Diagnostics TRIZ Cases

A dual tibial stylus uses wide convex contact geometry to reduce placement variability when setting tibial resection levels.

Closure-tube displacement engages toothed locking surfaces to hold end-effector articulation and help prevent unintended firing during tissue manipulation.

A simple torque-arm drive tool limits rotation in both directions and gives tactile or audible feedback for medical-device fastening.

Moisture can damage stapler electronics; a conformal coating and passive collection agent help protect the control circuit during surgery.

An impact-driven indicator gives operators audible confirmation when a circular tubular stapler completes firing.

A mechanical lockout blocks the tissue-cutting knife when a staple cartridge is missing or previously fired, preventing unintended firing.

A wheeled stabilization base locks a patient fixation apparatus to the surface, reducing relative movement between surgical instruments and targets.

See how a multicellular miBRAIN-chip integrates human brain cells and vasculature to model amyloid disease and screen compounds.

Vacuum ultraviolet followed by UV-C radiation addresses bulky filtration limits by sterilizing air and removing contaminants in a single pass.

Patient-room associations from Admission-Discharge-Transfer data help locate hospital assets and reduce manual wireless-device tracking.

Separate tabbed release liners control adhesive exposure, reducing glove adhesion during precise wound and incision closure.

A flexible shaft guides a tissue stapler through tortuous anatomy while a movable block deploys staples with reduced tissue trauma.

An integrated retractor and hollow-handle suction passage reduces instrument switching, oral-cavity crowding, and practitioner strain.

A hinged cervical interbody implant uses a recessed breakoff screw to limit tissue damage while maintaining secure fixation in a compact footprint.

Patient movement can disrupt delivery positioning; navigation and a virtual boundary guide the robotic distal tip for consistent material patterns and flow rates.

The adjustable fiber-composite beam distributes bending and torsional loads across head and torso harnesses to reduce neck strain.

An obstruction on the wire adds sliding resistance to prevent unintended clip detachment during endoscopic tissue handling.

A laterally actuated platform and driven belt move patients or objects from either side, reducing manual handling and operator strain.

Sensors detect user posture and coordinate movable supports to vary sitting positions, promote muscle activity, and reduce pressure sores.

Detects low-operation-rate medical devices in endoscope handling services and returns support information for timely utilization decisions.

Phase-shifted RF currents reduce electrode crosstalk, improving tissue-contact verification during multiphase ablation.

Sensor-driven pressure control expands or contracts the drape around moving equipment, limiting excess material near the patient and reducing manual re-draping.

Impedance and current feedback schedules electrosurgical power to seal tissue quickly while limiting charring and sticking.

Tissue sensing and compression feedback adjust motor speed, force, and energy for precise stapling and cutting with less tissue damage.

A blunt cap shields a sharp tissue anchor during transvascular advancement, then becomes the anchor head for secure cardiac tissue attachment.

Mechanical connectors transmit end-effector displacement to shaft-mounted encoders, avoiding sensor exposure while improving pose and anvil-position detection.

Minimal electrical contacts measure tissue impedance, capacitance, or inductance to verify clamping before cutting or stapling.

See how a surgical stapler slows its knife after a force threshold to complete cuts through excess tissue.

A joint distractor balances soft tissues at mid-flexion to address abnormal femoral motion and instability during knee arthroplasty.

A unified guide channel, measurement indicators, and countersink head help size fixation elements and avoid over-drilling in bone.

A serpentine electroplated trace concentrates Joule heating in varicose veins while keeping the catheter flexible and limiting vessel-wall harm.

A detachable external tube opens the instrument shaft for thorough cleaning and sterilization without sacrificing articulated end-effector function.

Incompatible cartridges can partially seat and fire in surgical staplers; asymmetric lug-recess geometry and sled-knife lockouts block mismatched loading.

A retainer holds jaw pivot members in vertical slots, maintaining precise alignment and stable engagement as surgical jaws open and close.

Multiple tool positions define a virtual boundary at the selected cut depth, guiding robotic resection where accuracy is difficult.

An adjustable stabilizer clamps the heart-valve delivery system and enables precise positioning while limiting motion and tissue trauma.

Multi-frequency impedance measurements calculate a response coefficient to identify catheter electrode contact and extent in body cavities.

A rotatable dial, cannula, and graduated depth markings let surgeons set tissue depth and pre-measure the implant before insertion.

An adjustable counterweight balances a surgical microscope around its hinge, preventing unwanted rotation as accessories are added.

Dual-view image capture reads instrument codes across orientations, reducing manual handling and inventory errors.

Calibrating instrument drive forces maps lost motion and manufacturing variation to improve robotic end-effector spread-angle control.

Camera-based tracking replaces bulky HMD markers while the exterior display shares surgical content with remote viewers.

A drive-wheel control method simplifies angular calculations to shorten catheter steering response despite kinematic errors.

A combiner merges lever and motor inputs to control grasper force, improving sealing precision and tissue handling.

Face gear and pinion gearing drives a push-pull grip element, while a slip clutch limits excessive manual torque in medical instruments.

An absorbable material swells along a graded scale to replace manual start-time charting and track medical-device lifespan.

Surgical robots can store operator-specific speed, force, and wrist settings to improve instrument precision without repeated setup.

Embedded pressure sensors measure rolling pressure to reveal muscle knots and soreness, supporting technique adjustments and shorter recovery.

An absorbent, concave tip conforms to irregular lesions, improving refrigerant coverage while limiting contact with healthy skin.

Adjustable support decks and bladder pressure control enable accurate, repeatable subject repositioning with less manual handling.