Table 2. Clinical results from the main published studies on STT Pyrocarbon implants.
| Literature | Pyrocarbon implant | Cases | Mean FU (mo) | ROM FE – RUD (% of contralateral side or preoperative) | Grip – pinch strength (% of contralateral side or preoperative) | Functional scores | Revision surgery (%) |
|---|---|---|---|---|---|---|---|
| Pequignot et al (2005) | STPI | 15 | 48 | n/a – n/a | n/a – n/a | n/a | None |
| Pegoli et al (2006) | STPI | 10 | 19 | n/a – n/a | 133–140 | D: 39 | 2 dislocations (20) |
| Mathoulin and Darin (2006) | Arthroscopic + STPI | 13 | 20 | n/a – n/a | n/a – n/a | n/a | 2 dislocations (15) |
| Low and Edmunds (2007) | STPI | 9 | 16 | 107–72 | 82–85 | D: 21 | None |
| Lluch et al (2013) | STPI | 21 | 29 | n/a | 84–92 | n/a | None |
| Marcuzzi et al (2014) | STPI | 8 | 77 | 87 in total | n/a – n/a | n/a | None |
| Pegoli et al (2016) | Arthroscopic + STPI | 13 | 24 | n/a – n/a | 135–168 | D: 39 | None |
| Gauthier et al (2017) | Pyrocardan | 22 | 24 | 89–93 | 109–140 | QD: 19; PRWE: 14 | 1 RSI/ 1 calcification (9) |
| Average | 15 | 26 | 98–82 a | 114–125 | QD: 29; PRWE: 14 | 0.75 | |
| Median | 13 | 24 | 98–82 a | 109–140 | / | 0 | |
| Our study | Pyrocardan | 18 | 63 | 109–90 | 88–91 | QD: 23; PRWE: 22 | 1 calcification (6) |
Abbreviations: D, Dash score; FU, follow-up; n/a, not available; QD, QuickDASH score; ROM FE – RUD, range of motion in flexion–extension – radioulnar deviation; RSI, radioscaphoid impingement; STT, scaphotrapeziotrapezoid; VAS, visual analogue scale.
a
Exclusion of the Marcuzzi results.