1) to ensure accurate dose and correct parameters 2) in the input process to closely observe the injections unobstructed if there is alarm timely to find the reasons in dealing with the corresponding 3) between the scalp needle to connect closely into and prevent safety syringe pump 4) observed after reaction and local exudation swelling etc. 5) to replace the syringe pump before tube and scalp acupuncture if pollution timely replacement of every 24 hours 6) long-term use of injection pump with every 24-48 hours to replace a injection site 7) well pump maintenance and cleaning