Endoscopes TRIZ Cases

A detachable bending medical device mounts on a linearly moving stage for seamless manual and robotic insertion transitions.

An optical fibre scanner drives a light transmitter at its first overtone resonance frequency, reducing scan distortion and external vibration sensitivity.

Stacked links with tapered front faces and wedge-shaped rear recesses prevent shaft twisting under torque, ensuring planar bending for precise navigation.

An autonomous thrombus removal device uses real-time camera feedback to guide scraper blades, eliminating bleeding risks from anticoagulants.

Rolling a flexible PCB into a Swiss roll creates orthogonal coils, reducing manufacturing cost and complexity for magnetic tracking systems.

Segmented insulating element expands inside diameter for larger cutting loop while maintaining thicker wall thickness for reliable containment.

A medical system control device segments power management into two units, allowing immediate restoration of essential devices and reducing restart downtime.

Segmented catheter design with a rigid distal guide ring and flexible proximal section minimizes tensile loads on internal wiring during navigation.

An adjustable catheter modifies rigidity using spiral-cut hypotubes and inflatable structures to balance strength and flexibility during procedures.

Silane coupling primer bonds metal base to naphthalene polyester cover, preventing peeling during ozone sterilization.

Segmentation divides the reusable cap from a disposable magnetic body, preventing tissue irritation during removal.

Segmented radioactive seeds and rotating MRI-compatible shields conform dose to irregular tumor shapes while shielding organs at risk.

A collapsible sheath houses a laser fiber in a separate lumen alongside an endoscope shaft to enable independent instrument manipulation.

A light source device for endoscopes uses a glass rod to align optical fiber bundles and condense excitation laser light.

A cold plasma generating system delivers controlled ionized gas to biological tissue via an elongated member.

Optical sampling device detects blood in gastrointestinal fluids using multi-wavelength illumination and light detection.

A manipulation mechanism uses convex and groove portions to guide an oscillating body along a stable locus for precise surgical control.

A spherical enclosure with a highly reflecting diffuse inner coated surface uniformly illuminates tools using pulsed UV light for rapid sterilization.

An endoscopic tissue resection device integrates an electric motor and feeding system directly within the handpiece to drive internal tubular element rotation.

Sliding the imaging probe opens a working lumen, enabling simultaneous suction and irrigation during material removal.

An orienting tip guides engagement members into correct positions, resolving visualization obstructions during endoscopic dissection.

Magnetic attachment of a laparoscopic camera to an instrument sleeve reduces abdominal access ports and minimizes patient recovery time.

A surgical stapling instrument adjusts staple formation depth through a variable anvil system that responds to firing force magnitude.

Nesting the clamp member inside the actuation sled channel minimizes proximal dead space, reducing overall tool assembly length to improve endoscopic access.

Homogeneous radioactive grain dispersion in a porous matrix overcomes self-absorption bottlenecks, extending shelf life and improving imaging accuracy.

A handheld surgical tool with a selectively deployable probe and blade enables precise cutting of targeted anatomical structures.

A removable valve assembly connects and separates suction passageways in surgical handpieces to enable direct access for thorough cleaning.

A medical photonic needle uses a 30 to 35 degree bevel angle on its optical fiber tip.

A remote manipulator system uses motor-driven actuators and manually movable control elements to move endoscope apparatuses.

Rotatable spool translates with actuation to control pull wire angle, reducing friction and improving ergonomics.

Shaft-mounted temperature sensors monitor cavity conditions to identify perforations in real time, replacing pre-procedure pressure checks.

Automated logic controller modulates irrigation fluid flow based on real-time sensor data, preventing tissue adhesion while minimizing fluid consumption.

Disposable cleaning sheath removes contaminants from laparoscope lenses during surgery, eliminating procedure interruptions caused by ex-vivo cleaning.

A cap assembly with a channel and engagement feature guides snare loops during endoscopic procedures.

A master-slave system rotates a monitor image to align the displayed treatment tool position with the physical handle orientation.

An arrow mark on the capsule body indicates the required magnet orientation, resolving alignment difficulties during reed switch activation.

A self-expanding end effector grasps and secures tissue within a large channel for direct extraction through the urethra.

Segmented rigid bodies align into a stiffened guide, enabling multi-instrument triangulation and reducing complications from multiple access points.

A treatment tool uses a fixed blade and suction to extract tissue pieces during prostate surgery.

Downward angled cutting surface and radiused upper end allow direct visualization of the cutting tool during uniportal trigger finger release surgery.

A rotatable knob drives a crank assembly to translate a slider, tensioning a control wire that deflects the tool tip for precise steering.

Pressurized gas creates a submucosal bleb to lift mucosal tissue, preventing perforation of the muscularis propria during resection.

An asymmetric bayonet fitting structure constrains axial displacement and rotation of the electrode while a sealing plug prevents electrolyte leakage.

A percutaneous connector couples to an in-vivo instrument for precise magnetic navigation within a body cavity.

Grating columns project periodic fringe patterns to resolve the trade-off between high-precision 3D mapping and complex processing requirements.

A protruding third surface between the nozzle and forceps port minimizes residual cleaning water, suppressing reflection in the observation image.

A magnetic capsule endoscope control device determines a safe operating range to guide precise movement through magnetic attraction.

Segmenting illumination, optical, and tissue models compensates for body lumen variations to improve measurement precision.

Segmenting sterile and non-sterile zones via a disposable lock reduces sterilization validation complexity while maintaining contamination prevention.

Peristaltic pumps maintain intrauterine pressure during high-speed tissue resection, preventing fluid instability.