Abstract
Background
Single-site laparoscopic percutaneous extraperitoneal closure (SLPEC) of hernia sac/processus vaginalis has been widely performed for repair of inguinal hernia/hydrocele in children. However, a variety of surgical instruments and techniques were used, and significant differences existed among the SLPEC reports.
Methods
A literature search was performed for all available studies concerning SLPEC for pediatric inguinal hernia/hydrocele in PubMed, Embase and Cochrane library. The surgical details and operative outcomes were pooled and analyzed with software StataSE 12.0.
Results
49 studies fulfilled the predefined inclusion criteria of this review and 37 studies were finally included in the meta-analysis. The mean incidence of CPPV was 29.1% (range 5.73–43.0%). The average of mean operative time was 19.56 min (range 8.30–41.19 min) for unilateral SLPEC and 27.23 min (range 12.80–48.19 min) for bilateral SLPEC. The total incidence of injury, conversion, recurrence, hydrocele formation, knot reaction, severe pain, and scrotal swelling was 0.32% (range 0–3.24%), 0.05% (range 0–0.89%), 0.70% (range 0–15.5%), 0.23% (range 0–3.57%), 0.33% (range 0–3.33%), 0.05% (range 0–4.55%), and 0.03% (range 0–1.52%), respectively. There was no development of testicular atrophy. Subgroup analyses showed an inverse correlation between the injury incidence and adoption of assisted forceps, hydrodissection, and blunt puncture device, between the conversion rate and adoption of hydrodissection, between the recurrence/hydrocele incidence and adoption of assisted forceps, hydrodissection, nonabsorbable suture and the preventive measures to avoid ligating the unnecessary subcutaneous tissues, and between the rate of knot reaction and adoption of assisted forceps, hydrodissection, and the preventive measures.
Conclusions
SLPEC was a well-developed procedure for repair of pediatric inguinal hernia/hydrocele. Adoption of assisted forceps, hydrodissection, nonabsorbable suture, and the preventive measures to avoid ligating the unnecessary subcutaneous tissues could significantly reduce the intra- and postoperative complications.
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Acknowledgements
This work was supported by the Natural Science Foundation of Ningbo Municipal Science and Technology Bureau-2016A610177.
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Furan Wang has no conflicts of interest or financial ties to disclose.
Appendix
Appendix
PubMed
(“hernia, inguinal“[mh] OR hydrocele[mh] OR “inguinal hernia” OR “inguinal hernias” OR hydrocele OR hydroceles) AND (child[mh] OR infant[mh] OR adolescent[mh] OR child OR children OR infant OR infants OR baby OR babies OR pediatric OR pediatrics OR paediatric OR paediatrics OR adolescent OR adolescents) AND (laparoscopy[mh] OR laparoscopes[mh] OR laparoscopy OR laparoscopic OR coelioscopy OR coelioscopic OR celioscopy OR celioscopic OR peritoneoscopy OR peritoneoscopic OR endoscopy OR endoscopic OR laparoendoscopy OR laparoendoscopic OR minilaparoscopy OR minilaparoscopic OR laparoscope OR laparoscopes).
Embase
(‘inguinal hernia’/exp OR hydrocele/exp OR ‘inguinal hernia’ OR ‘inguinal hernias’ OR hydrocele OR hydroceles) AND (child/exp OR infant/exp OR adolescent/exp OR baby/exp OR child OR children OR infant OR infants OR baby OR babies OR pediatric OR pediatrics OR paediatric OR paediatrics OR adolescent OR adolescents) AND (laparoscopy/exp OR laparoscope/exp OR laparoscopy OR laparoscopic OR coelioscopy OR coelioscopic OR celioscopy OR celioscopic OR peritoneoscopy OR peritoneoscopic OR endoscopy OR endoscopic OR laparoendoscopy OR laparoendoscopic OR minilaparoscopy OR minilaparoscopic OR laparoscope OR laparoscopes).
Cochrane library
(“hernia, inguinal“[mh] OR hydrocele[mh] OR “inguinal hernia” OR “inguinal hernias” OR hydrocele OR hydroceles) AND (child[mh] OR infant[mh] OR adolescent[mh] OR child OR children OR infant OR infants OR baby OR babies OR pediatric OR pediatrics OR paediatric OR paediatrics OR adolescent OR adolescents) AND (laparoscopy[mh] OR laparoscopes[mh] OR laparoscopy OR laparoscopic OR coelioscopy OR coelioscopic OR celioscopy OR celioscopic OR peritoneoscopy OR peritoneoscopic OR endoscopy OR endoscopic OR laparoendoscopy OR laparoendoscopic OR minilaparoscopy OR minilaparoscopic OR laparoscope OR laparoscopes).
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Chen, Y., Wang, F., Zhong, H. et al. A systematic review and meta-analysis concerning single-site laparoscopic percutaneous extraperitoneal closure for pediatric inguinal hernia and hydrocele. Surg Endosc 31, 4888–4901 (2017). https://doi.org/10.1007/s00464-017-5491-3
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DOI: https://doi.org/10.1007/s00464-017-5491-3