| 摘要 |
Apparatus and method for treating tissue under a patient's skin, the apparatus comprising - - a handheld assembly that includes a surface, configured to be intermittently movable in contact with the skin and having openings therethrough, and an array of hypodermic needles, configured to be movable normally to the surface so that the tips of the needles pass through the openings and penetrate through the skin into the tissue while the surface is in contact with the skin and stationary; - one or both of a fluid dispenser and a suction device, switchably in fluid communication with the needles and operative, while the needles penetrate the skin, to cause, respectively, a fluid to be injected into, or fluid to be suctioned from, the tissue; - one or both of a heating device and a vibration device. The surface is preferably the cylindrical surface of a roller. |
