Endoscopes TRIZ Cases

Imaging optics magnify the LED emitter to reduce beam angle, resolving size conflicts in medical optical observation devices.

A laser-based illumination device uses a diffusion sheet to homogenize light for endoscopic imaging.

A reflecting member redirects scattered light toward the fiber bundle incident region, resolving poor light guide efficiency caused by unused LED emission.

Translating diffuser ensures uniform refrigerant distribution across large lesion areas by axially moving within the expandable balloon.

Different material relay rods compensate dispersion and reduce wavefront error across the 460 nm to 850 nm wavelength range.

A tissue joining device moves protruding and receiving sections along its longitudinal axis to bring targeted tissue portions into contact.

Glass beads mixed into the adhesive suppress flow into the fluorescent body area, preventing moisture damage and maintaining illumination intensity.

Bendable rod-shaped manipulators retract organs to widen the operative field and avoid physical interference during surgery.

A laser lithotripsy guide system uses prongs to secure the stone and a mounting assembly to limit axial fiber movement.

Flexible disposable cover with universal adapter ensures secure fit and proper lens alignment across diverse surgical imaging devices.

A sealing balloon with deflectable fins shifts between deflated and inflated states to form a passive seal within the cervical canal.

A sheath device incorporates an elastic valve assembly to expand its lumen and capture stone fragments.

Segmentation separates the pipe rotation mechanism from the operating wire movement, eliminating operation interruption during continuous procedures.

An angled shaft and adjustable clamped handle reduce slippage risk during precise pressure application.

Endoscopic cauterization forms an incomplete stenosis via mucosal scarring, addressing limitations of invasive surgical procedures and long-term medication.

A shadow mask generates unique patterns for a single image sensor to calculate rigid body angles.

Spatially separated magnetic moments generate independent torques, enabling navigation in forbidden planes while fiber optics eliminate rf heating.

Data eyeglasses identify instruments via camera and display cleaning steps, eliminating manual leaflet handling.

Spacing the plasma target from the light guide protects the optical fiber from damage while converting laser energy into mechanical pressure waves.

Integrates a distal image capturing device with an electrosurgical radiating element within a single instrument shaft to enable simultaneous visualization and tissue treatment.

An elongated tube equipped with multiple cameras and a wireless module transmits synchronized video without external cables, improving portability.

A lead body with short monopolar branches and porous anchors enables secure tissue fixation for laparoscopic gastroesophageal junction implantation.

A separate locking disc prevents steering wire cutting into the polymer bending section by distributing mechanical stress through dedicated threading openings.

A flexible medical electrode assembly draws patient tissue into intimate contact using a vacuum system.

A segmented endoscopic instrument uses a rigid main pressure rod to mechanically transmit force between hinged portions for precise distal control.

Suction apertures stabilize the device on beating heart tissue, resolving positioning challenges during minimally invasive pulmonary vein ablation.

A hand-holdable steering mechanism uses two independent actuators to move a steerable member along orthogonal planes.

An expandable ablation member housed within a sheath radially expands to deliver radiofrequency energy to nasal tissue.

Relocating cable binding units from the rotation axis to the support arm prevents interference and maintains compact microscope size.

A dual mode control system for robotic surgery uses proximity sensors to adjust operational precision during tissue manipulation.

A rigid support foot anchors the instrument against internal organs, allowing actuators to move the tool precisely while compensating for physiological motion.

A medical handle uses a non-conductive base body and blind holes to mount optical semiconductor components without synthetic resin encapsulation.

Controlling the inner surface roughness of a hollow electrode prevents tissue adhesion and conduit clogging during high-frequency treatment.

A control device selects medical images based on sensor-detected position and attitude data.

A measuring head uses an adjustable aperture diaphragm to control numerical aperture for optical inspection and measurement.

A bipolar forceps measures tissue impedance to identify type and condition.

A frequency-tunable intraluminal ultrasound transducer array switches between imaging and therapeutic modes using distinct electrical signals.

An aperture diaphragm blocks peripheral light from solid-state sources to correct intensity degradation caused by optical path length variations.

Insulated bifurcated snare concentrates radiofrequency current to remove lesions while preventing thermal damage to the organ wall.

A holder records joint angles to automatically reproduce reverse trajectories for precise endoscope positioning.

Segmenting the capture tool and housing reduces procedure time while minimizing tissue injury during endoscopic retrieval.

A porous fluid suppression member absorbs scattered body fluids at the endoscope forceps valve inlet, preventing leakage through slit gaps during tool removal.

An endoscope treatment tool moves a high-frequency incision electrode orthogonally to the device axis for precise tissue targeting.

A catheter alignment assembly uses camera-based micrometer adjustments to position optical fibers relative to laser beams.

A surgical illuminator uses a releasable anchor element to position light in the operative field.

Hyperextendable jaws and flush ports resolve compact design cleaning contradictions.

A surgical robot calculates relative instrument position to maintain operator visibility during endoscopic procedures.

Controlled vapor delivery targets epithelial layers while excluding smooth muscle, preventing inflammation and further obstruction.

A medical retrieval sheath emits a visual pattern of its lumen cross-section, eliminating trial and error when determining if concretions fit for safe removal.