نتایج جستجو برای: fetal movement

تعداد نتایج: 243250  

Journal: :The British journal of general practice : the journal of the Royal College of General Practitioners 2004
Chris Del Mar Vivienne O'Connor

Should we stop telling well pregnant women to monitor fetal movements? How to use and interpret guidelines.Should we stop telling well pregnant women to monitor fetal movements? How to use and interpret guidelines." (2004).

Journal: :Physical Therapy 1999

Introduction Fetal movement started at the 7th weeks of pregnancy and by the end of pregnancy will gradually be perfect and harmonious. Near-term fetuses can discriminate acoustic features, such as frequencies and spectra, and process complex auditory streams. In this study, we aimed to evaluate fatal movement in response to music and vibration stimulation. Materials and Methods This study is a...

Journal: :American journal of obstetrics and gynecology 2001
J A Dipietro R A Irizarry M Hawkins K A Costigan E K Pressman

OBJECTIVE In this study, we wanted to model the emergence of coupling between fetal cardiac and somatic activity in normal and at-risk fetuses. STUDY DESIGN One hundred six fetuses of uncomplicated pregnancies were longitudinally monitored at 20, 24, 28, 32, 36, and 38 weeks of gestation by using a fetal actocardiograph and computerized data collection. Twenty-six fetuses of complicated pregn...

2014

Actocardiogram (ACG): The ACG simultaneously traced FHR curve and fetal movement signals. The MHz level continuous wave (CW) ultrasound was used, of which SPTA intensity was as weak as 1 mW/cm2. The fetal movement Doppler signals obtained by 2 MHz source ultrasound was 20-50 Hz. The ultrasound detected Doppler fetal heart beat signals at the same time, of which Doppler frequency was 100 or more...

2012
Brita Askeland Winje Jo Røislien J Frederik Frøen

BACKGROUND Fetal movement counting has long been suggested as a screening tool to identify impaired placental function. However, quantitative limits for decreased fetal movement perform poorly for screening purposes, indicating the need for methodological refinement. We aimed to identify the main individual temporal patterns in fetal movement counting charts, and explore their associations with...

Journal: :Clinical obstetrics and gynecology 2002
Maria D Velazquez William F Rayburn

The concept of monitoring fetal body movements has existed for more than a century. Early knowledge of fetal neurologic function was based on maternal perception of aborted fetuses and on systematic studies of newborn infants. Information on how the fetus moves and about quantitative and qualitative movement patterns during gestation has become available in the last few decades. Real-time ultra...

Journal: :acta medica iranica 0
v. marsoosi

as fetal compensation against hypoxemia progresses, the afterload on the heart and peripheral vascular resistance increases. eventually, the right heart fails, which is transmitted to the fetal venous system, causing decreased flow during late diastole or atrial contraction and increased resistance in the ductus venosus and inferior vena cava. the ductus has forward flow during atrial contracti...

2014
Mahdi Sheikh Sedigheh Hantoushzadeh Mamak Shariat

BACKGROUND Maternal counting of fetal movement is a popular and valuable screening tool of fetal wellbeing, however it is still not known what percentage of healthy pregnant women who gave birth to healthy term newborns had experienced decreased fetal movements during gestation and what maternal and fetal factors are associated with this maternal perception of decreased fetal movements. The aim...

Journal: :Bio-medical materials and engineering 2014
Yaosheng Lu Xiaodong Li Shouyi Wei Xiaolei Liu

In order to assign appropriate baseline estimation algorithms to different fetal heart rate tracing, a method to evaluate the fetal heart rate (FHR) baseline combining with the fetal movement information was proposed. Fetal actography and tocography were used to extract the fetal movement information. The results showed that the combined method, where the fetal movement detection result was the...

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