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Table 1 Demographics, clinical data, and follow-up results of 12 patients

From: 3D-printed custom-made short stem with porous structure for fixation of massive endoprosthesis in joint‐preserving reconstruction after tumor resection

Patients

Sex

Age, year

Site

Diagnosis

Resection length, cm/percentage, %

Stem length, cm

Assisted fixation

Follow-up, months

MSTS, %

Complications

Patients status

1

M

67

Proximal femur (Right)

CS

31/88.5

3.0

Screw

58

90

NA

NED

2

F

23

Proximal femur (Left)

OS

28.6/73.5

6,8

Screws

46

93

NA

NED

3

M

51

Proximal femur (Right)

CS

30.6/71.2

7.7

Screws

53

93

NA

NWD

4

F

20

Proximal femur (Left)

OS

27.2/75.2

6.3

Screws

39

90

NA

NED

5

F

43

Distal femur (Right)

Revision

29.0/78.4

8.6

Screw

34

93

Periprosthetic fracture

NED

6

M

36

Proximal humerus (Left)

OS

12.4/54.8

70

NA

24

90

NA

NED

7

M

61

Proximal humerus (Left)

Revision

15.07/63.4

6.8

Plate; screws

50

93

NA

NED

8

M

15

Proximal humerus (Left)

OS

20.2/61.3

8.2

Screws

39

87

NA

NED

9

M

49

Proximal humerus (Left)

Revision

17.1/58.4

9.6

NA

37

87

NA

NED

10

F

17

Distal humerus (Right)

OS

23.7/84

3.7

Screws

22

90

NA

NWD

11

F

11

Proximal radius (Left)

ES

12.5/76

3.0

Plate; screws

31

77

Stem breakage, Dislocation

NED

12

M

28

Proximal radius (Right)

SS

22.2/84

3.0

NA

29

87

NA

NWD

  1. CS chondrosarcoma, OS osteosarcoma, ES Ewing’s sarcoma, SS synovial sarcoma, NA none, NED no evidence of disease