Atlantis Orthopaedics of Palm Beach County, Florida

The patella, or kneecap, helps protect the femur and also helps the joint work properly. Because the kneecap is so important, if there are any problems with it, this can affect the way the knee functions and it can cause pain and discomfort. Doctors have found that fractures around the knee replacement, periprosthetic patellar fractures, which include fractures of the femur, may be the most common type of fracture that result in knee replacement complications.

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In this study, researchers use sheep to study the effects of surgery on the cervical spine (neck). They looked at structural and cellular changes at the facet joints of the spine. All sheep were treated with anterior cervical discectomy and fusion (ACDF).

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Advancing technology has provided a new research tool for rehab specialists. It's called rehabilitative ultrasound imaging (RUSI). This type of ultrasound can be used to assess muscle contraction and function.

The examiner is able to view on a monitor or screen when selected muscles are activated. The thickness of the muscle can be measured to show muscle performance. This tool can be used as a way to give patients feedback when retraining muscles.

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When the thoracic spine must be stabilized surgically, pedicle screws may be used. The pedicle is a portion of bone just below the facet joints of the spine. The pedicle connects the main body of the vertebra to the bony ring that protects the spinal cord. Using screws to hold the vertebrae in place is called instrumentation.

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Patients who undergo total hip arthroplasty (hip replacements) can be given one of several types of manufactured hips or hip parts. One commonly used type of hip is promoted by the manufacturers as having a wear rate reduction of 40 percent to 100 percent; these are lined with cross-linked polyethylene, a type of resin or plastic.

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