Diaphragm is term used in physiology to describe several large muscle groups which are found only in humans and other mammals. These muscles are structural components that separate two adjacent regions of the body. Diaphragms in the human body include...

In general anatomical terms, a diaphragm is a membrane-like mixture of membrane and muscle that forms a partition that separates two chambers. Although most commonly associated with the musculo-membranous diaphragm that separates the thorax and...

A diaphragm seal is a protective device used to isolate a pressure sensing instrument from the process fluid being monitored. It is used to prevent the process fluid from entering the pressure instrument. A working knowledge of industrial grade pressure switches and...

The huge variety of applications in the medical field represents a challenge for the design of miniature pumps. There are well-known designs such as piston pumps, eccenter diaphragm pumps and peristaltic pumps. There are lesser-known types such as the rotary diaphragm pump, the...

Union Pacific Railroad's policy of not covering contraceptives in its health plan didn't discriminate against women, the 8th Circuit U.S. Court of Appeals ruled Thursday.The railroad prevailed on appeal because its policy does not cover any contraceptives for men or women, so the court agreed...

The excitement at the world's largest AIDS conference was over microbicides that could help women in poor countries protect themselves from HIV in several years. Yet AIDS experts warned Tuesday that the world is woefully unprepared to ensure...