US Patent 9743949 Two-dimensional needle array device and method of use

In one aspect, the present disclosure relates to a device for obtaining biological tissue. In some embodiments, the device can include a first row of a plurality of hollow tubes; a second row of a plurality of hollow tubes, adjacent the first row of hollow tubes; a third row of a plurality of hollow tubes, adjacent the second row of hollow tubes, the first, second and third rows forming an array of hollow tubes; wherein each hollow tube can include at least one point at the distal end of the hollow tube, the plurality of rows forming a two dimensional array of hollow tubes; wherein an inner diameter of the at least one tube is less than about 1 mm, the distal end of each of the hollow tubes is configured to be inserted into a biological tissue donor site to remove a portion of tissue therefrom when each of the hollow tubes is withdrawn from the donor site.