What is the term for the position where the patient rests body weight on the knees and chest during examinations?

The term for the position where the patient rests body weight on the knees and chest is the knee-chest position. This position is primarily used during certain medical examinations and procedures, particularly in gynecological and urological assessments.

In the knee-chest position, the patient is typically on their knees with their chest lowered toward the examination table or floor, which allows for better visualization and access to specific areas of the body. It also facilitates various diagnostic procedures, such as rectal examinations or certain types of pelvic examinations. The position can help in relieving pressure on the abdominal organs and may aid in diagnostic accuracy.

The other positions mentioned serve different purposes in medical practice: the semi-Fowler's position is used for patients who need to sit up slightly, the supine position is where the patient lies flat on their back, and the prone position involves lying flat on the stomach. Each of these positions has its unique applications in patient care and examination, but they do not involve the specific configuration of weight supported by the knees and chest that characterizes the knee-chest position.