Guidance for use

The patient population most likely to benefit from the NanoFx microfracture instrument is the same as that targeted for any microfracture technique. Specifically, for the cartilage repair application, the following factors can impact on final results of the treatment:

Better Results With
< 40 years
Duration of symptoms
< 12 months
Lesion size
Up to 2 x 2 cm
Lesion depth
< 5 mm
Body mass index
< 30 kg/m2
Preoperative activity level Tegner score
> 4 (better with higher prep activity levels)
Previous surgery
Primary microfracture
Repair cartilage volume
Good defect fill (>66%)
Mechanical alignment
Joint anatomy
Joint stability
Ligamentously stable with adequate muscle strength
Normal without loss of meniscal tissue