2017 Annual Report

The Japanese Society For Replacement Arthroplasty

The Japan Arthroplasty Register

2018/3/31

1

Summary

primary revision total male female unknown

THA 21456 1479 22935 4155 18733 47

TKA/UKA/PFA 25220 672 25892 5128 20720 44

Anatomical TSA 176 4 180 48 132 0

Reverse TSA 1394 69 1463 490 969 4

Record date : April 2017～March 2018

Primary : Age distribution

3

0

1,000

2,000

3,000

4,000

5,000

6,000

7,000

8,000

THAcases

age

0

2,000

4,000

6,000

8,000

10,000

12,000

14,000

TKA/UKA/PFAcases

age

0

10

20

30

40

50

60

70

80

90

30 40 50 60 70 80 90

Anatomical TSAcases

age

0

100

200

300

400

500

600

700

800

10 40 50 60 70 80 90

Reverse TSAcases

age

THA

4

DDH56.0%

OA24.2%

ION7.0%

Trauma4.7%

RA2.1%

The others5.3%

unknown0.8%

Primary Initial diagnosis

DDH44.7%

primary OA13.9%

Trauma10.3%

ION7.6%

RA3.4%

The others9.4%

unknown10.7%

Revision Initial diagnosis

anterior39.0%

lateral18.8%

posterior41.3%

The others0.1%

unknown0.8%

Approach

cement6.7%

Hybrid12.5%

cementless80.4%

unknown0.5%

Cement/Cementless

THA

5

ALAC+53.0%

ALAC-46.9%

unknown0.2%

Antibiotic loaded cement(ALAC)

Bone grafting +

31.1%

Bone grafting -

67.9%

unknown1.1%

Bone grafting

Navi +11.7%

Navi -87.4%

unknown0.9%

Navigation

MIS46.4%

Non-MIS52.6%

unknown1.0%

MIS

cement84.4%

Hybrid5.5%

cementless9.9% unknown

0.1%

TKA/UKA/PFA

6

OA89.5%

RA5.3%

ION3.6%

Trauma0.4%

Charcot's joint0.1%

The others0.5%

unknown0.6%

Primary Initial diagnosis

OA76.9%

RA12.7%

ION1.9%

Trauma0.9%

The others1.5%

unknown6.1%

Revision Initial diagnosis

para-patella66.0%

mid-vastus22.0%

sub-vastus6.2%

QS1.8%

lateral0.7%

The others3.2%

unknown0.1%

Approach Fixation

TKA/UKA/PFA

7

replace53.1%

No replace46.7%

unknown0.2%

Patella replacement

Navi +14.1%

Navi -85.3%

unknown0.6%

Navigation

MIS24.5%

Non-MIS75.2%

unknown0.3%

MIS

MIS63.3%

Non-MIS36.4%

unknown0.3%

MIS（UKA）

cement11.7%

Hybrid73.9%

cementless13.9%

unknown0.6%

Anatomical TSA

8

primary OA78.6%

RA7.7%

Fracture sequelae

3.3%

ION3.3%

Proximal humeral fracture

2.2%

Massive rotator cuff tear

0.5%

The others2.7%

unknown1.6%

Primary Initial diagnosis

Deltopectoral99.4%

Anterosuperior0.6%

Approach

Fixation

cement7.4%

Hybrid24.6%

cementless67.3%

unknown0.6%

Reverse TSA

9

CTA45.5%

Massive rotator cuff

tear24.2%

Proximal humeral fracture10.1%

primary OA6.9%

RA4.3%

Fracture sequelae

3.6%

ION0.9%

The others4.4%

unknown0.1%

Primary Initial diagnosis

Deltopectoral92.4%

Anterosuperior6.5%

The others0.5%

unknown0.6%

Approach

Fixation

Causes of revision

10

aseptic loosening （acetabulum） 376aseptic loosening（femur） 219Infection 205Polyethylene wear 175Osteolysis（acetabulum） 149Osteolysis（femur） 107Implant breakage（acetabulum） 101Implant breakage（femur） 22Fracture（acetabulum） 19Fracture（femur） 128Dislocation・instability 260The others 131

THA

（n=1479 multiple answers allowed）

loosening（femur） 127loosening（tibia） 179loosening（patella） 5Infection 204Polyethylene wear（tibia） 55Polyethylene wear（patella） 5Implant breakage（femur） 3Implant breakage（tibia） 14Implant breakage（patella） 2Trauma 23Dislocation・instability 98Excursion restrictions 23The others 89

TKA/UKA/PFA

（n=672 multiple answersallowed）

Causes of revision

11

loosening（humerus） 0loosening（shoulder blade） 0Infection 0Dislocation・instability 0Implant breakage（humerus） 0Implant breakage（shoulder blade） 2Polyethylene wear（humerus） 0Polyethylene wear（shoulder blade） 0Trauma 0Excursion restrictions 1The others 1

Anatomical TSA

（n=4 multiple answersallowed）

loosening（humerus） 4loosening（shoulder blade） 6Infection 6Dislocation・instability 20Implant breakage（humerus） 2Implant breakage（shoulder blade） 1Polyethylene wear（humerus） 0Polyethylene wear（shoulder blade） 0Trauma 0Excursion restrictions 20The others 27

Reverse TSA

（n=69 multiple answersallowed）

Implant companies

12

THA Acetabulum

Maker’s name

Zimmer Biomet 31.46%

Stryker 18.42%

Kyocera 16.71%

Depuy Synthes 10.25%

Smith＆Nephew 6.67%

B.Braun Aesculap 4.82%

MicroPort Orthopedics 2.61%

Lima 2.02%

ORTHO DEVELOPMENT 1.47%

Teijin Nakashima Medical 1.14%

ADLER ORTHO 1.10%

Medacta 1.09%

MATHYS 1.00%

Corin 0.97%

Exactech 0.16%

THA Stem

Maker’s name

Zimmer Biomet 37.32%

Stryker 20.60%

Kyocera 18.11%

Depuy Synthes 7.66%

Smith＆Nephew 5.29%

B.Braun Aesculap 4.29%

Teijin Nakashima Medical 1.69%

ORTHO DEVELOPMENT 1.24%

MicroPort Orthopedics 1.06%

Medacta 0.80%

Corin 0.68%

Lima 0.66%

ADLER ORTHO 0.45%

Implant companies

13

maker’s name

Zimmer Biomet 47.15%

Stryker 18.41%

Depuy Synthes 12.20%

Smith＆Nephew 7.90%

Kyocera 4.88%

MicroPort Orthopedics 2.29%

Teijin Nakashima Medical 1.90%

ORTHO DEVELOPMENT 1.52%

Medacta 1.21%

B.Braun Aesculap 0.92%

Exactech 0.92%

Senko Medical Instrument Mfg(Mera) 0.36%

ADLER ORTHO 0.32%

TKA/UKA/PFA

maker’s name

Tornier 43.58%

Zimmer Biomet 25.70%

Depuy Synthes 15.64%

Lima 13.97%

Anatomical TSA

maker’s name

Zimmer Biomet 45.18%

Tornier 30.17%

Depuy Synthes 10.96%

Lima 8.52%

Exactech 5.17%

Reverse TSA

0

5000

10000

15000

20000

25000

30000

2011 2012 2013 2014 2015 2016 2017

THA

TKA/UKA/PFA

Anatomical TSA/Reverse TSA

Number of Registrations

14

fiscal year

cases

Number of hospitals

15

Year Numbers

2006 10

2007 1

2008 58

2009 14

2010 11

2011 2

2012 34

2013 28

2014 93

2015 411

2016 403

2017 554

2018 32

total 1651 April 30, 2018