NCT06012864

Brief Summary

To Compare the safety and efficacy of PNL in a modified flank-free supine position versus prone position in pediatric patients

Trial Health

63
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
100

participants targeted

Target at P50-P75 for not_applicable

Timeline
4mo left

Started Aug 2023

Typical duration for not_applicable

Geographic Reach
1 country

1 active site

Status
not yet recruiting

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Progress90%
Aug 2023Aug 2026

First Submitted

Initial submission to the registry

August 22, 2023

Completed
6 days until next milestone

First Posted

Study publicly available on registry

August 28, 2023

Completed
2 days until next milestone

Study Start

First participant enrolled

August 30, 2023

Completed
2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

August 30, 2025

Completed
1 year until next milestone

Study Completion

Last participant's last visit for all outcomes

August 30, 2026

Expected
Last Updated

August 28, 2023

Status Verified

August 1, 2023

Enrollment Period

2 years

First QC Date

August 22, 2023

Last Update Submit

August 22, 2023

Conditions

Outcome Measures

Primary Outcomes (1)

  • sucess rate

    stone free rate

    within 3 months post operative

Secondary Outcomes (2)

  • complication rate

    1 month

  • operative time

    intraoperative

Study Arms (2)

modified supine PNL

EXPERIMENTAL

patients doing FFMS PNL

Procedure: PNL

prone PNL

EXPERIMENTAL

patients doing prone PNL

Procedure: PNL

Interventions

PNLPROCEDURE

percutaneous extraction of the stones in the kidney

modified supine PNLprone PNL

Eligibility Criteria

AgeUp to 18 Years
Sexall
Healthy VolunteersYes
Age GroupsChild (0-17), Adult (18-64)

You may qualify if:

  • Age ≤ 18 years old. Renal stones are amenable for PNL with Guy's stone score 1-2.

You may not qualify if:

  • congenital anomalies. skeletal anomalies. bleeding diathesis. active urinary tract infection. Patient refusing participation. Patients with PCN.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Assiut University Hospital

Asyut, 11751, Egypt

Location

Related Publications (11)

  • Holman E, Khan AM, Flasko T, Toth C, Salah MA. Endoscopic management of pediatric urolithiasis in a developing country. Urology. 2004 Jan;63(1):159-62; discussion 162. doi: 10.1016/j.urology.2003.08.043.

    PMID: 14751372BACKGROUND
  • Lao M, Kogan BA, White MD, Feustel PJ. High recurrence rate at 5-year followup in children after upper urinary tract stone surgery. J Urol. 2014 Feb;191(2):440-4. doi: 10.1016/j.juro.2013.09.021. Epub 2013 Sep 16.

    PMID: 24050895BACKGROUND
  • Liatsikos EN, Kallidonis P, Stolzenburg JU, Ost M, Keeley F, Traxer O, Bernardo N, Perimenis P, Smith AD. Percutaneous management of staghorn calculi in horseshoe kidneys: a multi-institutional experience. J Endourol. 2010 Apr;24(4):531-6. doi: 10.1089/end.2009.0264.

    PMID: 20218888BACKGROUND
  • Caione P, De Dominicis M, Collura G, Matarazzo E, Nappo SG, Capozza N. Microperc for pediatric nephrolithiasis: technique in valdivia-modified position. Eur J Pediatr Surg. 2015 Feb;25(1):94-9. doi: 10.1055/s-0034-1387939. Epub 2014 Sep 13.

    PMID: 25217714BACKGROUND
  • Desoky EAE, Sakr AM, ElSayed ER, Ali MM. Ultra-Mini-Percutaneous Nephrolithotomy in Flank-Free Modified Supine Position vs Prone Position in Treatment of Pediatric Renal Pelvic and Lower Caliceal Stones. J Endourol. 2022 May;36(5):610-614. doi: 10.1089/end.2021.0557. Epub 2022 Mar 9.

    PMID: 34861776BACKGROUND
  • Falahatkar S, Moghaddam AA, Salehi M, Nikpour S, Esmaili F, Khaki N. Complete supine percutaneous nephrolithotripsy comparison with the prone standard technique. J Endourol. 2008 Nov;22(11):2513-7. doi: 10.1089/end.2008.0463.

    PMID: 19046091BACKGROUND
  • Vicentini FC, Torricelli FC, Mazzucchi E, Hisano M, Murta CB, Danilovic A, Claro JF, Srougi M. Modified complete supine percutaneous nephrolithotomy: solving some problems. J Endourol. 2013 Jul;27(7):845-9. doi: 10.1089/end.2012.0725. Epub 2013 Jun 8.

    PMID: 23373958BACKGROUND
  • Kukreja RA, Desai MR, Sabnis RB, Patel SH. Fluid absorption during percutaneous nephrolithotomy: does it matter? J Endourol. 2002 May;16(4):221-4. doi: 10.1089/089277902753752160.

    PMID: 12042103BACKGROUND
  • Desoky EA, Allam MN, Ammar MK, Abdelwahab KM, Elsaid DA, Fawzi AM, Alayman AA, Shahin AM, Kamel HM. Flank free modified supine position: A new modification for supine percutaneous nephrolithotomy. Arab J Urol. 2012 Jun;10(2):143-8. doi: 10.1016/j.aju.2011.12.008. Epub 2012 Mar 7.

    PMID: 26558017BACKGROUND
  • De Sio M, Autorino R, Quarto G, Calabro F, Damiano R, Giugliano F, Mordente S, D'Armiento M. Modified supine versus prone position in percutaneous nephrolithotomy for renal stones treatable with a single percutaneous access: a prospective randomized trial. Eur Urol. 2008 Jul;54(1):196-202. doi: 10.1016/j.eururo.2008.01.067. Epub 2008 Feb 4.

    PMID: 18262711BACKGROUND
  • Emiliani E, Quiroz YY, Llorens E, Quintian C, Motta G, Villada D, Bujons A. Retrorenal colon in pediatric patients with urolithiasis: Is the supine position for PCNL advantageous? J Pediatr Urol. 2022 Dec;18(6):741.e1-741.e6. doi: 10.1016/j.jpurol.2022.07.028. Epub 2022 Aug 3.

    PMID: 35985922BACKGROUND

MeSH Terms

Conditions

Urolithiasis

Condition Hierarchy (Ancestors)

Urologic DiseasesFemale Urogenital DiseasesFemale Urogenital Diseases and Pregnancy ComplicationsUrogenital DiseasesMale Urogenital Diseases

Study Officials

  • Ahmed Eltaher, MD

    Assiut University

    STUDY DIRECTOR

Central Study Contacts

mostafa kamel, A L

CONTACT

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
PARTICIPANT
Masking Details
closed envelope
Purpose
TREATMENT
Intervention Model
PARALLEL
Model Details: Patients divided into two groups (group A: modified supine PNL, group B: prone PNL)
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
DR

Study Record Dates

First Submitted

August 22, 2023

First Posted

August 28, 2023

Study Start

August 30, 2023

Primary Completion

August 30, 2025

Study Completion (Estimated)

August 30, 2026

Last Updated

August 28, 2023

Record last verified: 2023-08

Data Sharing

IPD Sharing
Will not share

Locations