RESUMEN
<p><b>OBJECTIVE</b>To develop a portable field anesthesia machine system suitable for the medical first-aid on the spot.</p><p><b>METHODS</b>The three-dimensional structure of PFAM was designed with modeling software of Pro/E and manufactured according to the GB9706.29 and other national standards.</p><p><b>RESULT</b>Due to its small footprint and very light weight, PFAM is completely portable and convenient on different occasions within or outside a hospital environment. It can support breathing of patients and delivery anesthetic gas, fitted for both adult and children patients. All of the safety alarm systems required are employed on board.</p><p><b>CONCLUSION</b>PFAM may play an important role in the first-aid in the field or outside the hospital.</p>