Window well assembly of the type adapted for below soil grade attachment to a foundational structure adjacent a basement window or the like. The present invention also relates to methods of making anti-CS antibodies, pharmaceutical compositions comprising these antibodies and methods of using the antibodies and compositions thereof for diagnosis and treatment. In addition the method and apparatus comprise a pneumatic switch coupled to the inflatable cuff near the patient end of the hose. The start-signal is generated externally of the feeding device.