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Pediatric pelvic fractures in side impact collisions
Kristy B Arbogast1, Shresta Mari-Gowda, Michael J Kallan
1The Children's Hospital of Philadelphia.
Stapp Car Crash Journal
|November 11, 2006
Summary
Pediatric pelvic fractures in side impact crashes differ by age due to skeletal development. Older children (12-15) sustain more severe pelvic ring fractures than younger children (8-11).
Area of Science:
- Orthopedic surgery
- Pediatric trauma
- Biomechanics
Background:
- Pelvic injuries in children are not well understood.
- The pediatric pelvis undergoes significant structural changes with age.
- These changes may influence fracture mechanisms.
Purpose of the Study:
- To investigate pelvic fracture injury mechanisms in children under 16 involved in side impact collisions.
- To identify factors associated with pediatric pelvic fractures.
- To correlate injury patterns with developmental age.
Main Methods:
- Utilized a crash surveillance system linking insurance claims, surveys, and crash investigations.
- Analyzed data from 15,725 children in side impact collisions.
- Conducted in-depth investigations of eight pelvic fracture cases.
Main Results:
- 0.10% of children in the study sustained pelvic fractures.
- Typical injured child: 12-15 year old female, front seat, in a side-struck collision with intrusion.
- Children 8-11 years had isolated pubic rami fractures; children 12-15 years had pelvic ring fractures, linked to pubertal ossification.
Conclusions:
- Child's developmental age is key to pelvic fracture type in side impacts.
- Ossification during puberty influences distinct pediatric pelvic fracture patterns.
- Vehicle design, specifically minimizing seat deformation, can improve side impact protection.
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