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NCT Number: NCT06511167

Post-market Surveillance Study to Evaluate the Quality of Life and the Safety and Effectiveness of the TIGR® Matrix After Reconstructive Breast Surgery

The goal of this observational study is to evaluate the quality of life of participants who have undergone implant-based breast surgery. This will be done using the BREAST-Q questionnaire. The study also aims to demonstrate that the fully resorbable TIGR® Matrix is safe and effective.

Recruiting

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Key information

Age range

18 year and older

Sex eligibility

Female

Study type

Observational

Primary location

GRN-Klinik Weinheim, Weinheim, Baden-Wurttemberg, Germany

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About this study

This national, multicentre, prospective, non-randomized post market surveillance clinical device investigation will be performed to obtain information on the resorbable surgical mesh TIGR® Matrix used during an implant-based breast surgery. Data will be collected on the participants' quality of life as well as on the rate of complications of the device under investigation.

Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • Women with histologically confirmed breast cancer or precancerosis or genetic pre- existing conditions with increased risk of breast cancer or with a family history all with an indication for skin sparing or nipple sparing mastectomy (SSM or NSM); or women with indication of prophylactic operation
  • The health of women must comply with ECOG performance status 0-2
  • The decision for the implementation of the TIGR® Matrix was made before and independently from study enrollment
  • Participant is mentally able to understand the nature, aims, or possible consequences of the clinical investigation
  • Patient information has been handed out and subject signed informed consent
  • Participant has attained full age of 18 years

Exclusion criteria

  • Pregnancy or breast-feeding patients
  • Known intolerance to the material, mesh-implants under investigation
  • Metastatic breast cancer (with a life expectancy < 5 years)
  • Medicinal dis-regulated diabetes
  • Inadequate bone marrow function with neutrophil granulocytes<1500 and blood plates < 100.000/µl
  • Lack or withdrawn of written patients informed consent
  • Lack of patient compliance regarding data collection, treatment or follow-up investigations in the scope of the protocol
  • Participant is institutionalized by court or official order (MPDG §27)
  • Participation in another surgical clinical investigation that influence the surgical technique or outcome.

Treatment and study plan

TIGR® Matrix

Device

bioresorbable, synthetic, surgical mesh

Primary outcomes

  1. Quality of Life 12 months after surgery (BREAST-Q)

    Time frame: 12 months after surgery

    Quality of Life will be assessed using the validated Breast-Q patient-reported outcome measure in order to compare the presence, severity and impact of the participants' symptoms on their quality of life and daily activities

Secondary outcomes

  1. Quality of Life 6, 24, 36 months after surgery (BREAST-Q)

    Time frame: 6, 24, 36 months after surgery

    Quality of Life will be assessed using the validated Breast-Q patient-reported outcome measure in order to compare the presence, severity and impact of the participants' symptoms on their quality of life and daily activities

  2. Complication rate

    Time frame: minimum of 3 years and a maximum of 5 years after surgery

    The number and rate of occurrence of major complications, minor complications; Serious Adverse Events (SAEs) and Adverse Events (AEs)

  3. Complication rate of specific complications

    Time frame: minimum of 3 years and a maximum of 5 years after surgery

    Complication rate of:

    • Seroma-Volume (Sum of fluid-volume during the drainage-time)
    • Need for aspiration in symptomatic patients, number of aspirations in postoperative follow up
    • Reconstructive failure (defined as unplanned implant loss)
  4. Days with drain(s)

    Time frame: during hospital stay after surgery

    The number of days between placement of drain system and removal of the drain

  5. Days of hospital stay

    Time frame: surgery to discharge from hospital

    The number of days the participant spend in hospital after surgery

  6. Cosmetic outcome

    Time frame: 6, 12, 24 ,36 month after surgery

    Domains of cosmesis of BREAST-Q as perceived by the participant as well as perceived by the physician

  7. Rate of unplanned conversion operations

    Time frame: minimum of 3 years and a maximum of 5 years after surgery

    Rate of unplanned conversion operations (to mastectomy without reconstruction; to mastectomy with reconstruction; to autologous reconstruction)

Study contacts

Contact information is provided by the study sponsor or research team.

Marc Thill, Prof.

CONTACT

[email protected]

+49 69 95 33 22 28

Sponsors and collaborators

Lead sponsor

AWOgyn

Other

Collaborators

  • Esculape GmbH

Registry information

Official study title

National, Prospective, Multicentre Post Market Surveillance Study on "Patient Reported Outcome" of Implant Based Primary or Secondary Reconstructive Breast Surgery After Mastectomy Using the Complete Resorbable Synthetic TIGR® Matrix

Acronym: TIGR-Matrix

Important dates

Study start
2024
Primary completion
2029
Study completion
2029
First posted
Jul 19, 2024
Registry last updated
May 11, 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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