# US 2018/0021606 A1 · Sealable mouthpiece > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2018/0021606 A1 - Document ID: US20180021606A1 - Status: Published application - Kind: A1 - Application number: 15/536,263 - Filed: 2015-12-08 - Published: 2018-01-25 - Earliest claimed: 2014-12-16 - Assignees: Dea R&D Ltd. - Applicants: Dea R&D Ltd. - Inventors: Arik EISENKRAFT; Reuven FICHMAN; Asaf YOGEV; Ariel BEN-REY - Web page: https://patentgrep.com/patent/US20180021606A1 ## CPC - A62B 9/06: Mouthpieces; Nose-clips (for medical purposes A61M15/00) - A61M 16/0048: {Mouth-to-mouth respiration (teaching or training models G09B23/288)} - A61M 16/0493: {with means for protecting the tube from damage caused by the patient's teeth, e.g. bite block} - A61M 16/0495: {with tongue depressors} - A61M 16/0616: {with face sealing means comprising a flap or membrane projecting inwards, such that sealing increases with increasing inhalation gas pressure} - A62B 18/025: {Halfmasks (A62B23/02 takes precedence; surgical face masks A41D13/11)} - A61M 16/20: Valves specially adapted to medical respiratory devices - A62B: DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING (valves specially adapted for medical use A61M39/00; life-saving devices, apparatus or methods specially adapted for use in water B63C9/00; divers' equipment B63C11/00; specially adopted for use with aircraft, e.g. parachutes, ejector seats, {B64D17/00, B64D25/10}; rescue devices peculiar to mining E21F11/00) - A61M: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY (introducing media into or onto the bodies of animals A61D7/00; means for inserting tampons A61F13/26; devices for administering food or medicines orally A61J; containers for collecting, storing or administering blood or medical fluids A61J1/05); DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY (surgery A61B; chemical aspects of surgical articles A61L); DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR {(Electrotherapy, e.g. producing anaesthesia by the use of alternating or intermittent currents A61N1/36021)} ## Abstract The present invention relates to an intraoral flexible mouthpiece comprising: a hollow dome portion comprising a peripheral proximal edge wherein said hollow dome portion extends distally and wherein said hollow dome portion comprises a central orifice located at the distal portion of said hollow dome portion; a peripheral flexible sheet flange attached along said dome portion peripheral proximal edge; a tube attached to said central orifice and extending distally therefrom; wherein said peripheral flexible sheet flange is configured to be placed in the mouth between the teeth and gums on one side and the lips and cheeks on the other side, and wherein the hollow dome portion is configured to protrude distally out of the mouth. ## Claims ### Claim 1 An intraoral flexible mouthpiece comprising: a hollow dome portion comprising a peripheral proximal edge wherein said hollow dome portion extends distally and wherein said hollow dome portion comprises a central orifice located at the distal portion of said hollow dome portion; a peripheral flexible sheet flange attached along said dome portion peripheral proximal edge; a tube attached to said central orifice and extending distally therefrom; wherein said peripheral flexible sheet flange is configured to be placed in the mouth between the teeth and gums on one side and the lips and cheeks on the other side, and wherein the hollow dome portion is configured to protrude distally out of the mouth. ### Claim 2 (depends on 1) The mouthpiece according to claim 1 wherein the tube is flexible. ### Claim 3 (depends on 1) The mouthpiece according to claim 1 wherein the tube comprises a resilient portion. ### Claim 4 (depends on 3) The mouthpiece according to claim 3 wherein the resilient portion is a corrugated portion. ### Claim 5 (depends on 1) The mouthpiece according to claim 1 wherein the flange comprises an edge surrounding said flange, wherein said flange edge is curved and/or comprises a thickened portion. ### Claim 6 (depends on 1) The mouthpiece according to claim 1 wherein the flange is configured to be substantially parallel to the teeth of a user. ### Claim 7 (depends on 1) The mouthpiece according to claim 1 further comprising a flexible corrugated conduit having a distal end and a proximal end wherein said corrugated conduit distal end is attached to the orifice from withinside said dome portion. ### Claim 8 (depends on 7) The mouthpiece according to claim 7 wherein the proximal end of the flexible corrugated conduit comprises a grip handle. ### Claim 9 (depends on 1) The mouthpiece according to claim 1 further comprising a distal flange configured to be placed distally to the lips, wherein said distal flange is attached around a peripheral portion of the dome portion, that is distal to the dome portion proximal peripheral edge. ### Claim 10 (depends on 1) The mouthpiece according to claim 1 further comprising a nose clamp attached thereto. ### Claim 11 (depends on 10) The mouthpiece according to claim 10, further comprising a strap connected at its first end to a nose clamp and at its second end to a ring portion configured to encircle a portion of the corrugated portion. ### Claim 12 (depends on 10) The mouthpiece according to claim 10 wherein the nose clamp comprises two flaps and a reinforcement member comprising a spring force feature that tends to apply pressure on said flaps pushing said flaps one towards the other. ### Claim 13 (depends on 12) The mouthpiece according to claim 12 further comprising two finger grips attached to the two flaps respectively, wherein said two finger grips are attached to the reinforcement member therebetween. ### Claim 14 (depends on 10) The mouthpiece according to claim 10 wherein the nose clamp comprises two longitudinal arms and a reinforcement member connected therebetween comprising a spring force feature that tends to apply pressure on said arms pushing said arms one towards the other. ### Claim 15 (depends on 14) The mouthpiece according to claim 14, wherein the nose clamp comprises two curved handles extending distally from the edges of the arms. ### Claim 16 (depends on 15) The mouthpiece according to claim 15, wherein the curved handles have a “U” shape such that they comprise edge portions that are substantially parallel to the arms. ### Claim 17 (depends on 1) A system for applying CPR comprising: the mouthpiece according to claim 1; inflation means coupled to the mouthpiece tube. ### Claim 18 (depends on 7) A system for applying CPR comprising: the mouthpiece according to claim 7; wherein said system further comprises an oropharyngeal airway comprising a flange, a main body portion and a proximal tip, wherein said airway flange is adapted to sealably connect to the corrugated conduit . ### Claim 19 (depends on 18) A system according to claim 18 further comprising inflation means coupled to the mouthpiece tube. ### Claim 20 (depends on 1) A method for treating an unconscious patient comprising: a) inserting the mouthpiece according to claim 1 into a patient's mouth; b) connecting the tube to inflation means; c) applying CPR using the inflation means. ### Claim 21 (depends on 7) A method for treating an unconscious patient comprising: a) connecting the corrugated conduit of the mouthpiece according to claim 7 to an oropharyngeal airway flange; b) inserting the oropharyngeal airway into the patient; c) inserting and fitting said mouthpiece into a patient's mouth. d) connecting the tube to inflation means. e) applying CPR using the inflation means.