Status:

WITHDRAWN

PMS Evaluation of Safety and Efficacy of the MID-C System 5 Years Post-implantation in AIS

Lead Sponsor:

Apifix

Conditions:

Adolescent Idiopathic Scoliosis

Eligibility:

All Genders

10-18 years

Phase:

NA

Brief Summary

The ApiFix MID-C System is a unidirectional expandable rod, designed to be connected unilaterally to the spine via 2 anchor points on the concave side of a scoliotic deformity above and below the apex...

Eligibility Criteria

Inclusion

  • 1\. Adolescent Idiopathic Scoliosis classified as Lenke Type 1 or Type 5 curves; 2.
  • Patients with Risser stage 0-1, primary Cobb angle between 35-50 degrees (inclusive), or
  • Patients with Risser stage 0-1 and good brace compliant but curve progression above 6°, or
  • Patients with Risser stage 0-1 that are non-compliant with brace treatment and primary Cobb angle between 30-50 degrees or
  • Patients with Risser stage 2, primary Cobb angle between 40-50 degrees (inclusive) 3. Flexible curve that that reduces to ≤ 30 degrees on lateral side-bending radiographs or as evident by traction x-ray; 4. Kyphosis angles of ≤ 45 degrees measured from T5 to T12; 5. Appropriate candidate for posterior surgical approach; 6. Patient has good general health; 7. Patient has no known hypersensitivity or allergies to titanium; 8. Patient's guardian signs a written informed consent form (ICF).

Exclusion

  • Any type of non-idiopathic scoliosis;
  • Any main thoracic deformity that includes vertebral levels and cranial including to T2;
  • Cumulative vertebral wedging over the apex of the curve\>15º
  • Known history of existing malignancy, or any systemic or local infection;
  • Spinal cord abnormalities that require treatment;
  • Known neurological deficit (defined as motor grades \< 5/5);
  • Known poor bone quality defined as T score -1.5 or less;
  • Previous spine surgery that would prevent the successful performance of the MID-C system;
  • Active systemic disease, such as AIDS, HIV, or active infection;
  • Active infection or the skin is compromised at the surgical site; and
  • Systemic disease that would affect the patient's welfare or overall outcome of the study

Key Trial Info

Start Date :

January 20 2021

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

March 20 2028

Estimated Enrollment :

Patients enrolled

Trial Details

Trial ID

NCT04684927

Start Date

January 20 2021

End Date

March 20 2028

Last Update

March 10 2021

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