2.2.3. Exclusion criteria.
mental illness, allergic, liver and kidney dysfunction, swelling, impairment of limb function, skin infection
SYSTEMIC ILLNESS, ULCERATION, SKIN INFECTION
Patients who suffer from acute systemic illness or acute swelling; patients who have severe impairment of limb function; patients with severe heart, lung, liver and kidney dysfunction; patients with local skin infection or ulceration; patients combined with severe mental illness; patients who are allergic to the drugs used in this study; and patients who are unable to understand the study protocol or unwilling after explanation.