Surgery TRIZ Cases

Hinged caps with cushioning prevent impact damage to delicate electronics during sterilization cycles.

A detachable endoscope handle integrates a communication device with the grip to enable cable-free operation and simplified maintenance.

A treatment instrument lifting adjusting portion changes the tilt angle of the guiding-out path in an endoscope distal end.

An optical overlay device projects visible light patterns onto a surgical region to highlight areas of interest detected by an imager.

A bifurcated microfluidic bypass channel relieves pressure to stabilize fluid samples over analyte sensors.

A retrieval device uses a polygon loop to expand and capture foreign objects within the esophagus.

An oral fluid collection kit extracts antibodies without centrifugation, enabling point-of-care seroprotection testing in field settings.

A single optical detector paired with two non-coaxial omnidirectional mirrors captures three-dimensional spatial information from objects.

A user interface displays a matrix of cross-sectional images for medical imaging systems.

An image processing system manages data from body-insertable apparatuses using identification information to organize and display selected imaging streams.

Segmenting the rigid elongated member from the distal camera assembly simplifies optical component integration while maintaining structural protection.

A single-piece mouthpiece merges lip retraction with high-volume evacuator suction to secure the device during dental procedures.

A powder-free elastomeric glove features an antimicrobial gel coating protected by a cellulose film that dissolves upon skin contact.

A proximal entry in the second segment guides steering wires to the distal guide, reducing assembly dexterity and time.

Automated endoscope bending control unit aligns the distal tip to target directions using stored spatial data.

A medical device system configures and tests therapy parameters in manual mode to ensure safe treatment delivery.

Hierarchical micro and nano-scale periodic structures on endoscope lenses resist body fluid adhesion, preventing lens fouling and maintaining optical clarity.

Plate-shaped member with protrusions secures traction members to rotary elements, resolving assembly complexity while maintaining engagement reliability.

Auditory feedback system in analyte monitoring devices guides users through testing steps, resolving complexity issues that reduce compliance.

Calcium and strontium coatings on iron alloy implants accelerate degradation rates, resolving slow dissolution issues in vascular devices.

An endoscopic system detects observation window fogging by analyzing photographic image luminance levels to trigger heater activation.

Deflecting optical paths out of the main plane prevents obstruction of the surgeon's view when adjusting the viewing angle.

Handheld imaging device captures thermometer display images using optical character recognition to extract patient temperature values.

An access catheter featuring a radially expandable body that increases passageway cross-sectional area through actuated compressive force.

Segmented test apparatus uses coded indicators and a transmission-reducing lid to isolate lamp faults without increasing device complexity.

A monochromatic pixel array captures reflected electromagnetic radiation pulses to reconstruct color and spectral data without individual color filters.

Segmented drug depots on sheet grafts maintain therapeutic antibiotic levels for hernia repair.

Sealed cavity sensor mounts resolve alignment maintenance issues by allowing precise tilt adjustment before permanent fixation, protecting against debris.

Merging stent support into elongate magnet assemblies eliminates secondary procedures and reduces patient risk during minimally invasive surgery.

Captures in the dermatome main body restrict bottom member movement in multiple directions, stabilizing the blade assembly to control skin graft cut width.

Segmented compartments in the holding member constrain filler volume, enabling rapid removal during maintenance without compromising fixation reliability.

Water-soluble coating on barbed prosthetic fabric protects barbs from entanglement during trocar insertion, then dissolves to restore tissue attachment.

Segmented semi-tubular elements generate radial expansion force to penetrate dense embolic obstructions in tortuous vascular anatomy.

Disposable friction plates replace elastic members to eliminate force variations and ensure consistent pivoting fixation in endoscope bending devices.

Helical cuts at the catheter distal end convert linear motion to rotation, resolving friction-induced whip and improving navigation in tortuous vasculature.

A reusable electric device connects to a vaginal speculum via a guiding rail system to position a camera module near the distal end.

Shape memory wires enable loop elements to expand and conform to lumen geometry, reducing retrieval time for complex medical devices.

Merging collection and testing into a single disposable unit eliminates cross-contamination risks while maintaining high diagnostic accuracy.

Asymmetric bending piece cross sections create multi-point abutment to prevent component fall in endoscope joints.

Nested sleeves expand tissue openings gradually, reducing trauma while maintaining surgical access.

Autofocus lens position and image contrast data estimate imaging-subject distances for monocular endoscopes.

A bone undercut tool uses a pivoting segmented cutting sleeve to remove tissue, preventing fractures during anchor insertion.

Hermetic filter in tube body removes interfering components during collection, reducing contamination risk and improving detection sensitivity.

Phase difference detection drives discrete lens position selection to maintain a stable in-focus plane, reducing focus hunting and user burden during screening.

Plasma activation increases optical element hydrophilicity, preventing condensation distortion on medical scopes.

A lens holder embeds light guiding means to direct illumination from a source to an ellipsoid focal curve for uniform near-field coverage.

An endoscope system pastes intra-subject images onto organ models using color differentiation to highlight specific features.