The utility model discloses a limbs bracket of unilateral support, including the bearing portion that is used for bearing patient limbs, it includes still that support and transversal arrangement just are used for the installation the support of bearing portion, the support includes a supporting part, supporting part upper portion with the one end of support is connected, and the other end of support be the free end, bearing portion pass through rapid disassembly structure and the leg joint, the supporting part bottom is connected with the base, is equipped with the height regulating mechanism of supporting part on the support. The utility model provides a limbs bracket of unilateral support, its limbs that can hold up the patient, and only bearing portion contacts with patient's limbs, pulls down after the use and to disinfect, has ensured the disinfection effect, and need not all to disinfect to whole equipment at every turn, has reduced its maintenance and disinfection cost.