Surgical Navigation Systems TRIZ Cases

Radio-dense sub-geometries in the reference body enable optical tracking, reducing radiation exposure and surgery duration.

Computer systems generate conversion models between image and operating spaces using CT coordinates, maintaining precise spinal tracking during posture changes.

Segmented instrument connectors enable versatile tool interchangeability on motorized handles without compromising connection stability or navigation accuracy.

Inclination sensors track patient orientation relative to gravity, enabling a computer model to predict tissue displacement and maintain navigation accuracy.

An inertial measurement unit detects attachment base movement in a patient reference device to generate an alarm signal.

Inflatable balloon displaces obstructing tissue to clear the endoscopic lens, enabling access to narrow anatomical passages without dissection.

Bone markers create a 3D coordinate system that guides virtual resection and precise implant fitting, eliminating manual adjustments.

Segmented MRI apparatus with adjustable antenna support provides unobstructed surgical access and real-time imaging feedback.

A verification device uses inertial sensors to determine femoral and tibial mechanical axes for precise hip-knee-ankle angle calculation.

A surgical navigation system warps a reference bone model using predefined points to generate an accurate three-dimensional image.

System corrects pre-operative image misalignment with patient anatomy by tracking fiduciary markers, improving surgical instrument placement accuracy.

A light diverter redirects visible light to a camera while allowing radiation to reach a sensor.

Gravity sensors detect endoscope orientation changes and processor rotates the displayed image to maintain stable upright view during navigation.

A conductance guidewire system uses excitation and detection electrodes to generate an electric field for real-time catheter tip tracking.

Tracking devices transmit location data to a receiver, enabling real-time adjustment of bone fragment positions against the correction plan.

A reusable handle with a position sensor estimates disposable ENT tool location via processor signals.

Dynamic face switching enables uniform markers in surgical navigation, resolving the trade-off between tracking accuracy and device size constraints.

A deformable catheter tip uses fiber-optic sensors to detect structural changes for precise force measurement.

Planning method determines screw trajectories within apertures to eliminate cement fatigue risks while ensuring long-term mechanical stability.

Dual-surface markers on an image guide maintain sensor alignment during spinal procedures, eliminating frequent re-orientation.

Automated landmark identification resolves positioning accuracy issues caused by individual anatomical variations, ensuring stable joint motion.

A navigation system calculates treatment element surface geometry to estimate contact likelihood with anatomical features.

Automated imaging systems track medical objects to reduce operator stress and radiation exposure during interventional procedures.

A surgical navigation system detects probe pose to determine virtual implant placement and adjusts the model in real time.

Integrating an LED array into the tracking sensor merges visual feedback with detection to resolve attention division during catheter placement.

A motorized X-ray system determines trajectory using radiopaque fiducials on a phantom for precise positioning.

Conductive coils on an expandable balloon detect magnetic fields to estimate spatial configuration.

Segmented marker cores with integrated reflective layers eliminate manual coating wrinkles and microbiological contamination risks.

Automated positioning system compensates for anatomical movement during surgery by synchronizing device placement with physiological rhythms.

A surgical navigation apparatus integrates a laser emitter and three-dimensional position measuring means into a single rigid body.

A planning method for hip prosthesis cups uses anterior acetabular rim points to determine optimal cup orientation and position.

A robotic surgical system uses machine learning to identify procedural steps and deliver targeted visual cues directly to the surgeon.

Stationary medical instrument rail system guides tools while the patient table moves into position.

Navigation system tracks movable anatomical regions relative to fixed patient areas using embedded sensors, maintaining submillimeter accuracy during surgery.

A neuronavigation registration fixture integrates tracking markers to determine spatial coordinates for robotic trajectory guidance.

Multi-vertebra trackers register with image coordinates to resolve tracking accuracy loss from patient movement.

Embedded fiducial markers on a patient-specific bone jig allow depth cameras to determine bone pose, reducing manual point sampling time.

Eight diagnostic rings enable three-dimensional electroanatomical mapping without X-radiation, resolving visibility and navigation constraints.

Catheter electrodes measure tissue impedance to provide real-time feedback on distal tip proximity during vascular advancement.

A surgical system uses 3D motion sensors and RFID tags to track procedural objects and personnel in real time.

A smart port splitter prioritizes position signals from active medical instruments to a tracking system.

Optical coupler aligns fiber cores to channels via calibration data reassignment, removing keyed connector complexity.

A decorticating system uses a non-circular cutter to prepare bone surfaces, preventing implant rotation and loosening under torsional forces.

Automated fluoroscope calibration system calculates intrinsic parameters using reference marker images.

A control system displays anatomical images and directs catheter movement using scope orientation data.

A dental light irradiation device uses sensing means to detect position changes and an indicator system for physical feedback.

A visible light projection device detects non-visible light emission to guide operator color selection for accurate region targeting.

Catheter electrodes measure local electric fields to identify anatomical landmarks for three-dimensional visualization.