Sciatic nerve is the longest nerve strand in the body. It originates from the lower back region, crossing the buttocks, through the entire leg, ending in the bottom of the foot. Thus sciatic pain originates from the lower back and propagates throughout the entire span of the nerve affecting the entire leg and the foot. This pain makes walking painful.
Jinmen meridian is a nerve meridian located at the side of the foot shown in picture below. It could be translated to golden gate meridian. What can be done with the Jinmen is to press it with a ball point pen. After about 5 minutes, you should feel some alleviation from the pain. It should be noted that pressing the Jinmen meridian can only relieve pain, like taking in pain medicine, it does not have any healing effects.
Using the point of the finger, apply pressure to the most painful reflected area for the sciatic nerve for 1-2 minutes. The pressing strength will depend on your own pain tolerance. It should be noticed that not enough force will not have any effect. Left foot will correspond to right ear, and right foot will correspond to left ear. The ear reflexology diagram is shown below.
As you were lying down, place a small sphere between the surface and your buttocks. Using your own weight to apply pressure to buttock area so as to stretch the buttocks muscle. When buttocks muscle became relaxed, it will reduce the stress it causes to the sciatic nerve and thus achieve the pain relief.
Request a family member to directly massage your pain area. The buttocks area will require some strength, however let your pain tolerance to decide the level of massage strength. At the same time the effect will be better if massaging is combined with Acupressure Massage or Trigger point therapy.