Diagnostics TRIZ Cases

Active transponder measures magnetic fields and transmits data simultaneously, resolving tracking speed limits in radiation therapy.

Segmenting the handpiece allows the temperature sensor to measure tissue heat directly, enabling precise high-frequency control and steam sterilization.

Segmented probe design with tapered outer diameter resolves power transmission versus navigability trade-off in small anatomical spaces.

A balancing apparatus uses motor-driven counterweights along the rotation axis to eliminate manual setup time and excess weight from add-on units.

Biocompatible markers detectable by endoscopic and ultrasound cameras enable precise registration of surgical tools, reducing processing complexity.

Segmented retractor system uses extraction to remove handles, resolving obstruction and manual handling constraints.

Oblique angular spinal implant design with anti-migration features prevents subsidence and vertebral damage during minimally invasive fusion.

Cycling seal pressure on electrosurgical jaws during energy delivery to improve tissue fusion consistency.

Ionized gas plasma capacitively couples radiofrequency energy across a thin dielectric wall to treat biological tissue.

Vacuum barrier and inert gas atmosphere in sealed battery enclosure prevent thermal damage to cells during autoclaving.

A flexible pad with integrated nozzles directs purified gas jets perpendicular to a surface.

Control module compares sensor data against acceptance values to verify reassembled ultrasonic device assembly correctness.

A wheelchair design positions drive wheels near the user's center of mass to maintain natural arm alignment during propulsion.

A flexible medical device with three lumens evacuates stone fragments and dust from the renal collecting system.

A surgical fastening apparatus uses a deflector shelf to guide tissue capture for precise dermal layer placement.

A robotic surgical shaft uses a movable target and sensor to detect rotational angle for precise end effector control.

A resiliently deflectable insert navigates the fistula tract to deliver an implant without kinking.

An integrated suction punch combines punching and vacuum action to reduce procedure time and minimize patient trauma during brain tissue resection.

Hollow lattice macrostructures in surgical adjuncts control fluid movement and drug release rates to prevent leaks through staple holes.

A patient-mounted needle guide system uses fiducial markers for automated image-based registration to adjust the needle trajectory in real time.

Active variable stiffness clamping device uses electric pin rod connectors and spherical hinges to adjust support rigidity.

A radiation shielded cockpit supports an articulated robotic arm via a removable mounting structure.

A surgical scissors system uses conductive blade sections and cautery power to cut bone while a widened outer periphery protects the dura mater.

Segmented orthopedic anchors engage cancellous bone via radial splines, distributing pressure to prevent shearing and improve pull-out strength.

Time-division multiplexing merges temperature and impedance data into one channel, resolving limited wiring constraints in invasive ablation devices.

Integrated clot-mobilizer and aspiration catheter reduce fragmentation risk by maintaining continuous negative pressure during thrombus retrieval.

Radial vent lumens with concave walls equalize pressure to stop aerosolization while maintaining cannula strength for piercing thickened stoppers.

A cryoablation probe uses a heating release instrument to detach the tip from an ice ball.

A modular surgical hub couples to robotic arms using integrated generator modules and unified fluid lines for quick replacement.

Automated leg lifting mechanism reduces knee stress while lowering blood sugar levels through controlled motion.

Segmented impermeable films separated by peeling along a heat seal line prevent tube damage during drape removal.

Internal stop and counter-stop prevent line damage without jamming or increasing joint space.

A flexible medical simulation system uses pre-computed calibration data to adapt virtual models for various training scenarios.

Piezoelectric actuator replaces mechanical linkages to improve stapling precision while managing device complexity.

A laser protection device uses a rigid foam core with heat-dissipating fillers and absorbing layers for structural integrity.

A handpiece integrates a light source to direct visible radiation along the probe for surgical site illumination.

Transparent measurement tube slides over retrograde reamer shaft to align with linear graduation marks for precise depth reading.

Relocating the control mechanism to the drape exterior eliminates tearing risks from penetrating the sterile barrier while maintaining field integrity.

Kinematic data from robotic arms enables precise length measurements of tissues, reducing operation time compared to physical rulers.

A grasping jaw uses thermal conduction portions with different conductivities to transfer heat for precise tissue cutting and coagulation.

Nested catheters resolve navigation rigidity by enabling high-flow aspiration through a large inner lumen.

Tissue stops on the anvil prevent excessive proximal tissue movement, ensuring reliable staple deployment without complex active control mechanisms.

Integrated clip forming mechanism transforms unformed clips on demand to increase storage capacity without adding external instruments.

Optimized jaw geometry and pivot mechanisms balance surgical precision against device complexity for effective tissue handling.

Target state detection circuit generates identification signals from detachable surgical components to manage function modules.

Spring-loaded locking lever enables secure angular positioning and easy removal of bent offset punch shafts from surgical punching instruments.

A torque limiting handle assembly controls shaft rotation during endovascular navigation.