Portable automated body fluid drain control apparatus

A method of collecting body fluid, the method comprising the steps of:

• providing an apparatus for controlling the collection of body fluids that includes
• a drainage tube, and a fluid collection chamber in fluid communication with the drainage tube, wherein the fluid collection chamber includes a first valve, and wherein the fluid collection chamber is configured such that when a predetermined amount of fluid is collected in the collection chamber before a first predetermined period of time elapses, the collection chamber ceases collecting fluid,
• inserting an end of the drainage tube into a patient's subarachnoid region at an insertion point,
• securing the apparatus for controlling the collection of body fluids to the patient's body at a first position, wherein in the first position, the first valve is located vertically below the insertion point.