[Development of new ambulatory monitor for multi-channel gastroesophageal pH combining with cardiogram].
A new ambulatory monitor for multi-channel gastroesophageal pH combining with cardiogram is introduced in this paper. Key techniques of the monitor, design of hardware and software, clinical significance are described. Clinical application shows that the monitor advantages the diagnoses of functional diseases of upper digestive tract, especially is significant to distinguish the chest pain of cardiac origin and esophageal origin.
Wang
L
L
Xi'an Jiaotong University.
Zheng
C
C
Guo
S
S
D002637:Chest Pain / Q000175:diagnosis / Q000209:etiology; D004562:Electrocardiography / Q000295:instrumentation; D004867:Equipment Design; D004935:Esophageal Diseases / Q000150:complications; D004947:Esophagus; D006801:Humans; D006863:Hydrogen-Ion Concentration; D018670:Monitoring, Ambulatory / Q000295:instrumentation*; D012985:Software Design; D013270:Stomach