Diagnostics TRIZ Cases

Segmented rigid links in the control element prevent buckling during navigation through tortuous paths while maintaining pushing force.

Force sensors in a leg pulling device measure patient pressure, triggering alarms when thresholds are exceeded to prevent soft tissue damage.

An electronic device determines energy parameters by combining energy level and pulse duration for display on a user interface.

Alternating active pressure control with leakage detection phases stabilizes pressure while identifying leaks in medical expandable elements.

Ceiling-mounted support frees floor space while sensors prevent collisions between manipulators during surgery.

A cryoadhesive segment anchors the septum for precise puncture.

A surgical stapler uses an orientation sensor to detect shaft rotation and switch actuator responses for precise end effector control.

Extendable tabs adjust device height and angle to match vertebral geometry for precise spinal fusion placement.

Nested jaw components enhance stability without increasing complexity, while a self-service lockout prevents dry firing to reduce patient trauma.

A surgical evacuation apparatus directs a fluid jet onto captured tissue within a scoop to macerate debris for removal.

An intermediate ring reduces friction and wear in vehicle seat fittings by eliminating direct metal-to-metal contact.

Separating the coil body from the head reduces injection molding costs while maintaining secure attachment through locking features.

A cannulated needle features graduated markings aligned with an end surface to indicate precise angulation angles during surgical procedures.

Adjustable guide members in cranial bolts enable angled catheter insertion for precise ventricle targeting, eliminating the need for multiple skull holes.

Segmenting the nozzle allows breaking off the distal portion to expose a circular end, filling small holes without switching tools.

A microclimate structure uses a crease mechanism to limit air flow through perforations when the patient head elevates.

External pneumatic supply integration reduces onboard cylinder size while electrical feedback monitors gas pressure to prevent tissue damage.

Stopping member limits expansion travel to prevent tissue damage during airway smooth muscle reduction.

A bone surgery tool integrates a cartridge guide to align implants directly onto skeletal tissue.

Curved fixation plate with polyaxial screw apertures resolves head portion size conflicts to enable high proximal cuts and smaller incisions.

Adjustable arthroplasty plates match bone cross-sections, reducing the number of instruments needed during surgery.

A medicament vial cap adapter guides a hypodermic needle through a cone-shaped shield to reduce needlestick injury risk and prevent residue on the stopper.

Spring biased clicker pin moves through housing cavity to produce distinct acoustic signals during firing stroke completion.

A monitoring apparatus detects fault currents between conductive components to control power application.

A medical suction controller adjusts vacuum parameters using real-time sensor data to transport cut objects through a lumen.

A medical device monitors the temperature rate of change in its ultrasonic vibration transmission member to control power supply.

Color-changing mechanophores replace complex electronic sensors to provide objective intraoperative feedback on ligament tension and load distribution.

Segmented design with disposable barriers resolves sterilization complexity while maintaining connection reliability.

Combines ultrasonic cutting and bipolar RF sealing in one end effector to treat tissue precisely.

A drug-eluting vascular closure device deploys a self-tensioning collagen matrix to seal puncture sites.

Parallel plates and cylindrical sheath constrain rotary cutting tool motion along a defined guide plane for precise bone resection.

Control circuit detects modular configuration authenticity using unique identifier resistances to prevent improper assembly and contamination risks.

Portable apparatus combines ultrasonic vibration and ultraviolet radiation with a cleaning solution to maintain instrument sterility.

A medical device monitors optical fiber transmission efficiency using an energy source and power meter to assess remaining useful life.

Inductive coupling transfers power to replaceable modules, eliminating complex disassembly for cleaning while maintaining electrical continuity.

Automated lens tracker system detects implanted optical device position using cross-correlator image processing.

An intermediary positioning block secures a cutting guide using minimal pins, reducing invasive drilling while maintaining fixation stability.

Pressure sensors in the stapling jaws provide real-time feedback on deployment forces, preventing improper fastener formation and ensuring mechanical integrity.

A hand-mounted controller redirects the imaging device viewpoint without removing surgeon hands from tool controls.

Radio-dense geometry enables real-time optical tracking, reducing radiation exposure while maintaining positioning precision.

A ratchet mounting mechanism secures surgical instruments via a torque wrench and locking switch.

A surgical blade with a V-shaped gripping portion and curved distal tip navigates complex anatomical spaces.

A cardiac catheter with a distal pressure detector measures contact force to compute and display the resulting tissue ablation volume.

A motorized body lightening system uses a cam and spring holding mechanism to provide linear weight support for gait rehabilitation.

A handheld surgical device integrates neuromonitoring sensors and digital depth measurement for precise bone implant fixation.

A hinged snap-fit locking mechanism secures a stylet within a medical delivery device to prevent accidental activation.

Intersecting protective and film weakening lines distributes peeling forces during removal, preventing premature breakage and unintended adhesions.

Position detection tracks relative spatial coordinates of the ophthalmoscope dummy, patient head, and holder to generate a realistic virtual retina image.

A rigid V-shaped surgical guide aligns with the perineal midline to indicate the correct lateral angle for episiotomy incisions.