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A transcutaneous electrical nerve stimulation (TENS or TNS) is a device that produces mild electric current to stimulate the nerves for therapeutic purposes.TENS, by definition, covers the complete range of transcutaneously applied currents used for nerve excitation, but the term is often used with a more restrictive intent, namely, to describe the kind of pulses produced by portable ...
It can be hard to shop for a father-in-law, especially one who has everything or you aren't close to. Here are 50 unique gift ideas, from luxe to sentimental.
For most of us, neck, shoulder and back pain are recurring issues. As we lean over our computers, our phones, our coffee machines, our registers, etc., we create more aches, pains and tension. But ...
Palm heating produced a 9% increase in work capacity compared to palm neutral. A similar study was conducted by Young Sub Kwon, et al., where the subjects were all female. [8] In this study the palm cooling produced a 16.8% increase in work capacity and palm heating produced a 13.6% increase in work capacity compared to palm neutral.
The release of heat is triggered by flexing a small metal disk in the hand warmer, which generates nucleation centers that initiate crystallisation. Heat is required to dissolve the salt in its own water of crystallisation and it is this heat that is released when crystallisation is initiated. [9] The latent heat of fusion is about 264–289 kJ ...
The Patient Operated Selector Mechanism (POSM or POSSUM) was developed in the early 1960s, and used a sip-and-puff control mechanism. Sip-and-puff or sip 'n' puff (SNP) is assistive technology used to send signals to a device using air pressure by "sipping" (inhaling) or "puffing" (exhaling) on a straw, tube or "wand."
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