Angular Stable Locking System (ASLS)

The Angular Stable Locking System (ASLS) offers angular stability for screws used in combination with an intramedullary nail.

Angular Stable Locking System (ASLS)

Features & Benefits

    • 80% decrease in fracture site motion for a period of at least 3 months (12 weeks)1
    • Improved fixation in poor quality bone
    • Decreased risk of secondary loss of reduction1
    • Compatible with all Synthes cannulated titanium nails
    • A combination of standard and ASLS screws may be used in the same nail
    • Intraoperative choice for ASLS
    • 70:30 poly (L/DL-lactide) bioresorbable sleeve gradually resorbs
    • 4.0mm, 5.0mm, 6.0mm sleeves are used with corresponding ASLS screws

Supporting Documentation


Angular Stable Locking Screw System Inventory Control Form


1Roger Leist, et al. ASLS resorbable sleeves pa-Test of resorbable ASLSsleeves.5/16/2008. SET_20080180.

Indication Statement

The DePuy Synthes Angular Stable Locking System (ASLS), when used with DePuy Synthes cannulated titanium intramedullary nails, is intended to aid in the alignment and stabilization of tibial, humeral, femoral and ankle fractures.

114649-190520 DSUS