Diagnostics TRIZ Cases

An endocutter uses firing-force data and motor control to detect cutline completion, limit excess cutting force, and support staple deployment.

Articulated arms compare expected and actual control-point positions to compensate for surgical table movement during procedures.

Low- and high-power RFID reads separate nest and device EPC formats, reducing cross-reading during medical device data aggregation.

A 3D anatomical map projects a first lesion onto the opposite tissue surface, guiding complete ablation for arrhythmia treatment.

Force feedback pauses or slows the knife when ramp-contact load exceeds a threshold, reducing drivetrain stress during stapler closure.

A passive magnet and Hall effect sensor array detect switch position independently of roll orientation, avoiding power and data transmission across the joint.

An overstroke sled disengages the driver coupling when loading-unit torque or travel requirements differ, protecting components during operation.

A catheter separates cryogen delivery and evacuation while sensing pressure to ablate the gallbladder and limit ice buildup.

An integrated media interface supplies disinfectant, compressed air, and care product for reproducible internal and external instrument reprocessing.

An oscillating impactor converts shock-wave energy into forward-backward motion to penetrate CTOs while radial waves crack calcified plaque with minimal vascular trauma.

A moving striker transfers a short-duration impulse to the driveshaft, reducing manual force for surgical fastener deployment.

An operator sets a temporary pivot, then the controller offsets and stores it to limit abdominal-wall influence during instrument rotation.

Phosphorescent material makes the disposable venous tourniquet visible in low light, supporting timely removal and reducing accidental retention.

Patient-specific stops, viewing windows, and depth indicators help prevent drill-bit over-penetration in confined surgical spaces.

An integrated depth extension measures bone-bore depth during drilling and helps calculate the suitable orthopedic screw length.

A dynamic preload tensioner changes the cable path in surgical instruments to prevent slack while limiting friction and operating force.

An elastic body and segmented adjustment mechanism tune gripper force for consistent ultrasonic and high-frequency energy delivery to living tissue.

Elastic tube wings hold the clip closed during delivery, fixation, and reloading for endoscopic tissue treatment.

An offset yaw axis prevents gimbal lock while modular arms expand instrument motion and improve rigidity near the patient.

A head-worn camera tracks respiratory marker motion to predict anatomy shifts and keep augmented-reality surgical guidance aligned in real time.

Motorized displacement and angle adjustment reduce manual positioning effort while maintaining stable needle fixation in complex tumor procedures.

A deployable loop wire helps locate and stabilize the fossa ovalis, enabling controlled needle puncture and dilation for left-heart device delivery.

See how a self-expandable mesh cap with flexible retention arms stabilizes an aneurysm neck while limiting displacement and vessel-wall damage.

A connector shifts from unlocked to locked as clip arms close, improving endoscopic control while minimizing shed parts in defects.

Height-adjustable extension tabs establish a reference plane for balanced knee-joint motion while minimizing bone resection and tissue loss.

Force-sensor feedback adjusts closure-driver velocity during end-effector closure and firing to keep stapling and cutting consistent across tissue thicknesses.

Millimeter-wave radar and adaptive thresholds detect falls and respiration loss in steam rooms without storing visual or audio recordings.

Force sensors and robotic actuation regulate retraction forces in real time, helping open surgical space while limiting tissue damage.

An RFID-enabled adapter sends stored frequency limits to one console, supporting multiple ultrasonic handpieces without extra consoles.

An outer gripper, inner cone, and check valve hold shaft skin as air pressure and weights apply tension to stimulate growth with greater comfort.

Floating manipulator arms follow surgical table movement while preserving instrument control and continuous visualization during repositioning.

Force, pressure, optical, and neuromonitoring sensors guide fine automatic retractor adjustments to protect tissue and reduce surgical interruptions.

Adjustable rotation axes and interchangeable grips let one rehabilitation device support varied upper- and lower-limb exercises in clinical or home settings.

Manual visual inventory can miss instrument codes when tools are tilted; longitudinal and lateral image modules automate multi-angle capture for more accurate scanning.

Pre-operative plans align with live 3D anatomy as a structured light projector updates guidance on the surgical target area.

Preoperative 3D planning and two-arm tracking position implants and tools accurately while reducing repeated intraoperative x-ray exposure.

Wireless Wi-Fi, Bluetooth, or ZigBee links replace bulky surgical cabling, while NFC or RFID channels exchange setup parameters securely.

Elastic gathering pieces adapt clamping force and center catheters across varying diameters without damaging device surfaces.

Aligned guide holes keep surgical instrument cables parallel to the shaft, isolating strain-gauge force sensing from twisting forces.

A detachable magazine module combines the PCB and sensors for surgical handpiece maintenance when electronics fail.

Real-time bone tracking guides a robotic arm during shoulder repair, improving guide pin and implant placement despite limited visibility.

Distinct visual coding and navigation feedback help surgeons identify adjustment controls and align a surgical arm quickly and precisely.

Computer-assisted distraction measures joint position and applies controlled forces to make soft-tissue tensioning more consistent during replacement surgery.

Surface EMG sensors replace implanted interfaces, enabling independent brace movement for patients with limited voluntary limb control.

Hingeable coupling between an occluder and movable anchor improves left atrial appendage positioning across variable anatomy.

Different staple-drive distances support controlled firing, helping prevent incomplete stapling and cutting actions in tissue procedures.

Articulation cables link handle movement to a flexible shaft and distal joint, improving control while navigating tortuous paths.

Virtual replicas of robotic arms and surgical environments support validation, training, and control testing without costly physical prototypes.

Angled spikes and tapered ring surfaces secure arterial vessel ends while preserving the inner lining for faster anastomosis.

A liquid jet creates a Venturi vacuum at catheter openings to attract kidney stones, while an evacuation lumen clears fragments from the urinary tract.