1
2
1/2 ML 1/2 ML
1/2AP1/2AP
MEDIAL FOOTLINE
LINEOFPROGRESSION
LM
TT INITIAL ALIGNMENT: TRANSVERSAL VIEW
22-25mm
II
- PARALLEL
II
II
A
P
II
MEDIALWALL
5-7°
3
SHORT STUMP:
LESS THAN 1/3 OF THE
ANATOMICAL LENGTH;
NORMAL POSITION: ABDUCTION = VALGUM
MEDIUM STUMP:
FROM 1/3 TO 2/3 OF THE
ANATOMICAL LENGTH;
NORMAL POSITION: NEUTRAL
MEDIO-LATERAL PLACEMENT OF PP CUP
5 - 10 mm
0 mm
5 - 10 mm
L
M
TT INITIAL ALIGNMENT: ANTERIOR VIEW
LONG STUMP:
MORE THAN 2/3 OF THE
ANATOMICAL LENGTH;
NORMAL POSITION: ADDUCTION = VARUM
4
SHORT STUMP
FLEXION : 10°-15°
MEDIUM STUMP
FLEXION : 5°-7°
22- 25 mm30- 35 mm 22- 25 mm
ANTERO-POSTERIOR PLACEMENT OF THE PP CUP
TT INITIAL ALIGNMENT: MEDIAL OR LATERAL VIEW
LONG STUMP
FLEXION : 0°- 5°
5
NEUTRAL
TT INITIAL ALIGNMENT: MEDIAL OR LATERAL VIEW
HIGH HEEL = PLANTAR FLEXION NO HEEL = DORSAL FLEXION
VERTICALITY OF THE TUBE
ACCORDING TO HEEL HEIGHT
6
SUPINATION = VARUMPRONATION = VALGUM NEUTRAL
TF INITIAL ALIGNMENT: ANTERIOR VIEW
VERTICALITY OF THE TUBE
ACCORDING TO SOLE CONDITION
7
TUBE IS VERTICAL
MEDIUM STUMP
BRIM IS HORIZONTAL
POSITION IS
NEUTRAL
CUP IS HORIZONTAL
PLUMBLINE IS IN THE CENTER
HEIGHTISCORRECT
TT INITIAL ALIGNMENT: ANTERIOR & POSTERIOR VIEW
8
TUBE IS VERTICAL
FOOT MEDIALISATION 5-10 mm
BRIM IS HORIZONTAL
ADDUCTION OF THE SOCKET
CORRESPONDS WITH THE
VALGUM OF THE STUMP
LATERALISATION 5-10mm
CUP IS HORIZONTAL
LONG STUMP
TT INITIAL ALIGNMENT: ANTERIOR & POSTERIOR VIEW
9
TUBE IS VERTICAL
FOOT LATERALISATION 5-10 mm
BRIM IS HORIZONTAL
ABDUCTION OF THE SOCKET
CORRESPONDS WITH THE
VARUM OF THE STUMP
MEDIALISATION 5-10mm
CUP IS HORIZONTAL
SHORT STUMP
TT INITIAL ALIGNMENT: ANTERIOR & POSTERIOR VIEW
10
TUBE IS VERTICAL
1/2 AP
FLEXION = 5°
CUP IS HORIZONTAL
1/31/31/3
MEDIUM STUMP
ANTERIORISATION :
MEDIUM AND LONG STUMPS - 22-25 mm
SHORT STUMP - 30-35 mm
TT INITIAL ALIGNMENT: LATERAL VIEW

Transtibial Initial Alignment

  • 1.
  • 2.
    2 1/2 ML 1/2ML 1/2AP1/2AP MEDIAL FOOTLINE LINEOFPROGRESSION LM TT INITIAL ALIGNMENT: TRANSVERSAL VIEW 22-25mm II - PARALLEL II II A P II MEDIALWALL 5-7°
  • 3.
    3 SHORT STUMP: LESS THAN1/3 OF THE ANATOMICAL LENGTH; NORMAL POSITION: ABDUCTION = VALGUM MEDIUM STUMP: FROM 1/3 TO 2/3 OF THE ANATOMICAL LENGTH; NORMAL POSITION: NEUTRAL MEDIO-LATERAL PLACEMENT OF PP CUP 5 - 10 mm 0 mm 5 - 10 mm L M TT INITIAL ALIGNMENT: ANTERIOR VIEW LONG STUMP: MORE THAN 2/3 OF THE ANATOMICAL LENGTH; NORMAL POSITION: ADDUCTION = VARUM
  • 4.
    4 SHORT STUMP FLEXION :10°-15° MEDIUM STUMP FLEXION : 5°-7° 22- 25 mm30- 35 mm 22- 25 mm ANTERO-POSTERIOR PLACEMENT OF THE PP CUP TT INITIAL ALIGNMENT: MEDIAL OR LATERAL VIEW LONG STUMP FLEXION : 0°- 5°
  • 5.
    5 NEUTRAL TT INITIAL ALIGNMENT:MEDIAL OR LATERAL VIEW HIGH HEEL = PLANTAR FLEXION NO HEEL = DORSAL FLEXION VERTICALITY OF THE TUBE ACCORDING TO HEEL HEIGHT
  • 6.
    6 SUPINATION = VARUMPRONATION= VALGUM NEUTRAL TF INITIAL ALIGNMENT: ANTERIOR VIEW VERTICALITY OF THE TUBE ACCORDING TO SOLE CONDITION
  • 7.
    7 TUBE IS VERTICAL MEDIUMSTUMP BRIM IS HORIZONTAL POSITION IS NEUTRAL CUP IS HORIZONTAL PLUMBLINE IS IN THE CENTER HEIGHTISCORRECT TT INITIAL ALIGNMENT: ANTERIOR & POSTERIOR VIEW
  • 8.
    8 TUBE IS VERTICAL FOOTMEDIALISATION 5-10 mm BRIM IS HORIZONTAL ADDUCTION OF THE SOCKET CORRESPONDS WITH THE VALGUM OF THE STUMP LATERALISATION 5-10mm CUP IS HORIZONTAL LONG STUMP TT INITIAL ALIGNMENT: ANTERIOR & POSTERIOR VIEW
  • 9.
    9 TUBE IS VERTICAL FOOTLATERALISATION 5-10 mm BRIM IS HORIZONTAL ABDUCTION OF THE SOCKET CORRESPONDS WITH THE VARUM OF THE STUMP MEDIALISATION 5-10mm CUP IS HORIZONTAL SHORT STUMP TT INITIAL ALIGNMENT: ANTERIOR & POSTERIOR VIEW
  • 10.
    10 TUBE IS VERTICAL 1/2AP FLEXION = 5° CUP IS HORIZONTAL 1/31/31/3 MEDIUM STUMP ANTERIORISATION : MEDIUM AND LONG STUMPS - 22-25 mm SHORT STUMP - 30-35 mm TT INITIAL ALIGNMENT: LATERAL VIEW