Fig. 6 - Dissection of parenchyma by harmonic scalpel.

Partial nephro ureterectomy in duplex renal system: preoperative 3D virtual rendering and retroperitoneal laparoscopic approach in children

The aim of this study is to presents the results of our preliminary series of 8 partial nephroureterectomy performed by retroperitoneoscopy using harmonic scalpel with a preoperative 3D virtual reconstruction of bidimensional magnetic resonance images in children affected by duplication of the renal system.

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Fig.1: Pyloromyotomy throught the umbilical excission

Single port laparoscopic assisted pyloromyotomy: our experience

Background Ramstedt pyloromyotomy is the procedure of choice for infantile hypertrophic pyloric stenosis; however, the best way to approach the pylorus is debated. Recent literature reports many comparisons between various open and laparoscopic approaches. The purpose of this experience is to show a new approach to infantile hypertrophic pyloric stenosis: single-port, laparoscopic-assisted pyloromyotomy.

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