Aneurysm clips: evaluation of magnetic field interactions and translational attraction using “long-bore” and “short-bore” 3.0-T MR imaging systems
| No. | Description | LB Mag. Field Interaction | LB MR System Deflection Angle | SB Mag. Field Interaction | SB MR System Deflection Angle |
|---|---|---|---|---|---|
| 1 | Perneczky; straight, 2-mm blade; stainless steel alloy; Zeppelin Chirugishe Instrumente, Pullach, Germany | Positive | 8 | Positive | 15 |
| 2 | Perneczky; straight, 6-mm blade; stainless steel alloy; Zeppelin Chirugishe Instrumente, Pullach, Germany | Positive | 12 | Positive | 17 |
| 3 | Perneczky; straight, 7-mm blade; stainless steel alloy; Zeppelin Chirugishe Instrumente, Pullach, Germany | Positive | 12 | Positive | 17 |
| 4 | Spetzler pure titanium aneurysm clip, model C-2200; straight, 5-mm blade; C.P. titanium; NMT Neurosciences, Duluth, Georgia | Negative | 0 | Negative | 0 |
| 5 | Spetzler pure titanium aneurysm clip, model C-2212; curved, 7-mm blade; C.P. titanium; NMT Neurosciences, Duluth, Georgia | Negative | 0 | Negative | 0 |
| 6 | Spetzler pure titanium aneurysm clip; straight, 9-mm blade; C.P. titanium; Elekta Instruments, Atlanta, Georgia | Negative | 0 | Negative | 0 |
| 7 | Spetzler pure titanium aneurysm clip, model C-2214; curved, 11-mm blade; C.P. titanium; NMT Neurosciences, Duluth, Georgia | Negative | 0 | Negative | 0 |
| 8 | Spetzler pure titanium aneurysm clip, model C-2203; straight, 11-mm blade; C.P. titanium; NMT Neurosciences, Duluth, Georgia | Negative | 0 | Negative | 0 |
| 9 | Spetzler pure titanium aneurysm clip, model C-2526; straight, 11-mm blade; C.P. titanium; NMT Neurosciences, Duluth, Georgia | Negative | 0 | Negative | 0 |
| 10 | Spetzler titanium pure aneurysm clip, model C-2224; straight, 11-mm/3.5-mm fenestrated blade; C.P. titanium; NMT Neurosciences, Duluth, Georgia | Negative | 0 | Negative | 0 |
| 11 | Spetzler titanium aneurysm clip; straight, 13-mm blade; C.P. titanium; Elekta Instruments, Atlanta, Georgia | Negative | 0 | Negative | 0 |
| 12 | Sugita fenestrated large clip; bent, 7.5-mm blade; Elgiloy; Mizuho America, Inc.; Beverly, Massachusetts | Positive | 5 | Positive | 10 |
| 13 | Sugita fenestrated large Fujita blade deflected type aneurysm clip for permanent occlusion; angled, 10-mm serrated blade; Elgiloy; Mizuho America, Inc.; Beverly, Massachusetts | Positive | 8 | Positive | 10 |
| 14 | Sugita large aneurysm clip for permanent occlusion; straight, 21-mm serrated blade; Elgiloy; Mizuho America, Inc.; Beverly, Massachusetts | Positive | 9 | Positive | 12 |
| 15 | Sugita long aneurysm clip for permanent occlusion; straight, 19-mm non-serrated blade; Elgiloy; Mizuho America, Inc.; Beverly, Massachusetts | Positive | 9 | Positive | 12 |
| 16 | Sugita standard clip; bent, 8-mm blade; Elgiloy; Mizuho America, Inc.; Beverly, Massachusetts | Positive | 5 | Positive | 9 |
| 17 | Sugita standard clip; curved, 6-mm blade; Elgiloy; Mizuho America, Inc.; Beverly, Massachusetts | Positive | 5 | Positive | 9 |
| 18 | Sugita temporary mini clip; bent, 7-mm blade; Elgiloy; Mizuho America, Inc.; Beverly, Massachusetts | Positive | 3 | Positive | 4 |
| 19 | Sugita temporary standard clip; straight, 7-mm blade; Elgiloy; Mizuho America, Inc.; Beverly, Massachusetts | Positive | 5 | Positive | 9 |
| 20 | Sugita titanium standard aneurysm clip for permanent occlusion; 45-degree angled, 19-mm serrated blade; titanium alloy; Mizuho America, Inc.; Beverly, Massachusetts | Negative | 0 | Negative | 0 |
| 21 | Yasargil mini clip, titanium model FT728T; bayonet, 7-mm blade; titanium alloy; Aesculap, Inc.; Center Valley, Pennsylvania | Negative | 0 | Negative | 0 |
| 22 | Yasargil standard aneurysm clip model FE750; straight, 9-mm blade; Phynox; Aesculap, Inc.; Center Valley, Pennsylvania | Positive | 6 | Positive | 11 |
| 23 | Yasargil standard aneurysm clip model FE780; straight, 14-mm blade; Phynox; Aesculap, Inc.; Center Valley, Pennsylvania | Positive | 8 | Positive | 13 |
| 24 | Yasargil standard aneurysm clip model FE786; curved, 15.3-mm blade; Phynox; Aesculap, Inc.; Center Valley, Pennsylvania | Positive | 6 | Positive | 10 |
| 25 | Yasargil standard aneurysm clip model FE790K; straight, 20-mm blade; Phynox; Aesculap, Inc.; Center Valley, Pennsylvania | Positive | 16 | Positive | 18 |
| 26 | Yasargil standard aneurysm clip model FE798; bayonet, 20-mm blade; Phynox; Aesculap, Inc.; Center Valley, Pennsylvania | Positive | 6 | Positive | 10 |
| 27 | Yasargil standard aneurysm clip model FE887; angled, 7-mm blade; Phynox; Aesculap, Inc.; Center Valley, Pennsylvania | Positive | 5 | Positive | 9 |
| 28 | Yasargil standard aneurysm clip titanium model FT740T; straight, 7-mm blade; titanium alloy; Aesculap, Inc.; Center Valley, Pennsylvania | Negative | 0 | Negative | 0 |
| 29 | Yasargil standard aneurysm clip titanium model FT750T; straight, 9-mm blade; titanium alloy; Aesculap, Inc.; Center Valley, Pennsylvania | Negative | 0 | Negative | 0 |
| 30 | Yasargil standard aneurysm clip titanium model FT758T; bayonet, 12-mm blade; titanium alloy; Aesculap, Inc.; Center Valley, Pennsylvania | Negative | 0 | Negative | 0 |
| 31 | Yasargil standard aneurysm clip titanium model FT760T; straight, 11-mm blade; titanium alloy; Aesculap, Inc.; Center Valley, Pennsylvania | Negative | 0 | Negative | 0 |
| 32 | Yasargil standard aneurysm clip titanium model FT790T; straight, 20-mm blade; titanium alloy; Aesculap, Inc.; Center Valley, Pennsylvania | Negative | 0 | Negative | 0 |
Note.—LB indicates long-bore; Mag., magnetic; SB, short-bore; C.P., commercially pure.