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NCT Number: NCT07241091

SurgiPerito Trial: High-Purity Type-I Collagen for Peritoneal Reconstruction After Cytoreductive Surgery

This dual-centre, randomized controlled trial evaluates the safety and efficacy of high-purity Type-I collagen-based biomaterial, as a peritoneal substitute following peritonectomy in patients undergoing cytoreductive surgery (CRS) for peritoneal surface malignancy. The study tests whether Surgicoll-Mesh can reduce major postoperative intra-abdominal complications compared with standard management.

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Key information

About this study

Peritonectomy during CRS often leads to adhesion formation, obstruction, and wound complications. High-purity Type-I collagen-based biomaterial, a resorbable collagen matrix, provides a temporary barrier and scaffold that promotes tissue regeneration and reduces adhesions. This trial will randomize 60 patients (30 per group) to receive standard closure or peritoneal reconstruction with high-purity Type-I collagen-based biomaterial. The primary endpoint is the incidence of major intra-abdominal complications within 2 months. Secondary endpoints include individual complication rates, bowel recovery, hospital stay, mesh-related events, and quality of life

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Age ≥18 years
  • Diagnosed peritoneal surface malignancy (colorectal, ovarian, appendiceal, mesothelioma, pseudomyxoma)
  • Undergoing cytoreductive surgery ± HIPEC requiring peritonectomy
  • ECOG 0-2, adequate organ function, informed consent

Exclusion criteria

  • Collagen allergy or active infection
  • Immunosuppression or chronic steroid use
  • Pregnancy/lactation
  • Uncontrolled sepsis, bowel perforation, or extensive small bowel resection

Treatment and study plan

High-Purity Type-I Collagen Scaffold

Device

Peritoneal reconstruction using High-Purity Type-I Collagen Scaffold after peritonectomy. Purpose is to act as a biologic peritoneal substitute promoting tissue regeneration and reducing postoperative adhesions and complications.

Standard Peritonectomy Closure

Procedure

Conventional Closure, to serve as the comparator arm for evaluating complication rates, adhesion formation, and recovery outcomes.

Primary outcomes

  1. Incidence of Major Intra-abdominal Complications

    Time frame: 2 months post-surgery

    Incidence of major intra-abdominal complications (adhesive SBO, enterocutaneous fistula, reoperation, grade ≥3 wound complication) within 2 months post-surgery

Secondary outcomes

  1. Individual Complication Rates

    Time frame: 2 months

    Individual complication rates (intraperitoneal adhesions, bowel obstruction, wound infection, hernia, fistula)

  2. Time to Bowel Function Recovery

    Time frame: 1 month

    Time to bowel function recovery and diet tolerance

  3. Length of Intensive Care Unit Stay

    Time frame: During index hospitalization

    Duration of postoperative intensive care unit stay following cytoreductive surgery.

  4. Length of Hospital Stay

    Time frame: During index hospitalization

    Total duration of hospitalization following cytoreductive surgery.

  5. Device-related Adverse Events

    Time frame: Within 2 months after surgery

    Any adverse event deemed related to the implanted High-Purity Type-I Collagen biomaterial, including mesh reaction, infection, seroma, rejection, or need for mesh removal, assessed within the 2-month postoperative period.

  6. MRI-Detected Intra-Abdominal Adhesions

    Time frame: Within 2 months after surgery

    Number of participants with dense intra-abdominal adhesions detected by postoperative magnetic resonance imaging.

  7. Change in Quality of Life Domains (EORTC QLQ-C30)

    Time frame: Baseline to 2 months after surgery

    Change from baseline in quality of life assessed using the EORTC QLQ-C30 questionnaire. Scores are transformed to a 0-100 scale.

    For global health and functional scales, higher scores indicate better outcomes and higher change values represent improvement.

    For pain (symptom scales), higher scores indicate worse symptoms; therefore, reductions from baseline represent improvement

Sponsors and collaborators

Lead sponsor

Adichunchanagiri Institute of Medical Sciences, B G Nagara

Other

Collaborators

  • JSS Medical College Hospital

Registry information

Official study title

A Randomized Controlled Trial of High-Purity Type-I Collagen-Based Biomaterial (Surgicoll-Mesh®) as a Peritoneal Substitute to Prevent Post-Peritonectomy Complications in Patients Undergoing Cytoreductive Surgery

Important dates

Study start
2025
Primary completion
2026
Study completion
2026
First posted
Nov 21, 2025
Registry last updated
Mar 30, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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