Surgery TRIZ Cases

A medical image management system captures moving pictures and adds indices based on surgeon physiological data.

Mixed rod lens types compensate longitudinal and transversal chromatic aberrations, resolving the trade-off between imaging quality and device complexity.

Ferrite beads absorb radiofrequency energy along implantable device leads to mitigate thermal risks during MRI procedures.

A hermetically sealed optics chamber uses a movable focus driver and flexible seal member to adjust lens position without breaking the vacuum.

A dynamic aspiration catheter reshapes its tip via pull wires to navigate tortuous vessels safely while optimizing suction efficiency for clot removal.

Curved attachment with universal joints transfers drive around femoral obstructions, enabling minimal incision acetabular reaming.

A reference surface with wavelength-dependent optical properties enables imaging devices to identify correct illumination and observation filter combinations.

A tissue retractor uses two-way overrunning clutches to enable infinite arm adjustment with zero backlash.

Segmented control interfaces and magnetic actuation resolve ergonomic difficulties when managing multiple endoscope functions simultaneously.

Automatic switching resolves cable entanglement and battery limits by maintaining image quality during transitions.

An injection-molded articulation joint uses segmented hinges and cable guides to enable flexible bending in medical devices.

A biometric sensing apparatus uses thermal conduction to stimulate sweat production and a wicking structure to transport fluid to remote sensors.

Endoscope system measures observation distance using hemoglobin-absorbed signal light and image sensor frequency analysis.

Integrated tube segments and laser-cut steering wires minimize uncontrollable tip deflection during navigation.

Magnesium alloy with controlled zinc and calcium content improves corrosion resistance against premature degradation in physiological environments.

Segmented chambers isolate concentrated formalin until piercing, preventing operator exposure while ensuring complete sample immersion.

Piezoelectric transducer element converts electrical power into ultrasonic vibrations transmitted through an acoustic waveguide to a surgical blade.

Controlled compression establishes mechanical strength gradients in atelocollagen scaffolds, resolving instability without reducing volume.

A dual-motor endoscope propulsion system monitors rotational speed differences to identify wire degradation and trigger motor control.

A random multigraft copolymer features a rubbery backbone with glassy side chains attached at randomly spaced branch points.

Inflated expandable member prevents medication flow down the throat while illumination device enables accurate localization of the sphenopalatine ganglion.

Electrospun hyaluronic acid benzyl ester fibers achieve sub-micron diameters through optimized solvent systems and polymer blending.

Segmented umbilicus cable reduces cross-contamination and waste by keeping reusable components outside the sterile barrier.

An endoscope system interlocks optical and electronic zoom functions to simplify user operation.

A drive control unit sequences temperature adjustment units to reduce power consumption in light source apparatuses.

Liposome coatings on an in-vivo capsule react with antigens to modify optical properties, enabling early detection of gastrointestinal pathologies.

A gadolinium-filled imaging marker displays a letter-shaped cavity to illuminate during magnetic resonance scans.

A magnetic resonance imaging apparatus predicts pixel values to select initial quantitative value candidates for localized optimization.

An insulating frame and static-protective member prevent fogging and condensation on observation windows by maintaining thermal stability.

Low-temperature soldering prevents autoclave steam damage while eliminating metal film layers to reduce manufacturing costs.

Asymmetric web lattice wedges prevent needle kinking under transverse loads while maintaining static strength for reliable drug delivery.

A portable tongue scraper assembly uses a pivot mechanism to deploy the cleaning element from a compact housing.

A modular control box translates physical protocols between disparate eye examination devices to enable seamless communication across manufacturers.

Segmenting the drive mechanism isolates contamination risks while periodic cooling cycles preserve osteoinductive properties during bone powder production.

Chamfered V-shaped notches on a rectangular plate engage ticks without squeezing, preventing bacterial release and skin pain during extraction.

Pleating apparatus compresses the colon lumen wall, reducing skill requirements and improving success rates during endoscopic procedures.

Subtracting adjacent depth information removes fixed pattern noise from frequency domain optical coherence tomography images despite light source fluctuations.

Segmenting scalp regions into projected and volumetric models reduces computational load while maintaining realistic visualization accuracy.

A processing apparatus generates corrected image signals by switching illumination light ratios to enhance color differentiation in endoscopic views.

Illumination-light filter with wavelength-dependent transmittance guides simultaneous white and excitation light onto specimens for fluorescence imaging.

A removable camera module houses the light source assembly and lens within a detachable housing connected to a circuit board base.

A bendable bone perforator with repositionable teeth creates osteotomy paths via hammering, preserving bone material during hip replacement surgery.

A computer system displays visual indicators of scan progress and count rate information to manage medical imaging operations.

Portable monitoring devices transmit physiological data wirelessly to a central transmission unit for remote computer access.

Transverse blades in a hollow cylindrical housing resize fat particles via an axial liquid pathway, preserving the stromal vascular fraction for injection.

A medical catheter uses bump tubing with a tapered profile to create a gradual flexibility transition toward the distal tip.

A wearable uroflowmeter captures urine via a funnel and directs it through a fluid channel to sensors that detect flow characteristics.

A pliable implantable device expands radially above a threshold pressure to prevent reflux while accommodating physiological food passage.