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There are many types of medical sutures, and there are many ways to classify them, which can be roughly divided into two categories, namely absorbent sutures and non-absorbent sutures. See the table below for details.
Table Types of sutures.
Absorbable sutures Non-absorbable sutures.
Natural Material, Synthetic Natural Material, Synthetic Metallic Thread, Flat Gut, Polyglycolic Acid Suture (PGA), Silk Suture, Polypropylene Suture, Copper Wire and Other Chromium Gut, Polyethylene Glycol Carbonic Suture, Cotton Thread, Polyester Suture.
Soft gut thread, polydioxanehedrone thread, etc., polybutyl ester suture, etc., can be further divided into single-strand fiber suture and multi-strand fiber suture according to the suture material.
1) The single-strand fiber suture is made of a single thread, which does not contain hidden microorganisms, has a low coefficient of friction, can smoothly pass through the tissue, and the tissue drag is very low, especially suitable for cardiovascular surgery.
2) Multi-strand sutures are tightly braided with high strength, which is usually easier to handle and knot than single-strand sutures, and the knots can be stably held in place. With a special lubricating coating, it can pass through the tissue smoothly, with low drag and reduce capillary action.
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It is sheep intestine and silk thread, sheep intestine can be absorbed, but it cannot be used for wounds with high tension, and the silk thread cannot be absorbed, and it is firmer.
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Silk threads and guts. The silk thread cannot be absorbed, and the gut can be absorbed by the body. Gut is made from the intestines of livestock.
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Silk thread is very expensive, and a small roll costs more than a dozen. There are also absorbable threads, which cost hundreds of pieces more than one meter long.
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There are two types of sutures.
1. Absorbable line.
Absorbable gut is the thread that can be absorbed by the tissue, so there is no need to remove the suture after suturing. At present, the main raw materials for absorbable sutures are: polyglycolic acid, polyacetate hydroxyacetic acid, collagen, etc. Sheep intestines were used very early years ago, and now they are basically eliminated.
2. Non-absorbable sutures are sutures that cannot be absorbed by tissues, so sutures need to be removed after suturing. There are many materials: nylon suture, silk braided suture, polypropylene suture, polyester suture, silk thread and so on.
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Medical absorbable sutures do not need to be removed, and can be absorbed and disappeared on their own. In the past, it was made from the intestines of domestic animals, which was relatively large, but now they are all industrially synthesized absorbable threads, which are much smaller.
Even if it is non-absorbable, as long as it is deep enough in the body, generally above the epidermis, it is safe, and it has no effect on people and no feeling.
One type of cosmetic suture is a plastic thread similar to a fishing string, but it is usually not sutured by a side cut.
Nowadays, many regular hospital side incisions are directly sutured with absorbable threads, and the sutures will fall off on their own after about 1 month, and it is not a big deal if the sutures are not removed, and sometimes the sutures look like plastic in vain.
From the perspective of aesthetics and hygiene, it is best to remove the stitches 7-10 days after surgery, it will be a little painful, and the deep stitches are difficult to remove, and it will be more painful, which is why some patients choose to let the stitches fall off on their own. If you're afraid of a problem, it's better to endure the pain and tear it down.
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There should be a need to remove the stitches, if you don't remove the stitches, there will be problems, friend!
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There are many materials for sutures, and in addition to absorbable threads, most of them are mousse threads.
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This question is cumbersome. Common trauma treatment, ** with nylon silk thread, can be used 1, to consider the tension of ** and the potential tension caused by the swelling of the tissue. The face can also be sutured with 0 threads.
In order to reduce the tension of the subcutaneous fascia layer, it can also be considered to be sutured with thicker nylon silk threads. In general, a triangular needle is used, and a round needle is used for tissues within the body. Intestinal surgery, especially gastric surgery, uses 1 nylon silk thread inside and outside, and sheep intestine in the middle, and the size is usually 0 2 3.
If you are not a professional surgeon, there is no need to ask in such detail. Even if you are a surgeon, you should first know the required courses yourself, even if you are an intern or a trainee, you have your senior physician to guide the work and learn from it. Skill comes from practice.
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Before removing the stitches, check whether the wound is red, swollen and inflamed, and if so, it must be reduced and the swelling must be reduced before removing the stitches.
First rub on a little alcohol to disinfect and soften the ** and thread In the past, doctors used medical scissors to cut the thread, but now they use a razor blade.
The blade is more convenient, but be careful with the strength, don't use one force and have more openings...
Prepare a sterilized blade and a pair of tweezers Once the wound has softened, gently pick up the thread with tweezers.
Be sure to leave **5 mm and then cut the wire with a blade, it is best to pick it up from the bottom of the line to cut it safely.
When the stitches are lifted, the wound is touched, and there may be bleeding, and it's okay, it's bleeding from the pinhole of the stitches, and it will get better soon.
It's going to hurt for sure, and it's over after you endure it after the thread of each stitch is cut (depending on how many stitches you have).
Hold the thread with tweezers, draw it out gently and quickly, and then apply alcohol and anti-inflammatory solution to the wound after the thread is removed.
Wrap it with gauze and then remove the gauze after a day or two, and the wound is ventilated quickly, and you don't see water.
When you go out, you should put on gauze, and it is best not to see dust, which is easy to get infected.
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Cut off the source line on the upper side of the wound, so that one becomes a section, and then use tweezers to draw out the short line, the wound is long and the thread will not bleed, but the wound can not be too much to remove the suture, the thread will be easy to grow with the wound, and the step is conducive to removing the suture.
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The general end of the thread is tied at one end of the suture, find the end of the thread, lift it, and then cut it and pull it out.
It should be noted that it must be strictly disinfected. The tweezers and scissors used to remove the stitches should also be sterile.
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If you need to remove the stitches from the wound, you should go to a regular hospital, do not remove the stitches yourself, that will cause infection, you must go to the hospital to have the doctor remove the stitches.
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Forehead! Ask the doctor to go to the insurance ratio.
Hello: You may treat this wound a little less, if the wound is very small and shallow, debridement is thorough, you can suture, otherwise, no sutures, the principle of wound treatment of animal bites is that the wound is routinely disinfected, if the wound is deep, it will be expanded, not sutured, in order to facilitate drainage. And intramuscular TAT injection, antibiotics, to prevent infection, generally after 3-7 days, depending on the condition of the wound, decide whether to close the wound in the second stage, even if the wound is not sutured, generally 8 cm wound can be healed naturally in about 15 days. >>>More
Distinguish between the evidences and cure them! Symptomatic**.
Teach you how to make pigeon soup.
I don't understand what you mean, haha, clean does not mean dust-free, the operating room environment is a thousand-level, dust-free and sterile, Zhengzhou Zhanhong purification.
Before myopia surgery, the relevant eye examination should be carried out, and the doctor should formulate the surgical plan, and some eye drugs should be used before the operation, and some fixation training should be done to ensure that the doctor can cooperate well during the operation, so as to have better postoperative results.