Surgical Navigation Systems TRIZ Cases

Real-time head-relative position feedback guides TMS coil alignment toward the maximal induced electric field for more accurate, consistent treatment.

A segmented support member cuts precious metal use in irrigated catheter tip electrodes while preserving electrical connection, irrigation, and sensing.

A phased array with a ferromagnetic layer and impedance matching tracks implanted tumor markers in real time while reducing EM exposure.

Adaptive beamforming and impedance matching locate implanted tumor markers in real time while reducing EM exposure and signal loss.

A two-part connector pierces a surgical drape to pass electrical signals while preserving the sterile field and secure alignment.

Separate lumen routing shields multi-electrode catheter cables from interference while preserving shaft flexibility and vessel navigation.

Preformatted orthogonal coil groups improve localizer build consistency, cutting calibration time while preserving tracking precision.

Phase-shifted single-frequency switched-mode power cuts intermodulation distortion, heat, and generator size in multi-electrode ablation.

Electromagnetic coils embedded in surgical instruments enable precise navigation while minimizing added size for minimally invasive procedures.

A circumferential core recess routes sensor lines to absorb pulling forces, protecting EM tracking accuracy in surgical instruments.

Orthogonal switching codes let implanted reflector tags be separated and located simultaneously for more precise 3D lesion guidance.

Adaptive impedance matching and a ferromagnetic layer help phased arrays localize tumor markers accurately with lower patient EM exposure.

Optical fiber oximetry and reflected-light sensing locate catheter tips in vasculature without fluoroscopy, reducing radiation and tracking interference.

Orthogonal code switching lets multiple implanted reflector markers be identified and located simultaneously for accurate 3D lesion guidance.

A tapered, smooth-walled magnetizer housing and disposable barrier help magnetize medical devices while preserving sterility and easing cleaning.

Multi-directional magnetic flux detection tracks endoscope insertion length and orientation with high accuracy and low sensitivity to external fields.

Light-triggered orthogonal switching separates signals from multiple implanted reflectors, enabling simultaneous 3D lesion localization during surgery.

Real-time magnetic tag tracking guides tissue localization during surgery, reducing imaging steps, procedure time, and patient discomfort.

A fastening element uses surgical robot LEDs to secure sterile cover film while reducing reflection-driven tracking errors and covering complexity.

Marker positions are corrected to match the true point of interest, allowing out-of-tolerance navigated instruments to be reworked instead of discarded.

A co-manipulation robot arm switches modes to position standard laparoscopic instruments precisely while reducing OR space and manual repositioning.

Modular cascade tubes use protrusions, slots, sleeves, and positioning balls to adjust length and keep surgical navigation connections stable.

A motorized telescoping nose and optical tracking keep the surgical working end within predefined boundaries for precise control.

A spring-biased ramp lock replaces screw tightening to give navigation trackers fast, play-free alignment and pre-calibrated positioning.

Optical depth sensing and mode-switching control let a co-manipulation robot arm hold standard laparoscopic tools with precise positioning and collision avoidance.

An elastic quick-release coupling joins surgical navigation cascade tubes for faster length changes, stable locking, and fewer positioning errors.

A co-manipulation robot arm uses impedance control and mode switching to hold and reposition laparoscopic instruments with stable, precise handling.

Optical depth sensing and mode-switching robot arms help surgeons position standard laparoscopic tools precisely while avoiding collisions.

A lead-screw carriage and motorized telescoping nose improve linear translation precision for accurate surgical accessory positioning.

A truss-and-gimbal support structure expands from a small axial package to prevent flexible instrument bending and buckling during insertion.

Integrated rod and tool markings enable real-time bending feedback without separate trackers, improving sterility, handling, and shape accuracy.

A lead-screw carriage and telescoping nose mechanism add precise linear motion, improving surgical tool position and orientation control.

A disposable coupler and mode-switching robot arm let surgeons position standard laparoscopic tools precisely while maintaining sterility.

Reconfigurable GUI panels organize endoscopic views and software data in robotic surgery, reducing information overload during procedures.

Mode switching and impedance control let surgeons position standard laparoscopic instruments precisely with stable robotic assistance.

Metal-filled thermal vias in an ablation catheter tip move heat to the irrigated interior, improving cooling and reducing coagulum risk.

Impedance-controlled mode switching lets surgeons reposition standard laparoscopic tools directly while the arm holds position and avoids collisions.

A disposable coupler and mode-switching robot arm let surgeons position standard laparoscopic instruments precisely while preserving sterility.

A co-manipulation robot arm uses impedance control and mode switching to hold standard laparoscopic instruments with stable positioning and fewer assistants.

A folded nitinol coil sensor tracks distal tip displacement to verify catheter tissue contact force for more consistent cardiac ablation.

Dynamic impedance and automatic mode switching help hold laparoscopic instruments precisely while reducing manual repositioning and collisions.

A spring-loaded adapter switches from insertion to clamping state to securely mount medical tools with adjustable position detection.

By coordinating image cropping with endoscope arm motion, this case expands laparoscopic imaging range while keeping treatment tools in view.

Planar nitinol springs are cut and shape-set into compact catheter force sensors, avoiding welded tube springs and enabling mass production.

Infrared markers and optical cameras maintain real-time instrument tracking for precise interbody fusion device placement without fluoroscopy.

Bezier curve control points estimate electrode positions on flexible catheter splines, improving electro-anatomical heart mapping during ablation.

Fiber optic shape sensing lets robotic catheters compare actual and desired curvature, improving navigation accuracy in constrained anatomy.

Using body-transmissive light through a tube light guide, this case confirms stomach placement accurately without gastric juice sensing or air-pressure control.

Rotating helical clamp members secure bone with less tissue damage while radiolucent construction reduces intraoperative imaging artifacts.

A robotic positioning system detects catheter deviation and applies correction commands to improve vascular placement while reducing X-ray exposure.

Opposite-phase cancellation removes force-sensor magnetic interference so a deflectable catheter tip can keep accurate tilt and position sensing.

Factory-set tracker alignment in a detachable endoscope interface improves motion capture accuracy, cuts recalibration, and supports autoclaving.

Orthogonal code switching lets multiple implanted reflector markers be identified and located simultaneously, improving stable 3D lesion localization.

Combining impedance, magnetic, and ultrasound localization recalibrates catheter position tracking as body conditions change.

Position sensors and markers let an articulated microscope refocus automatically after repositioning, cutting manual adjustment time.

Implanted reflector markers use orthogonal switching and synchronized probing to localize lesions in 3D while reducing healthy tissue removal.

A marker-based 3D overlay guides dental instrument entry points and paths in the microscope view, improving precision and setup efficiency.

Ordered sensor path records align a medical instrument with an anatomical passageway model, improving virtual navigation accuracy in narrow lung pathways.

Predefined marker orientations and angle indicators let surgeons re-attach the target during image-guided surgery without repeating registration.

Arc motion of the arm base expands surgical instrument reach to fit procedure and patient anatomy while maintaining precise positioning.

MRI image feedback replaces incompatible robot sensors to guide positioning instruments accurately inside high magnetic field environments.

Passive magnetic elements enable real-time 3D catheter shape tracking in vasculature without fluoroscopy or fragile optical fibers.

Multiple robotic-arm cameras track smaller patient markers to keep navigation accurate while reducing surgical interference and CT registration.