Trial on Use of Coloshield in Transanal and Anal Surgery

NCT ID: NCT02579330

Last Updated: 2015-10-19

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

22 participants

Study Classification

INTERVENTIONAL

Study Start Date

2015-12-31

Study Completion Date

2016-06-30

Brief Summary

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In various transanal and anal procedures it is desirable to clean the operating field from stool contamination. Thus mechanical bowel preparation is not well tolerated by patients. Enema does not provide sufficient effect. By the use of Coloshield a rectal washout might be performed and enable a clean operating field. In this randomized controlled trial the macroscopic contamination of the rectum with and without Coloshield is compared using the Boston Bowel Preparation Score (0-3).

Detailed Description

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Conditions

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Fistula-in-ano Rectal Polyp Rectal Adenoma Hemorrhoids Anal Fissure

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

SINGLE

Outcome Assessors

Study Groups

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Coloshield Group

In the Intervention group the Coloshield Device (double balloon system) will be introduced at the beginning of surgery followed by a washout of the rectum with 500ml of saline solution. The grade of macroscopic contamination will be assessed.

Group Type EXPERIMENTAL

Coloshield

Intervention Type DEVICE

Coloshield is designed to occlude the rectum during surgery thus enabling the possibility for rectal washout and maintaining a clear operating field. The rod-shaped Instrument contains two silicon balloons which are inflated by means of a catheter. Several holes at the section in between the two balloons are connected to another catheter, which enable negative pressure to be established. By insufflation of the two balloons and establishment of a negative pressure between the balloons by means of connection to a closed drainage bottle the colon is occluded for the duration of surgery.

Control

Intervention Type OTHER

In the control group no device is introduced but a rectal washout with 500ml of Saline solution in performed.

Control Group

In the control Group the grade of macroscopic contamination will be assessed after rectal washout with 500ml of saline solution.

Group Type SHAM_COMPARATOR

Control

Intervention Type OTHER

In the control group no device is introduced but a rectal washout with 500ml of Saline solution in performed.

Interventions

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Coloshield

Coloshield is designed to occlude the rectum during surgery thus enabling the possibility for rectal washout and maintaining a clear operating field. The rod-shaped Instrument contains two silicon balloons which are inflated by means of a catheter. Several holes at the section in between the two balloons are connected to another catheter, which enable negative pressure to be established. By insufflation of the two balloons and establishment of a negative pressure between the balloons by means of connection to a closed drainage bottle the colon is occluded for the duration of surgery.

Intervention Type DEVICE

Control

In the control group no device is introduced but a rectal washout with 500ml of Saline solution in performed.

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Patients undergoing surgery for Fistula-in-ano, transanal resection of rectal Polyp or Adenoma, haemorrhoids or anal fissure.

Exclusion Criteria

* Age \<18 years
* inability to give informed consent
* pregnancy
* missing informed consent
* emergency Operation (\<24hours of diagnosis and admission at emergency room)
* rectal strictures or Stenosis
* status post rectal resection or pelvic Radiation therapy
* inflammatory bowel disease with inclusion of the rectum
* need for mechanical bowel preparation
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Daniel Steinemann, MD

OTHER

Sponsor Role lead

Responsible Party

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Daniel Steinemann, MD

Sponsor-Investigator

Responsibility Role SPONSOR_INVESTIGATOR

Principal Investigators

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Daniel C Steinemann, MD

Role: PRINCIPAL_INVESTIGATOR

Cantonal Hospital Baselland, Switzerland

Locations

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Kantonsspital Baselland, Department of Surgery, Bruderholz

Bruderholz, , Switzerland

Site Status

Countries

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Switzerland

Central Contacts

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Daniel C Steinemann, MD

Role: CONTACT

0041 61 436 27 04

References

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Cordewener C, Zurcher M, Muller PC, Muller-Stich BP, Zerz A, Linke GR, Steinemann DC. Randomized clinical trial on the use of a colon-occlusion device to assist rectal washout. Surg Endosc. 2021 Sep;35(9):5078-5087. doi: 10.1007/s00464-020-07992-9. Epub 2020 Sep 23.

Reference Type DERIVED
PMID: 32968914 (View on PubMed)

Other Identifiers

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2015-341

Identifier Type: -

Identifier Source: org_study_id

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