It's a partable,rigidity first-aid stretcher.It main used for the orthopaedics and the wounded.?There is a zip clutch at the middle of the stretcher's both side.?It can made the stretcher to the right and the left,?it also can draw out when put the patient to the operating-table or the sick-bed quickly but not to move the patient.?According to the patien's stature,?it can tune up at will,?after the patient on the stretcher,?it can move to the firstaid car dirctly.?when the stretcher separated to two parts,It can fold,so that easy to transport,carry.