Suture Equipments TRIZ Cases

Segmented screw shank design reduces torsion fracture risk by maintaining constant insertion torque, eliminating pilot drilling needs.

Deployable anchors extend radially from a bone screw body to engage the rigid cortical rim, addressing loosening risks in osteoporotic bone.

Suture shuttle techniques secure grafts to articulating bones, resolving instability and preserving joint function without arthroplasty.

Nested outer tubes and biasing elements enable controlled needle retraction, reducing unintended physician contact during laparoscopic procedures.

Pull wires deflect a flexible elongate shaft to navigate obstructed anatomical areas, replacing multiple rigid instruments and reducing procedural complexity.

Pre-compression of the biodegradable cartridge body ensures consistent staple formation while preventing malformation during surgical fastening procedures.

Plasma treatment deposits a functional layer on polyolefin medical devices, attaching biomolecules to reduce tissue adhesion and bacterial growth.

A cam follower rotates within an engagement arm opening to resolve the contradiction between secure locking and ease of removal in sternal clamps.

An actuated linear piercing member extends through the vaginal wall to anchor implants, resolving insufficient retention during pelvic floor surgery.

A tissue securing loop with a locking mechanism and tether adjusts to capture wound edges for precise approximation.

Segmented braided shafts transition between flexible and rigid states to maintain stable orientation for precise tissue manipulation.

Protruding thread structures on a braided suture mesh mechanically interlock with tissue to provide secure fixation while avoiding knotting complexity.

A mechanical probe verifies leaflet clamping within an artificial chordae tendineae implantation system.

Ethanol washing removes lipids from P4HB biomass before solvent extraction, reducing residual solvent content while maintaining molecular weight.

Aligned reinforcing fibers create anisotropic biocomposites that match cortical bone stiffness, enabling load-bearing orthopedic repair.

A suture anchor system with a tension relief mechanism maintains consistent suture tension during deployment.

Segmented mesh sling expands after insertion to prevent migration while reducing tissue disruption during minimally invasive surgery.

Metallic locking element supports bearing forces without play, reducing mechanical and thermal stresses on plastic housing parts.

Side-chain acrylic amino acids improve biocompatibility while maintaining polymer stability against biological degradation.

Tapered set screw expands the implant to anchor captured tissue in bone tunnels, preventing over-insertion damage.

Segmented handle and replaceable cartridge mechanisms enable precise anchor placement via catheter, reducing intraoperative trauma and recovery time.

A self-deploying hair implant anchor uses resilient leaves to mechanically grip scalp tissue upon insertion.

A tissue fixation device uses barbed segments to anchor surgical mesh without knots.

An E-shaped guiding element aligns nail grooves to enable simultaneous tissue suture and cutting, reducing infection risk from separate operations.

Inclined flanks distribute forces over a larger area, preventing material breakage and detachment of resorbable suture anchors under strong loads.

A soft tissue anchor delivery device deploys anchors with elongate legs and a tie to secure implants.

A compact cylindrical probe integrates semiconductor radiation detectors with readout electronics for high-resolution imaging.

Segmentation separates the reusable inserter from disposable anchors to reduce material waste while maintaining surgical precision.

Recessed suture eyelets on a bone plate enable flexible strand passage for soft tissue reattachment at the anatomical location where tissue was dissected.

A bone anchor system uses a two-bar locking assembly to secure sutures without manual knot tying.

Segmented guides create strong angled tunnels while avoiding nerve damage through blind suture retrieval.

Axial probe movement reduces lateral space between tissue edges, simplifying vaginal cuff closure and reducing bladder damage risk.

An oblong-lumen needle delivers a compressible clip that expands tines to occlude a vein, reducing bruising and pain from thermal ablation.

Varying hardness zones prevent staple roll and ensure consistent deformation against the anvil for reliable tissue engagement.

Pre-positioning a suture within the vessel lumen enables rapid sealing of carotid artery punctures under high pressure, reducing blood loss and closure time.

A locking spring screw uses a flexible member to secure orthopedic implants while allowing controlled rotation.

An interrupted suture member with a movable locking mechanism eliminates time-consuming knotting steps while maintaining reliable tissue approximation.

Nested needle assemblies with biasing elements retract tips into housings to prevent unintended physician contact during procedures.

Fasteners anchor soft tissue grafts to rigid implants, preventing joint instability while maintaining proper alignment.

Stop members on a suture anchor post limit strand sliding, resolving the trade-off between ease of tensioning and precision of tissue location.

A tapered ramp on a suture needle extension guides rollers onto the needle body, preventing swage damage during loading.

Pivotable clamp jaws with suture channels deliver strong compression on blood vessels through small incisions.

Interlocking tabs on a resilient device pinch sutures to prevent slippage, eliminating time-consuming knot tying.

A bioresorbable suture thread bonds winding threads via a melted core, preventing separation at cut ends while improving production efficiency.

Integrating a wire guide into the connector prevents guide wire separation during biliary sampling without interfering with working portion operation.

Midfield powering technology reduces power harvesting structure size while maintaining energy transfer efficiency for intravascular implants.

Percutaneous tissue anchors secure the mitral annulus while tensioning members plicate the posterior leaflet, reducing regurgitation without open heart surgery.

Nested actuator design enables single-finger operation of a suture passer, resolving maneuverability constraints in confined surgical spaces.

Multi-directional twisting of discrete collagen fibers restores tendon mobility while reducing scar formation and peripheral adhesions.