1, clean the neck skin, ensure that the skin is clean and dry, and remove any grease and dirt.
2. Unpack the diving physiotherapy instrument and take out the electrode.
3. Stick the electrode on the cervical vertebra to stimulate and relax the neck muscles. You can choose to smear it on the specific position of the cervical vertebra according to your personal needs and stick it on the dorsal parts of both sides of the cervical vertebra.