Adrian Cohen added div_The_use_of_the__.html  about 8 years ago

Commit id: b3d9dcd59847b12a3cea3617dfe4c8d46177d869

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The use of the wireless head  impact sensor (XPatch) was novel in that it is an attachable patch  incorporating the accelerometer and gyroscope into the structure. The XPatch  weighs 2 grams and is attached to the head over the mastoid process behind the  ear by and adhesive to the skin enabling the sensor to be utilised in  non-helmeted sports such as rugby union.