Surgical Navigation Systems TRIZ Cases

Optical tracking of patient-specific and validation trackers registers bone surfaces to validate alterations without invasive pinning that risks fractures.

Computer-generated auxiliary view displays joint positions and orientations of articulatable instruments extending from a medical robotic entry guide.

Reference markers identify the reconstruction launch point within a coordinate system for optical shape sensing.

Segmented clamping members collapse for insertion through small incisions and deploy spiked grips to anchor the device securely in low-density bone.

Segmentation and intermediary principles enable autonomous localization when line of sight blockage disrupts primary electromagnetic tracking.

A UWB chip-level module tracks surgical instruments using TDOA and Chan algorithms for real-time spatial positioning.

Segmented localizing devices extend electromagnetic tracking range while minimizing metal interference to improve surgical accuracy.

Integrates surveillance markers with pedicle screws to eliminate extra incisions and radiation exposure during navigation.

A C-arm X-ray apparatus integrates a laser tube and positioning module to project calibration patterns for surgical guidance.

Electrophysiology system replaces fluoroscopy with conductance maps, eliminating contrast agents and radiation exposure.

A machine learning model compensates for environmental distortion by analyzing inductance measurements, improving medical device tracking precision.

Visual feedback guides uniform abdominal pressure application, reducing intestinal looping and procedure time.

An automatic analysis algorithm identifies candidate slow-conduction gaps using electrophysiological map data and activation wave velocity vectors.

A magnetic transducer in a probe detects field changes from a sheath structure to estimate relative position, resolving visibility constraints during insertion.

Asymmetric radiopaque markers on irrigated catheter electrodes resolve 2D fluoroscopy ambiguity, enabling selective activation to minimize energy application.

Processor infers electrode touch quality by correlating contact force with impedance measurements, resolving insufficient proximity indication accuracy.

Magnetic field sensors localize orthopedic implant landmarks for precise surgical targeting.

A registration fixture with tracking rings mounts directly to the fluoroscope to co-register medical images with a three-dimensional tracking space.

Segmented x-ray source array expands imaging volume while reducing equipment size and data acquisition complexity.