1. The Nicola operation offers a comparatively simple means of treating recurrent dislocations of the shoulder.
2. The revised technique as here suggested, of placing the long head of the biceps through a tunnel, nearer the bicipital groove, instead of through the humeral head, gives a more anatomical result and should obviate angling the tendon and crushing it in the glenoid fossa.
3. Enough time has not elapsed, nor have enough cases been reported to determine its permanent value.
4. Three Nicola operations are reported.