Prescription prosthetic limb is a fake gadget that replaces a missing body part. The procedure of making this prosthesis is known as appendix prosthesis. It is a part of the field of biomechatronics, the study of using mechanical gadgets with human muscular, skeletal, and sensory systems to support or improve motor control lost due to trauma, disease or deformity. Prosthetics are generally used to replace parts lost following an accident (traumatic) or absent at conception (intrinsic) or to complete imperfect body parts. Inside the body, manufactured heart valves are used in the same way, with simulated hearts and lungs being used less normally. Other therapeutic gadgets and supports that could be considered prosthetics include amplifiers, false eyes, palatal obturator, gastric bands, and dentures. Prosthetics in particular are not orthotics, although in some circumstances a prosthesis may end up performing some or most of the same function. benefits as an orthosis. The prosthesis is in fact the completely completed thing. For example, a C-Leg knee on its own is not a prosthesis, but just a prosthetic part. The complete prosthesis would include the stump connecting frame - normally an "accessory", and all connecting fittings for the entire distance up to and including the foot. Keep this in mind, as terminology is frequently exchanged. History Prosthetics have been specified throughout history. The Egyptians were the first pioneers of this thought, thanks to the wooden toe found on a New Kingdom body. Bronze Roman crowns have also been discovered, but their use may have been more tasteful than medicinal. Another early specification of a prosthesis comes from the Greek history scholar Herodotus, who relates...... middle of paper..... .very brittle and weak, so that it can break easily and cannot be remodeled, which is a disadvantage. Conclusion: Today, many plastic polymers are used daily in limb prostheses. In ancient times, many steel alloys were used for prosthetics, which were very expensive and had low strength, but in the modern era, these steel alloys are being replaced by plastic polymers which are inexpensive, lightweight and more durable than steel alloys. Making steel alloys was very difficult, but making plastic alloys is very simple and less time consuming. Thanks to plastic polymers, research into prosthetic limbs is increasing. Today, daily limb prostheses are commonly used and their use is increasing day by day. This helps people a lot and also helps them to do their work easily, which they have not been doing. The limb prosthesis is a successful man-made device. It is an advanced form of the modern era.