# US 2018/0021212 A1 · Decompression device for ejaculation promotion device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2018/0021212 A1 - Document ID: US20180021212A1 - Status: Published application - Kind: A1 - Application number: 15/549,377 - Filed: 2015-02-17 - Published: 2018-01-25 - Earliest claimed: 2015-02-17 - Assignees: Tenga Co., Ltd. - Applicants: TENGA Co., Ltd. - Inventors: Tsutomu MATSUURA - Web page: https://patentgrep.com/patent/US20180021212A1 ## CPC - A61H 19/32: {for inserting the genitals therein, e.g. vibrating rings for males or breast stimulating devices} - A61B 10/0058: {for taking sperm samples (artificial insemination A61B17/43; for animals A61D19/021; genital receptacles for the male member A61F5/453; massage of the genitals A61H19/00)} - A61F 5/453: for collecting urine or other discharge from male member (A61F6/04 takes precedence {; devices for taking sperm samples A61B10/0058}) - A61F 6/04: Condoms, sheaths or the like {, e.g. combined with devices protecting against contagion} - A61H 9/0057: {Suction (suction kneading A61H7/008)} - A61H 19/00: Massage for the genitals; {Devices for improving sexual intercourse (penis erection devices A61F5/41; vibration or percussion related aspects A61H23/00)} - A61H 2201/1409: Hydraulic or pneumatic means - A61H 2201/169: Physical characteristics of the surface, e.g. material, relief, texture or indicia - A61H: PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY (electrotherapy, magnetotherapy, radiation therapy or ultrasound therapy A61N) - A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D) - A61F: FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS (dental prosthetics A61C) ## Abstract Provided is a decompression device that varies a stimulus and tightening force to a penis by adjusting pressure in a container. The decompression device is mounted to the ejaculation promotion device and includes an ejaculation promotion apparatus and a container, which is configured to decompress the container, the ejaculation promotion apparatus includes an insertion empty space and a valve section that enables communication between an inside and an outside of the insertion empty space, the container accommodating the ejaculation promotion apparatus, and the decompression device includes: a negative pressure introducing section that communicates with an air vent hole provided in the container; a negative pressure generating section that generates a negative pressure to be introduced into the container through the negative pressure introducing section and the air vent hole; and a negative pressure adjusting section that adjusts the negative pressure supplied to the container through the negative pressure introducing section. ## Claims ### Claim 1 A decompression device for an ejaculation promotion device, the decompression device being to be mounted to the ejaculation promotion device including an ejaculation promotion apparatus and a container, and being configured to decompress the container, the ejaculation promotion apparatus being made of a gel-like resin and including: an insertion empty space extending inward from an insertion hole, and a valve section that enables communication between an inside and an outside of the insertion empty space; and the container accommodating the ejaculation promotion apparatus, the decompression device comprising: a negative pressure introducing section that communicates with an air vent hole provided in the container; a negative pressure generating section that generates a negative pressure to be introduced into the container through the negative pressure introducing section and the air vent hole; and a negative pressure adjusting section that adjusts the negative pressure supplied to the container through the negative pressure introducing section. ### Claim 2 (depends on 1) The decompression device for an ejaculation promotion device according to claim 1, comprising an attaching section that allows the negative pressure introducing section to communicate with the air vent hole when covering a part of the container including the air vent hole. ### Claim 3 (depends on 2) The decompression device for an ejaculation promotion device according to claim 2, comprising: a decompression device main body including the negative pressure introducing section, the negative pressure generating section, and the negative pressure adjusting section; and an adapter attached to or removed from the decompression device main body, wherein the attaching section is provided to the adapter. ### Claim 4 A decompression device for an ejaculation promotion device, the decompression device being to be mounted to an ejaculation promotion apparatus including an insertion empty space and an air vent hole, and being configured to decompress the insertion empty space, the ejaculation promotion apparatus being made of a gel-like resin; the insertion empty space extending inward from an insertion hole; and the air vent hole enabling communication between an inside and an outside of the insertion empty space, the decompression device comprising: a negative pressure introducing section that communicates with the air vent hole; a negative pressure generating section that generates a negative pressure to be introduced into the insertion empty space through the negative pressure introducing section and the air vent hole; and a negative pressure adjusting section that adjusts the negative pressure supplied to the insertion empty space through the negative pressure introducing section.