FIELD: medicine.
SUBSTANCE: patient interface device includes an elastomeric contact portion configured to engage directly with the user's skin. The contact portion has an engineered surface comprising a plurality of predetermined non-random surface elements configured to reduce friction and improve comfort for the user. For one option, the pitch between each pair of immediately adjacent surface elements is less or equal to the predetermined maximum pitch, wherein the height of each surface element is less than or equal to the predetermined maximum height value.
EFFECT: reduced mask friction on the user's skin.
18 cl, 18 dwg, 1 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| USER INTERFACE DEVICE PROVIDING IMPROVED SKIN COOLING | 2013 |
|
RU2647153C2 |
| ENGINEERED SURFACE FOR PROVIDING LOW FRICTION AND IMPROVED COMFORT ON DEVICES THAT CONTACT THE SKIN OR OTHER EXTERNAL TISSUE OF THE USER | 2013 |
|
RU2627381C2 |
| MULTISECTIONAL HEADBAND AND RESPIRATOR MASK ASSEMBLY AND METHOD OF THEIR MANUFACTURE | 1997 |
|
RU2175259C2 |
| RESPIRATORY INTERFACE DEVICE FOR GAS DELIVERY TO THE USER | 2013 |
|
RU2648025C2 |
| COUPLING DEVICE FOR PATIENT WITH CHEEK-BONE STABILISATION | 2011 |
|
RU2574336C2 |
| RESPIRATOR IN THE FORM OF FILTERING FACE MASK WITH THE FACE SEAL, CONTAINING THE LAYER PERMEABLE FOR THE WATER STEAM | 2014 |
|
RU2626225C2 |
| RESPIRATORY MASK WITH PATCH RETAINED BY MAGNETIC ACTION | 2013 |
|
RU2650074C2 |
| EQUIPMENT FOR INHALATION TREATMENT | 2020 |
|
RU2788449C1 |
| PATIENT INTERFACE DEVICES | 2013 |
|
RU2641836C2 |
| RESPIRATORY MASK | 2009 |
|
RU2524976C2 |
