Suture Equipments TRIZ Cases

A magnetic suturing device transfers a suture loop between hypodermic needles using opposite polarity tips to anchor internal tissues.

Integrating a cannula awl into a bioabsorbable suture anchor eliminates metal components and reduces surgical complexity by enabling single-tool implantation.

A bone fixation screw head engages a plate recess to lock screws in place and prevent backing out.

An endoscopic instrument delivers fixating members to engage stomach tissue through a transoral approach.

An intermediate member distributes suture load across soft tissue, preventing stitch pull-through and maintaining tissue position relative to the bone.

Segmented extender creates a controlled pathway for tether insertion, reducing infection risk and recovery time.

A polyaxial screw and washer assembly uses a one-way frictional mechanism to prevent unintended screw withdrawal during orthopedic fixation.

Web-like openings allow flexible barbs to collapse inwardly, reducing the sawing effect and structural failure risks during surgical procedures.

A curved needle delivers deployable anchors and sutures for precise meniscal root fixation.

A tubular braided implant expands radially to secure soft tissue within a bone tunnel.

Internal locking elements secure flexible strands in bone plates, eliminating knot irritation and reducing surgical time.

Pre-loaded hemostatic substances on a closure suture initiate immediate vessel sealing to eliminate tract oozing and manual compression.

Pre-formed loop structures eliminate manual knotting, reducing operation time and improving reliability in confined surgical spaces.

A suture anchor assembly uses a deformable tip cavity to mechanically secure sutures without sliding knots.

Fluid injection compresses the thecal sac to form a safety zone, enabling percutaneous ligament resection that avoids muscle damage and spinal instability.

Shape-memory alloy wires transition from martensitic to austenitic phases to maintain consistent compression and prevent suture slippage.

A computer system collects surgical data to adaptively select suturing modes and needle sizes for automated procedures.

A nested locking pin secures tethers in a compact profile, resolving delivery difficulties while sealing cardiac puncture sites.

A motorized tissue closure device rotates a suturing needle to advance through dense bone and soft tissue efficiently.

A tissue anchor apparatus uses a threaded rod system to uniformly advance anchoring members through a needle casing.

Increasing braid density to 50 picks per inch prevents folding under tension, preserving surface area and structural integrity during surgical manipulation.

Variable thread pitch on a bone screw compresses poor-quality cancellated bone fragments while preventing rotation during insertion.

Snare loop assembly tightens suture to secure left atrial appendage closure, preventing thrombus formation without open-heart surgery risks.

A medical agent dispensing system integrates a pump and reservoir into surgical staplers to deliver therapeutic agents through cartridge ports.

A surgical suturing device uses tissue ports and needle capture mechanisms to deploy sutures for closing body lumen openings.

A pre-wrapped suture device simplifies knot formation during pelvic implant procedures.

An anchor element with tabs and eyelets secures medical implants via frictional engagement.

A hybrid surgical technique delivers end effectors transorally via an endoscope to attach to a laparoscopic instrument within the gastric cavity.

Segmented extender with nested locking sleeve prevents rod rotation and ejection during spinal fixation.

A bone screw with a movable securing element switches between locking positions, reducing operation time and component loss during orthopedic fixation.

Expandable microstructures stretch to secure tissue, avoiding invasive sutures and reducing scarring.

Interlocking oval carrier plates store needles externally to prevent elastic suture knotting and simplify packaging production.

Radiopaque trial sizers provide depth indication for accurate soft-tissue allograft placement, reducing patient trauma and donor site morbidity.

Flexible suture connects tibial and fibular anchors to permit shear motion, reducing recovery complications from rigid fixation.

Segmented insertion tools and extractable actuator arms minimize tissue trauma during hinged bone screw placement while maintaining spinal flexibility.

A knotless suture anchor construct secures soft tissue to bone using a pre-assembled tensioning mechanism and snare loop.

A vascular closure device uses a balloon catheter and needle guide to position sutures for puncture site repair.

A spinal tether uses elastic compliance members to apply tension between spinous processes and the sacrum during flexion.

Interdigitated legs expand radially to lock tissue in a serpentine pattern, preventing leakage from transfixion apertures under high fluid pressure.

Segmented transmission components amplify head rotation to exceed 45 degrees, resolving the trade-off between surgical flexibility and device complexity.

A suture delivery device uses a counterforce member to stabilize the instrument within an incision during deployment.

A transgastric approach uses reconfigurable anchors to secure mesh, reducing surgical trauma and recovery time.

A bioabsorbable bone cement derived from bivalve shells enhances tissue integration and osteoconduction through composite material design.

Polymer blend with lactide-rich components and polydioxanone copolymers reduces warpage during injection molding.

Segmented holders apply continuous tension to suture threads, eliminating frequent grasper movement during endoscopic wound closure.

An embroidered polyester textile supports a biological autograft via sutures to provide structural reinforcement for tissue repair.

Transcatheter subannular implant stabilizes prolapsed mitral valve leaflets via tethered anchoring, reducing regurgitation without open surgery.

Inner and outer pins on the staple bend to close gaps between suturing points, reducing bleeding during circumcision operations.