Subcutaneous implantation of osmotic pumps provides a convenient approach for prolonged and consistent delivery of compounds. This approach has been used extensively to study both abdominal and thoracic aortic aneurysms in mice.
Lu, H., Howatt, D. A., Balakrishnan, A., Moorleghen, J. J., Rateri, D. L., Cassis, L. A., Daugherty, A. Subcutaneous Angiotensin II Infusion using Osmotic Pumps Induces Aortic Aneurysms in Mice. J. Vis. Exp. (103), e53191, doi:10.3791/53191 (2015).