The　hospital　waiting　space　functions,　design　key　points,　methods,　and　trends　are　stated.　The　waiting　space　layout　pattern,　scale　division,　and　the　nature　utilization,　are　all　the　important　components　of　design.　With　the　effects　of　psychology,　medical　science,　physiology　and　technology,　the　waiting　space　presents　the　trends　of　having　the　features　of　independence,　humanization,　naturalness,　delicacy,　intelligence,　and　reduction.