The Utility of Shanfield Implantation Technique During Creation of Mitrofanoff Procedure in Pediatric Age Group

NCT ID: NCT06472193

Last Updated: 2024-06-26

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

NA

Total Enrollment

10 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-02-01

Study Completion Date

2025-08-01

Brief Summary

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Management of bladder dysfunction was revolutionized by the introduction of intermittent catheterization by Lapides. Later, Mitrofanoff described a trans-appendicular continent cystostomy, launching a new concept whereby the bladder could be emptied by a route other than the urethra.

Clean intermittent catheterization (CIC) is one of the main tools for neurogenic lower urinary tract dysfunction management, as it provides adequate bladder emptying and protects the upper urinary tract from high pressures, hence preventing progressive renal damage.

Despite its important role, CIC is difficult to perform in various situations: lack of manual dexterity, female wheelchair patients, body habitus, anatomical morbidity due to extensive surgery or psychological problems. For such patients, continent urinary diversion (CUD) is a viable option for bladder emptying optimization.

Various techniques have been described to create an anti-reflux appendicovesical anastomosis in pediatric lower urinary tract reconstruction, whether performed via an extravesical or an intravesical route, all share a common denominator of creating a submucosal tunnel in an attempt to replicate the physiological anti-reflux mechanism.

Detailed Description

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Conditions

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Bladder Dysfunction

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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cases

Group Type EXPERIMENTAL

Shanfield implantation technique in Mitroffanof procedure

Intervention Type PROCEDURE

a stab incision of the bladder wall 1-2 cm above the trigone is deepened down to the mucosa without penetrating it. The prolapsed mucosa is grasped through this window and incised. The spatulated appendix-Mitrofanoff is advanced through the window to the interior of the bladder and its lower lip is anchored to the trigone 1-2 cm distal to the stab wound with an appropriate size (4/0-6/0) vicryle suture using a U-stich. The stitch passes initially through the bladder wall to its interior, looping full thickness through posterior lip of the appendix, then back through the full thickness of the bladder wall to be knotted outside. Supplementary stitches are added externally between the adventitia of the conduit and the detrusor to stabilise the tube-bladder intersection. The detrusorotomy is closed over loosely forming a short subdetrusor tunnel. This technique will be done by open lower midline incision or by laparoscopy using 3 or 4-port access.

Interventions

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Shanfield implantation technique in Mitroffanof procedure

a stab incision of the bladder wall 1-2 cm above the trigone is deepened down to the mucosa without penetrating it. The prolapsed mucosa is grasped through this window and incised. The spatulated appendix-Mitrofanoff is advanced through the window to the interior of the bladder and its lower lip is anchored to the trigone 1-2 cm distal to the stab wound with an appropriate size (4/0-6/0) vicryle suture using a U-stich. The stitch passes initially through the bladder wall to its interior, looping full thickness through posterior lip of the appendix, then back through the full thickness of the bladder wall to be knotted outside. Supplementary stitches are added externally between the adventitia of the conduit and the detrusor to stabilise the tube-bladder intersection. The detrusorotomy is closed over loosely forming a short subdetrusor tunnel. This technique will be done by open lower midline incision or by laparoscopy using 3 or 4-port access.

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* children with neurogenic bladder dysfunction, as an alternative route for catheterization for those who are unable or unwilling to utilize the native route being sensate urethra.
* in cases where bladder neck closure or reconstruction is necessary to achieve continence.
* Patients with urethral valves, prune belly syndrome and bladder exstrophy, performed either as an isolated procedure enabling patients to perform clean intermittent catheterization (CIC) or in relation with concomitant bladder augmentation

Exclusion Criteria

patients clinically unfit for surgery patients underwent previous traditional Mitroffanof procedure

\-
Maximum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Sohag University

OTHER

Sponsor Role lead

Responsible Party

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Mahmoud Saad Gad

principal invistigator

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Sohag university Hospital

Sohag, , Egypt

Site Status RECRUITING

Countries

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Egypt

Central Contacts

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mahmoud s gad, assistant lecutrer

Role: CONTACT

01010674328

ahmed A Gafar, professor

Role: CONTACT

01005768450

Facility Contacts

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Magdy M Amin, professor

Role: primary

References

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Paludo AO, Castro LFC, Gorgen ARH, Schwengber VHV, Dos Santos EB, Tavares P, Rosito TE, Corbetta JP. Garrahan U-Stitch laparoscopic appendicovesicostomy - Making surgery easier. J Pediatr Urol. 2020 Oct;16(5):719-720. doi: 10.1016/j.jpurol.2020.07.046. Epub 2020 Aug 10.

Reference Type BACKGROUND
PMID: 32828684 (View on PubMed)

Gander R, Asensio M, Royo GF, Lopez M. Pediatric laparoscopic mitrofanoff procedure- preliminary results of a simplified technique. J Pediatr Urol. 2022 Apr;18(2):112.e1-112.e7. doi: 10.1016/j.jpurol.2021.12.018. Epub 2022 Jan 7.

Reference Type BACKGROUND
PMID: 35063366 (View on PubMed)

Gundeti MS, Petravick ME, Pariser JJ, Pearce SM, Anderson BB, Grimsby GM, Akhavan A, Dangle PP, Shukla AR, Lendvay TS, Cannon GM Jr, Gargollo PC. A multi-institutional study of perioperative and functional outcomes for pediatric robotic-assisted laparoscopic Mitrofanoff appendicovesicostomy. J Pediatr Urol. 2016 Dec;12(6):386.e1-386.e5. doi: 10.1016/j.jpurol.2016.05.031. Epub 2016 Jun 15.

Reference Type BACKGROUND
PMID: 27349147 (View on PubMed)

Shanfield I. New experimental methods for implantation of the ureter in bladder and conduit. Transplant Proc. 1972 Dec;4(4):637-8. No abstract available.

Reference Type BACKGROUND
PMID: 4566812 (View on PubMed)

Other Identifiers

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Soh-Med-24-05-07MD

Identifier Type: -

Identifier Source: org_study_id

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