Patent · US Expired

Rotatable connecting device for I.V. administration set

US4296949A · kind A · utility

266Cited by
13References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 6, 1979
Grant dateOct 27, 1981
Priority date
Expiry dateAug 6, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S604/905
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A rotatable connecting device which provides for quick and positive interfitment between a venipuncture unit and an intravenous administration set without rotation or twisting of the venipuncture unit or intravenous tubing. A rotatable collar is provided on one of the members constituting the connecting device and is captively held thereon while permitting longitudinal movement. Frictional engaging means are disposed on the body member retaining the collar as well as the collar to provide an interference fitment. Internal threads are defined in the rotatable collar for engagement with a flange member disposed on the catheter hub. A luer lock fitment is afforded between the catheter member and the member carrying the rotatable collar.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.