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Endoscope protective member

  • US 4,974,580 A
  • Filed: 06/23/1989
  • Issued: 12/04/1990
  • Est. Priority Date: 06/25/1988
  • Status: Expired due to Fees
First Claim
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1. Endoscope protective member, comprising:

  • a hollow cylindrical tube body, said tube body including an end portion which has a circular ring-shaped recess having a reduced inner diameter region at its distal end, and an optical flat glass disposed in said circular ringshaped recess, wherein said reduced inner diameter region is adjacent to a proximal side of said optical flat glass.

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