Objective To investigate the possession situation of the hemopiezometer and the home blood pressure self measurement (HBPM) among the families with hypertensive patients in the communities of Nantong City.Methods The convenience sampling was carried out among the hypertensive patients from communities of Nantong City,and the survey was performed by using the self-designed questionnaire.Results A total of 207 community hypertensive patients in Nantong City were surveyed,among them,122 cases had the hemopiezometer,accounting for 58.9%.The hemopiezometer possession rate had difference among different groups.The hemopiezometer possession rate in the patients with doctor recommendation was higher than that in the patients without doctor recommendation (P<0.05).The hemopiezometer possession rate in the patients considering that HBPM was valuable was higher than that in the patients considering that HBPM had no value (P<0.05).The HBPM knowledge and behavior questionnaire score had statistical difference in the aspects of different education levels and whether receiving the health education(P<0.01);85 cases did not purchased the hemopiezometer,among them,28 cases (32.9%) thought that the hemopiezometer was too expensive,28 cases (32.9%) thought that family did not need HBPM and 18 cases (21.2%) could not operate and use the hemopiezometer.Conclusion The hemopiezometer possession rate of the family with hypertensive patients needs to be increased,and the HBPM knowledge level and behavior need to be increased.