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US3956011A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for cleaning disposable suction catheters

Assignee: Individual
•
Filing: 1974-05-02
•
Granted: 1976-05-11
•
Expires: 1994-05-02
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Abstract

Abstract Method for cleaning a suction catheter including providing a sterilized environment for the catheter prior to use and convenient vessel for cleaning the catheter between each use with a single patient. The method further includes the steps of cleaning the catheter before each use by securing the suction catheter depending from a holder into an opening in a vessel, the opening mating with the said holder, after using said catheter in connection with treating a patient; flowing a cleaning solution into said vessel to the level of soil on said catheter suspended therein; and suctioning substantially all of said cleaning solution from said vessel through said catheter prior to disposing of both catheter and cleaning system after their use in connection with a single patient.

Inventors

  • 👤 John S. Carleton

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 17:06
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/01; A61M25/02; A61B; A61B1/00; A61B1/12; A61B1/121; A61B90/00; A61B90/70; A61M2025/0019

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 74 words
In a method for cleaning suction catheters, the combination of steps comprising: securing the suction catheter depending from a holder into an opening in a vessel, the opening mating with the said holder, after using said catheter in connection with treating a patient; flowing a cleaning solution into said vessel to the level of soil on said catheter suspended therein; and, suctioning substantially all of said cleaning solution from said vessel through said catheter.
Claim 2
Dependent Claim 74 words
In a method for cleaning suction catheters, the combination of steps comprising: securing the suction catheter depending from a holder into an opening in a vessel, the opening mating with the said holder, after using said catheter in connection with treating a patient; flowing a cleaning solution into said vessel to the level of soil on said catheter suspended therein; and, suctioning substantially all of said cleaning solution from said vessel through said catheter.
Claim 3
Dependent Claim 24 words
The method as claimed in claim 1, including the additional step of: repeating said flowing and suctioning steps until said catheter has been cleaned.

References Cited (Backward Citations)

DE91611C Cited
US1336061A Cited
US1538734A Cited
US1613185A Cited
US2233852A Cited
US2650179A Cited
US2702767A Cited
US3146987A Cited
US3584623A Cited
US3794042A Cited
US3881872A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1979-05-11 1979-11-10 1980-05-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1983-05-11 1983-11-10 1984-05-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1987-05-11 1987-11-10 1988-05-11 $7700.00 Window Closed / Lapsed

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