Napped fluororesin materials having continuous pores, and a meth

Details Napped fluororesin materials having continuous pores, and a meth Napped fluororesin materials having continuous pores, and a meth

1982-04-21

1986-06-24

Apley, Richard J.

Prosthesis (i.e., artificial body members), parts thereof, or ai

Arterial prosthesis

Stent structure

128 1R, A61F 100

Patent

active

045965773

ABSTRACT:
A sheet or tube of fluororesin material having continuous pores, particularly polytetrafluoroethylene, has a nap raised on at least one surface thereof, and is suitable for prosthetic use as a patch, or an artificial blood vessel. A method of manufacturing such napped fluororesin material comprises impregnating fluororesin material having continuous pores with water, freezing it, raising a nap thereon, and defrosting and dewatering it.

REFERENCES:
patent: 4290987 (1981-09-01), Soehngen et al.

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