| Job Title |
Block Maker |
| Job Description |
Molds Lead Blocks To Be Used As Shields In Radiation Therapy
Treatments: Lays Out X-ray Film Taken Of Patient In Treatment
Position And Tapes Film Over Grid On Lighted Table. Sets
Distances On Mold Cutting Machine, Duplicating Distances From
Which X Ray Was Taken. Calculates Required Thickness Of Block,
Based Upon Equipment To Be Used In Treatment And Applying
Knowledge Of Geometry. Aligns Template And Styrofoam Piece In
Blocking Tray Over X-ray Film. Guides Hand Held Stylus Along
Lines Drawn On X-ray Film Or Print Showing Area To Be Treated,
Simultaneously Cutting Styrofoam Piece With Hot Wire To Form
Styrofoam Mold Used In Making Block. Sets Mold In Vise And
Tightens Metal Clamps To Hold Mold Securely In Position. Pours
Heated Lead Alloy Into Mold To Form Block. Mounts Cooled Block
On Lucite Board, Using Screws. Installs Finished Block In Tray
Of Machine And Views Superimposed Outline Of Block On X-ray Film
To Verify Accuracy Of Block And Adherence To Standards. Records
Patient Information On Finished Block. May Transport Patients To
And From Treatment Area.
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