an electrosurgical handpiece device for cutting and / or coagulating tissue.

Prosthesis deployment devices and methods of a deploying a prosthesis are disclosed herein. In some embodiments, a prosthesis deployment device includes an elongate delivery catheter assembly and a housing assembly. The elongate delivery catheter assembly is configured for electrosurgery and also configured to retain and deploy a prosthesis from a distal region of the delivery catheter assembly. The distal region of the delivery catheter assembly includes a tip electrode and a distal marker configured to provide endoscopic visibility of the distal region during use and spaced from the tip electrode. The housing assembly operably coupled to the delivery catheter assembly and configured to connect to an electrosurgical power generator. The housing assembly comprises an actuator configured to displace a portion of the delivery catheter assembly to deploy the prosthesis, upon actuation.

The invention discloses a double-rod current phase difference energy control method and system, and relates to the technical field of electrosurgery, and the method comprises the steps: collecting a tissue impedance signal in real time, carrying out the anti-interference processing of an improved conditioning circuit, and calculating the impedance change rate. And when the change rate exceeds a threshold value, acquiring basic information of the suborgan tissues to carry out phase difference matching so as to obtain an optimal phase difference, and abandoning a single fixed phase difference output mode in the prior art. The phase difference is dynamically adjusted according to the tissue impedance signals collected in real time and the basic information of the suborgan tissue, complex changes of tissue characteristics are accurately adapted, and the problem that phase difference decision-making precision is insufficient is effectively solved. Meanwhile, the thermal injury risk can be remarkably reduced through accurate phase difference control, the operation safety is improved, the operation efficiency is optimized, and more reliable technical support is provided for clinical operation.

The present application is a variable stiffness push knife for bipolar forceps in electrosurgery, which is used in the structure of the forceps head, the main body of which is a blade, the blade is divided into several different areas according to its running direction, and the division standard of the areas is that the hardness between adjacent areas is different. The beneficial effects of the present application are: 1. By dividing the blade into areas and adjusting the divided areas, the hardness of different areas is different, the smoothness of the variable stiffness blade in the operation of the curved (or S-shaped) sliding groove is improved, and the closing force required for the push blade to cut the tissue is reduced; 2. The main way to improve the blade is to reduce the material of the blade, so as to save materials, and the overall weight of the blade is reduced.

The utility model discloses an anti-adhesion electrosurgical electrode and surgical equipment, the anti-adhesion electrosurgical electrode comprises a control device and an electrode cutter head which are connected with each other, the control device comprises a main control unit, a multi-tap transformer, a switching unit and a radio frequency unit; the main control unit is connected with the switching unit and the radio frequency unit, the radio frequency unit is connected with the primary side of the multi-tap transformer, the secondary side of the multi-tap transformer is connected with the switching unit, and the switching unit is further connected with the electrode tool bit. According to the utility model, the secondary side of the multi-tap transformer is selected, and the output voltage of the electrode cutter head is adjusted, so that the operation blood coagulation effect is enhanced, the contact time of the cutter head and the tissue is shortened, and the adhesion between the electrode and the tissue in the electrosurgery operation is also reduced.

A electrosurgical generator and system includes a first radio frequency (RF) source and a second RF source, a first controller configured to output a first control signal to the first RF source to generate a first RF waveform, and a second controller configured to output a second control signal to the second RF source to generate a second RF waveform. The electrosurgical generator further includes a first output port and a second output port configured to provide the respective first RF waveform and the second RF waveform for treatment of tissue.

The present invention relates to comprehensive systems, devices and methods for delivering energy to tissue for a wide variety of applications, including medical procedures (e.g., tissue ablation, resection, cautery, vascular thrombosis, treatment of cardiac arrhythmias and dysrhythmias, electrosurgery, tissue harvest, etc.). In certain embodiments, systems, devices, and methods are provided for treating a tissue region (e.g., a tumor) through application of energy.

An electrode assembly with an electrosurgery blade having argon beam capabilities. The electrode assembly includes an electrosurgery blade, which may be monopolar, bipolar, or bipolar with monopolar capability, and a non-conductive housing for providing an ionized argon gas.

A system and method for operating a touchscreen of a gas-enhanced electrosurgical generator. The generator has a display module and a primary controller. The display module has a plurality of touch sensors, a PCB power relay and a CPU. The method comprises selecting electrosurgery settings through a graphical user interface, activating through an input device plasma delivery from the gas-enhanced electrosurgical generator, disabling the plurality of touch sensors through software running on the primary controller, disconnecting power from the plurality of touch sensors with the PCB power relay in response to the disabling of the plurality of touch sensors, applying power to an electrode in the plasma accessory connected to the gas-enhanced electrosurgical generator, and de-activating through an input device plasma delivery from the gas-enhanced electrosurgical generator to the plasma accessory connected to the gas-enhanced electrosurgical generator.

The utility model discloses a noise reduction structure of high frequency electrotome, relates to noise reduction technical field, including electrotome host, the outer wall of electrotome host is fixed with noise reduction shell, the outer wall of noise reduction shell both sides is inserted with equidistantly distributed radiating fin, the outer wall of noise reduction shell both sides is fixed with water tank, and the water tank is fixed with the noise reduction shell. And semiconductor chilling plates are embedded in the outer walls of the two water tanks, an electrotome head is connected to the electrotome main machine, and noise reduction cotton is fixed to the inner wall of the noise reduction shell. The noise reduction shell and the noise reduction cotton can play a role in sound insulation and noise reduction on the electrotome main machine, the operation environment of a doctor is improved, noise generated when the electrotome main machine operates is reduced, cooling water can be added into the water tank, heat generated when the electrotome main machine works can be transmitted into the cooling water through the cooling fins, normal heat dissipation of the electrotome main machine is guaranteed, and the service life of the electrotome main machine is prolonged. And cooling water can be refrigerated through the arranged semiconductor chilling plate, and the heat dissipation effect on the electrotome main machine is further improved.

The present invention relates to comprehensive systems, devices and methods for delivering energy to tissue for a wide variety of applications, including medical procedures (e.g., tissue ablation, resection, cautery, vascular thrombosis, treatment of cardiac arrhythmias and dysrhythmias, electrosurgery, tissue harvest, etc.). In certain embodiments, systems, devices, and methods are provided for delivering energy to difficult to access tissue regions (e.g. peripheral lung tissues), and / or reducing the amount of undesired heat given off during energy delivery.

An electrosurgical device includes a distal portion defining at least one irrigation port configured to distally deliver a surgical fluid to a target treatment site; the distal portion including a first electrode extending distally from an elongated shaft, wherein the first electrode is configured to provide a delivered electrical current to the target treatment site, and wherein the first electrode defines a first aspiration port; and a second electrode extending distally from the elongated shaft, wherein the second electrode is configured to receive a return electrical current from the target treatment site, and wherein the second electrode defines a second aspiration port; wherein the electrosurgical device is configured to proximally aspirate the surgical fluid from the target treatment site via the first and second aspiration ports.

1. The name of the product of this design: Medical surgical electrode (scissor type). 2. Application of this product design: suitable for tissue cutting in electrosurgery. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the key points of the design: main view.

An energy conveying structure for invasive electrosurgery that provide for combined delivery of (i) RF or microwave electromagnetic energy for tissue treatment (e.g. ablation, coagulation or cutting), and (ii) optical radiation within a common structure that may form an instrument cable of a surgical scoping device. The structure resembles a hollow coaxial transmission line with an optical channel formed within it. The optical channel can lie within a passage that is formed within the inner conductive layer or within other layers of the coaxial transmission. The structure may be used to form an electrosurgical device capable of delivering RF / microwave EM energy, optical radiation and ultrasonic signals to a treatment site along an instrument cable of a surgical scoping device.

The utility model discloses a handheld endoscope instrument converter and an endoscope system, and the handheld endoscope instrument converter comprises an endoscope handle which is connected with control equipment; the operation button is connected with the water pump control line and / or the electrotome control line and / or the collection control line, the operation button is arranged on the outer wall face of the endoscope handle, and the operation button is used for water pump control and / or electrotome control and / or collection control. According to the utility model, the control circuit is connected to the converter, a common instrument is converted to be fixed on the endoscope handle in a key-press manner, and the operation button is fixed at the upper end of the endoscope handle or a place which can be touched by a hand, so that a traditional pedal manner is changed into a manual operation manner, and the phenomenon of mistaken treading is avoided; the error rate of treatment, collection and water spraying during operation is reduced, the problem that an operator is stumbled by a cable is avoided, and the safety is higher.

Provided herein are devices, systems, and methods for delivering energy to tissue for a wide variety of applications, including medical procedures (e.g., tissue ablation, resection, cautery, vascular thrombosis, treatment of cardiac arrhythmias and dysrhythmias, electrosurgery, tissue harvest, etc.). In certain embodiments, devices, systems, and methods are provided for delivering energy to difficult to access tissue regions (e.g. central or peripheral lung tissues), and / or reducing the amount of undesired heat given off during energy delivery.

1. The name of the product of this design: Endoscopic high-frequency electrosurgical unit. 2. Purpose of the product of this design: used for cutting diseased tissue. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. The bottom surface of this design product is a part that is not easily visible or cannot be seen when in use, so the top view is omitted.

An electrosurgery system includes a first generator configured to output an operating signal. The system also includes a pathway for the operating signal, the pathway includes an active electrode and a patient pad. The system also includes a circuit configured to measure a complex impedance of the patient pad. The circuit includes a second generator configured to output a measuring signal. The system also includes a voltage transformer, a current transformer, and a plurality of filters.

The present invention relates to a handpiece for electrosurgery, the handpiece allowing direction and length of a working rod to be freely controlled during surgery, and effectively suctioning and removing smog that has negative health effects and obstructs the field of view of operating surgeons.

Systems, devices, and methods for identifying a target in vivo are disclosed. A target identification system for use in electrosurgery includes a probe, an optical splitter, and a spectroscopy system. The probe includes an optical pathway to pass a first optical signal to an anatomical target and at least a portion of a second optical signal from the anatomical target. The optical splitter includes a first port to direct the first optical signal to the optical pathway and to receive the at least a portion of the second optical signal from the optical pathway, a second port to receive the first optical signal, and a parabolic reflector to redirect the portion of the second optical signal. The spectroscopy system can identify a characteristic of the anatomical target based on the redirected at least a portion of the second optical signal.

The present invention relates to comprehensive systems, devices and methods for delivering energy to tissue for a wide variety of applications, including medical procedures (e.g., tissue ablation, resection, cautery, vascular thrombosis, treatment of cardiac arrhythmias and dysrhythmias, electrosurgery, tissue harvest, etc.). In particular, systems, devices, and methods are provided for treating a tissue region (e.g., a tumor) through application of energy using energy delivery devices with flexible and adjustable tips.

The present invention relates to a circuit for identifying electrosurgical pen coagulation signals using a transformer, comprising: a first switch, a second switch, a transformer, and an oscillating circuit; one end of the first switch and the second switch are connected together; the other end of the first switch is connected to the other end of the second switch via a first identification resistor; one end of the first switch is connected to the other end of the first switch via a second identification resistor; the two ends of the primary coil of the transformer are respectively connected to one end of the first switch and the other end of the second switch; one end of the secondary coil of the transformer is grounded; and the output end of the oscillating circuit is connected to the input end of a first inverter. The circuit for identifying electrosurgical pen coagulation signals using a transformer provided by the present invention can effectively solve the problem of signal sampling under high withstand voltage and high isolation conditions. A set of circuits can be used to detect multiple signals, which can reduce circuit costs.

The invention discloses a radio frequency electrosurgical system having a radio frequency electrosurgical generator having a user interface and an output to transmit radio frequency energy to a radio frequency cutting instrument. The radiofrequency electrosurgical generator is equipped with software designed to measure impedance values when transmitting voltage pulses to the cutting instrument. When the measured impedance value exceeds a predetermined impedance threshold, the software is programmed to adjust a voltage magnitude of each voltage pulse to partially or fully reduce that magnitude. This innovative system ensures optimal performance and safety during electrosurgical procedures by dynamically adjusting the voltage output based on real-time impedance measurements.

An electrosurgical device vision system, comprising at least one of one or more fiber-optic cables and / or digital image sensor positioned to capture a corresponding one or more views of the surgical site in proximity to a distal tip portion of an electrosurgical device, and a processor configured to utilize multiple images captured by the vision system to construct a composite image with at least one of an improved resolution, clarity, dynamic range, and / or size.

A laparoscopic ultrapolar electrosurgery device having both active and return electrodes that reduces potential injury to patients during laparoscopic surgery by eliminating capacitive coupling when employing an electrosurgical handpiece device for cutting and / or coagulating tissue.

The invention relates to an electrosurgical host system and an electrosurgical system. The electrosurgery host system comprises a host which comprises a plurality of interfaces, the interfaces are used for being connected with instruments, and each interface is correspondingly provided with a prompt module; a plurality of pedals; the pedal comprises at least one pedal, and each pedal is connected with the main machine; the pedal is used for outputting switching signals; a sensing module is correspondingly arranged on each pedal, and each sensing module is connected with the host; the sensing module is used for detecting whether shielding exists in the sensing area or not so as to output a sensing signal; the host establishes a matching relationship among the instrument, the interface and the pedal under the condition that the interface is connected to the instrument; the host responds to the induction signal, determines a pre-operation pedal, and responds to the induction signal or the switching signal of the pre-operation pedal to control the prompt module of the interface corresponding to the pre-operation pedal to send out prompt information. By adopting the electrosurgical host system, the risk of energy excitation output errors can be reduced.

1. The name of the design product: setting adjustment graphical user interface for electronic device. 2. The use of the design product: an electronic device. 3. The design points of the design product: in the graphical user interface. 4. The picture or photo that best indicates the design points: front view. 5. The use of the graphical user interface: the graphical user interface of the design is used to show setting adjustment information. 6. The change state description of the graphical user interface: the interface shown in the front view is a setting adjustment information display interface. In the interface shown in the front view, "Ultrasonic Scalpel", "Electrosurgery", "Vessel Sealer" and "Settings" buttons are displayed, and by clicking these buttons, the interface can jump.