Diagnostics TRIZ Cases

A bendable cannula houses an elastic electrode that extends through a side port to form a dual tip.

Synchronized radiation beams converge at the tumor site to increase dosage while opposing interference protects healthy tissues from collateral damage.

A shipping wedge on a staple cartridge body stores machine-readable data identifying the component.

Switchable bone connection unit releases during breathing to prevent detachment, then relocks to maintain surgical accuracy.

Compressible side members engage labia in an interference fit, enabling hands-free clitoral stimulation without obstructing the vaginal opening.

Visual markers on implantable medical leads indicate correct insertion depth, reducing dislodgement and tissue damage risks during cardiac procedures.

A dual parallelogram module drives surgical instruments with independent pitch and roll motion via multiple power transmission units.

Segmenting the hollow shaft with a sealing member isolates contamination, resolving the contradiction between multi-joint flexibility and cleaning ease.

An optical sensor detects displacement member movement to control visual feedback, resolving measurement precision issues during instrument firing.

A curved-profile electrosurgical electrode slides across tissue to vaporize and ablate surface layers via controlled current application.

A frame with positive and negative flow ports creates a fluid path across the working area.

A spring-tensioned articulated arm with pivot screw joints positions medical instruments via a swivel ball-and-socket platform.

Segmented design with dual detachment points allows independent distal section deployment, reducing complication risks in complex vascular geometries.

A ball and socket joint rigidly holds a surgical cannula at a fixed angle, preventing misplacement caused by insufficient soft tissue support.

Microwave applicator targets deep tissues while cooling protects superficial layers, reducing sweat production and tightening skin without invasive procedures.

Controller determines overlay transparency via color lookup tables, removing extra hardware channels while preserving underlying video visibility.

Through-openings in a bone plate accept both locking and non-locking fasteners, resolving the trade-off between stability and dynamic compression.

A CD34 DNAM-1 bright CXCR4 cell population serves as a diagnostic marker for chronic inflammation.

A vaginal manipulator head with independent anterior and posterior surfaces displaces tissue walls.

A circular stapler control system actuates inner and outer staple rows independently to maintain precise tissue engagement.

A distraction instrument separates bone fragments using an expander mechanism to position spinal implants.

Segmented actuators drive control wires in a bendable medical robot, reducing bulky stationary support weight while maintaining high control precision.

Annular seals segment the shaft interior, allowing fluid irrigation of the distal portion while protecting proximal electronics from contamination.

A multilayer film disposable bag expands significantly without cracking to accommodate fluid volumes.

Test module processes test data sets through analysis modules to detect random faults during operation.

Segmenting the sensor proximal to the wrist joint eliminates complex wire routing while maintaining accurate force feedback.

Position control methodology adjusts motor acceleration and deceleration profiles to maintain fluid communication during tissue treatment.

A flexible bone drill guide uses sliding bodies to adjust the exit angle of the inserted instrument for precise surgical positioning.

Segmented gripping profiles enable safe needle retrieval without scooping, preserving evidence integrity.

Continuous patient motion replaces step-and-shoot planning, reducing treatment time and enabling conformal dose distributions.

A surgical guide with a locking carriage defines bone tunnel angles and trajectories without user grip interference.

An integrated jaw assembly uses a single energized cutting member to seal and cut vessels without separate mechanical blades.

An optical motion detection system tracks user hand movements to automatically pair input devices with robotic manipulators.

Segmenting distal femurs into partial condyles creates anatomically matched osteochondral implants, eliminating tissue waste from hemi-condyle harvesting.

An expandable bile duct tube prevents reflux and reduces fat absorption by anchoring in the duodenum without invasive surgery.

Dynamic workspace constraints resolve the contradiction between precision dissection and range of motion, reducing physical strain during colorectal resection.

A bone rasp with a protective sheath extends only at the surgical site.

A control subsystem manages software versions across multiple patient-side surgical devices using a common interface.

A switching power supply drives flash lamps with AC line pulses to deliver therapeutic light energy.

Segmented sleeves and bumpers expose a lateral cleaning port on the shaft, resolving the contradiction between sealed protection and ease of cleaning.

A controller adjusts energy waveforms based on measured electrical properties at a coated electrode to maintain consistent power delivery.

Uses predetermined breaking points to separate the clamp from the handle, preventing sharp edge damage to body tissue during staple removal.

A circular stapling device creates reinforced incisions and secures stomal sleeves to minimize manual suturing.

Curved guidewire tip circumvents clots without penetrating perforator vessels.

Segmented adapter assembly with flexible shaft and articulation joint connects to surgical stapling devices.

Spring-loaded contacts maintain constant pressure on the authentication chip to prevent fluid-induced connection instability.

A compressible fixation sleeve coaxially extends about a helical anchor on a leadless pulse generator to provide axial displacement feedback.

An appendage chamber applies negative pressure and thermal energy to the arteriovenous anastomosis, reducing blood viscosity without drug side effects.

A grasping instrument uses a low thermal conductivity cover on the clamp back surface to isolate non-target tissues from heat and electrical damage.

A collet creates internal friction to stabilize the cutting wire within an endoscopic needle knife.