Suture Equipments TRIZ Cases

A prosthetic heart valve system uses guide rails to align the valve prosthesis with the annular member for secure implantation.

Integrated imaging element in surgical instrument provides forward and retrograde views to confirm proper anastomotic ring placement without separate endoscope.

Deformable wire arms retract captured sutures into the needle shaft, eliminating separate instruments and accommodating limited suture lengths.

Segmented clamp jaws with a spring washer enable rapid rod insertion and post-assembly adjustment without disassembling the fixation shaft.

Segmented modular components with a multi-axial connector eliminate stress risers from contouring while maintaining structural strength.

Diazeniumdiolated polyacrylonitrile polymers release nitric oxide without heat treatment or strong bases.

An elongate flexible instrument guide uses distal pockets and an anchor to deploy surgical tools near target tissue.

A knotless filament anchoring system secures filaments in tissue using a deformable engagement device that restricts sliding.

A bodkin-style bone anchor tip uses converging cutting edges to penetrate dense bone efficiently.

A knotless surgical construct integrates shuttling loops to pass multiple sutures through tissue in a single motion.

Hollow tubular textile element with bearing openings enables reversible graft position adjustment within bone canals.

A suture clamp assembly uses a receptacle and plug to lock multiple leads in place.

Multiple thin cannulas replace a single large incision, maintaining blood flow capacity while eliminating visible scarring and reducing tissue damage.

A braided tubular suture uses apertures to form secure loops that maintain tension without traditional knotting.

Ultrasonic vibration molds polydioxane yarn into a three-dimensional thread with adjustable protrusions, avoiding thermal deformation and weakened strength.

Segmented anchor design with lateral threading resolves fixation strength trade-offs in soft bone by frictionally engaging the bone surface.

A two-piece bone compression screw assembly prevents rotational shifting by nesting a threaded sleeve over a screw component.

A push-in anchor captures a specific suture chain link to provide a hard stop, resolving the stability limits of friction-based knotless bone fixation.

Pedicle-coupled implants contact during extension to limit motion, reducing pressure on nerve roots without invasive decompression.

A needle loader with a planar hub secures toroidal suturing needles, reducing accidental needle stick risks in constrained surgical spaces.

A cosmetic implant uses a shape memory alloy fixing element to clamp or release tissue holders for post-operative adjustment.

Segmented suture arms deploy retractable needles to close heart openings while maintaining haemostasis via negative pressure drainage.

An endoscopic suturing device delivers a ligating member through the digestive tract to perform minimally invasive tissue repair without external incisions.

An axial sleeve compresses a tapered collet to grip a suture, resolving irreversible tension settings and preventing tissue damage during orthopedic repair.

Built-in suture spool prevents tangling during multiple stitch formation, eliminating manual reloading in endoscopic suturing.

Grooves in a shuttle expose fastener connectors for safe loading, while cartridge projections constrain movement to prevent injury.

A surgical training model uses contrast markings on simulated tissue to guide precise needle placement during laparoscopic suturing practice.

A suturing device with a rotatable needle holder enables precise suture placement through tubular retractors.

Reinforced pledgets distribute suture tension across tissue to compress and isolate the atrial appendage, reducing thromboembolism risk.

A multi-actuating trigger anchor delivery system uses a rocker arm and spool mechanism to deploy and tension anchor assemblies within the body.

A suturing device uses a direct-driven needle and ferrule assembly to secure tissue closure.

An electrospinning device generates a nonwoven polymer coat directly on wounds.

Segmented lobes in the ferrule compartment prevent suture jamming and allow easy removal of misaligned sutures.

X-shaped neutralization plate guides sutures through chutes to convert tensile forces into compressive forces across bone fractures.

A two-step locking screw assembly uses ramped flanges to secure polyaxial screws within a receiving member.

An adjustable vacuum chamber secures tissue within an endoscopic suturing apparatus, enabling continuous suture application to reduce operative time.

A subcutaneous retention device anchors indwelling catheters beneath the skin using a deployable anchor mechanism.

Segmented clamps on a bendable fillet provide immediate exercise stability, reducing post-operative convalescence time.

Molten fiber fusion during web collection resolves low cohesive strength in traditional melt-blown processes, yielding medical-grade non-wovens.

Articulating surgical stapler end effector drives staples through oblique deck openings to form precise tissue closures.

Multi-barrel drill guide aligns pilot holes and anchor drivers, eliminating tool exchange misalignment that causes tissue trauma and extends surgical time.

Instruments extract cancellous tissue to form stalks, anchoring grafts in host bone defects while minimizing antigenic rejection risks.

A prefabricated artificial chordae tendineae prosthesis integrates a needle and pledgets into a single unit for rapid trans-catheter deployment.

Segmented delivery components and dimensionality change enable precise puncture of overlapping tissue, reducing surgical invasiveness.

Segmented dual-rod connectors reduce tissue trauma by allowing independent rod orientation within a single minimally invasive incision.

Segmented microgel bio-inks resolve the trade-off between manufacturing precision and formulation complexity to create defined scaffolds for wound healing.

Segmenting the shuttle from the distal tip eliminates coupling security issues while maintaining bidirectional transport capability.

A knotless anchor assembly secures tissue to bone with a broad contact area, reducing procedure time compared to multiple anchor points.