Socket Comfort & Suspension

The Alpha Transfemoral Liner

Improved material for improved performance and comfort

The Alpha Transfemoral liner has the same Alpha Mineral oil based Gel with vitamin E but has a new custom one-way stretch fabric which limits vertical pistoning movements and provides support for soft tissue.

Ordering Guidelines - Transfemoral Liner

Specially designed for the transfemoral amputee the liner has 3mm additional padding laterally and 9mm distal padding providing added comfort for these sensitive areas. Extra Large, Large plus, Large and Medium plus (uniform style only)

The outer cover is the same one-way stretch fabric used for the Alpha Max liner. This will limit vertical pistoning and provide support for soft tissue.

Please refer to the below charts for recommendations for fitting Alpha AK Liners. The same recommendations are also shown in graph format. Below are limb circumferences measured directly on the skin at two points from the distal end that Alpha MAX Liners will fit. prefabricated Alpha AK liners are only available in Medium Plus, Large , Large plus, and Extra Large sizes.
Distal circumference
is measured on the skin 1.5" (4cm)
from distal end.

Proximal circumference
is measured on the skin
12" (30 cm) from
distal end.

Alpha AK Locking Sizing Chart
Gel Style
Size
Distal Measurement
Proximal Measurement
AK
Medium Plus
7" (18 cm) - 12" (30 cm)
16" (41 cm) - 20" (51 cm)
AK
Large
9" (23 cm) - 14" (36 cm)
13" (33 cm) - 21" (53 cm)
AK
Large Plus
10" (25 cm) - 15" (38 cm)
16" (41 cm) - 25"(64 cm)
AK
Extra Large
12" (33 cm) - 16" (41 cm)
17" (43 cm) - 26" (66 cm)
Alpha AK Cushion Sizing Chart
Gel Style
Size
Distal Measurement
Proximal Measurement
AK
Medium Plus
7" (18 cm) - 12" (30 cm)
12" (30 cm) - 18" (46 cm)
AK
Large
9" (23 cm) - 14" (36 cm)
13" (33 cm) - 20" (51 cm)
AK
Large Plus
10" (25 cm) - 15" (38 cm)
16" (41 cm) - 23" (58 cm)
AK
Extra Large
11" (28 cm) - 16" (41 cm)
16" (41 cm) - 25" (64 cm)
Alpha AK Cushion for Vacuum Sizing Chart
Gel Style
Size
Distal Measurement
Proximal Measurement
AK
Medium Plus
8" (20 cm) - 12" (30 cm)
12" (30 cm) - 17" (46 cm)
AK
Large
9" (23 cm) - 13" (33 cm)
13" (33 cm) - 20" (51 cm)
AK
Large Plus
11" (28 cm) - 16" (41 cm)
16" (41 cm) - 23" (58 cm)
AK
Extra Large
13" (33 cm) - 17" (43 cm)
17" (43 cm) - 25" (64 cm)

 

 

Transfemoral Locking Liners

Part Numbers
-
Part No.
Product Description
Medium Plus
AKL-2634
__Alpha AK Locking Liner
Large
AKL-2636
__Alpha AK Locking Liner
Large Plus
AKL-2638
__Alpha AK Locking Liner
Extra Large
AKL-2637
__Alpha AK Locking Liner
Transfemoral Cushion Liners
-
Part No.
Product Description
Medium Plus
AKC-2634
__Alpha AK Cushion Liner
Large
AKC-2636
__Alpha AK Cushion Liner
Large Plus
AKC-2638
__Alpha AK Cushion Liner
Extra Large
AKC-2637
__Alpha AK Cushion Liner