Features： 1、FACE PATTERN: Each face expression represents a different level of pain, and patients are asked to choose the expression that represents their pain level. 2、THOUGHTFUL DESIGN: The ruler can be easily understood by the patient, and it is relatively easy for the nurse to examine the patient, thus ensuring that the assessment will not be biased. 3、PLASTIC MATERIAL: This ruler is made of plastic, lightweight and resistant to wear and tear, blue and white color scheme is very suitable for hospital use. 4、CLEAR SCALE: This pain level assessment ruler not only has a face pattern on it, but also a clear 0?10 scale to help health care professionals make better diagnoses. 5、WIDE APPLICATION: This pain scale is suitable for use in several departments, such as dentistry, surgery, dermatology, gynecology, etc. Specification： Item Type: Medical Pain Level Ruler Material: Plastic Uses: Face score pain scale Digital grading of pain Package List： 1 x Medical Pain Level Ruler