Surgical Navigation Systems TRIZ Cases

Electrical sensors on interventional devices generate feedback signals to determine real-time position, eliminating ionizing radiation exposure.

Patient-specific surgical templates derived from imaging data ensure accurate graft positioning, reducing failure rates caused by imprecise tunnel placement.

Dual inertial sensors separate movement acceleration from gravitational forces, enabling continuous tracking when optical markers face occlusion.

A rotatable tracking array on a surgical instrument enables precise position and orientation detection during robotic guided procedures.

Integrating supply lines and functional units within support arms reduces cable clutter, eliminating tripping hazards in the operating room.

A dental guidance system uses real-time optical feedback to highlight spatial deviation areas during manual tooth preparation.

Sensors detect magnetic field gradients from an embedded electromagnet to determine needle orientation, eliminating Earth's magnetic field interference.

Radio frequency positioning markers penetrate tissue and instruments to eliminate optical shielding errors during spine surgery navigation.

Segmented lumens physically separate wire subsets to maintain dielectric strength and prevent electrical breakdown during high-voltage ablation.

A robotic manipulator synchronizes an end effector with tracked bone poses to guide stem implant insertion along a planned trajectory.

A catheter deflection assembly with a load limiting mechanism controls tip force.

Apparatus selects optimal 2D angiographic views alongside live fluoroscopy images.

Segmenting collinear fiducial markers on surgical instruments calculates 3D orientation, reducing brain tissue trauma during minimally invasive procedures.

A magnetic sensor detects biomagnetic fields while tracking catheter position to generate a combined image for real-time display.

Spectral ratio analysis compensates for absorption spectrum variations to ensure accurate bend direction and magnitude determination.

Handheld surgical navigation tool replaces fluoroscopy with optical sensors to reduce radiation exposure while maintaining real-time positional accuracy.

A surgical navigation system uses non-invasive optical tracking to align image space with patient anatomy without invasive bone screws.

Dual sensor feedback compensates for wire looseness and friction in medical manipulator joints, enabling stable movement without increasing distal end diameter.

A tube positioning system uses reference sensors on the upper torso to track feeding tube insertion via electromagnetic field changes.

A computer-assisted surgical navigation system tracks prosthetic hip joint components using dynamic reference bodies.

A surgical instrument with a rotatable handle and image guide communicates real-time positioning data to a sensor.

Tracking markers on a surgical robot arm enable automated trajectory adjustment to resolve manual navigation bottlenecks in complex spinal procedures.

A data processing method estimates bias fields to correct tracking errors in spatial positioning systems.

An interbody implant features vertebral engaging surfaces with cavities designed to hold bone growth material detectable via medical imaging.

Infrared marker detection compares detected instrument geometry against stored models to verify calibration status and prevent surgical errors.

Dynamic virtual representation correlates live image orientation with hidden endoscope configuration, resolving viewing direction estimation challenges.

Extended adhesive bond joints shift failure modes from weak joints to stronger catheter shafts, resolving inner diameter inconsistencies.