
MRI scan of cross sectional view of wrist, median nerve and finger flexor
tendons as the wrist lies on two of the nodes of a Power Paw. |
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The PowerPaw is based on the principle that no part of the
human body should rest in any one position for a long period of time. Even if nominally
"at rest", an area of the body can gradually develop painful symptoms of overuse
as a result of tiny repetitive strains and pressures. In normal situations, people
typically "shift about" during their daily activities. The proliferation of
personal computers, however beneficial to life as we know it, has had the undeniable
effect of causing its millions of users to keep their hands and arms in varying degrees of
restricted mobility as they remain engrossed in the contents of their screens,
intermittently clicking their mice or tapping at keyboards. This posture can trigger a
chain of unnatural stresses all around the shoulder region, through the elbow, and into
the wrist--seemingly insignificant at any given moment, but by the end of a workday,
adding up to a potentially damaging workout!
Dr. DuBois decided to address this problem by creating a device, essentially a wrist
rest, that respects the anatomical features of the human arm and encourages natural
movement by the user during a variety of tasks, including keyboarding and mouse use, as
well as assembly work and crafts. The bumps of the PowerPaw provide flexible
support for the firmer and more resilient parts of the forearm, while the curving
depressions can relieve compression that may be encroaching on sensitive areas. Perhaps
best of all, the PowerPaw can be adapted by any user to best fit his or her
particular needs. There is no one correct way only to use the PowerPaw.
Experimentation is the rule--relief, support, and comfort can be found in multiple sites
and angles.
However, we will provide you with some suggestions (and their rationales) that many
users have found helpful. But in the end, find what works for you. We would welcome your
feedback as well.
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