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CompletedNCT07681700Updated Jul 2, 2026

Effect of Drainage on the Incidence of Seroma After Laparoscopic Trans Abdominal Preperitoneal Inguinal Hernia Repair

An interventional study of Trans-abdominal preperitoneal repair + Drainage and Trans-abdominal preperitoneal repair in Drainage, Seroma and Laparoscopic, sponsored by Cairo University. Completed at 1 site in Egypt. Open to participants aged 18 Years to 70 Years. Per ClinicalTrials.gov, last updated 2026-07-02.

Sponsored by Cairo University · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Registered 1 year 6 months after the study started (first participant enrolled Dec 2024, registered Jun 2026).
Phase
Not applicable
Study type
Interventional
Enrollment
48
Allocation
Randomized
Ages
18 Years to 70 Years
Sex
All
01

Study summary

The aim of the study is to evaluate the effect of drainage on the incidence of seroma after laparoscopic transabdominal preperitoneal inguinal hernia repair.

Read the detailed description

Inguinal hernia repair is one of the most common surgical conditions encountered in primary care settings. Globally, around 20 million groin hernia repairs are performed each year. Surgical procedure is the gold standard treatment for inguinal hernia repair.

Laparoscopic hernioplasty is suitable for patients with inguinal hernia who can undergo general anesthesia, especially in cases like hernia recurrence after open repair, bilateral hernias, and simultaneous procedures like cholecystectomy.

Although open mesh repair has already demonstrated a low recurrence rate, laparoscopic mesh repair has become increasingly popular in recent years due to its benefits, including a better view of the groin anatomy, ease in addressing bilateral hernias, and superior cosmetic outcomes. The two most widely used laparoscopic mesh repair techniques are Totally Extra peritoneal (TEP) and Trans abdominal Preperitoneal (TAPP) repair, both of which are based on the myopectineal orifice theory. The key difference between TEP and TAPP lies in the method used to access the preperitoneal space.

02

Conditions studied

  • Drainage
  • Seroma
  • Laparoscopic
  • Trans-abdominal
  • Preperitoneal Inguinal Hernia Repair

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03

In context

Seroma

101 studies on the registry are indexed under Seroma; 22 are open to participants now.

This study's enrollment of 48 is below the median of 100 across 92 interventional studies indexed under Seroma.

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Lead sponsor

Cairo University is the lead sponsor of 4,941 studies on the registry; 1,458 are open to participants now.

Of its 37 completed or terminated interventional studies of FDA-regulated products, 5 (14%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 70 Years
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Patients aged from18 to 70 years.
  • Both sexes.
  • Patients were diagnosed with all types of inguinal hernia who are candidates for elective trans-abdominal Preperitoneal (TAPP) repair.

Exclusion criteria

Exclusion Criteria:

  • Previous history of pelvic or lower abdominal surgery.
  • Coagulopathy.
  • Any condition contraindicating laparoscopic surgery.
  • Patients with complicated hernia (irreducible/incarcerated or obstructed/strangulated hernia).
  • Active infections.
  • Uncorrected medical comorbidities.
  • Bilateral inguinal hernia either preoperative or intraoperative diagnosis.
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
48 participants (actual)

Study arms

  • Experimental
    Group A

    Patients underwent the trans-abdominal preperitoneal (TAPP) repair technique with closed suction drain was placed through the lateral 5 mm port.

    Procedure: Trans-abdominal preperitoneal repair + Drainage

  • Experimental
    Group B

    Patients underwent the trans-abdominal preperitoneal (TAPP) repair technique but the drain wasn't applied.

    Procedure: Trans-abdominal preperitoneal repair

Interventions

  • ProcedureTrans-abdominal preperitoneal repair + Drainage

    Patients underwent the trans-abdominal preperitoneal (TAPP) repair technique with closed suction drain was placed through the lateral 5 mm port.

  • ProcedureTrans-abdominal preperitoneal repair

    Patients underwent the trans-abdominal preperitoneal (TAPP) repair technique but the drain wasn't applied.

06

What researchers measure

Primary outcomes

  1. Incidence of patients suffering from Seroma

    Incidence of patients suffering from Seroma in each group after Transabdominal preperitoneal inguinal hernia repair.

    Time frame: 6 months post-procedure

Secondary outcomes

  1. Degree of pain

    Pain was assessed using Visual Analogue Scale (VAS) in which the pain score is defined from 0 (no pain) to 10 (maximum pain) at rest and during activity recorded at similar intervals.

    Time frame: 24 hours post-procedure

  2. Degree of patient satisfaction

    Degree of patient satisfaction was assessed using 3-likert point scale where (1, Neutral; 2, Satisfied; 3, Very satisfied)

    Time frame: 24 hours post-procedure

  3. Measurement of operative time

    Measurement of operative time was done from skin incision to closure.

    Time frame: Till closure of the skin (Up to 60 minutes).

  4. Incidence of recurrence

    Incidence of recurrence of hernia was assessed during follow-up visits.

    Time frame: 6 months post-procedure

07

Study locations

1 site
  • Cairo University
    Cairo, 12613, Egypt
08

References and documents

Individual participant data

Plan to share: Yes — The data will be available upon a reasonable request from the corresponding author after the end of study for one year.

Supporting information: Study protocol

Time frame: After the end of study for one year.

Access criteria: The data will be available upon a reasonable request from the corresponding author.

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jul 2, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT07681700
Lead sponsor
Cairo University
Responsible party
Adam Abdirashid Ahmed (MSc Candidate in General Surgery, Faculty of Medicine, Cairo University, Giza, Egypt, Cairo University) — Principal investigator
First posted
Jul 2, 2026
Start date
Dec 1, 2024
Primary completion
Oct 1, 2025
Completion
Oct 1, 2025
Last update
Jul 2, 2026

Oversight

FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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This study is completed, as verified in Jun 2026. You cannot join it, but the record below documents what was studied.

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