a handle sleeve for facilitating the use of ophthalmic and micro - surgical instruments such as scalpels includes a flexible tube which can be removably attached to the instrument handle . the sleeve preferably has a knurling pattern or a plurality of ridges disposed on its outside surface , to improve traction and tactile feel . the sleeve provides a superior gripping surface and significantly reduces the force necessary for the surgeon to maintain dynamic control of the instrument during surgical procedures , and also reduces stress associated with repetitive movement injury and cumulative trauma disorder .