Drainage tube with means for scraping away debris therewithin

• US 3,416,532 A
• Filed: 07/24/1964
• Issued: 12/17/1968
• Est. Priority Date: 07/24/1964
• Status: Expired due to Term

• Current Assignee: Richard Grossman Alan
• Original Assignee: Richard Grossman Alan
• Inventors: RICHARD GROSSMAN ALAN
• Application Number:
  US04/384,918
• Time in Patent Office: 1,607 Days
• US Class Current: 604/267
• CPC Class Codes: A61M 1/83 Tube strippers, i.e. for clearing the contents of the tubes
• CPC Class Codes: A61M 1/85 with gas or fluid supply means, e.g. for supplying rinsing fluids or anticoagulants for negative pressure wound therapy A61M1/92, A61M1/94; combined with tracheal tubes A61M16/0463; dental instruments with combined rinsing and aspirating A61C17/0208
• CPC Class Codes: A61M 1/87 Details of the aspiration tip, not otherwise provided for
• CPC Class Codes: A61M 2025/0019 Cleaning catheters or the like, e.g. for reuse of the device, for avoiding replacement
• CPC Class Codes: A61M 25/007 Side holes, e.g. their profiles or arrangements; Provisions to keep side holes unblocked

Claims