Nasal cannula harness
AssigneeSherwood Medical Company
InventorEdwin G. Weichselbaum
Life of this patent
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Abstract
A nasal cannula harness is provided which includes a pair of sheet members in facing relation and holding the distal end portions of a pair of narine tubes in position for insertion into the nares of a patient. The nasal cannula harness may be made by folding a molded sheet member and securing the sections of the folded member together with the distal portions of the narine tubes between the sections and with portions extending outwardly for insertion into the nares of a patient.
Claims17
A nasal cannula harness for delivering gas to the nasal passages of a patient comprising a pair of flexible tubes each having opposed end portions, one end portion of each of said tubes being adapted for connection to gas supply means, and a bridge connected to the other end portion of each of said tubes and holding the same for insertion into the nares of the patient, said bridge including a pair of sheet members, said other end portions of said tubes extending between said sheet member, said sheet members having inner sides with portions secured together in facing relation at locations on opposed sides of each of said other end portions of said tubes, said bridge having opposed bottom and upper sides and opposed longitudinally spaced ends, said other end portions of said tubes extending longitudinally into said opposed ends of said bridge, respectively, and upwardly and out of said upper side of said bridge for insertion into the nares of the patient.
A nasal cannula harness for delivering gas to the nasal passages of a patient comprising a pair of flexible narine tubes each having a proximal end portion adapted for connection with gas supply means and an opposed distal end portion for insertion into a nare of the patient, and a birdge member including a pair of flexible sheet members in facing relation each having a pair of channels in its inner surface, the channels of one of said sheet members being complementary and cooperating respectively with the channels in the inner surface of the other of said sheet members to form a pair of tunnels respectively receiving said distal end portions of said tubes, the inner surfaces of said sheet members being secured together in facing relation at locations on opposed sides on each of said tunnels, said bridge member having opposed ends and upper and lower sides, one of said distal end portions of said tubes and the tunnel receiving the same extending inwardly from one of said opposed ends of said bridge and curving upwardly toward said upper side, and the other of said distal end portions of said tubes and the tunnel receiving the same extending inwardly from the other of said opposed ends of said bridge and curving upwardly toward said upper side, said distal end portions extending outwardly from said upper side of said bridge in spaced relation to each other for insertion into the nares of the patient.
Dependencies are inferred from the claim text.