Surgery TRIZ Cases

Spring-loaded jaws block the access port to secure the endoscope, reducing operating effort and enabling single-handed detachment.

Segmented bottom sections allow trapped air to escape while reinforced tabs distribute pull force, preventing pouch tearing.

Fusing and tapering two double-clad fibers reduces speckle contrast and signal loss, enabling robust 3D medical imaging without free-space optics.

A three-dimensional substrate with segmented recess portions enables precise mounting of an image pickup module within a compact endoscope unit.

Elastic polyurethane cuff tightens vein lumen, preventing blood backflow and reducing foreign body reactions.

Automated scheduling algorithms optimize healthcare provider routes based on real-time patient location data and risk profiles.

Replacing cable pull systems with a torsion wire mechanism eliminates retensioning needs and prevents shaft shortening during repeated use.

Nested heating components and shape memory alloy wires resolve the trade-off between fog prevention and insertion thickness in endoscopes.

An outer catheter shields a balloon assembly to navigate tortuous arteries, enabling effective shockwave generation in calcified vessels.

Segmented radial struts maintain structural rigidity while reducing manufacturing complexity and contamination risk in orthopedic tools.

Segmented shafts with flexible tips resolve navigation contradictions by maintaining wall contact for accurate bile duct entry.

A detachable light assembly connects to a disposable medical device body via a pressing-conductive arm for selective auxiliary illumination.

A surgical controlling device corrects luminance detection values based on identified optical device characteristics.

Segmented metal barrel with insulating substrate prevents static interference while enabling endoscope miniaturization.

Segmented reusable handle and disposable shaft resolve sterility and complexity trade-offs while maintaining high maneuverability.

An elastic atrial retractor ring compresses for insertion then expands to expose heart valves, reducing surgical time and patient risk.

A stereoscopic optical system uses a single electromagnetic actuator to move left and right rotors within guide tubes.

Segmented sealing members in a gas water valve prevent water leakage across the lens, maintaining clear visualization during insufflation.

Segmented binding parts allow the basket wires to separate, enabling extraction of large foreign objects from ducts when removal is obstructed.

An adjustable dental imaging device aligns the light blocking housing via a rectilinear rail to resolve positioning contradictions.

A drive control portion selects a single endoscope based on user-defined connection priorities to activate the intended device.

Cavity interposer recesses camera to eliminate field of view obstruction while maintaining coplanar surface.

An integrated valve mechanism in an endoscope fluid control device prevents liquid backflow into the gas conduit while maintaining suction force.

An endoscopic imaging system detects a fluorescent indicator on the field stop to automatically retrieve parameters, reducing setup complexity.

External magnetic forces position intragastric devices to prevent migration and induce satiety, resolving invasiveness complications in obesity treatment.

Crimped conductive tubes anchor shape-memory alloy wires along flexible bodies, resolving positioning precision and footprint thickness trade-offs.

Ethanol removes cholesterol while cyclodextrins complex phospholipids, preventing dystrophic calcification in glutaraldehyde-treated valves.

Periodic activation of segmented light sources acquires spectral profiles, resolving the trade-off between measurement precision and acquisition time.

A multifunction retrieval device integrates an expandable basket with a reciprocating forceps assembly for secure object capture.

A rotating cartridge system positions test strips within a compact toilet housing, resolving the space constraints of bulky linear storage mechanisms.

A clamping assembly compresses a catheter elongated member against an inner tool to restrain movement.

A force sensor detects internal tissue forces to filter motion noise from photoplethysmographic signals, improving measurement precision.

A medical operation device secures an endoscope insertion portion using a rotary cylinder and pneumatic air bag for stable fixation.

A two-part extravascular implant stabilizes arteriovenous fistulas via barb ridges, reducing stenosis and thrombosis caused by neointimal hyperplasia.

A working channel with two independent proximal connections manages surgical instruments and fluids simultaneously.

Integrated periscope extends endoscope viewing range while resolving equipment complexity by merging mother-baby scope functions into a single unit.

A sleeve pin engages a cylinder groove to secure the piston, preventing separation during sterilization.

Segmented multi-functional and linear PEG components balance gel strength against degradation time for effective tissue protection.

Multi-wavelength fluorescence detection separates plaque signals from intrinsic tooth emission, resolving measurement precision versus device complexity.

A distal inner tube head features angled contact surfaces that fix a bundle of optical fibers within an endoscope shaft.

A 3D display system scans observer glasses to dynamically adjust image parameters.

A nasal cleaning tool incorporates a deformable reservoir and helical scouring head for fluid delivery.

Coating the sheath before lengthwise cutting prevents fabric unraveling, ensuring mechanical strength and effective tissue adhesion during anastomosis.

An endoscope handle integrates a dedicated optical fiber placement device for precise laser positioning.

A condensing optical system focuses a beam from a point source onto a subject surface using nested lens groups and deflecting structures.

A titanium alloy marker uses superelasticity to enable thin needle insertion while maintaining high X-ray contrast.

A three-dimensional calibration target device aligns with an endoscope to capture multi-plane marker data for precise imaging setup.

Ceramic layer on embedder tray inner walls protects against scratches from cleaning instruments, enabling easier wax removal without surface damage.

A container with a load cell and camera quantifies aspirate components using weight and visual data.

A full HD oral cavity camera uses a 5 GHz Wi-Fi Peer-to-Peer module to transmit high-resolution images.