Surgical Instruments For Heating TRIZ Cases

Rotating jaw electrodes and a segmented pad improve gripping while preventing blade short circuits and pad deterioration.

Integrated active and return electrodes confine RF current to target tissue, reducing capacitive coupling, burns, and tissue necrosis.

Rolling frequency-bin sums drive closed-loop RF amplitude control to stabilize electrosurgical puncture energy and improve puncture consistency.

Maps clockwise and anti-clockwise atrial reentry intersections to pinpoint ablation targets and improve atrial fibrillation treatment.

A notched tip engages tissue to improve traction, depth perception, and cutting control while reducing slipping and accidental perforation.

A cut-only RF activation path prevents inadvertent coagulation in transcatheter electrosurgery, reducing thrombus and embolic injury risk.

Shared wiring and per-electrode thermistors let TTFields arrays switch off overheating elements while maintaining field strength.

Multiple PWM stages switch from synchronous ignition pulses to staggered plasma maintenance for efficient, precise electrosurgical power control.

A modular jaw unit with insulated branches and a flexible conductor-actuator simplifies robotic attachment while protecting electrical connections.

A single RF handpiece combines microneedle and contact electrodes to switch or blend invasive and non-invasive skin heating with less discomfort.

High-power short-duration RF ablation uses irrigated micro-element electrodes to improve temperature sensing, limit steam pops, and speed PVI.

Semiconductor-switched bipolar jaws shorten conductor paths to cut leakage current and enable precise tissue sealing and spot heating.

Angled heating and passive heat spreading weld vessel walls into an AV fistula with precise alignment, less dissection, and lower tissue damage.

A sharp conductive blade combines RF energy and argon plasma to cut and coagulate tissue without mode switching, reducing lateral damage.

A variable-heat-capacity jaw and insulating outer shell draw frictional heat away from the resin pad to prevent deterioration.

A toroidal sensor and sleeve-capacitor feedback circuit counteract catheter cable leakage currents while preserving ablation signal integrity.

Real-time impedance and temperature feedback lets an ultrasonic end effector apply RF energy for more precise tissue cutting and sealing.

A retractable blade passing through a cautery tip enables precise tissue transection and coagulation without repeated tool exchanges.

Integrated low-profile electrodes in the balloon tip generate shock waves to cross and treat tight calcified lesions without pre-dilatation devices.

Segmented RF electrodes apply same-polarity currents in different directions to prevent proximity effects and keep skin treatment uniform.

A laminated blade, heater, and wiring layout concentrates heat at the tissue contact surface while limiting leakage in thin surgical jaws.

A wire-and-electrode catheter matrix combines 3D cardiac mapping with electroporation ablation to avoid catheter exchanges and reduce procedure risk.

A spring-biased cam-guided blade follows a fixed cutting path to stabilize tissue transection, improve seal consistency, and limit thermal spread.

A flexible shaft and retractable sheath redirect the plasma beam without complex mechanics, enabling precise cutting in endoscopic use.

A conductive blade and inert gas tube combine electrosurgery cutting with argon beam coagulation to avoid mode switching and reduce tissue damage.

A single power source switches between IRE and RF ablation to create precise cardiac lesions while limiting thermal damage and bleeding.

A beam needle delivers a high-brightness electron beam directly to tumor lesions, limiting normal tissue damage and shielding needs.

An integrated plasma blade and sealing jaw concentrates energy at the exposed edge to cut sealed tissue precisely with one instrument.

Partially insulated deployable electrodes limit RF leakage in wet natural openings, enabling controlled fractional heating at different tissue depths.

A low-impedance path between isolated medical system grounds diverts leakage currents from the patient to suppress IC-ECG power line noise.

A switchable jaw electrode circuit adapts monopolar and bipolar power to tissue impedance for precise sealing, cutting, and lower energy loss.

A porous sheath over the basket catheter lets energy and irrigation pass while blocking blood contact that can cause clotting and tissue trauma.

Radiused spacer channels and overmolding guide the lead wire to improve energy delivery and jaw stability during tissue sealing and cutting.

A molding process bonds conductive elements into catheter balloons to prevent detachment and extend electric field coverage for ablation.

EMC-EMI sensing and Hilbert-Huang analysis track RF ablation signals in real time to cut energy loss, noise, and unsafe manual adjustment.

A capacitive-coupled shunt sensor tracks inverter output current quickly and accurately for stable electrosurgical waveform regulation.

A grooved sleeve nests flux conduits beside actuation members, keeping surgical shafts compact while preserving end effector function.

Real-time tissue feedback adjusts RF voltage and duration during sealing to improve consistency and limit thermal damage.

An over-actuated latch track locks handle position for controlled jaw force, reliable tissue sealing, and integrated division of larger vessels.

A thermocouple junction built into the ablation electrode enables real-time temperature feedback for precise energy control and reduced tissue damage.

A tapered insulative spacer redirects electrosurgical energy laterally, enabling precise tissue removal in tight joints while limiting unintended tissue alteration.

Segmented proximal and distal return cannulas shorten the current path, improve cutting precision, and reduce tissue damage during sphincterotomy.

By wrapping the electrode edge onto the tip sidewall, this RF cartridge prevents skin-contact sparks, reduces burns, and improves treatment safety.

Split proximal and distal return cannulas concentrate current at the cutting edge to improve sphincterotomy precision and limit tissue damage.

Integrated thermal cutting lets electrosurgical forceps seal tissue first, then cut it with sensor feedback and fewer separate steps.

CO2 flow-rate monitoring through a transcervical probe detects uterine perforation before capacitive RF ablation, helping avoid organ injury.

Electrical sensing detects when a catheter cut reaches a second vessel, giving real-time fistula completion feedback without catheter removal.

A shared catheter interface switches between RFA and PFA while thermocouple feedback helps control tissue heating and reduce procedure complexity.

Sequential RF subarray activation with overlap shrinks the instantaneous treatment area to reduce pain and shorten skin treatment time.

Spring-loaded brushes and rotating rings keep electrosurgical power connected during robotic axial rotation while preventing cable tangling.