Glossary term
Locking screw
A screw inserted through the bone and the intramedullary nail to secure the nail in position.
Definition
A screw inserted through the bone cortex and through holes in the intramedullary nail to secure the nail in position. In lengthening nails, locking screws fix the proximal and distal fragments to the respective ends of the nail.
Aliases
interlocking screw
Updated 2026-03-01
Sources
- Stature Lengthening Complications — Paley Orthopedic & Spine Instituteofficial_publicAccessed 2026-02-28
Peroneal nerve most common nerve at risk. Rate control is most important factor. Motor symptoms require decompression ASAP. Premature consolidation recognized by inability to distract.
- Limb Lengthening Surgery: Procedure, Process & Recovery — Cleveland Clinicofficial_publicAccessed 2026-02-28
When to call: numbness/tingling, blood/pus drainage, chest pain/shortness of breath, nausea/vomiting, fever.
- Limb lengthening and reconstruction: Possible complications — AboutKidsHealth / SickKidsofficial_publicAccessed 2026-02-28
Contact team if fever >38.5°C, pain/warmth/swelling at pin site, trouble moving or feeling limb. DVT <1%. Compartment syndrome requires urgent fasciotomy. CRPS rare but possible.
Informational only. Not medical advice.