Everyone knows that it takes many times to inject the face-lifting needle to achieve the desired effect, but if it is only once, will it be useful? Our experts will introduce it. The principle of face-lifting needle is to block nerve impulses of nerves and muscles, relax over-contracted muscles, paralyze over-developed muscles, and achieve the effect of small face. So is the face-lifting needle useful? Experts say that face-lifting needle is useless, and postoperative care is very important: dream-weaving content management system 1, no massage after operation, just eat and rest normally, and pay attention to avoid frequent chewing exercise (such as chewing gum and cracking melon seeds), so that the face-lifting effect can be maintained for a long time. Is this useful for face-lifting needles? The answer is crucial. Do this well, but make your injection work. 2. After the injection, you will feel sore cheeks and weak chewing, which is normal. Take it easy. Copyright dedecms 3. Use gentamicin anti-inflammatory drugs with caution within one week after injection. 4. Repeated injection of beauty can strengthen and prolong the curative effect, but it should be 3-4 months after injection. Is the face-lifting needle useful after the face-lifting needle? The answer to this question depends on whether you have achieved the above four points.