Table 2.
Published results with rotating-hinge devices in nontumor use
| Study | Year | Number of patients | Number of knees | Mean followup (months) | Device* | Postoperative Hospital for Special Surgery score (0–100) | Postoperative Knee Society clinical score (0–200) | Postoperative range of motion | Survival free of open reoperation for any reason |
|---|---|---|---|---|---|---|---|---|---|
| Shindell et al. [30] | 1986 | 14 | 18 | 60–75 | Noiles | 77 | 44% | ||
| Rand et al. [28] | 1987 | 36 | 38 | 50 | Kinematic | 100° | 48% | ||
| Berman et al. [5] | 1996 | 9 | 9 | 24 | Kinematic | 71 | 93° | 67% | |
| Lombardi et al. [22] | 1997 | 109 | 113 | 25 | Endo-Model | 73 | 95° | 85% | |
| Barrack et al. [4] | 2000 | 15 | 16 | 51 | S-ROM | 131 | 93° | 94% | |
| Westrich et al. [37] | 2000 | 21 | 24 | 33 | Finn | 128 | 92% | ||
| Barrack [3] | 2001 | 22 | 23 | 58 | S-ROM | 133 | 95° | 96% | |
| Jones et al. [17] | 2001 | 15 | 16 | 47 | S-ROM | 137 | 105° | 88% | |
| Jones et al. [18] | 2001 | 29 | 30 | 49 | S-ROM | 134 | 100° | 90% | |
| Springer et al. [31] | 2001 | 58 | 69 | 75 | Kinematic | 100 | 94° | 67% | |
| Springer et al. [32] | 2004 | 25 | 26 | 59 | Kinematic | 101 | 97° | 73% | |
| Pradham et al. [27] | 2004 | 50 | 51 | 48 | Endo-Model | 72 | 89° | ||
| Petrou et al. [25] | 2004 | 80 | 100 | 132 | Endo-Model | 163 | 120° | 87% | |
| Utting and Newman [34] | 2004 | 30 | 36 | Custom Endo-Model (21 rotating; 9 fixed) | 106 | 70% | |||
| Pour et al. [26] | 2007 | 43 | 44 | 50 | 31 Kinematic; 13 Finn | 117 | 70% | ||
| Back et al. [2] | 2008 | 30 | 32 | 58 | SMILES | 95 | 88° | 84% | |
| Current study | 2008 | 37 | 39 | 46 | OSS | 123 | 106° | 87% |
* Devices included Noiles™ (DePuy Orthopaedics, Inc, Warsaw, IN), Kinematic® (Stryker Orthopaedics, Mahwah, NJ), Endo-Model® (Waldemar Link, Hamburg, Germany), S-ROM® (DePuy Orthopaedics, Inc), Finn® (Biomet, Inc, Warsaw, IN), SMILES™ (Stanmore Implant Worldwide Ltd, Stanmore, UK), and OSS™ (Biomet, Inc).