PMC6084498_01
Case 1: a 58-year-old female. (A) Preoperative radiograph (dorsoplantar view) of the right hand showing dislocation of the first carpometacarpal joint. (B) Immediately postoperative radiograph after the first surgery. (C) Radiography at 6 months after the first surgery showing nonunion. (D) Intraoperative photograph of the second metacarpal artery. (E) Photograph of the vascularized bone graft at the time of harvesting. (F) Photograph of the vascularized bone graft at the time of transferal to the first carpometacarpal joint.
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F0002
The patient was treated with a vascularized bone graft from the second metacarpal base and plate fixation (Figures 2 and 3).
Case 1: a 58-year-old female. (A) Immediately postoperative radiograph of the right hand (dorsoplantar view) after the second surgery. (B) At 2 months after the second surgery, radiography confirmed bony union.
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F0003
The patient was treated with a vascularized bone graft from the second metacarpal base and plate fixation (Figures 2 and 3).
PMC6084498_02
Case 2: a 78-year-old female. (A) Preoperative computed tomography showing thumb carpometacarpal arthritis with marked osteoporosis. (B) Intraoperative photograph of the second metacarpal artery. (C) Photograph of the vascularized bone graft at the time of transferal to the first carpometacarpal joint. (D) Radiography at 2 months postoperatively confirmed bony union.
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F0004
Following failure of conservative treatment, the patient underwent arthrodesis using a vascularized second metacarpal base bone graft and two crossed cannulated compression screws (Figure 4).