CPAP pressurized gas permeable mask cushion

    公开(公告)号:US10888678B2

    公开(公告)日:2021-01-12

    申请号:US15507418

    申请日:2015-08-25

    Abstract: A patient-contacting element for a patient interface for delivering a flow of gas to a user is being configured to provide a substantially air-tight seal with the user's skin during use. The patient-contacting element includes an inlet for receiving at least part of the flow of gas, at least one gas-permeable element that is disposed within the patient-contacting element and arranged in fluidic communication with the inlet, and a first layer of an air-tight material that is arranged between the at least one gas-permeable element and an inner space of the patient-contacting element for receiving a nose and/or a mouth of the user. The air-tight material has at least one opening therein.

    Hair cutting device
    6.
    发明授权

    公开(公告)号:US10265799B2

    公开(公告)日:2019-04-23

    申请号:US14773522

    申请日:2014-03-11

    Abstract: The present application relates to a device for cutting hair comprising a skin contacting face (3) that is placed against a surface of the skin (6) of a user during use. The device also has an optical system configured to direct a cutting laser beam (8) across a cutting zone (5) parallel to and spaced from said skin contacting face to cut hairs extending into the cutting zone. Also provided is a laser positioning mechanism which is arranged so that, during use of the device, the distance (H1) between said cutting laser beam and said skin contacting face is changed to maintain a predetermined distance between the cutting laser beam and the surface of the skin of a user.

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