Patent ID: 9533117
Date: 2017-01-03
CPC Classifications: A61M,B29C,B29K,B29L,F16L,Y10S,Y10T

Claim:
1. A limb for a breathing circuit comprising: a flexible conduit having a first end and a second end and a breathing gases pathway therebetween, said flexible conduit formed using a film having a thickness less than 50 μm, a first connector fixed to said first end of said flexible conduit, a second connector fixed to said second end of said flexible conduit, and an elongate reinforcing member lying freely within said flexible conduit along a non-tortuous path from one end of said flexible conduit to the other end of said flexible conduit, and connected with said first connector and said second connector, such that said elongate reinforcing member reinforces said flexible conduit against contraction along the length of said flexible conduit due to fluctuating internal pressure, and wherein said elongate reinforcing member has a cross sectional area, measured from the outer perimeter, less than 10% of the cross sectional area of the bore of said flexible conduit.