Surgery TRIZ Cases

A compact dual-axis magnetic layout uses stepper motors, mounting spaces, and a slip ring to cut size and cost while controlling capsule motion.

Spectral correction by wavelength-specific parameters and white balance data improves endoscopic oxygen saturation accuracy despite light source variation.

A resin MID distal barrel uses a 2D cable connection surface to simplify imager wiring, avoid bending-wire interference, and keep the tip compact.

A distal adjustable chamber localizes conductive medium around the imager, improving intrabody ultrasound while avoiding full-lumen filling.

A frequency sweep with ringing prediction and PLL lock keeps an ultrasonic transducer at resonance without unstable transition behavior.

An extension tube adds scope reach while preserving fluid pressure and data transmission through integrated channels and a pump.

Adjustable convergence angle control lets a stereo endoscope maintain measurable area across changing subject distances.

A relay module regenerates multiple probe clocks near an insertion ultrasound probe, avoiding tip-size limits and long-cable clock degradation.

A modular applicator deposits fat onto skin graft material to create a portable wound treatment that supports regenerative ingrowth and lowers infection risk.

A detachable suction part isolates contaminated channels from the reusable handle, enabling hygienic endoscope reuse with less replacement waste.

A shiftable adapter lets one cap assembly seal and lock securely across different endoscope port shapes and sizes, reducing leaks and instability.

An expandable barrel-and-ring tip attachment shields the endoscope camera from tissue contact while preserving a clear field of view.

An expandable distal region and endoscopic lumen improve cervical visualization while reducing tissue displacement and preserving patient privacy.

Force sensors in the urine bag automate catheter output measurement, improving data completeness while reducing clinician workload and CAUTI risk.

A detachable actuator assembly lets endoscope controls be sterilized and reused, cutting single-use waste without losing reliable handle operation.

Looped and woven wire regions keep clot-entry openings open, improving clot capture and removal while preserving flexibility in blood vessels.

A split sleeve, flange, and inflatable bladder stabilize the LES and block fundus migration above the diaphragm to reduce reflux recurrence.

A liquid crystal light shutter blocks ambient visible light while passing fluorescence, enabling faster clean fluorescence and visible-light imaging.

An intravascular footplate, extravascular seal, and tether improve arteriotomy hemostasis in mobile vessels while lowering embolization risk.

Automatic balancing of visible and IR illumination maintains eye image quality during procedures while reducing blue-light phototoxicity and discomfort.

A free-space distal-end layout lets the camera sit beside the working channel, preserving a slim endoscope while keeping instrument passage wide.

A radial spring expansor adapts to varying anatomy, improves visibility and comfort, and enables one-handed insertion and drawstring removal.

Reference optical signals from segmented color filters normalize PIT fluorescence against distance changes for clearer endoscope imaging.

Variable attenuation and multi-exposure HDR processing balance overexposed and underexposed endoscope regions to produce clearer cavity images.

An electromagnetic suspension lock adjusts and secures capsule endoscope magnetic control posture on uneven ground for stable examination.

A separated two-axis drive layout simplifies magnetic transmission, shrinking capsule endoscope control hardware while keeping view adjustment stable.

Multiple liquid outlets clean the distal recess and treatment instrument path before use, reducing contamination in reusable endoscopes.

Detection markers are adjusted to operator fatigue and experience, helping endoscopy systems reduce overlooked lesion candidates.

Independent retracting arms, rack-and-pinion adjustment, and a toothed latch adaptor improve spine surgery tissue stability with less wobble.

An elastic or viscous diaphragm covering protects a shaft-integrated MEMS pressure sensor from insertion forces while preserving measurement accuracy.

Pressurized damping fluid suppresses bubbles and non-uniform optical core rotation, improving image quality in small flexible probes.

A rechargeable electronic pump replaces manual suction to deliver steady cordless oral debris and fluid removal with adjustable strength and lighting.

A low-profile implant housing uses removable elements inserted parallel to the surgical plane, enabling smaller-incision servicing and replacement.

Wire tension is adjusted while holding bend angle to detect distal external force quickly and help prevent tissue damage.

A reusable handle paired with a disposable valve-and-shaft section cuts sterilization burden while limiting patient cross-contamination.

A flexure body with a strain sensor keeps torque sensing accurate while letting the medical manipulator motor be replaced without disturbing alignment.

AI image analysis measures lesion size, position, and shape in endoscopic images to support more accurate clinical decisions.

A monolithic polymer elevator in the endoscope tip simplifies ERCP instrument positioning while cutting cost, maintenance, and reuse infection risk.

Frame-divided LED dimming keeps endoscope images bright while reducing rolling shutter stripes, unevenness, and double-exposure artifacts.

An inflatable seal around the valve stem blocks downward air leakage while allowing upward flow, improving endoscope air and water control.

Spectral pixel analysis across wavelength bands estimates tissue invasion depth and generates color-coded maps for faster, more accurate endoscopic diagnosis.

A rigid asymmetrical marker frame fixed to a surgical clamp improves fiducial stability and AR tracking accuracy during surgery.

A composite cable nested in the shaft preserves working and imaging channels while enabling distal articulation in tight anatomy.

AI evaluates endoscopic images against site-specific criteria and signals when a target organ region is properly captured.

Three-pipeline valve control separates gas and liquid ejection, preventing re-spray and keeping the endoscope objective lens clear.

Gap-based emitter wires and conductive carrier joints cut catheter profile, improve flexibility, and resist electrode erosion under high-voltage pulsing.

Intrafibrillar apatite mineralization with LPAA gives eggshell membranes antibacterial action, bone-regeneration support, and mechanical strength.

A collapsible distal catheter section navigates tortuous vessels, then expands at the target site for faster clot aspiration with fewer passes.

Endometrial image comparison identifies menstrual cycle phase and flags abnormal uterine measurements during ultrasound diagnosis.

A porous filter, annular fluid channel, and suction path remove biopsy fluid before imaging to improve tissue image clarity and reduce repeats.

A fluid control system uses a single pressure gauge and pump correlation data to monitor suction operations within an endoscope.

An elongated tube positions the motor drive unit outside the sterile field, eliminating setup time and drop risks.

Repositioning the aperture stop between second and third lenses resolves the trade-off between telecentricity and angle of view in compact endoscopes.

A tibial insert adaptor secures trial components to a base post via an integrated locking tab mechanism.