A medical traction cervical collar. A base (1), a lifter (2), a rocker arm (3), and a support plate (4) form a combination. Two combinations are disposed before and after the neck to surround the neck, and are fixed relative to each other through a connecting device (5). A traction force or support force of the medical traction cervical collar does not directly act on the support plate (4) contacting the head, and acts on the support plate (4) through a support shaft (6) on the rocker arm (3) instead, so that the support plate (4) can automatically adjust a corresponding angle according to the curve of the contact surface of the head, so as to decrease as much as possible the pressure received by the unit area of the human surface, thereby improving the comfort in use of the product. The medical traction cervical collar has functions of both a cervical traction device and a cervical collar when used as a portable cervical traction device, the medical traction cervical collar has a function of adjusting front and rear traction forces and angles, is small, has a compact structure, and is a novel cervical collar type cervical traction device when used as a cervical collar, the medical traction cervical collar is a novel cervical collar having a function of providing the front and the rear of the head with adjustable upward support respectively.La présente invention concerne un collier cervical de traction médical. Une base (1), un dispositif dajustement en hauteur2), un dispositif dajustement de linclinaison(3), et une plaque de support (4) forment une combinaison. Deux combinaisons sont disposées avant et après la partie cervicale pour lentourer, et sont fixées lune par rapport à lautre par un dispositif de fixation (5). Une force de traction ou force de support du collier cervical de traction médical nagit pas directement sur la plaque de support (4) en contact avec la tête, mais agit sur la plaque support (4) via un arbre de support (6) placé sur le dispositif dajus
