ID

Study

Year

Type

Details of impingement damage

1

Walker [40] [110]

1971, 74

MOM

McKee wear patterns (equatorial), neck-E/L, cup-E/L, gray-stained tissue

2

Dorlot [1] [2]

1989, 91

COC

Wear stripes, head & cup E/L, gray-stained ceramic

3

Jasty [103]

1994

MOP

CoCr wear damage more common with NC-cups

4

McKellop [111]

1996

MOM

McKee wear patterns (non-equatorial), neck-E/L

5

Iida [112]

1999

MOM

28 mm Metasul notched neck, neck-E/L,

6

Nevelos [10]

1999

COC

Stripes, head and cup E/L, gray-stained ceramic

7

Oparaugo [106]

2001

MOP

CEM-cup outcomes superior to NC-cups

8

Eickmann [21]

2003

COC

Squeaking, elevated cup rims, notched neck & cup rim, black-stained tissues

9

TMU [12] [13] [16] [54] [113]

2003-09

COC

Polar MWZ, stripes, cup-E/L, gray-stained linear tracks,

10

Walter [23]

2004

COC

Stripes (retroverted), head-E/L

11

Howie [61]

2005

MOM

McKee-Farrar, microgrooves, neck-E/L

12

Walter [24]

2007

COC

Squeaking noises using cups with elevated metal rims

13

Bal [22]

2007

COC

Squeaking noises, elevated cup rims, black-stained ceramic, Ti64 contamination

14

Kligman [104]

2007

MOP

Polyethylene rim impingement in 75% of retrievals

15

Lundberg [85]

2007

MOP

Rim impingement in 68% retrievals, metal debris embedded in liners, 126 um avg. size

16

Bengs [67]

2008

MOM

RA impingement more likely than THA

17

Bowsher [56]

2008

MOM

Multiple dislocator, polar wear-pattern, stripes, Ti64 contamination

18

Patten [35]

2010

MOP

Dislocator case, Ti64 transfer 1 - 4 um thick, particle 10 × 40 um, PE delamination

19

Kubo [114]

2011

MOM

Metasul impingement, head and liner stripes, Ti metal ions,

20

Esposito [17]

2012

COC

stripes anteverted and retroverted, head-E/L

21

McPherson [59]

2012

MOM

Multiple-dislocator case, clicking noises, multiplicity of stripes

22

Pelt [60]

2013

MOM

Basal-polar stripes, head & cup-E/L, histopathology

23

McHugh [69]

2013

MOM

Stripe wear modelled as regions of plastic deformation

24

Wong [65]

2013

MOP

MWZ (MWA= 45% avg.), no pitting or microgrooves, CoCr roughness Ra = 11 nm

25

Nguyen [115]

2013

MOM

Large “Donga” pits with linear pattern of “skipping” pits common in NWZ

26

Clarke [58]

2013

MOM

Polar MWZ (MWA = 50%) basal-polar stripes, head & cup-E/L, metal transfer

27

Clarke [83]

2014

MOM

28 mm Metasul, circumferential blemishes and notching, CoCr and Ti64 necks

28

Halim [86]

2014

MOM

MOM simulator study crushed CoCr and Ti64 particles in 10-second test

29

Halim [116]

2015

MOM

MOM simulator, wear with metal debris turned lubricants black over 5-million cycle test

30

Donaldson [84]

2015

MOM

28 mm Pinnacle cup with double-notched SROM femoral neck

31

Tikekar [105]

2015

MOP

5 dislocator cases, Ti64 transfer average roughness Ra = 0.3 um; peaks Rz = 10 - 36 um

32

Elsissy [68]

2018

MOM

THA and RA, pits, microgrooves, stripes

33

Munemoto [43]

2018

MOM

Histopathology in MKF retrievals over 2 to 41 years

34

Karachalios [80]

2018

MOP

NJR revision data, NC-cups = x2 greater than CEM-PE