Complications - Flexor tendon suture according to Kirchmayr-Kessler

• Vascular/Nerve Injury
• Annular Ligament Injury (Bow-string Phenomenon)

Management

• primary microsurgical vascular/nerve suture
• Annular ligament reconstruction

Acute Complications

• Bleeding/Hematoma
• Infection/Wound Healing Disorder
• Rupture of the Tendon Suture

Management

• In case of significant hematoma, surgical revision
• In case of infection, immediate surgical revision
• Revision with renewed tendon reconstruction

Late Complications

• Tendon Adhesion with Restriction of Movement
• Insidious Dehiscence, i.e., a Drifting Apart of the Tendon Stumps with Flexion Deficit due to Excessive Length
• CRPS (Sudeck's Disease)

Management

• Tenolysis or Tendon Replacement Surgery
• In case of Scar Pain/Neuroma Pain/Neuropathic Pain, Watchful Waiting, Possibly Desensitization Therapy
• In case of CRPS, Appropriate Therapy of the Disease (see Specialist Literature)