A blood viscosity measurement apparatus having a washing function according to an embodiment of the present invention includes a needle driving part which is adjacently installed to a blood test container alignment part on which a blood test container is mounted, and has a blood needle unit which collects a blood from a blood test container and a chemical solution needle unit which supplies a chemical solution a blood collection part which is connected to a blood needle unit, allows the blood needle unit to collect the blood in the blood test container, and injects the blood to the blood test kit a chemical solution providing part which is connected to the chemical needle unit and provides a chemical solution to the chemical needle unit, and a washing part which is connected to the chemical needle unit, provides a washing solution to the blood needle unit and washes the blood needle unit.COPYRIGHT KIPO 2015본 발명의 일 실시예에 따른 세정기능이 구비된 혈액점도측정장치는 복수의 혈액검체용기가 안착된 혈액검체용기정렬부에 인접하게 설치되고, 혈액검체용기로부터 혈액을 채취하는 혈액니들유닛과 약액을 공급하는 약액니들유닛이 설치된 니들구동부 혈액니들유닛에 연결되어, 혈액니들유닛이 혈액검체용기 내의 혈액을 채취하고, 혈액검체키트로 혈액을 토출토록 작동하는 혈액채취부 약액니들유닛에 연결되어, 약액니들유닛으로 약액을 제공하는 약액제공부 및 혈액니들유닛에 연결되어, 혈액니들유닛으로 세정액을 제공하여 혈액니들유닛을 세정하는 세정부를 포함하는 것이 바람직하다.