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[Combined Kuntscher nailing and screw fixation (author's transl)]
Revue De Chirurgie Orthopedique Et Reparatrice De L'Appareil Moteur
|December 1, 1978
Summary
This study presents a modified Kuntscher intramedullary nailing technique using screws for enhanced fracture stability. The method effectively treats complex fractures, reducing risks of instability and shortening.
Area of Science:
- Orthopedic Surgery
- Biomedical Engineering
Background:
- Kuntscher intramedullary nailing is a standard treatment for long bone fractures.
- Complex fractures, including comminuted, bone-loss, and proximal/distal fractures, pose challenges for traditional nailing techniques.
Purpose of the Study:
- To describe and evaluate a modified Kuntscher intramedullary nailing technique combined with screws.
- To enhance fracture stability and expand the applicability of intramedullary nailing to complex fracture patterns.
Main Methods:
- A technique involving Kuntscher intramedullary nailing with screws inserted above and below the fracture site is detailed.
- Biomechanical experiments were conducted to determine optimal screw placement for nail locking.
- The technique was applied to 116 cases, including non-unions and osteotomies.
Main Results:
- The modified technique demonstrated improved fracture stability.
- It allowed successful treatment of severely comminuted fractures, fractures with bone loss, and proximal/distal fractures.
- Risks of rotational instability and shortening were significantly diminished.
Conclusions:
- The described technique offers enhanced stability and broader application for intramedullary nailing.
- It is a viable option for complex fractures, non-unions, and osteotomies.
- Minimal x-ray exposure is achievable with appropriate ancillary instruments.