Methods, products and uses of or relating to biological tissues for various stent and other medical applications are disclosed. In an exemplary embodiment of a method of processing a tissue of the present disclosure, the method comprises the steps of acquiring a tissue comprising at least a portion of parietal pleura, selecting a sample of mediastinal pleura tissue from the parietal pleura tissue, and fixing the sample of mediastinal pleura tissue using a fixative, resulting in a fixed sample. Furthermore, in an embodiment of a tissue product of the present disclosure, the tissue product comprises a frame configured to retain mediastinal pleura tissue thereon and such tissue coupled to the frame.