Randomised Controlled Trial on Pre-peritoneal Drainage After Totally Extra-peritoneal Hernioplasty for Inguinal Hernia

NCT ID: NCT02762747

Last Updated: 2016-05-10

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

UNKNOWN

Clinical Phase

NA

Total Enrollment

200 participants

Study Classification

INTERVENTIONAL

Study Start Date

2016-05-31

Study Completion Date

2018-08-31

Brief Summary

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This is a RCT on drain versus no drain after laparoscopic totally extra-peritoneal hernioplasty. We will assess the difference in seroma formation after surgery in 2 two groups by an independent assessor clinically and radiologist to document the size of seroma after surgery. Other secondary outcomes will be measured including post-operative pain, discomfort, analgesic used, patient satisfaction, recurrence of hernia, wound infection, etc.

Detailed Description

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Inguinal hernia is a common disease and causes significant morbidity if left untreated. With the advances of laparoscopic approach of extra-peritoneal hernioplasty, it significantly reduces the post-operative pain and lead to a better quality of life with higher acceptance to patients.However, similar to traditional Litchenstein approach, post operative seroma formation is still a common problem encountered after surgery. Numerous method has been described to reduce chance of seroma formation, however, none was proven to be effective except pre-peritoneal drainage. There are currently 2 large retrospective non-randomized cohort study to evaluate the effectiveness of preperitoneal drainage available for reference. We therefore study the feasibility and efficacy of preperitoneal drainage with large scale randomized trial.

Patient fulfill inclusion criteria and consent to surgery and study will be recruited. A standardized pre-peritoneal dissection and mesh placement will be adopted. Immediately before deflation of pre-peritoneal space, randomization will be performed by calling research assistant for study group using computer generated code. Drain will be placed for 23 hours after operation and ultrasonography will be performed immediately after removal of drain. USG will be repeated at post-operative 1 week, 1 month, 3 months, 6 months and 1 year after surgery. For non-drain group, a fake drain will be attach to the skin of the wound to achieve double blinding to patients and assessors. In addition to seroma, patient demographics and secondary outcome including post-operative pain score, discomfort, foreign body sensation, patient satisfaction, infection, recurrence, etc will be studied.

Conditions

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Hernia, Inguinal

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Drain

preperitoneal suction drainage after laparoscopic totally extra-peritoneal hernioplasty for inguinal hernia

Group Type EXPERIMENTAL

preperitoneal suction drainage

Intervention Type PROCEDURE

preperitoneal suction drainage after laparoscopic totally extra-peritoneal hernioplasty for inguinal hernia

No-drain

No drainage after laparoscopic totally extra-peritoneal hernioplasty for inguinal hernia

Group Type NO_INTERVENTION

No interventions assigned to this group

Interventions

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preperitoneal suction drainage

preperitoneal suction drainage after laparoscopic totally extra-peritoneal hernioplasty for inguinal hernia

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* Age above 18 and below 80
* Male or female patients
* Unilateral inguinal hernia
* First occurrence hernia
* Consent to laparoscopic hernioplasty for inguinal hernia

Exclusion Criteria

* Inguino-scrotal hernia
* Recurrent inguinal hernia
* Incarcerated hernia
* Bilateral inguinal hernia
* Bleeding tendency
* On anti-platelet agent or anti-coagulant
* Co-morbidies
* Decline or not consent to surgery
Minimum Eligible Age

18 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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The University of Hong Kong-Shenzhen Hospital

OTHER

Sponsor Role collaborator

The University of Hong Kong

OTHER

Sponsor Role lead

Responsible Party

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Dr. Joe King-Man Fan

Consultant

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Joe KM Fan, MBBS,MS,FRCS

Role: STUDY_CHAIR

The University of Hong Kong

Locations

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Department of Surgery, The University of Hong Kong - Shenzhen Hospital

Shenzhen, , China

Site Status RECRUITING

Countries

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China

Central Contacts

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Joe KM Fan, MBBS,MS,FRCS

Role: CONTACT

+86-18307555114

WL Law, MBBS,MS,FRCS

Role: CONTACT

+852-22554763

Facility Contacts

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Joe KM Fan, MBBS,MS,FRCS

Role: primary

+86-18307555114

References

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Ismail M, Garg M, Rajagopal M, Garg P. Impact of closed-suction drain in preperitoneal space on the incidence of seroma formation after laparoscopic total extraperitoneal inguinal hernia repair. Surg Laparosc Endosc Percutan Tech. 2009 Jun;19(3):263-6. doi: 10.1097/SLE.0b013e3181a4d0e1.

Reference Type RESULT
PMID: 19542859 (View on PubMed)

Gao D, Wei S, Zhai C, Chen J, Li M, Gu C, Wu H. Clinical research of preperitoneal drainage after endoscopic totally extraperitoneal inguinal hernia repair. Hernia. 2015 Oct;19(5):789-94. doi: 10.1007/s10029-014-1310-0. Epub 2014 Sep 20.

Reference Type RESULT
PMID: 25238803 (View on PubMed)

Other Identifiers

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HERN-LAPDRAIN-01

Identifier Type: -

Identifier Source: org_study_id

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