The invention discloses a clinical fixing device used in a medical orthopedic ward and particularly relates to the field of orthopedic fixing tools. The clinical fixing device comprises two first fixing rods, wherein a second fixing rod is arranged on one side of each first fixing rod, the two ends of each first fixing rod and the two ends of each second fixing rod are both provided with fixing rubber blocks, a fixing sleeve is arranged between the two fixing rubber blocks, two sides of one end of each first fixing rod are both provided with fixed connection shaft sleeves, two sides of one endof each second fixing rod are both provided with rotary connection shaft sleeves, one end of each fixing sleeve is provided with a fixed binding band, one end of the fixed binding band is provided with a connecting buckle sleeve, and a movable groove is formed in each fixing sleeve. Movable binding bands are preliminarily tightened through accommodating springs, the movable binding bands are fixed by utilizing positioning rods penetrating through fixing holes, then a tightening frame is driven to move by utilizing a threaded rod, and the tightening effect of the movable binding bands is adjusted by utilizing the tightening frame. The fixing device is convenient to tighten and convenient to use.