Diagnostic device

• US 4,598,698 A
• Filed: 01/17/1985
• Issued: 07/08/1986
• Est. Priority Date: 01/20/1983
• Status: Expired due to Fees

• Current Assignee: Warner Lambert Limited (Pfizer Inc.)
• Original Assignee: Warner Lambert Limited (Pfizer Inc.)
• Inventors: Siegmund, Walter P.
• Primary Examiner(s): Coven, Edward M.
• Assistant Examiner(s): Hindenburg, Max F.
• Application Number:
  US06/692,434
• Time in Patent Office: 537 Days
• Field of Search: 128/4-8, 604/26, 604/37, 604/75, 604/18, 604/119, 604/146, 604/217
• US Class Current: 600/131
• CPC Class Codes: A61B 1/12 with cooling or rinsing arrangements

Abstract

A diagnostic endoscope useful to make remote examinations and retrievals having a pistol grip which includes a built-in flexible pneumatic bulb.

Claims

1. In an endoscope useful for examinations and retrievals in remote internal locations in medical or veterinary situations where the scope includes a pistol grip and a flexible pneumatic bulb, the improvement comprising:

a cavity formed in the pistol grip for receiving and enclosing a top and bottom end of the bulb while leaving the middle of the bulb exposed, said cavity having a top portion and a bottom portion, said bulb top end defining a discharge end and said bottom defining an inlet end, the ends of said bulb being secured to complementary top and bottom portions of said cavity whereby the middle of the bulb is operable by the digits of a pistol-gripping hand.

2. The improvement recited in claim 1 in which the cavity includes a substantially continuous concave surface and said portion of said bulb is in substantial areal contact with the concave surface of said cavity.

3. In an endoscope useful for examinations and retrievals in remote internal locations in medical or veterinary situations where the scope includes a pistol grip supporting a vacuum operating button and a flexible pneumatic bulb, the improvement comprising:

a cavity formed in the pistol grip for receiving and enclosing a portion of the bulb, said cavity having a top portion and a bottom portion, said bulb having a top defining a discharge end, a bottom defining an inlet end and a middle portion, the ends of said bulb being secured to complementary top and bottom portions of said cavity whereby said middle portion of said bulb and the vacuum operating button are both operable by the digits of a pistol-gripping hand.