Surgical Instruments For Heating TRIZ Cases
- Closed-Loop Electrosurgical Generator with Real-Time Tissue Feedback
A closed-loop electrosurgical generator adjusts coagulation waveforms using real-time tissue property feedback.
- Fluid-Assisted Electrosurgical Device Cutting and Sealing
Single electrosurgical tool combines cutting and sealing functions via conductive fluid delivery to prevent tissue desiccation, sticking, and smoke generation.
- Surgical Device Locking Component for Blade Deployment Safety
A compliant body biases a latch member to block blade deployment when jaws are open, eliminating complex user input mechanisms.
- Shielded Electrosurgical Instrument Fault Detection Circuit
A monitoring circuit compares shield current values against thresholds to detect insulation faults in electrosurgical instruments.
- RF Therapy Handles With Quadrupole Electrodes for Deep Tissue Heating
Segmented quadrupole electrodes deliver precise thermal energy to deep tissues while minimizing superficial side effects.
- Electrosurgical Arc Suppression via Pulse Threshold Control
A current limiting circuit regulates pulsed electrosurgical energy by comparing instantaneous pulses against predetermined thresholds to suppress arc formation.
- Medical Device Waste Heat Thermal Coupling for Tissue Treatment
Thermal coupling of waste heat from energy and control units to a conductive tissue treating surface.
- Powered Surgical Instrument Multi-Phase Tissue Treatment
Multi-phase control circuit adjusts motor drive velocity based on real-time tissue impedance, ensuring consistent sealing and cutting performance.
- Electrosurgical Controller RF Energy Control via Transformer Turns
An electrosurgical controller adjusts output voltage by selectively changing transformer primary winding turns.
- Surgical End Effector Clevis with Integrated Lead Wire Channel
A surgical end effector assembly uses a clevis finger channel to route lead wires directly to jaw electrodes.
- Catheter with Segmented Electrode for High-Power Ablation
Segmented rigid electrode enables 100 W ablation while irrigation fluid prevents overheating.
- Cavitating Ultrasonic Surgical Aspirator With Movable RF Electrodes
A cavitating ultrasonic surgical aspirator integrates movable radiofrequency electrodes along its cannula to deliver targeted coagulation during tissue ablation.
- Sphincterotome Ribs for Papilla Lifting Direction
Equidistant ribs on the tubular member orient the cutting wire to lift the papilla roof, resolving inconsistent curling caused by lumen variations.
- Medical Instrument Combining Cutting and Thermal Remodeling
A medical instrument uses openable jaws with a cutting blade and heat emitter to transect tissue while applying thermal energy.
- Hydraulic Actuated Bipolar Forceps for Small Cannula Tissue Sealing
Fluid pressure drives a plunger to close jaw members, maintaining end effector integrity and sealing force inside cannulas under five millimeters.
- Compliant Stop Members for Electrosurgical Jaw Spacing
Compliant stop members deform to adjust jaw spacing in electrosurgical instruments.
- Reconfigurable Surgical Tool Housing with Retractable Mechanisms
Nested retractable mechanisms allow seamless switching between stored and in-use positions to prevent accidental activation while maintaining sterility.
- Auxiliary Electrosurgical Return via Tissue Guard
Ground wire extends through tissue guard lumen to couple with device cable, ensuring electrical return during minimally-invasive specimen removal.
- Motorized Surgical Device Cutting Speed Control
A motorized surgical device adjusts cutting element velocity based on real-time tissue impedance data.
- Electrosurgical Instrument for End-to-End Anastomosis
Sleeve-shaped tools with aligned electrodes clamp and thermofuse hollow organ sections, preventing tissue thickening or narrowing.
- Closed-Loop Internal Cooling for Electrosurgical Electrodes
Closed-loop internal cooling circulates fluid through insulated conduits to electrodes, preventing steam dispersion that obscures the surgical site.
- Resonating Metallic Rod for MRI-Guided Tumor Ablation
Wireless resonance of a metallic rod with MRI fields eliminates external generator safety risks during tumor ablation.
- Flexible High-Frequency Catheter Tension Element Design
A flexible high-frequency catheter uses a continuous tension element to transmit external forces from the head electrode to the connecting element.
- Multi-Planar Articulating Acoustic Waveguide for Ultrasonic Surgical Instruments
Multi-flex acoustic waveguides reduce structural strain during multi-planar deflection, maintaining vibration integrity for reliable tissue cutting and sealing.
- Oblique Rotating Wires Torque Transfer in Treatment Apparatus
Oblique rotating operation wires transfer torque to a rotor, resolving friction between intersecting wires during ±180° rotation.