Patients provided written informed consent;
Patients aged between 18 and 75 years;
Knee symptomatic OA (Kellgren-Lawrence grade 1-4)
Failure of conservative treatment for at least 3 months;
Patients agreed to actively participate in the rehabilitation protocol and follow-up program;
Male or female patients;
Women of childbearing age had to use a proven method to prevent pregnancy, before the surgical treatment.

NCT03117608_inc_T1
Observation
provided written informed consent
NCT03117608_inc_T2
Person
aged
NCT03117608_inc_T3
Value
between 18 and 75 years
NCT03117608_inc_T4
Qualifier
symptomatic
NCT03117608_inc_T5
Condition
ee s
NCT03117608_inc_T6
Measurement
Kellgren-Lawrence grade
NCT03117608_inc_T7
Value
1-4
NCT03117608_inc_T8
Scope
Kellgren-Lawrence grade 1-4
NCT03117608_inc_T9
Observation
Failure
NCT03117608_inc_T10
Procedure
conservative treatment
NCT03117608_inc_T11
Temporal
for at least 3 months
NCT03117608_inc_T12
Observation
agreed to actively participate in the rehabilitation protocol
NCT03117608_inc_T13
Observation
ed to actively participate in the reh ow-up program;
Ma
NCT03117608_inc_T14
Person
Male
NCT03117608_inc_T15
Person
female
NCT03117608_inc_T16
Observation
childbearing age
NCT03117608_inc_T17
Person
Women
NCT03117608_inc_T18
Observation
method to prevent pregnancy
NCT03117608_inc_T19
Temporal
before the surgical treatment
NCT03117608_inc_T20
Reference_point
the surgical treatment
NCT03117608_inc_T21
Procedure
surgical treatment
NCT03117608_inc_T22
Scope
Women of childbearing age