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[Surgical restoration of tendon function (author's transl)]
Summary
Pediatric hand tendon injuries, particularly extensor tendons, require careful management. While some techniques show promise, flexor tendon repair in "No Man
Area of Science:
- Orthopedic surgery
- Pediatric hand surgery
- Tendon repair
Context:
- A 10-year retrospective study analyzed 3,000 pediatric hand injuries.
- 95 tendon injuries were identified in 65 children.
- Extensor tendon injuries constituted approximately 25% of all tendon injuries.
Purpose:
- To evaluate the outcomes of various surgical techniques for pediatric hand tendon injuries.
- To compare primary repair versus secondary tendon grafting for flexor tendon injuries.
- To assess the effectiveness of the Lengemann and Kleinert suture techniques.
Summary:
- Lengemann suture technique yielded good results for extensor tendon injuries, though avulsions in the end-phalanx remain challenging and are increasingly managed conservatively.
- Primary repair of 20 flexor tendons proximal to the wrist demonstrated successful healing.
- For 32 injuries in "No Man's Land," primary suturing had a higher success rate (30/32) compared to secondary tendon grafting (15/19).
- The Kleinert primary suture technique is preferred for flexor tendon injuries.
- Hyaluronidase preparation was used to support the healing phase.
Impact:
- Highlights the effectiveness of specific surgical techniques for pediatric hand tendon injuries.
- Provides evidence for preferring primary repair over secondary grafting in certain zones.
- Suggests conservative management for specific extensor tendon injuries.
- Informs surgical decision-making for pediatric hand surgeons.