 Next, after adequate exposure was obtained and the collateral ligaments were released off the head of proximal phalanx, a sagittal saw was used to resect the approximately one-half of the proximal phalanx. 
Next , after adequate exposure was obtained and the collateral ligaments were released off the head of proximal phalanx , a sagittal saw was used to resect the approximately one - half of the proximal phalanx .