| 摘要 |
<p>The device has a fine and flexible needle (1) comprising a round blunt end, and a small lateral orifice located laterally at the round blunt end of the needle for permitting flow of a product to be injected such as hyaluronic acid. A base permits gripping, insertion and fixation of the needle in a syringe. The length of the needle is 4 cm, and the diameter of the needle is 0.5 mm.</p> |
