MRI

Overview

Step-by-step instructions for conducting human subject research with the MRI scaner.

Boot Control System

Power Up

  1. Verify Power Panel is unlocked.
  2. Press “System On” button on Power Panel.

  1. Wait for the MRI Control system to boot up.
    • Approx. 10 minutes.
    • System is booted when console displays appear.

Power Down

  1. Select power button icon in lower right corner of screen.

  1. Select the “Shut Down System” from dropdown menu.

  1. Select “Shut Down” in pop-up window.

  1. Wait until the system shuts down – the screens will be blank, monitor power buttons red.
  2. Push the “System Off” button on the Power Panel.
    • Monitor power buttons should now be dark.

Start Session

Login to Control Computer

  1. Select “Unlock” on main screen.

  1. Select “Examination”.

Register Participant

Note: Fields with orange bars are required, and an accession number must be created.

  1. Select “Register Patient”.

  1. Enter “Last Name”.
    • Use format “PI Last + Subject ID”, e.g. Barbey23
    • Do not enter the participant’s acutal name.

  1. Enter “Date of Birth”.
    • Specify the first day of the current month.
    • Use participant’s birth year.
    • E.g. “12/1/2000” for a scan conducted 12/15/2026 on a participant born in 2000.

  1. Specify “Sex” from the dropdown menu.

  1. Enter Height and Weight.

  1. Specify “Body Part” from the dropdown menu in the lower right corner.

  1. Specify “Patient Orientation”.

  1. Select orange “Exam” to begin.

  2. Enter the next accession number in the procedure box using format: ND + 00001. Log this number in Form LG07.

Table Control

Table Attributes

Table Diagram
  1. Table Top
  2. Head End
  3. Table Stop Button
  4. Emergency Release
  5. Handle: to pull table after emergency release

Front Panel: User Interfaces

Touch Screen

Touch Screen: patient position and current coil

Touch Screen: coil properly connected

Jogwheel

Front Panel: Jogwheel Control

Jogwheel Diagram
  1. Table up/inward button
  2. Jog wheel, center position (landmark) move to scan
  3. Move to home
  4. Table down/outward button

Additionally, use “+” to turn alignment light on/off.

Notes:

  • Use directional buttons or turn jogwheel to move patients in/out and up/down.
  • Horizontal movement speed is faster the farther the wheel is turned.
  • Push jogwheel to landmark and move patient in to position for scanning.

To Position:

  1. Move table up until it is even with the bore.
  2. Turn on the alignment light by pushing “+” button.
  3. Move participant in until alignment light is at desired center position.
  4. Turn off the alignment light by pushing “+” again.
  5. Push the jogwheel and hold (1 second) until table starts to move to the center of the bore.
  6. Begin scanning.

Scan Controls: Basic Screens

Exam Screen

  1. Scan Queue: used to program sequences and program control icons.
  2. Exam Tool Bar: provide access to functions for setting up and controlling an exam.
  3. Planning Segments: displays reference images used for graphical slice positioning.
  4. Parameter Card Area: displays the parameter cards of the current protocol and/or user guidance.
  5. Variable Segment: shows the inline display or extended third plane planning segment.
  6. Stamp Segments: each stamp represents the images of a previously measured series from the current examination.

View and Go

  1. Access Bar: contains patient tab and icons to access the patient browser or online help.
  2. Case Navigator: contains tabs with processing and viewing options and for printing.
  3. Favorite Tools Area: provides access to preferred functions.
  4. Image Area: displays images and series in segments.
  5. Series Navigator: list all available series for the current patient.