Criteria for serious injuries to limbs:
1, any thumb is missing above the interphalangeal joint;
2. The loss of any three fingers in one hand exceeds the proximal interphalangeal joint, or the loss of any four fingers in both hands exceeds the proximal interphalangeal joint;
3. Missing any two fingers and their connected metacarpals;
4. 50% of the foot or 50% of the heel is missing;
5. Missing the first toe of any foot and its connected metatarsal bone;
6. One foot is missing any three toes except the first toe and their connected metatarsals.
Extended data
Matters needing attention in serious injury identification:
1. The determination of joint range of motion should be based on the overall function of the examined joint, referring to the range of motion of normal human joints commonly used in clinic, and made after comprehensive analysis. During the examination, it is necessary to understand the past functional state of the joint and compare it with the range of motion of the healthy joint.
2. Finger pulp refers to the close contact between thumb pulp and other fingers pulp.
3. The range of the face refers to the area below the hairline of the forehead between the two ear roots and the lower edge of the mandible, including the forehead, eyes, nose, lips, chin, zygomatic region, cheek, parotid masseter and auricle.
Baidu Encyclopedia-Identification Standard of Human Injury Degree