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[The relationship between oral feeding and cardiorespiratory regulation of premature infants]
1Department of Nursing, National Tainan Institute of Nursing.
Insights
Premature infants’ cardiorespiratory responses during feeding depend on maturity and health. Understanding these responses improves feeding safety and clinical observation for nurses caring for these vulnerable infants.
Area of Science:
- Neonatal physiology
- Developmental pediatrics
Context:
- Premature infants exhibit varied cardiorespiratory responses to oral feeding.
- Individual differences are influenced by maturity and underlying diseases.
- Effective oral feeding requires coordinated sucking, swallowing, and breathing.
Purpose:
- To review the cardiorespiratory regulation mechanisms during oral feeding in premature infants.
- To enhance nurses' clinical observation skills for safe feeding practices.
- To identify factors influencing feeding readiness and performance.
Summary:
- Sucking skill maturation and the coordination of sucking, swallowing, and breathing are crucial for successful oral feeding.
- Feeding performance is significantly linked to cardiorespiratory stability in early oral feeding stages.
- Decreased vagal tone increases heart rate, and oxygen saturation (SaO2) may initially drop but improves with feeding experience.
Impact:
- Provides knowledge to assess feeding readiness in premature infants.
- Facilitates the development of safe feeding protocols.
- Aims to reduce cardiorespiratory workload during feeding for improved infant outcomes.
Abstract:
Levels of maturity and diseases of premature infants are factors that produce individual differences in cardiorespiratory responses to oral feeding and feeding performances. Recognition of mechanisms and cardiorespiratory regulation of oral feeding may increase sensitivity of clinical observation of nurses and facilitate safe and comfort feeding experiences for premature infants. Four major concepts of this integrated literature review are: (a) The maturation of sucking skills and coordination of sucking, swallowing, and breathing play an important role in successful oral feeding. (b) There are significant relationships between the feeding performances and cardiorespiratory stability of premature infants in the early period of oral feeding. (c) During the oral feeding period, the reduction of vagal tone will increase the heart rate of premature infants in order to balance physiological metastasis. (d) During the early period of oral feeding, the SaO2 of premature infants might decrease continually. This condition can be improved gradually with experience of oral feeding. These concepts provide knowledge for assessing feeding readiness and facilitate protocols for safe feeding by reducing the cardiorespiratory workload of premature infants.
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