Patent ID: 11857710
Assignee: SUNMED GROUP HOLDINGS, LLC
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A ventilation mask, comprising:
a mask body defining a patient cavity, the mask body comprising:
a patient opening in fluid communication with the patient cavity; and
a vent opening formed through the mask body, the vent opening in fluid communication with the patient cavity, wherein the vent opening is disposed generally opposite to the patient opening; and
a gas manifold coupled to the mask body, the gas manifold and the mask body cooperatively defining a gas channel disposed circumferentially around the vent opening, wherein a first portion of an interior surface of the gas channel is defined by the gas manifold and a second portion of the interior surface of the gas channel is defined by the mask body, the gas manifold comprising a plurality of vectored gas ports in fluid communication with the gas channel, wherein the plurality of vectored gas ports are configured to create a curtain effect gas flow within the patient cavity to form a gas curtain within the patient cavity and adjacent to the vent opening.