Endoarterial Biopsy Sample

Endoarterial Biopsy Sample

Enlarged view of biopsy sample
A layer of endothelial cells is shown on the lumen surface of the internal elastic lamina. Hematoxylin and eosin stain.

Biopsy sample from animals with experimentally induced pulmonary hypertension. Hematoxylin and eosin stain showing neointimal formation.

Biopsy samples from animals with experimentally induced pulmonary hypertension. Hematoxylin and eosin stain showing mucoid degeneration.

Biopsy samples from animals with experimentally induced pulmonary hypertension. Tri-chrome stain showing a neointimal layer composed primarily of collagen.

CAUTION: Investigational Device.

Limited by Federal law to investigational use.

This device should be used only by physicians with a thorough understanding of percutaneous interventional procedures.