Effect of different labor forces on fetal skull molding

Medical Engineering and Physics

Volumn 33, Issue 5, 2011, Pages 620-625

  Pu, Fang ^a   Xu, Liqiang ^a   Li, Deyu ^a   Li, Shuyu ^a   Sun, Lianwen ^a   Wang, Ling ^a   Fan, Yubo ^a  

^a BEIHANG UNIVERSITY   (China)

Author keywords

Biomechanics; Fetal head molding; Finite element analysis; Labor force

Indexed keywords

EXPERIMENTAL DATA; EXPERIMENTAL OBSERVATION; FETAL HEAD; FINITE ELEMENT ANALYSIS; FINITE ELEMENT MODELING; GEOMETRIC MODELS; HEAD INJURIES; LABOR FORCE; MAJOR FACTORS; NON-LINEAR FINITE ELEMENT MODEL; ROTATIONAL DISPLACEMENTS; SIMULATION RESULT; SKULL MODELS; VAGINAL DELIVERY; WHITE LIGHT;

BIOMECHANICS; BONE; DEFORMATION; FINITE ELEMENT METHOD; GEOMETRY; THREE DIMENSIONAL;

MOLDING;

POLYETHYLENE;

ANTERIOR FONTANEL; ARTICLE; BIOMECHANICS; CRANIAL SUTURE; FETUS; FINITE ELEMENT ANALYSIS; FORCE; FRONTAL BONE; GEOMETRY; HEAD FLATTENING; HEAD INJURY; HUMAN; LABOR; LABOR STAGE 1; PRIORITY JOURNAL; SIMULATION; SKULL; STRESS STRAIN RELATIONSHIP; VAGINAL DELIVERY;

FEMALE; FETUS; FINITE ELEMENT ANALYSIS; HUMANS; INFANT, NEWBORN; LABOR STAGE, FIRST; MECHANICAL PROCESSES; NONLINEAR DYNAMICS; PREGNANCY; REPRODUCIBILITY OF RESULTS; SKULL;

EID: 79955950818     PISSN: 13504533     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.medengphy.2010.12.018     Document Type: Article

References (16)

1. Govaert P. Cranial haemorrhage in the term newborn infant 1993, Mac Keith Press, Cambridge University Press, London.
2. Sorbe B., Dahlgren S. Some important factors in the molding of the fetal head furing vaginal delivery - a photographic study. International Journal of Gynaecology and Obstetrics 1983, 21(3):205-212.
3. McPherson G., Kriewall T. Fetal head molding: an investigation utilising a finite element model of the fetal parietal bone. Journal of Biomechanics 1980, 13(1):17-26.
4. Lapeer R.J., Prager R.W. Fetal head moulding: finite element analysis of a fetal skull subjected to uterine pressures during the first stage of labour. Journal of Biomechanics 2001, 34(9):1125-1133.
5. Bell F. Biomechanics of human parturition: a fundamental approach to the mechanics of the first stage of labour. PhD thesis. Glasgow: University of Strathclyde; 1972.
6. Turnbull A.C. Uterine contractions in normal and abnormal labour. The Journal of Obstetrics and Gynaecology of the British Empire 1957, 64(3):321-333.
7. Lindgren L. The causes of foetal head moulding in labour. Acta Obstetricia et Gynecologica Scandinavica 1960, 39(1):46-62.
8. Antonucci M.C., Pitman M.C., Eid T., Steer P.J., Genevier E.S. simultaneous monitoring of head-to-cervix forces intrauterine pressure and cervical dilatation during labour. Medical Engineering Physics 1997, 19(4):317-326.
9. Wang S.W., Lian Y. Study of physical constants in chinese obstetrics and dystocia control 2002, Science and Technology Press, Tianjin, China, P 336.
10. McPherson G., Kriewall T. The elastic modulus of fetal cranial bone: a first step towards an understanding of the biomechanics of fetal head molding. Journal of Biomechanics 1980, 13(1):9-16.
11. Bylski D., Kriewall T., Akkas N., Melvin J. Mechanical behavior of fetal dura mater under large deformation biaxial tension. Journal of Biomechanics 1986, 19(1):19-26.
12. McElhaney J. Dynamic characteristics of the tissues of the head. Prespectives in biomedical enginnering 1973, MacMillan Press, London, p. 215-22.
13. Kriewall T.J., Stanley J.S., McPherson G.K. Neonatal head shape after delivery: an index of molding. Journal of Perinatal Medicine 1977, 5(6):260-267.
14. Bronzino J.D. The biomedical engineering handbook 1995, CRC Press, Florida, USA.
15. Lindgren C.L., Smyth C.N. Measurement and interpretation of the pressures upon the cervix during normal and abnormal labour. The Journal of Obstetrics and Gynaecology of the British Commonwealth 1961, 68(6):901-915.
16. Roth S., Vappou J., Raul J.S., et al. Child head injury criteria investigation through numerical simulation of real world trauma. Computer Methods and Programs in Biomedicine 2009, 93(1):32-45.