The Maintenance of the Sphygmomanometer Affecting Its Certified Rate in the Metrological Measurement
Abstract：Objective By analyzing the common failures and their repair to give more reference to the maintenance of the mercurial sphygmomanometer.Methods Analyzing the statistic of the maintenance records preserved in equipment department and the measure reports of 156 mercurial sphygmomanometer of ourhospital granted by Chongqing Academy of Metrology and Quality Inspection. Results Though the ultimate certified sphygmomanometer rate is 98.72%, the rate of oneoff certified sphygmomanometer is 66.03%, and about 32.69% sphygmomanometer need repaired before up to grade.In the sphygmomanometer repaired, the rate of the glass tubes conta minated is 15.38%, and the other failures rate is 17.31%.Conclusion The key to keep the accuracy of the measurement of the sphygmomanometer is to improve the maintenance of the sphygmomanometer and advance its repair and test technology.
Key word:Sphygmomanometer；Metrological measure；Maintenance