Flexible endoscope–assisted suture release and barrel stave osteotomy for the correction of sagittal synostosis
Abstract
OBJECTIVE: Early suturectomy with a rigid endoscope followed by orthotic cranial helmet therapy is an accepted treatment option for single-suture craniosynostosis. To the authors’ knowledge, flexible endoscope–assisted suture release (FEASR) has not been previously described. Presented herein is their experience with FEASR for the treatment of isolated sagittal craniosynostosis. METHODS: A retrospective analysis of the health records of patients who had undergone FEASR between March 2018 and December 2020 was performed. Patients under the age of 6 months who had been diagnosed with isolated sagittal synostosis were considered eligible for FEASR. Exclusion criteria included syndromic synostosis or multiple-suture synostosis. The cephalic index, the primary measure of the cosmetic endpoint, was calculated at prespecified intervals: immediately preoperatively and 6 weeks and 12 months postoperatively. Parental satisfaction with the cosmetic outcome was determined throughout the clinical follow-up and documented according to a structured questionnaire for the first 12 months. RESULTS: A total of 18 consecutive patients met the criteria for study inclusion. The mean patient age at the time of surgery was 3.4 months (range 2–6 months). All patients underwent a wide craniectomy with no need to convert to an open procedure. The mean craniectomy width was 3.61 cm. Estimated blood loss ranged from 5 to 30 ml. The mean operative time was 75 minutes. No intraoperative complications were observed. The average length of stay was 2.6 days. The mean cephalic index was 67.7 preoperatively, 77.1 at 6 weeks postoperatively, and 76.3 at 1 year postoperatively. The mean percentage change in the cephalic index from preoperatively to the 12-month follow-up was 10.44 (p < 0.001). The mean follow-up was 17 months (range 12–28 months). All parents were satisfied with the cosmetic outcome of the procedure. No patients developed symptoms of raised intracranial pressure (ICP) or needed invasive ICP monitoring during the follow-up period. No patients required reoperation. CONCLUSIONS: In this modest single-hospital series, the authors demonstrated the feasibility of FEASR in treating sagittal synostosis with favorable cosmetic outcomes. The morbidity profile and resource utilization of the procedure appear similar to those of procedures conducted via traditional rigid endoscopy.
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Flexible endoscope-assisted suture release combined with barrel stave osteotomies represents another minimally invasive alternative for sagittal synostosis correction.
“Similarly, Labuschagne et al. demonstrated that flexible endoscope-assisted suture release combined with barrel stave osteotomies represents another minimally invasive alternative for sagittal synostosis correction [85].”
From Developments in diagnostic and surgical techniques in children with sagittal suture craniosynostosis: a systematic review spanning the last 30 years (2025) · cites this paper as [85]
Two primary surgical approaches are utilized for treatment of craniosynostosis: the (flexible) endoscopic-assisted technique and the conventional open surgical approach, with the choice depending on individual surgical planning and case specifics.
“Two primary surgical approaches are utilized for the treatment of craniosynostosis: the (flexible) endoscopic-assisted technique and the conventional open surgical approach, with the choice depending on individual surgical planning and case specifics.”
From Developments in diagnostic and surgical techniques in children with sagittal suture craniosynostosis: a systematic review spanning the last 30 years (2025) · cites this paper as [85]
Endoscopic approaches are preferred in infants younger than 6 months, while open surgical techniques are typically used in older children.
“Endoscopic approaches are preferred in infants younger than 6 months, while open surgical techniques are typically used in older children [2, 50, 85].”
From Developments in diagnostic and surgical techniques in children with sagittal suture craniosynostosis: a systematic review spanning the last 30 years (2025) · cites this paper as [85]
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- Authors
- Labuschagne, J., Mutyaba, D., Ouma, J., & Dewan, M. C.
- Affiliations
- University of the Witwatersrand (ZA)
- Vanderbilt University Medical Center (US)
- Venue
- Journal of Neurosurgery: Pediatrics
- Published
- 2023-01-01
- Volume
- 31
- Issue
- 1
- Pages
- 71-77
- ISSN
- 1933-0707 (ISSN-L)
- 1933-0715
- OpenAlex
- W4306175624
- Cited by
- 10
- References
- 43
- Citations by year
- 2026: 1 · 2025: 3 · 2024: 5 · 2023: 1
- FWCI
- 1.36
- Type
- journal article
- Language
- en
- Open access
- closed
- Locations
- Journal of Neurosurgery Pediatrics (publishedVersion)
- PubMed (publishedVersion)
- Topics
- Life Sciences › Biochemistry, Genetics and Molecular Biology › Genetics › Craniofacial Disorders and Treatments
- Health Sciences › Medicine › Surgery › Pectus Deformity Diagnosis and Treatment
- Health Sciences › Medicine › Surgery › Reconstructive Facial Surgery Techniques
- Keywords
- sagittal craniosynostosis, pediatric neurosurgery, cephalic index, cosmetic outcome, parental satisfaction, intracranial pressure, length of hospital stay, operative time, blood loss
- MeSH terms
- Cranial Sutures, Craniosynostoses, Craniotomy, Humans, Infant, Osteotomy, Retrospective Studies, Sutures, Treatment Outcome, Endoscopes
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