Clinical Dosimeter (RD4-B)
Introduction
The Clinical Dosimeter type RD-4B is a compact, battery operated instrument designed to measure exposure rates due to gamma radiation up to 250 R/h. This instrument is used for measurement of exposure rates in the bladder and rectum of patients undergoing treatment with Caesium or Cobalt implants for carcinoma of uterine cervix. This unit can also be used for exposure rate measurement in other body cavities.
Salient Features
LCD DPM indicates exposure rate in R/hr.
Specifications
Detector |
: |
Ionization chamber of volume 0.2 cc (approx), connected to the end of a 2� metre long triaxial cable. |
Range |
: |
0-250 R/hr (linear) |
Display |
: |
3� digit LCD-DPM (over-range indication provided beyond 250 R/h). |
Accuracy |
: |
� 10% of full scale for Co-60 gamma rays. |
Response Time |
: |
15 Sec.(appro). |
Battery |
|
3 x 1.5 V cells (Eveready type 1050 or equivalent) |
Accessory supplied |
: |
Sterilization, graduated, metallic stiffening tube for inserting into body cavity. |
Dimensions |
|
|
Weight |
: |
2 Kg (appro.) including batteries. |
Application Areas
- It is used in hospitals treating patients with Caesium or Cobalt implants.
-
For further information please contact
Head, Technology Transfer & Collaboration Division,
Bhabha Atomic Research Centre,
Trombay, Mumbai- 400 085
Tel : 091-022-25593897
Fax : 091-022-25505151 / 25519613
Email : headttcd@barc.gov.in
