Screening Children for Heart Disease with a Portable Tape Recorder

Use of tape-recorded heart sounds in screening of children for heart disease.

A portable recorder for long-term fetal heart rate monitoring

A PIC17C44 microcontroller development board and a real-time algorithm were developed with the capability of monitoring the fetal heart rate (FHR) as well as recording both the FHR and maternal heart rate for long-term. This paper describes the development of the microcontroller board and implementation of a real-time algorithm which were used to develop the portable recorder. Two set-up were d...

Portable electro-phonocardiograph using magnetic tape recorder equipped with patient's voice print.

A newly devised instrument is described which permits recording of cardiovascular sound and electrocardiogram during exercise in man. It consists of a handy magnetic casette tape recorder and a modulator. This assembly is connected to a phonocardiographic microphone which is attached to the thorax with sticky tape. The voice of patient is also recordable, if necessary. Biological transducer wil...

A portable ECG recorder for shipboard use.

A portable, 12-channel electrocardiogram (ECG) recorder is described. It weighs approximately 11 pounds, can be battery operated, and provides interpretation of the ECG tracing and a computer interface. It can be used in isolated environments, emergency vehicles, or a physician's office.

Screening for Celiac Disease in Growth Retarded Children with or without Chronic Diarrhea: a Study on Children in Kerman/Iran

Background & Aims: The aim of this study was to determine the yield of screening for celiac disease in children with failure to thrive and with or without chronic diarrhea. Methods: In this prospective study, 144 children aged 1-14 years and weighed below the fifth percentile with or without chronic diarrhea were studied during six months in 2010. Sample collection was done in the private offic...