Implantation of Cartilage Mini-grafts Made From Donor Cells to Treat Chondral Lesions of the Knee

NCT ID: NCT06897111

Last Updated: 2025-03-26

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

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE1/PHASE2

Total Enrollment

10 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-06-17

Study Completion Date

2025-07-01

Brief Summary

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The purpose of this study is to investigate the safety and feasibility of implanting allogeneic cartilage mini-grafts (or allogenic Cartibeads) into cartilage defects in the knee.

Allogeneic Cartibeads are engineered from allogeneic articular chondrocytes (from a donor's cartilage cells). The donor, who in 2022 participated in the Autologous Cartibeads clinical trial (Swissmedic ID 701146), consented to use his leftover cells for production of mini-grafts for other patients in this study. Our patented, standardized methodology allows production of bead-shaped mini-grafts (Allogeneic Cartibeads). These grafts are 1 to 2 mm in diameter and have similar characteristics to native hyaline cartilage.

Allogeneic Cartibeads are implanted into the patient's cartilage defect. Patients are then followed for 6 months for assessment of study endpoints, with safety being the primary outcome.

Detailed Description

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Conditions

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Cartilage Repair

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Allogeneic Cartibeads

Implantation of allogeneic cartilage mini-grafts (Allogeneic Cartibeads)

Group Type EXPERIMENTAL

Implantation of allogeneic cartilage mini-grafts (Allogeneic Cartibeads)

Intervention Type BIOLOGICAL

Implantation of allogeneic cartilage mini-grafts (Cartibeads) by minimally invasive surgery (arthroscopy or mini arthrotomy). Cartibeads should entirely fill the defect zone, followed by a thin layer of surgical glue (TISSEEL Fibrin Sealant).

Interventions

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Implantation of allogeneic cartilage mini-grafts (Allogeneic Cartibeads)

Implantation of allogeneic cartilage mini-grafts (Cartibeads) by minimally invasive surgery (arthroscopy or mini arthrotomy). Cartibeads should entirely fill the defect zone, followed by a thin layer of surgical glue (TISSEEL Fibrin Sealant).

Intervention Type BIOLOGICAL

Eligibility Criteria

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Inclusion Criteria

* Symptomatic cartilage lesion(s) of the femorotibial and/or patellofemoral compartments (includes isolated, multiple and kissing lesions)
* Cartilage lesion(s) ≥ 1 cm2 and ≤ 10 cm2
* ICRS grade 3 or 4
* Aged over 18 years

Exclusion Criteria

* Inability to undergo MRI
* Cartilage specific surgery within 6 months from baseline
* Cartilage therapeutic injection within 3 months from baseline
* Chronic inflammatory arthritis and/or infectious arthritis
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Vanarix SA

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Center for Sports Medicine and Exercise, Hirslanden Clinique La Colline

Geneva, Canton of Geneva, Switzerland

Site Status

Geneva University Hospitals (HUG)

Geneva, Canton of Geneva, Switzerland

Site Status

Balgrist University Hospital (BUH)

Zurich, Canton of Zurich, Switzerland

Site Status

Ente Ospedaliero Cantonale (EOC)

Lugano, Canton Ticino, Switzerland

Site Status

Countries

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Switzerland

Other Identifiers

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701779

Identifier Type: OTHER

Identifier Source: secondary_id

2023-02168

Identifier Type: OTHER

Identifier Source: secondary_id

64935

Identifier Type: OTHER

Identifier Source: secondary_id

000005866

Identifier Type: OTHER

Identifier Source: secondary_id

701779

Identifier Type: -

Identifier Source: org_study_id

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