WebStudy design: Nine middle ear prostheses (seven containing stainless steel and two made of pure gold used as control) were tested in vitro and one stainless steel stapedectomy prosthesis was tested on a cadaveric temporal bone. Methods: Most of the prostheses were then placed in a water-filled Petri dish and reintroduced into the MRI unit. WebJan 1, 2007 · Twenty-three commonly used middle ear and stapes prostheses were selected and exposed to 9.4-T MR fields in vitro within petri dishes, and eight of the 23 implants were further studied ex...
MRI scanners and the stapes prosthesis - PubMed
WebStapes Prosthesis and Metallic Middle Ear Ossicular Chain Reconstruction Implants: All devices are safe for use in a 1.5T magnetic field or less with the exception of the 1987 … WebStainless Steel *Designed for William Lippy, M.D., Warren, Ohio Piston Funcational Overall Well Cat. No. Diameter Length Length Diameter 14-2112 0.4 mm 3.65 mm 4.50 mm 1.0 mm 14-2114 Fluoroplastic Fluoroplastic Stainless Steel Stainless Steel 5.00 mm Shea Malleus Attachment Pistons* ™ PISTON *Designed for T. Manford McGee, M.D., Detroit, Michigan goings meat market baytown
Safety of MRI with metallic middle ear implants - PubMed
WebPhysicians and patients alike have concerns regarding exposing in vivo implanted metal stapes prostheses to magnetic resonance imaging (MRI) scanners. As MRI scanners … WebMay 25, 2012 · Middle ear prostheses made from ferromagnetic (420F stainless steel) and nonmagnetic MR-compatible metals (316L stainless steel and platinum) were examined for magnetic field interactions at 4.7 ... WebDec 1, 2024 · Prostheses can be used to restore continuity to the middle ear, but because the current prosthetic implants are often made from ceramic cups and stainless steel struts and don’t fit properly ... goings meat processing in baytown tx