Waterproof breathable patch

• Main Author: LI WENJIA
• Format: Patent
• Language: Chinese; English
• Published: 12.05.2023
• Subjects: BANDAGES, DRESSINGS OR ABSORBENT PADS; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; FILTERS IMPLANTABLE INTO BLOOD VESSELS; FIRST-AID KITS; FOMENTATION; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; PROSTHESES; TREATMENT OR PROTECTION OF EYES OR EARS

The utility model relates to a waterproof breathable application, which belongs to medical supplies and comprises a medicine layer, and absorbent cotton is arranged in the middle of the medicine layer. The breathable layer is arranged on the side, away from the skin, of the medicine layer, and a plurality of second breathable holes are formed in the position, corresponding to the absorbent cotton, of the breathable layer; the waterproof layer is arranged on the side, away from the skin, of the breathable layer, third breathable holes are formed in the positions, corresponding to the second breathable holes, of the waterproof layer, all the third breathable holes communicate with the second breathable holes, pre-crosslinking particles are arranged in the positions, corresponding to the third breathable holes, of the waterproof layer, and the pre-crosslinking particles can expand when encountering water; the pasting part is arranged on the periphery of the waterproof layer and used for pasting the application o