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US 5,630,436 AGranted
Apparatus for cleaning long tubular medical instruments
OwnerJohn G. Chaseinventor
Life of this patent
Estimating the term…
Abstract
Apparatus for cleaning long tubular instruments including an ultrasonically agitated sump containing cleaning solution into which the instrument to be cleaned is placed. A pump and filter arrangement is connected to an end of the instrument to impose a pulsating partial vacuum thereon and draw cleaning fluid through the full length of the instrument. The filtered cleaning solution is then returned to the sump.
Claims5
Apparatus for cleaning long tubular instruments comprising,
- a) an ultrasonically agitated sump,
- b) a cleaning fluid in said sump,
- c) confluently connected pump and filter means,
- d) suction means extending from said filter means into said fluid in said sump for confluent connection to one of the ends of the instrument to be cleaned,
- e) and return means confluently connecting said pump means to said sump.
2 more elements
Apparatus for cleaning long tubular instruments comprising,
- a) a sump,
- b) a cleaning fluid in said sump,
- c) confluently connected pump and filter means,
- d) suction means extending from said filter means into said fluid in said sump for confluent connection to one of the ends of the instrument to be cleaned,
- e) and return means confluently connecting said pump means to said sump, and
- f) wherein said pump means is of the rapidly intermittent type whereby said pump means creates a pulsating partial vacuum in said suction means extending from said filter means into said fluid.
3 more elements
Dependencies are inferred from the claim text.