Response of Breasts to Different Stimulation Patterns of an Electric Breast Pump
説明
<jats:p> To test the effect on milk ejection, an electric breast pump was programmed to provide pumping patterns with frequencies of 45 to 125 cycles/min and vacuums of -45 to -273 mm Hg. The time taken for milk ejection to occur (measured using ultrasound to detect a dilation of a lactiferous duct in the opposite breast) in response to the current Medela electric breast pump pattern (45 cycles/min) was 147 ± 13 s. For patterns that more closely resemble the sucking frequency of an infant when it first attaches to the breast, milk ejection occurred between 136 ± 12 and 104 ± 10 s, although this difference was not statistically significant. Milk ejection in response to breastfeeding occurred after 56 ± 4 s. The applied vacuum affected the amount of milk that was removed up to 50 to 70 s after milk ejection but not the time for milk ejection. J Hum Lact. 19(2):179- 186. </jats:p>
収録刊行物
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- Journal of Human Lactation
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Journal of Human Lactation 19 (2), 179-186, 2003-05
SAGE Publications
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詳細情報 詳細情報について
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- CRID
- 1364233269186080896
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- NII論文ID
- 30006875637
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- ISSN
- 15525732
- 08903344
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