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2. Retinal implant - Wikipedia

   en.wikipedia.org/wiki/Retinal_implant

   A retinal implant is a visual prosthesis for restoration of sight to patients blinded by retinal degeneration. The system is meant to partially restore useful vision to those who have lost their photoreceptors due to retinal diseases such as retinitis pigmentosa (RP) or age-related macular degeneration (AMD).

3. Voice prosthesis - Wikipedia

   en.wikipedia.org/wiki/Voice_prosthesis

   Voice prosthesis. A voice prosthesis ( plural prostheses) is an artificial device, usually made of silicone that is used in conjunction with voice therapy to help laryngectomized patients to speak. During a total laryngectomy, the entire voice box ( larynx) is removed and the windpipe ( trachea) and food pipe ( esophagus) are separated from ...

4. Bone grafting - Wikipedia

   en.wikipedia.org/wiki/Bone_grafting

   A surgeon places a bone graft into position during a limb salvage. Bone grafting is a surgical procedure that replaces missing bone in order to repair bone fractures that are extremely complex, pose a significant health risk to the patient, or fail to heal properly. Some small or acute fractures can be cured without bone grafting, but the risk ...

5. Implant (medicine) - Wikipedia

   en.wikipedia.org/wiki/Implant_(medicine)

   Implant (medicine) Orthopedic implants to repair fractures to the radius and ulna. Note the visible break in the ulna. (right forearm) A coronary stent — in this case a drug-eluting stent — is another common item implanted in humans. An implant is a medical device manufactured to replace a missing biological structure, support a damaged ...

6. Prosthetic joint infection - Wikipedia

   en.wikipedia.org/wiki/Prosthetic_joint_infection

   Prosthetic joint infection (PJI), also known as peri-prosthetic joint infection (PJI), is an acute, sub-acute or chronic infection of a prosthetic joint. It may occur in the period after the joint replacement or many years later. It usually presents as joint pain, erythema (redness of the joint or adjacent area), joint swelling and sometimes ...

7. Hip prosthesis zones - Wikipedia

   en.wikipedia.org/wiki/Hip_prosthesis_zones

   After hip replacement, hip prosthesis zones are regions in the interface between prosthesis material and the surrounding bone. These are used as reference regions when describing for example complications including hip prosthesis loosening on medical imaging. Postoperative controls after hip replacement surgery is routinely done by projectional ...