Exam (elaborations)
MRSO - Implants and Devices - Module 5 questions and answers rated A+ 2024/2025
- Course
- Institution
MRSO - Implants and Devices - Module 5 questions and answers rated A+ 2024/2025
[Show more]
Seller
Follow
Content preview
MRSO - Implants and Devices - Module 5MR screening should be - ANS-verbal and interactive
-performed by Level 2 MR Personnel
MR screening should not be - ANSsimplified
Who defines terms for marking medical devices in MR environment? - ANSASTM
According to ASTM, MR Safe is applied to items that: - ANSItems that pose no known hazard in
ANY MR environment
Ex: wood, glass, plastic
According to ASTM, MR Unsafe is applied to items that: - ANSItem that poses unacceptable risk
in MR environment
According to ASTM, MR Conditional is applied to items that: - ANSItem that has demonstrated
safety within the MR environment within defined conditions
Categories of devices - ANSpassive
active: contain electrical components
Metallic implants are subjected to: - ANS-static magnetic field interactions
-heating (RF, gradients): length / loops
-induced currents (gradients)
-operational
-artifacts
Workflow for implants: - ANS-identify device
-determine FDA labeling
-If conditional, determine if conditions can be maintained
If item can't be identified or labeling can not be determined, risk vs benefit is determined by -
ANSradiologist
Procedures when determining implant assessment should be - ANSdocumented in writing
Conditions regarding safety and compatibility applies only to - ANSspecifically tested conditions
If safety or compatibility of a device is not documented in writing, one should - ANSnever
assume safety information
, Who is responsible for ensuring that published conditions of use are correct, up-to-date, and
available for MR personnel - ANSdevice manufacturer
Advisable to maintain a copy of conditions of use in: - ANSpatient's medical record
Resources for positively identifying implant or device - ANS-patient's medical record
-implant card
-reliable family member/caregiver
FDA is not responsible for - ANStesting
Who is responsible for testing and keeping up-to-date information regarding FDA labeling and
conditions of use? - ANSthe device manufacturer
All information regarding implants should be - ANSclearly documented in writing (not verbal from
family)
The MR Technologist does NOT determine MRI safety of a patient - ANSThe supervising MR
Radiologist is solely responsible
Who is liable for actions of MR Technologist regarding patient safety if they directed the actions
of the technologist? - ANSradiologist
Captain of the Ship Doctrine Purpose/Intent - ANSprotect a hospital from being sued
Conditions of use can include - ANS-static field
-RF field
-SAR
-B1rms
-duration of single series or entire scan
-type of coil
-spatial field gradient
-slew rates
-landmarking
-pt height
-location of device
-patient monitoring
International standards for testing were developed by - ANSASTM task group
How many standards determined by the ASTM address principle issues that can produce safety
concerns for implants and other devices in the MRI environment? - ANS5
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller QualityPDF. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
76202 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now