Dual-purpose catheter assembly

  • US 5,255,672 A
  • Filed: 08/07/1991
  • Issued: 10/26/1993
  • Est. Priority Date: 08/07/1991
  • Status: Expired due to Term
First Claim
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1. A dual purpose catheter assembly comprisingvalve means for supplying oxygen and suction to a patient, said valve means having first and second tube means, said first tube means being adapted to be connected to a source of oxygen and said second tube means being adapted to be connected to a source of suction,said valve means having third and fourth tube means adapted to be coupled to a patient, said first tube means being aligned with said third tube means so that said valve means can be operated to feed oxygen from said source of oxygen to said third tube means, said fourth tube means being aligned with said second tube means so that said valve can apply suction from said source of suction to said fourth tube means,rigid bosses inside said valve means positioned so that when said third tube means is coupled to a patient, one boss blocks said fourth tube means and when said fourth tube means is connected to a patient, the other boss blocks said third tube means,a tubular coupling manifold having a first input coupling tube coupled to said third tube means and a second input coupling tube coupled to said fourth tube means, said manifold having a single output means for coupling to a patient, anda tube assembly for coupling said manifold directly to a patient, said tube assembly consisting of a single small diameter tube of a diameter insertable into an infant coupled to said single output means of said coupling manifold,said single tube having a patient end which has a plurality of holes for providing suction or oxygen to a patient, said single tube transporting both oxygen and suction separately under the control of said valve means.

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