| abstract |
A guide tube attachment (2) can be connected in a detachable manner to a guide tube (1) introduced into an eye. The guide tube attachment has a central axis. The guide tube attachment (2) comprises an instrument guide (23, 28, 40) and a clamping unit (2a, 2b). The clamping unit (2a, 2b) comprises at least two latching elements (21) arranged symmetrically with respect to the central axis, which can be actuated by a respective pressure tabs (20) via a transition (27) leading into the instrument guide (23; 28, 40). |