Forehead pad and patient interface

The forehead pad comprises an assembling part, a first air bag part and a connecting part, the first air bag part is suitable for being in contact with the forehead of a patient, the connecting part is located between the assembling part and the first air bag part, and the wall thickness of the connecting part is smaller than that of the first air bag part. The first air bag part moves relative to the assembling part by means of deformation of the connecting part so as to be used for being in contact with the forehead of the patient, and the stability and the comfort degree when the patient wears the interface are improved. 本实用新型公开了一种额垫及具有该额垫的患者界面，该额垫包含组接部、第一气囊部以及连接部，其中第一气囊部适于接触患者的额头，连接部位于组接部与第一气囊部之间，且连接部的壁厚小于第一气囊部的壁厚，第一气囊部借助连接部的形变而相对于组接部移动，以用于接触在患者额头上，提高了患者界面配戴时的稳定度及舒适度。