Blunt Dissectors TRIZ Cases

Highly multimode UV laser pulses raise fiber damage threshold, enabling efficient tissue ablation with less thermal injury.

355 nm picosecond pulses and a hybrid fiber catheter raise ablation energy while limiting fiber damage and vessel wall injury.

Multiple short UV laser pulses and beam homogenization raise fiber energy density for selective tissue ablation while limiting vessel wall damage.

Angled tool heads at 60° and 150° improve skull base access while reducing instrument changes, surgery time, and error risk.

A folded porous wire electrode is injected in compact form, then assimilates with tissue to reduce irritation, scarring, and loss of efficacy.

Ultra-thin coated wire electrodes inject precisely, avoid particle dispersion, and integrate with tissue to reduce irritation and support chronic energy delivery.

Elastic engagement members deployed by catheter lift tissue to clear obstruction, improve visualization, and shorten lesion dissection time.

Tactile feedback guides carpal tunnel release without a camera or tourniquet, enabling precise office-based treatment under local anesthesia.

A hinged conductive instrument keeps the handle insulated and the tip conductive to avoid insulation wear while preserving precise monopolar nerve signals.

A catheter-delivered jaw retractor lifts target tissue to improve visualization and reduce obstruction during lesion dissection.

A hinge-only electrical path enables precise monopolar nerve stimulation at the tips while reducing insulation wear and replacement needs.

A drive-engaged channel lock keeps the pivoting cartridge assembly rigid in the open position for stable tissue dissection and easy cartridge replacement.

A bendable dissector tip lets one stapler reload switch between aligned and acute-angle positions for better access and tissue separation.

A two-component device grasps target tissue, anchors nearby tissue, and uses insufflation to apply traction in limited-space procedures.

A segmented shaft with dual-plane articulation and a rotatable dissector addresses restricted visualization during internal thoracic artery harvesting.

A controllable blunt loop forms small, well-fitted tissue cavities without cutting to support stable implant placement.

A clamp lever spreads laparoscopic forceps jaws for blunt dissection, while a bias member returns them to the nominal position after release.

A bendable dissector tip shifts between aligned and acute-angle positions, improving stapler access across varied surgical sites.

Curved channels couple jaw rotation with distal translation, maintaining tissue engagement during controlled layer separation.

Flexible conductive wires support injection, tissue assimilation, and stable energy transmission while limiting fibrotic encapsulation.

Elastic engagement members lift and retract tissue while alignment members limit folding, clearing the field for ESD and POEM.

A dual-purpose surgical bougie dilates the stomach and extracts resected tissue through a single transoral access point.

Radiofrequency ablation replaces mechanical cutting to reduce collateral damage while suction captures tissue for precise removal.

Segmented introducer member with flexible dissector tip isolates adherent collateral tissue, resolving access limitations in minimally invasive procedures.

Segmenting mechanical and radio frequency functions reduces collateral thermal damage while maintaining high cutting efficiency in minimally invasive surgery.

An elastically deformable shaft in a double-headed surgical instrument adapts to tortuous fistula tracts, reducing procedural time and complexity.

A surgical instrument with a flat wedge end pushes hemostatic gauze to separate spinal muscles.

Integrating suction ports into a retractor blade merges tissue manipulation and fluid removal, eliminating the need for separate instruments.

Dovetail coupling constrains jaw motion orthogonally, fixing the axial closure point to resolve precision trade-offs in micro-dissection.

Standardized interchangeable tool heads mount to a single control arm, reducing procedural time by eliminating frequent tool exchanges.

Radially expanding cutting ribbons remove vessel blockages while preserving wall integrity through dynamic size adjustment.

A surgical instrument uses a torsion spring mechanism to maintain consistent closure force during tissue grasping.

A surgical device end effector accepts interchangeable tips to perform multiple procedures without introducing additional instruments.

Deformable hydraulic member fractures tissue between jaws while a staple cartridge ligates vessels in one step.

A balloon dissector uses a cord to retract the expandable bladder into the cannula lumen.

Concentric bevel gear trains control rotation and pivoting of an instrument head, eliminating complex thrust rods in tubular shafts.

A cryoablation balloon modifies interatrial septum tissue to create a multicuspid pattern.

A surgical device with a moveable arm and transverse cutting element for precise tissue resection.