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Carpal bone titanium implant arthroplasty. 10 years' experience
A B Swanson1, G de Groot Swanson, D H DeHeer
1Orthopaedic Research Department, Blodgett Memorial Medical Center, Grand Rapids, MI, USA.
Clinical Orthopaedics and Related Research
|October 6, 1997
Summary
Titanium carpal bone implants, developed in 1984 to solve silicone wear issues, show promising 10-year clinical results for joint stabilization and pain relief.
Area of Science:
- Orthopedic Surgery
- Biomaterials Science
- Hand Surgery
Background:
- Silicone implants for carpal bones historically faced issues with wear particles.
- Titanium implants were designed as alternatives to silicone, addressing wear concerns.
- These implants function as articulating spacers in carpal bone reconstruction.
Purpose of the Study:
- To introduce and evaluate the clinical efficacy of titanium carpal bone implants.
- To assess the long-term outcomes of titanium implants in scaphoid, lunate, and trapeziometacarpal joints.
Main Methods:
- Development of titanium implants with modifications for stability and material properties.
- Surgical application of these implants starting in 1985.
- 10-year clinical follow-up and assessment of outcomes.
Main Results:
- Titanium implants demonstrated promising results over a 10-year period.
- Implants provided carpal stabilization, functional mobility, strength, and pain relief.
- Design modifications accommodated titanium properties and enhanced stability.
Conclusions:
- Titanium carpal bone implants represent a successful alternative to silicone, mitigating wear particle problems.
- The 10-year clinical experience indicates significant potential for these implants in hand surgery.
- These implants offer a viable solution for carpal bone defects, improving patient function and comfort.