Endoscopes TRIZ Cases

A semiconductor device sets drive and image signal timing parameters for endoscope cameras and displays.

A proctological instrument with a bent tubular shaft aligns the cap angle to position tissue clips accurately near the sphincter muscle.

A medical handpiece integrates a motor with a light guide to deliver illumination through a probe.

A fluorinated tubular member structure enables secure attachment of medical device sections through overlapping bonded interfaces.

Ultrahigh pressure delivery overcomes blood heat counteraction, enabling rapid freezing of cardiac tissue.

Balloon catheter detects NADH fluorescence to verify lesion completeness and eliminate gaps without invasive post-procedure imaging.

An endoscope hybrid knife uses independent sliding mechanisms to deploy distinct cutting tools for precise tissue manipulation.

Partial insulation on the resection loop reduces incision delay and thermal damage during en bloc lesion removal.

Radial permanent magnets outside coil reduce stator length, enabling compact electromagnetic actuator design for endoscopes.

Nested spacer design prevents detachment during use while roughened surfaces reduce light reflections for sharper diagnostic imaging.

A liquid crystal lens uses an intermediate high dielectric constant layer to generate voltage gradients for focal length control.

A compact three-surface wafer-level lens system segments optical elements to achieve high performance in a small package.

A hysteroscopic system with a movable sheath pivots and slides to adjust instrument orientation during trans-vaginal insertion.

Dual-mode pixel switching generates correction signals by toggling transfer and reset switches, eliminating dedicated dummy pixels to reduce sensor area.

Protrusions and grooves on the tubular cap surface facilitate controlled band rolling, preventing sliding that causes tissue perforation.

Merging optoacoustic emission with ultrasound detection provides direct bile duct imaging, resolving navigation precision challenges without ionizing radiation.

An endoscopic camera system guides a bendable balloon catheter to position within sinus ostia, eliminating the need for radioscopy during dilation.

RF transceivers identify medical shaver blades and transmit parameters to hand pieces, eliminating manual adjustments.

A pre-curved endoscope sheath directs a knife wire through specific communication holes to align with the bile duct conduit line.

Light-emitting and light-receiving optical fibers deliver and capture signals within an electrode sheath for real-time tissue analysis.

A stress estimation system calculates comparison values from walking speeds to determine user stress levels without sensors.

A multimodal endoscope apparatus combines optical coherence tomography, photoacoustic imaging, and fluorescence detection within a single fiber optic probe.

Lateral fiber displacement enables targeted stone fragmentation while avoiding complex endoscope repositioning.