Laser cosmetology uses high energy to act on the skin, which may cause skin redness, mild edema or epidermal damage after operation. You can immediately apply cold spray, ice compress or wet compress to the skin, and don't rub the skin during this process. At the same time, choose wet compress or ice compress according to the different degree of skin reaction. For example, after semiconductor laser hair removal, hair follicles may be slightly red and swollen, which is a normal reaction after laser hair removal. In this case, cold and wet compress is better, and 15min is enough. For another example, if erythema, swelling, bleeding, etc. It appears after 2940nm laser micro-stripping er, and can be wet-packed or ice-packed with 3% boric acid solution for 30 minutes.
Ice compress can be used before, during and after laser treatment, and wet compress is generally used after laser treatment. Skin care immediately after operation can minimize erythema, relieve pain, reduce skin temperature and avoid pigmentation. After treatment with intense pulsed light, Q-switched Nd:YAG laser, semiconductor laser, ruby or lattice ruby laser, RF curing, etc. Immediately wet apply basic fibroblast growth factor (FGF) mask and human-like collagen mask for 0.5- 1 hour, and apply epidermal growth factor gel.
Nursing knowledge 2: medical skin care products and drugs
The stratum corneum can only keep 2-5g/(h? ), make the skin smooth and elastic. For example, the natural moisturizing factors in keratinocytes and skin secretion are reduced, the moisture content of stratum corneum is lower than 10%, and the pH value is higher than 6.5, so dry skin is prone to pigmentation and aging. After laser treatment, skin metabolism is accelerated, and skin is prone to dryness and dehydration. Medical skin care products or drugs have pharmacological activities, strong pertinence, can increase the water content and lipid composition of stratum corneum, have the functions of repairing epidermis, rebuilding skin barrier, resisting irritation and anti-inflammation, and have the auxiliary treatment effect on some skin diseases.
Some diseases (such as erythema nevus) will appear temporary blisters or bullae after treatment. Don't break them, let them dry naturally. If the blister is large, puncture it with a sterile syringe and pump out the water. Once the blister is broken, it should be disinfected regularly (iodophor disinfection 65438+ 0-3 times a day), instead of closed dressing, it can be coated with scald ointment; Ruby dot matrix laser treatment of chloasma can be combined with β-arbutin, vitamin C and its derivatives, kojic acid and so on to reduce pigmentation.
Nursing common sense 3: sun protection
Whether it is pigmented, vascular dermatosis or inflammatory stage after photoaging, the skin at this stage is in a highly sensitive stage. After being stimulated by ultraviolet rays, basal melanocytes may produce a large amount of melanin, which may cause postoperative skin pigmentation. Therefore, it is necessary to protect the skin after operation.
1, how to choose: UVB and UVA are the main culprits of skin damage. SPF30 or SPF30+ sunscreen can be used to protect UVB, and the protection against UVA is usually expressed as PA+-PA++. Pa++ sunscreen is recommended.
2. Use time: The effective time for sunscreen to be absorbed by skin is about 30 minutes, and the effective time is only 2-4 hours. Patients should apply it 30 minutes before sun exposure and supplement it every 2-4 hours.
3. Dosage: Sunscreen is not effective when applied, but when it reaches a certain amount. Usually, the amount of sunscreen applied to the skin is 2 mg/? , to achieve the effect of sun protection.
Nursing Common Sense 4: Diet Conditioning
Q: What do you eat more?
A: Diet is very important for skin repair. Protein, fat and sugar are all essential nutrients for the skin. Vitamins and trace elements can affect the normal metabolism and physiological function of skin. Eat more foods rich in vitamin C and vitamin A; Eat more fruits, vegetables, and foods rich in trace elements such as iron and zinc.
Q: What are you fasting for?
A: Avoid foods containing copper and B vitamins in the short term, and eat less spicy food; Fasting celery, leek, coriander and other photosensitive foods and sulfonamides, tetracycline, isotretinoin and other photosensitive drugs. And it is forbidden to eat anything too dark.