Method and the device in order to observe dissect structure

摘要

The optical device, especially, the medical device (18) the various systems and method in order to improve visualization are disclosed in this bill. The long substance where this device the medical device (18) the proximal connection part in order to connect with the distal (2036) part (37) with the distal (2036) optical part which possesses the closed distal (2036) edge (40) with extending is present between (30), the inside (33) and the outside (35) the lens cap which it possesses (12) being, it includes the lens cap where the aforementioned inside and the aforementioned external at least part have prolate spheroid form. Selective figure Figure 2