GE Senographe DS

GE Healthcare Senographe DS
Revision 1 Service Information and Procedures Class A 2385072-16-8EN
Job Card ELE A028 - Collimation Checks
Page no. 687 Chapter 7
JC-ELE-A-028.fm
7-2-3 Compression Paddle (Coin) Measurements
You must follow the measurements and calculations described below for the coin, and complete the fol-
lowing tables. In the tables below, items in bold italics are measured and items in bold are calculated.
Mo/Mo - 19 x 23 paddle
Mo/Mo - Flexible 19 x 23 paddle
Rh/Rh - 19 x 23 paddle
Rh/Rh - Flexible 19 x 23 paddle
Step 1 & 2 Step 3 Step 4 Step 5
Geometric
Case
W
d
P
d
Z’
d
Z
d
(1.063 x Z’
d
)
Coin
(Bottom Edge)
(Chest Wall)
Step 1 & 2 Step 3 Step 4 Step 5
Geometric
Case
W
d
P
d
Z’
d
Z
d
(1.063 x Z’
d
)
Coin
(Bottom Edge)
(Chest Wall)
Step 1 & 2 Step 3 Step 4 Step 5
Geometric
Case
W
d
P
d
Z’
d
Z
d
(1.063 x Z’
d
)
Coin
(Bottom Edge)
(Chest Wall)
Step 1 & 2 Step 3 Step 4 Step 5
Geometric
Case
W
d
P
d
Z’
d
Z
d
(1.063 x Z’
d
)
Coin
(Bottom Edge)
(Chest Wall)