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Table 3 Interface micromotions (μm) between sleeve and cancellous-bone along medial, anterior, lateral and posterior sides

From: Femoral revision knee Arthroplasty with Metaphyseal sleeves: the use of a stem is not mandatory of a structural point of view

Medial

Anterior

Load case

Axial

IE moment

Axial + IE moment

Load case

Axial

IE moment

Axial + IE moment

(μm)

Only Sleeve

Sleeve + stem

Only Sleeve

Sleeve + stem

Only Sleeve

Sleeve + stem

(μm)

Only Sleeve

Sleeve + stem

Only Sleeve

Sleeve + stem

Only Sleeve

Sleeve + stem

41

34

6

5

45

34

54

29

4

4

60

33

30

28

6

5

32

29

35

24

4

3

39

25

23

21

5

5

25

23

20

18

3

3

22

19

20

19

5

4

23

20

18

15

3

3

21

17

17

16

4

3

19

17

16

13

3

2

18

14

14

15

4

3

16

14

14

12

3

2

16

10

Lateral

Posterior

Load case

Axial

IE moment

Axial + IE moment

Load case

Axial

IE moment

Axial + IE moment

(μm)

Only Sleeve

Sleeve + stem

Only Sleeve

Sleeve + stem

Only Sleeve

Sleeve + stem

(μm)

Only Sleeve

Sleeve + stem

Only Sleeve

Sleeve + stem

Only Sleeve

Sleeve + stem

64

38

5

5

70

40

48

25

10

8

52

28

40

32

5

4

43

34

35

22

8

7

37

25

30

25

4

4

33

26

27

19

7

7

29

20

20

18

3

3

22

19

22

17

5

4

23

18

16

15

3

2

17

15

18

14

4

4

19

14

12

10

2

2

12

9

12

11

3

3

14

9