Suprazygomatic maxillary nerve block to reduce pain and shorten hospital stay after cleft palate repair in children
Official title: Length of Hospital Stay and Postoperative Analgesic Requirements After Introduction of a Specific Maxillary Nerve Block in Children Undergoing Cleft Palate Surgery: a Before-and-after Chart Review Study
Run by Karolinska Institutet · NCT07279883 · Data updated 2026-11-12
This project tries a suprazygomatic maxillary nerve block in children having cleft palate repair to see if they need less morphine and can go home sooner.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 3 Months to 15 Years |
| Sex | All |
| Enrollment | 150 (estimated) |
| Sponsor | Karolinska Institutet Academic / other |
| Locations | 1 site (Stockholm) |
| Status | Recruiting |
| Started | January 1, 2017 |
| Main results expected | December 31, 2018 |
| Study ends | December 31, 2025 |
| Registry record updated | December 12, 2025 |
| Trial ID | NCT07279883 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Children aged 3 months to 15 years who underwent cleft palate (LKG) surgery at the Karolinska center and have complete perioperative and discharge records are the ideal candidates for inclusion.
✕Probably not a fit
Patients outside the 3 months–15 years age range, those who did not receive the block or standard analgesia per protocol, or those with incomplete medical records are unlikely to be represented or benefit from the findings.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This is a retrospective before-and-after chart review of children aged 3 months to 15 years who underwent cleft palate repair at Astrid Lindgren Children's Hospital, Karolinska University Hospital during 2017–2018. The project compares outcomes from the period using standard systemic analgesia alone with the period after routine introduction of the suprazygomatic maxillary nerve block (SZMNB). Key outcomes include postoperative morphine requirements, opioid-related side effects, and length of hospital stay. The original evaluation began in 2018 but was interrupted by the COVID-19 pandemic and is based on available perioperative and discharge records.
Why it matters
Potential benefit: If successful, routine use of the nerve block could reduce opioid use and opioid-related side effects and enable earlier discharge after cleft palate repair.
How similar studies have gone: Previous studies and case series have reported that the suprazygomatic maxillary nerve block is a safe and effective method for analgesia in pediatric cleft palate and related procedures, so this project is a local before-and-after evaluation rather than a novel first test.
Who can join: the full rules
Show full inclusion / exclusion criteria
criteria for participating in the study * children aged 3 months to 15 years. * Underwent cleft palate (LKG) surgery between 2017-2018. * Available and complete medical records including perioperative notes, anesthesia documentation, and discharge summaries. * Received either standard systemic analgesia alone (2017) or standard analgesia plus suprazygomatic maxillary nerve block (SZMNB) (2018). Exclusion Criteria: not fulfilling inclusion cirteria \-
Where it's running
- Stockholm, Sweden Recruiting
Study contacts
- Principal investigator: Märit Lundblad, MD PhD — Karolinska Institutet
- Study coordinator: Jacob KarlssonM, MD PhD
- Email: jacob.karlsson.1@ki.se
- Phone: +460812370000
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How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.