E.1 Medical condition or disease under investigation |
E.1.1 | Medical condition(s) being investigated |
Early avascular necrosis of the femoral head (MRI diagnosis): Ficat and Arlet 0, 1, or 2 (Steinberg stages 0, I, IIA, IIB, or IIC) |
Necrosis avascular de cadera |
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E.1.1.1 | Medical condition in easily understood language |
Avascular necrosis of the femoral head |
Necrosis avascular de cadera |
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E.1.1.2 | Therapeutic area | Diseases [C] - Musculoskeletal Diseases [C05] |
MedDRA Classification |
E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 16.1 |
E.1.2 | Level | SOC |
E.1.2 | Classification code | 10028395 |
E.1.2 | Term | Musculoskeletal and connective tissue disorders |
E.1.2 | System Organ Class | 10028395 - Musculoskeletal and connective tissue disorders |
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E.1.2 Medical condition or disease under investigation |
E.1.2 | Version | 16.1 |
E.1.2 | Level | LLT |
E.1.2 | Classification code | 10003860 |
E.1.2 | Term | Avascular necrosis femoral head |
E.1.2 | System Organ Class | 10028395 - Musculoskeletal and connective tissue disorders |
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E.1.3 | Condition being studied is a rare disease | No |
E.2 Objective of the trial |
E.2.1 | Main objective of the trial |
To evaluate the safety and feasibility of the treatment of early avascular necrosis of the femoral head with expanded bone marrow autologous stem cells to enhance bone healing, after core decompression through percutaneous forage |
To obtain bone healing, without Evaluar la seguridad y viabilidad de las Células Madre Mesenquimales (CMMs) autólogas derivadas de médula ósea colocadas en el sitio de necrosis de pacientes con Necrosis Avascular de Cabeza Femoral (NACF) precoz.
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E.2.2 | Secondary objectives of the trial |
To obtain bone regeneration maintaining head sphericity, without increasing the complication rate, of femoral head with symptomatic avascular necrosis of femoral head (ANFH) |
Lograr la regeneración ósea en pacientes sintomáticos con NACF primaria, manteniendo la esfericidad y sin incrementar la tasa de complicación |
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E.2.3 | Trial contains a sub-study | No |
E.3 | Principal inclusion criteria |
-Age 18 to 65, both sexes -Early avascular necrosis of the femoral head (MRI diagnosis): Ficat and Arlet 0, 1, or 2 (Steinberg stages 0, I, IIA, IIB, or IIC) -Symptomatic osteonecrosis with less than 6 months of evolution -Able to provide informed consent, and signed informed consent -Medical health care coverage -Able to understand and accept the study constraints |
edad 18 to 65, ambos sexos Necrosis avascular de cadera estadios precoces : Ficat y Arlet 0, 1, o 2 (Steinberg 0, I, IIA, IIB, o IIC) Sintomática de menos de 6 meses de evolución Capaz de otorgar consentimiento informado firmado
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E.4 | Principal exclusion criteria |
-Pregnancy, breast feeding women and women who are of childbearing age and not practicing adequate birth control. -Participation in another therapeutic trial in the previous 3 months -Stages 3 or more (Ficat and Arlet) or III or more (Steinberg) of severe femoral head osteonecrosis, primarily based on diagnosis by imaging (X-Rays, MRI). -Flattening or collapse of the femoral head (Steinberg stage IV) or articular cartilage collapse at the time of core decompression surgery. -Septic arthritis. -Stress fracture. -Non-osteonecrosis metabolic bone diseases (particularly Paget's disease of bone, osteogenesis imperfecta, primary hyperparathyroidism, fibrous dysplasia monostotic, polyostotic McCune-Albright syndrome] and osteopetrosis). -Any active bisphosphonate treatment or any history of intravenous (IV) treatment. -History of prior or concurrent diagnosis of HIV-, Hepatitis-B- or Hepatitis-C-infection (confirmed by serology or PCR) -Active hepatitis B or hepatitis C infection at the time of screening. Known allergies to products involved in the production process of MSC. -History of neoplasia or current neoplasia in any organ. -Corticoid or immunosuppressive therapy more than one week in the two months prior to study inclusion -Patients who will require continuous, systemic, high dose corticosteroid therapy (more than 7.5 mg/day) within 6 months after surgery. -Patients who are in active treatment for cancer or blood dyscrasia, or have received chemotherapy, radiotherapy or immunotherapy in the past 2 years. -History of regular alcohol consumption exceeding 2 drinks/day (1 drink = 150 mL of wine or 360 mL of beer or 45 mL of hard liquor) within 6 months of screening and/or history of illicit drug use. -Serum AST (SGOT)/ALT (SGPT) > 2.5 X (institutional standard range). -MRI-incompatible internaldevices (pacemakers, aneurysm clips, etc). -Body mass index (BMI) of 40 kg/m² or greater. -Patients unable to tolerate general anesthesia defined as an American Society of Anesthesiologists (ASA) criteria of > 2. -Insulin dependent diabetes -Patients with poorly controlled diabetes mellitus (HbA1C > 8%), or with peripheral neuropathy, or known concomitant vascular problems. -Patients receiving treatment with hematopoietic growth factors or anti-vasculogenesis or antiangiogenesis treatment. -Traumatic osteonecrosis. -Adult in the care of a guardian (Subject legally protected) -Impossibility to meet at the appointments for the clinical follow up. |
-Embarazo, lactancia, mujer fértil sin métodos anticonceptivos adecuados. -Participación en otro ensayo clínico en los tres meses previos -estadios 3 or más (Ficat y Arlet) o III or más (Steinberg) de necrosis avascular de cadera. -Colapso de la cabeza femoral o del cartilago articular -Artritis séptica. -Fractura de stress. -enfermedades metabólicas del hueso(Paget, osteogenesis imperfecta, hiperparatiroidismo, ..). -Tratamiento activo con bifosfonatos - Infección por VIH, Hepatitis-B- o Hepatitis-C -Historia de neoplasiaen cualquier organo. -Corticoides o inmunosupresores durante más de una semana en los 2 meses previos ala inclusión -Necesidad de tto con corticoides sistémicos altas dosis -Consumo regular de alcohol de más de 2 bebidas/día
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E.5 End points |
E.5.1 | Primary end point(s) |
Safety endpoints include: -Early local complication rate, as the percentage of patients with local complications within three months after surgery. - Global complication rate, as the percentage of patients with local or general complications at 52 weeks |
Tasa de complicaciones precoces (% pacientes con complicaciones locales 3 meses tras la cirugia). Tasa de compliación global (% de pacientes con complicaciones locales o generales en las 52 semanas tras cirugia). |
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E.5.1.1 | Timepoint(s) of evaluation of this end point |
Complication rates at weeks : 6, 12, 24, 52 weeks |
Complicaciones a las 6,12, 24, 52 semanas |
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E.5.2 | Secondary end point(s) |
-Local and general complication rate at 104 weeks regarding potential effects in the FU of patients after introducing MSCs -Number of patients with no progression to the next stage (defined as 0 to 1, 1 to 2, 2 to 3) at 12 months. ?-Number of patients with no radiological or MRI progression at 6 weeks (X-ray), 12 weeks (X-ray, MRI), 24 weeksX-ray), and 52 weeks (X-ray, MRI), in proportion of the recruited, treated patients. Data and images will be reviewed by an adjudication committee at the end of the study following a pre established procedure -Amount of necrotic bone in the femoral head at 12 weeks and 52 weeks in MRI, compared with preoperative status. This will be measured according to a standardised protocol. -Changes in serum levels of bone turnover markers(in a centralized laboratory) at 12 and 24 weeks after treatment -Pain assessed by a Visual Analogue Scale at 12 , 24 and 52 weeks |
Tasa de complicaciones locales y generales a las 104 semanas. Nº pacientes que no progresan al siguiente estadio a los 12 meses. Nº de pacientes sin progresion Rx o RM a 6 semanas, 12 , 24 y 52 semanas. Cambio en marcadores séricos de recambio óseo Dolor por EAV
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E.5.2.1 | Timepoint(s) of evaluation of this end point |
6, 12, 24, 52 and 104 weeks |
6, 12, 24, 52 y 104 semanas |
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E.6 and E.7 Scope of the trial |
E.6 | Scope of the trial |
E.6.1 | Diagnosis | No |
E.6.2 | Prophylaxis | No |
E.6.3 | Therapy | Yes |
E.6.4 | Safety | Yes |
E.6.5 | Efficacy | Yes |
E.6.6 | Pharmacokinetic | No |
E.6.7 | Pharmacodynamic | No |
E.6.8 | Bioequivalence | No |
E.6.9 | Dose response | No |
E.6.10 | Pharmacogenetic | No |
E.6.11 | Pharmacogenomic | No |
E.6.12 | Pharmacoeconomic | No |
E.6.13 | Others | No |
E.7 | Trial type and phase |
E.7.1 | Human pharmacology (Phase I) | No |
E.7.1.1 | First administration to humans | No |
E.7.1.2 | Bioequivalence study | No |
E.7.1.3 | Other | No |
E.7.1.3.1 | Other trial type description | |
E.7.2 | Therapeutic exploratory (Phase II) | Yes |
E.7.3 | Therapeutic confirmatory (Phase III) | No |
E.7.4 | Therapeutic use (Phase IV) | No |
E.8 Design of the trial |
E.8.1 | Controlled | No |
E.8.1.1 | Randomised | No |
E.8.1.2 | Open | Yes |
E.8.1.3 | Single blind | No |
E.8.1.4 | Double blind | No |
E.8.1.5 | Parallel group | No |
E.8.1.6 | Cross over | No |
E.8.1.7 | Other | No |
E.8.2 | Comparator of controlled trial |
E.8.2.1 | Other medicinal product(s) | No |
E.8.2.2 | Placebo | No |
E.8.2.3 | Other | No |
E.8.3 |
The trial involves single site in the Member State concerned
| Yes |
E.8.4 | The trial involves multiple sites in the Member State concerned | No |
E.8.5 | The trial involves multiple Member States | Yes |
E.8.5.1 | Number of sites anticipated in the EEA | 6 |
E.8.6 Trial involving sites outside the EEA |
E.8.6.1 | Trial being conducted both within and outside the EEA | No |
E.8.6.2 | Trial being conducted completely outside of the EEA | No |
E.8.7 | Trial has a data monitoring committee | Yes |
E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
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E.8.9 Initial estimate of the duration of the trial |
E.8.9.1 | In the Member State concerned years | 3 |
E.8.9.1 | In the Member State concerned months | 0 |
E.8.9.1 | In the Member State concerned days | 0 |
E.8.9.2 | In all countries concerned by the trial years | 3 |
E.8.9.2 | In all countries concerned by the trial months | 0 |
E.8.9.2 | In all countries concerned by the trial days | 0 |