Bone Drill Guides TRIZ Cases

Universal monolithic patellar plates eliminate wire tension and custom fitting by using detachable tabs for secure screw attachment.

A surgical drill features a non-cutting protection tip smaller than the cutting section to guide bone removal.

A pulling adaptor with a bent lug engages depressed bone fragments to enable stable fracture recovery through minimally invasive incisions.

An anatomic femoral guide template with offset apertures positions bone tunnels for anterior cruciate ligament reconstruction.

A polyaxial locking assembly uses a cam profile bushing to secure a screw at multiple angles.

Gear-driven rotation of the holder and target body maintains angular alignment between guide channels and through-holes, reducing surgical space requirements.

Inter-engageable guide formations position the milling surface to remove femoral condyle bone while a guard projection prevents tibial contact.

Pre-assembled guides on the bone plate allow precise in-situ bending and trimming, eliminating trial-and-error adjustments during hand fracture surgery.

A radiodense guide tube directs a pin through the fibula into the tibia, resolving manual alignment errors during distal tibiofibular joint fixation.

A lateral light-emitting device scatters and modulates light through a transparent window to illuminate screw hole locations.

Positioning guide with occlusal splint aligns osteotomized segments, eliminating Centric Relation errors.

Segmented bone cutting guides enable precise bone exposure through small incisions, reducing scarring while maintaining surgical access.

A drill and rasp apparatus uses a shared guide to direct translational movement for precise bone cavity preparation.

A cam mechanism converts rotary input to reciprocating cutter motion.

Patient-specific spinal guide uses segmented contact members to achieve stable coupling with vertebrae.

A drill guide uses a transverse channel to secure a tubular sleeve for precise bone alignment.

A surgical tool integrates a protective shroud and alignment feature to connect cutting instruments while maintaining precise orientation.

A drill guide assembly links a drill sleeve to an alignment bar for precise surgical instrument positioning.

A reciprocating drill guide defines a collection chamber to evacuate debris from the drilling site.

A curved guide member interfaces with the femoral canal to align the osteotome using internal bone geometry.

A microfracture pick with an arcuate arm and retractable tip creates precise holes in the femoral head to stimulate cartilage repair.

A peripheral peg drill component uses a belt and pulley system to rotate multiple bits simultaneously for precise hole placement.

Radial serrated blades increase removal efficiency and reduce procedural time while maintaining balanced mass distribution to prevent wobble.

A segmented drilling mask uses a detachable lateral guide portion to align transpedicular screws within the pedicle.

A calcaneal targeting guide aligns fixation screws into dense bone using elongated openings.

Segmented joints bend the guide to reach femoral head surfaces, enabling precise wire placement in arthroscopic procedures.

Bone fixation plate featuring angled screw holes and a central window for direct fracture visualization during surgical implantation.

A plate bender secures bone plates with tubular drill guides to enable precise surgical bending, resolving low torsional rigidity in fusion systems.

A glenoid anchor guide uses a pivotally attached rim engagement member to align the elongated tube for precise suture anchor placement.

Segmented clamps with flexible snap-fit structures provide stable bone attachment for precise instrument guidance despite limited anchoring regions.

Oblique screw housings within the plate body mediate compression forces while preventing hardware collision at bone fracture interfaces.

Offset guide and locking sleeve orient instruments in bone, preventing edge fracture during minimally invasive procedures.

Segmented guide blocks and dynamic locking tips resolve the trade-off between drilling accuracy and device complexity.

A bone preparation system uses a pivoting cutting instrument guided by a patient-specific element to create complex metaphyseal geometries.

A frustoconical drill guide combines zero-degree and variable-angle openings into one device.

Varying wall thickness and a martensitic Nitinol drill resolve the trade-off between anatomical accuracy and structural rigidity in curved surgical guides.

Versatile screw holes in bone plates accommodate locking and non-locking screws, reducing perforations while maintaining structural strength.

A proximal humeral plate assembly uses a window and coupler to guide tools for filling bone voids.

A sternal bridge uses U-shaped notches and through holes to suture the device securely onto the chest wall.

A separable surgical guide instrument features a movable distal end that transitions between closed and open positions to facilitate precise bone anchor alignment.

A shape memory bone plate uses an insertion tool to hold the implant in a temporary configuration for secure screw fixation.

A humeral surgical guide enables precise bone preparation through a transhumeral approach.

A guide pin piercing jig positions multiple parallel pins to form bone tunnels with rectangular or elliptical openings.

Disposable targeting guides reduce manufacturing costs by eliminating precise tolerances while maintaining alignment accuracy for bone-anchor fixation holes.

A cannulated multiple-barreled drill guide aligns pilot holes using a shared guide pin to position hook plates accurately.

Adjustable bridge arms resolve the versatility-complexity trade-off by enabling universal tool compatibility without manual stabilization.

A multi-arm retractor assembly secures surgical retractors to reduce assistant count and improve surgeon mobility during anterior hip replacement.

Segmented hook plates conform to distal radius contours to secure small terminal fragments without pre-drilling pilot holes.