Device, body, method and system for health-care

A health care device for holding an acupoint work piece thereon to engage in a health care work onto a user, wherein the user has a body part including an acupoint, the body part is an upper limb including an upper arm and a lower arm, or a lower limb including a thigh and a shank, and the health care device comprises:

• a health care body having a carrying platform, wherein the carrying platform includes a first base plate and a second base plate respectively configured to carry thereon the upper and lower arms or the thigh and the shank, and dimensions of the first and second base plates are combined to define a total length adapted to a length of the body part;
• a pair of positioning blocks slidably configured on the carrying platform, and configured to position the body part on the carrying platform and cause the health care body and the body part to have a first specific positional relationship therebetween;
• and
• a work piece holder connected to the carrying platform or the pair of positioning blocks, holding the acupoint work piece on the carrying platform or the pair of positioning blocks, securing the acupoint work piece and the acupoint to have a second specific positional relationship therebetween, and ensuring the acupoint work piece to engage in the health care work onto the user through the acupoint under the first specific positional relationship and the second specific positional relationship.