將(jiang)壓(ya)鑄(zhu)(zhu)零(ling)(ling)件(jian)放入(ru)微(wei)弧氧(yang)化電(dian)(dian)解液中,壓(ya)鑄(zhu)(zhu)零(ling)(ling)件(jian)作為電(dian)(dian)解槽的(de)陽極,通入(ru)直流(liu)或交流(liu)電(dian)(dian)進(jin)(jin)行微(wei)弧氧(yang)化處(chu)理,使(shi)壓(ya)鑄(zhu)(zhu)零(ling)(ling)件(jian)的(de)表面具有微(wei)弧氧(yang)化膜層;將(jiang)微(wei)弧氧(yang)化處(chu)理后(hou)的(de)壓(ya)鑄(zhu)(zhu)零(ling)(ling)件(jian)進(jin)(jin)行清洗;在清洗后(hou)的(de)壓(ya)鑄(zhu)(zhu)零(ling)(ling)件(jian)表面噴(pen)涂可降解高(gao)分(fen)子材(cai)料(liao),該(gai)可降解高(gao)分(fen)子材(cai)料(liao)攜帶治療性藥物。壓(ya)鑄(zhu)(zhu)零(ling)(ling)件(jian)上的(de)微(wei)弧氧(yang)化膜層可以(yi)明(ming)顯(xian)降低夾具的(de)腐蝕速率,延(yan)長壓(ya)鑄(zhu)(zhu)零(ling)(ling)件(jian)的(de)使(shi)用壽命(ming),同時也保證了降解過程中材(cai)料(liao)的(de)力(li)學性能。