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ETB Endoskopische Technik GmbH Berlin Patents |
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Assignee: ETB Endoskopische Technik GmbH Berlin
Address: Berlin, DE
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 5667475 |
Endoscopic device |
September 16, 1997 |
| An instrument for endoscopic subfascial discission of perforans veins (ESDP) consists of a surgical endoscope (1) and a tube (9). The surgical endoscope (1) contains an optical image recording and transmission system, a fiber-optic lighting system and a working channel (4). A lateral han |
| 5625488 |
Telecentric relay lens system |
April 29, 1997 |
| A telecentric relay lens system is provided with field lenses in the vicinity of an object and an image, respectively, at both sides of a centrally arranged lens member. In order to produce distortion the field lenses include cemented surfaces, the cemented surface of one of the field |
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