Thursday 27 October 2011

Tutors Accelerate Therapy Treatment Following Stroke


The following are important facts from the National Stroke Association:
Thrombolytics
Thrombolytic (fibrinolytic) drugs help reestablish blood flow to the brain by dissolving the clots, which are blocking the flow. In June, 1996, the “clot-buster” Activase® (Alteplase recombinant) became the first acute ischemic stroke treatment to be approved by the Federal Food and Drug Administration (FDA). Activase is also known as tissue plasminogen activator (tPA). To be effective, thrombolytic therapy should be given as quickly as possible.
tPA
tPA is an enzyme found naturally in the body that converts, or activates, plasminogen into another enzyme to dissolve a blood clot. It may also be used in an IV by doctors to speed up the dissolving of a clot. tPA should be given within three hours of symptom onset. It is important for people to understandstroke warning signs and get to a hospital FAST in case they are eligible to receive tPA. Time is an important factor associated with determining whether a patient can receive it or not.
The results of a five-year trial, conducted by the National Institute of Neurological Disorders and Stroke (NINDS) found that carefully selected stroke patients who received Activase within three hours of the beginning of stroke symptoms were at least 33 percent more likely than patients given a placebo to recover from their stroke with little or no disability after three months. The most common complication associated with Activase is brain hemorrhage. However, studies have shown that tPA does not increase the death rate of stroke patients when compared with placebo.
MERCI Retrieval System
In 2004 the FDA cleared Concentric Medical’s innovative Merci® Retriever for patients who are ineligible for IV-tPA or fail to respond to IV-tPA. The system can be used for patients who are beyond the 3-hour time window for IV-tPA and it does not have a time limit for its intended use. This device offers physicians and patients long-awaited options for stroke intervention and creates a departure from the historic method of caring for stroke patients. The Merci Retriever has repeatedly been proven to restore blood flow in the larger vessels of the brain by removing blood clots. Over 8,000 patients world-wide have undergone this procedure and it has been performed at over 300 US hospitals. The system is a tiny cork-screw shaped device that works by wrapping around the clot and trapping it. The clot is then retrieved and removed from the body.
The newly developed Tutor system (HandTutor, ArmTutor, LegTutor and 3DTutor) is foremost amongst the primary rehabilitation devices for post stroke recovery.
These innovative devices are used for TBI, SCI, Parkinson’s, CP, limb and joint surgery, Complex Regional Pain Syndrome, shoulder pain, locked joints and other disabilities. The Tutors implement an impairment based program with augmented feedback. They encourage motor learning through intensive active exercises. These exercises are challenging and motivating and allow for repetitive training tailored to the patient’s performance. The system also includes objective quantitative evaluations that provide the therapist information to customize the most suitable rehabilitation program to the patient’s ability. Currently part of the rehabilitation program of leading U.S. and foreign hospitals the Tutors are also used in clinics and at home through the use of telerehabilitation.

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