Frictional trans-epithelial tissue disruption collection apparatus and method of inducing an immune response
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United States of America Patent
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Feb 20, 2018
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N/A
app pub date -
Mar 11, 2016
filing date -
Jul 17, 2007
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Abstract
In an embodiment of the invention, a frictional tissue sampling device with a head designed to be rotated without rotating off the designated site can be used to obtain tissue biopsy samples. A frictional tissue sampling device with a head designed to be rotated without rotating off the designated site can be used to obtain an epithelial tissue biopsy sample from lesions. The device can be otherwise used to sample specific locations. In various embodiments, the head of the device is narrow and pointed with a hybrid pear shaped diamond facet. Abrasive material can be adhered to the facet.
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