Abstract: A wrist support apparatus capable of positioning and restraining a patients wrist including an elongated base member and an adjustable means to adjust the angle of the patient's exposed wrist for insertion of a medial line such as a radial arterial line or intravenous line. The wrist support apparatus includes a first fastening means to restrain the patient's fingers, a second fastening means to restrain the patient's forearm and a third fastening means to restrain the patient's thumb. A fourth fastening means may be used to secure the wrist support apparatus to an object such as a table. A method of use includes positioning the patient's wrist at an angle during the insertion of the medical line and may include an adjustable means for such positioning.