Device, body, method and system for health-care

A health care device for performing healthcare work on a user, wherein the user has a body part having an acupoint and being a limb having an upper part and a lower part, comprising:

• a health care body having a first supporting base plate and a second supporting base plate configured to respectively carry thereon the first part and the second part of the body part;
• a positioning medium configured on the health care body and configured to position the body part on the health care body so that the health care body and the body part has a first positional relationship therebetween;
• a length adjustment device moveably mounted between the first and second supporting base plates and cooperating with the first and second supporting base plates to adjust a distance between the first and second supporting base plates;
• and
• an acupoint work piece configured on the health care body, having a second positional relationship with the health care body or the acupoint and configured to perform the health care work via the acupoint.

A health care method performing a healthcare work on a user, wherein the user has a body part having an acupoint and being a limb having an upper part and a lower part, comprising:

• providing a health care device including a health care body having a first supporting base plate and a second supporting base plate for respectively carrying thereon the upper part and the lower part of the body part, and providing a positioning medium and an acupoint work piece both configured on the health care body;
• positioning the upper part and the lower part of the body part on the health care body with the positioning medium, so that there is a first positional relationship between the body part and the health care body;
• providing a length adjustment device moveably mounted between the first and second supporting base plates and cooperating with the first and second supporting base plates to adjust a distance between the first and second supporting base plates;
• and
• using the acupoint work piece to perform the health care work with a control parameter through the acupoint when a second positional relationship is maintained between the acupoint work piece and the health care body or the acupoint.