This article mainly introduces how to use tourniquets.

This article mainly analyzes whether the making fist action will affect the test results when taking blood.

This article mainly introduces how to properly use tourniquets and precautions in orthopedic surgery.

This article mainly introduces the eye examination method --- Hirschberg corneal reflection.

This article focuses on the risks of picking your ears.

This article mainly introduces what to do when cockroaches and other items enter the ear.

This article mainly introduces medical equipment for spacecraft.

This article mainly introduces how to check rabbit ears with otoscope.

This article mainly introduces the symptoms and examination of cataract.

This article mainly introduces the inspection method of direct ophthalmoscope.