In 1994, Smyth et al. reported the experience of using botulinum toxin type A to treat bilateral bite hypertrophy, which was considered a revolutionary new method. Although many people have heard about the effect of Botox injection on face slimming, many people have a lot of questions about Botox on having a beautiful face, so what is Botox face slimming? How does it slim the face? Is it safe to use Botox for face slimming? A, the principle of botulinum toxin face slimming Botulinum toxin used for wrinkle removal and face slimming is type A botulinum toxin, the dosage is very small, very safe. type A botulinum toxin is a neurotoxin, injected into the bite muscle, acting on the peripheral motor nerve endings, neuromuscular junction that is the synapse, inhibit the presynaptic membrane release neurotransmitters, block the release of acetylcholine, so that muscle tone decreases, muscle dysfunctional atrophy, so that the jaw to achieve a soft and beautiful curve, thus achieving the effect of face slimming. Second, the indications What is suitable for Botox injection for face slimming? According to the three causes of large face, there are three methods corresponding to the slimming of the face, as follows: 1, facial bone development is wide, this slimming of the face to be achieved through the method of bone cutting. 2, facial bite developed hypertrophy, this kind of thin face is to remove the bite muscle or injection of slimming injection to make the bite muscle fiber thinning method to achieve. 3, facial fat accumulation, this kind of thin face need to use facial liposuction plastic method to achieve. So for big face symptoms, face slimming injection is not a panacea. Botox injection face slimming can only be for the second case, that is, the bite muscle hypertrophy, rather than simple jawbone hypertrophy. Third, contraindications In order to ensure the safety of botulinum toxin injection, the need to exclude contraindications to treatment, which cases can not be botulinum toxin injection? 1.Patients with myasthenia gravis. 2.Patients with abnormal adrenal secretion. 3.People with heart, liver, kidney and other visceral diseases. 4.Allergic body. 5.Pregnancy and lactation period. 6.People with neuromuscular diseases. 7.People who have a history of alcohol consumption within a week. 8.People who cannot reduce the frequent activities of facial expression muscles. 9.People who have taken aspirin or other antipyretic and analgesic drugs within two weeks. 10, those who use aminoglycoside antibiotics (such as gentamicin, streptomycin, etc.). IV. Pre-operative preparation The pre-operative preparation for Botox injection is very simple, and no pre-operative examination is required. 1.Stop using aspirin and aspirin-like drugs 14 days before the injection. 2. Stop using cosmetics on the day of Botox injection. V. Operation process People who receive injections often consult about the treatment process and often ask if it is painful. The whole treatment process is very fast, only 10 minutes, pain is not obvious, no anesthesia is needed. 1. Wash your face and clean the treatment area on your face. 2.Apply 75% alcohol to disinfect the facial treatment area 3 times. 3.Dosing: Add 2mL of physiological saline to 100u of botulinum toxin, prepare it to 5u/0.1mL and pump it into a 1mL syringe for backup. 4.Inject 50u botulinum toxin into both sides of the occlusal muscle respectively. 5.Observe for 15~30 minutes. Sixth, the precautions after injection What issues need to be noted after Botox injection? Botox injection recovery is fast and there is no obvious discomfort, you need to pay attention to the following points. 1, within 4 hours after botulinum toxin injection, you should avoid face massage, lying down and head forward and movement to avoid botulinum toxin dispersion. 2.After the injection of Botox, do not apply ice or hot compresses to the injection site. 3.Avoid strenuous exercise within 24 hours after Botox injection. 4, within 6 hours after Botox injection, do not wash your face, do not apply makeup, and avoid touching the injection site. 5.Do not massage the injection site for one to two weeks after injection to prevent the drug from spreading to other muscles. 6, a week of spicy, seafood and other foods are prohibited, avoid eating alcohol and tobacco. 7, avoid eating hard food after botulinum toxin injection, change the habit of chewing gum and so on. 8, after the injection of Botox to follow the doctor’s instructions to regularly follow up in the hospital. Seven, the effect of treatment The effect of treatment is the most important concern of those who receive injections, often asked: how long after injection will be effective ah? How long will it take to achieve the best effect? Why does bite muscle hypertrophy recover? Do I need to repeat Botox injections over and over again? The effect of botulinum toxin injection for face slimming will be obvious in 1-2 weeks, and the best effect of the injection is usually presented in about 1 month. The effect of face slimming injection is not permanent, with nerve repair and muscle exercise, six months after Botox face slimming bite muscle will recover, generally need to be injected once every six months, the effect will be superimposed with the number of injections, ideally after 2-3 injections, to maintain a better effect. Eight, safety The safety of the treatment is also one of the concerns of those who receive injections, a mention of Botox, often very scared, and in fact Botox injection is very safe, used to slim the face of the use of Botox dose is only one percent of the maximum safe dose of Botox, after the injection will not remain. Occasionally, complications from Botox injections have occurred, causing Botox injections to slim the face there are three main factors: 1, improper selection of hospitals and doctors: Botox injections must be professionally trained doctors, the condition has a wealth of experience, the beauty seeker must choose the regular plastic surgery hospitals approved by the state. Botulinum toxin must not be used indiscriminately, abuse. 2, the quality of botulinum toxin is problematic: to choose a botulinum toxin products with official national approvals. At present, only China, the United States and the United Kingdom can produce botulinum toxin preparations. Domestic for the Lanzhou Institute of Biological Products production of Hengli Botulinum toxin, the United States for Botox. generally formal Botox has cost control, the price are relatively high. 3, not enough attention to the contraindications of botulinum toxin injection, the doctors and hospitals in charge will not ignore the contraindications of treatment and expand the scope of treatment because of economic benefits. Nine, the advantages of botulinum toxin face slimming Injection of botulinum toxin face slimming has become everyone’s favorite, what are the main advantages? 1.After slimming the face, the curve is soft and the effect is natural. 2, no incision, no trauma, no traces, no pain, the injection location skin will have a slight redness, a few hours after the treatment can subside. 3, the effect is fast, generally a week later you can see the obvious effect of thinning the face, individuals can even 3 days to see the effect. 4, the injection time is short, only 10 minutes, with the most go, no recovery period. 5, the dose of thinning the face and the process of precise, careful, it is cheaper than surgery and more economical; 6, after the injection does not require massage, no special care, will not affect normal work, life. 7, the use of botulinum toxin approved by the State Food and Drug Administration (SFDA), after years of clinical verification of neurology, ophthalmology, plastic surgery, cosmetic surgery, a higher safety factor. 8, the dose of Botox used for face slimming is only one percent of the maximum safe dose of Botox to ensure safety.