Dynamic bionic heart phantom used for magnetic resonance imaging system, control method and testing method thereof
US11366191B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 13, 2019 |
| Grant date | Jun 21, 2022 |
| Priority date | — |
| Expiry date | Oct 12, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2560/0223
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A dynamic bionic heart phantom is used for an MRI system, a control method and a testing method. The dynamic bionic heart phantom includes a bionic heart phantom, a control system, positive pressure devices and a negative pressure device; the bionic heart phantom includes a water tank and a heart phantom arranged in the water tank, and the heart phantom is connected to the control system through four air pipes; the control system includes an antimagnetic control device and a control PC, and the antimagnetic control device is composed of a measurement and control module, four proportional flow values, a power module and a magnetic shielding box; the positive pressure devices, including gas, gas cylinders and pressure reducing valves, are connected to two gas inlet interfaces of the control system respectively; and the negative pressure device includes a vacuum pump and a negative pressure container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.