Endoscopes TRIZ Cases

A non-circular flange and support groove configuration secures the angle knob to the attaching shaft via a dedicated locking member.

An independently rotatable handle and electrode allow surgeons to maintain ergonomic hand positions while accessing all bladder wall areas.

Diffractive microstructure on cylindrical lens maintains stable working position for 750 to 1700 nm range, eliminating probe changes and recalibration.

A surgical probe integrates a camera with an ablation element to deliver precise energy.

Dual-vapor bubble generation displaces liquid medium to deliver optical energy directly to target tissue, reducing fiber burnback and endoscope wear.

A C-shaped sheath adapter adds lumens to endoscopes for precise fluid control during minimally invasive procedures.

Stacked substrates with a low-resistance grounded region fix potentials to stabilize pixel transistors and reduce random telegraph signal noise.

Bipolar electrodes in a hydrodissected pocket excise flat adenomas while limiting thermal damage to surrounding tissue.

A sensing system uses selection coils to determine tag location and interrogation coils to detect orientation via AC magnetic fields.

A fluid connector uses a flexible bushing to establish a leak-proof seal on endoscope ports.

A medical overtube uses a pulley system to distribute wire tension evenly, resolving shape stability versus ease of operation contradictions.

An endoscope apparatus calculates a scaling factor from treatment instrument fluorescence to estimate actual lesion size.

A medical observation system generates a three-dimensional map of the surgical field to estimate region-of-interest positions for stable magnification.

An axially movable electrode switches between surface ablation and cutting modes, eliminating tool exchanges during arthroscopic procedures.

A treatment tool generator calculates tissue thickness to adjust power supply and grasping force.

An endoscopic visualization system integrates multiple electromagnetic radiation sources within a single device to reduce cable clutter.

Segmented tube and closing member align forceps channels to reduce insertion diameter while maintaining air-tightness.

Radial slits in the resilient cap member accommodate guidewires while maintaining a fluid-tight seal around the main endoscopic instrument.

A medical arm system constrains an endoscope within a virtual wall defined by patient anatomy.

Switchable dichroic mirrors route near-infrared and visible fluorescence to separate sensors, eliminating multiple dedicated camera heads.

A hollow coil inner tube transmits rotational torque to the basket part, preventing impaction in meandering lumens during calculus capture.

A light source control device manages excitation light emission during pixel readout to boost fluorescence image brightness.

A medical device handle integrates a plunger and spring mechanism to control an end effector through a working channel.

A surgical tool with a compound curve navigates the spinal canal to position its distal tip precisely.

Segmented nephroscope merges visualization and lithotripsy to reduce procedure time and sterilization costs.

Single color image sensor captures reflected visible light and fluorescence emissions simultaneously for real-time display.

A lens barrel manufacturing method uses dual holding sections to align and insert planar-convex lenses.

A modular medical imaging system uses a central control module to manage power states across multiple input modules for seamless camera integration.

A mechanical extender bridges the surgeon's finger and surgical site, expanding reach without compromising dexterity or patient safety.

Segmented barrel walls form resilient blades that depress to secure rod lenses, reducing manufacturing complexity while maintaining stable optical alignment.

Magnetic extension portions tow clips to align large perforations, reducing external surgical complexity and operation time.

A video encoder adjusts encoding parameters based on surgical state changes to deliver high-fidelity streams.

A phototherapy planning device visualizes rod-shaped member placement and light propagation regions using cross-sectional imaging.

A medical fastening mechanism uses a pivoting coupler arm to attach a stapler to an endoscope shaft.

An optical shape sensing catheter tracks instrument geometry to generate detailed volumetric maps of interluminal structures.

Segmented grooves and nested threads reduce cap volume while maintaining displacing force for clip removal.

A spiral flexible printed circuit board connects the cable to the moving electrode, preventing tangling and short circuits during repeated rotation.

Electrode instrument positioned outside irrigation tube creates laminar fluid flow, eliminating turbulence that obstructs surgical site visibility.

An expandable tubular base secures operative elements to endoscopes without damaging the device, resolving attachment reliability versus reusability.

Uses condensable vapor to heat lung tissue, avoiding cell proliferation that closes openings.

A microwave surgical instrument uses a hollow central conductor to transmit energy while providing internal fluid channels.

An endoscope system adjusts illumination gain to suppress halation from aiming lasers.

A universal catheter shaft integrates an asymmetric tip positioning magnet for precise magnetic navigation.

A nested access port slides along the imaging wire to deliver treatment tools, resolving insertion difficulties in narrowed ducts.

Segmented illumination sources activate sequentially to suppress glint and preserve color information during colposcopic examination.

Guiding members decouple sliding motion from radial positioning, reducing friction while maintaining neutral line distance for accurate orientation.

Dual drive mechanisms rotate the endoscope and adjust operating elements to eliminate manual holding, reducing operator fatigue and preventing image blurring.

An elastic connector links angled and parallel engagement members to retract tissue, reducing procedure time and improving visualization margins.

A control system calculates a circular arc path for an angled surgical endoscope tip to maintain precise positioning during depth adjustments.