Siti Daryati
Technic of Radiodiagnostic and Radiotherapy Department, Polytechnic Health Ministry of Semarang

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Dose Area Product Performance in Fluoroscopy as Supporting Modalities Lithrotripsi Extracorporeal Shock Wave (ESWL) Action for Kidney Stone Localization Resolution Siti Daryati; M. Irwan Katili; Sri Mulyati
Jurnal Riset Kesehatan Vol 3, No 2 (2014): Mei 2014
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (753.192 KB) | DOI: 10.31983/jrk.v3i2.220

Abstract

This is an observational method with a quantitative approach to study the magnitude of dose area product who received ESWL patients and the level of safety in accordance with the rules of radiation safety in the use of X-ray. Processing and analysis of the data is done by calculating the dose area product ( DAP ) received by the patients at each exposure based on the thickness of the patients were detected with the TLD. Comparison is done with the use of standard flouroscopy examination. Result shows that 10 cm material thickness in 0.008 minutes results 187mGy.cm2 and 5095 mGy.cm2 DAP in 5 minutes. While in 20 cm phantom thickness and in 0.008 minutes result 424 mGy.cm2 and DAP obtained in 5 minutes is 2 20912 mGy.cm. The use of fluoroscopy on ESWL in Dr . Kariadi hospital is still within the safe limits: less than 100 mGy / min , the dose rate exposure on a 10 cm phantom thickness is 3.38 mGy / min and in 20 cm phantom thickness is 13.89 mGy / min , exposure dose rate per minute on the phantom thickness of the 23 cm is 17.03 mGy / min and the rate of patient exposure dose obtained by the observation of 17.61 mGy / min.
Filter Strength Selection Analysis In Direct Digital Radiography (DDR) on Phantom Rasyid Rasyid; Siti Daryati; Panji Wibowo Nurcahyo
Jurnal Riset Kesehatan Vol 3, No 3 (2014): September 2014
Publisher : Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (2187.992 KB) | DOI: 10.31983/jrk.v3i3.127

Abstract

Filter Streng is one of software (build in) digital image processing in DDR, that’s have function to strecting of contras and to shaprp of result image with enhancment DDR image quality. In DDR avalaible 4 filter strength, aplicated for DDR image and for human anatomical likes bone, thotax and pelvis. This research is done by observational qualitative metode.Processing and analizing data is done from radiograph non filter and filtering. Resulting from respondent is done analizing and the hightest score is the best of image processing from contras strecting and image shapening. Every result grade in digital image processing by use software filter strengt fasility in X-rays DDR Medex to get image enhancment with watching contras deferent is more hight and more sharp, morethan to get noise is more hight. Image processing with using streng filter software in grade 3 is get result the best.
Analysis Of Radiation Dose In Women's Reproductive Organs In Diagnosis Support Histerosalfingografi As The Radiation Safety Unit Radiology Service Darmini Darmini; Siti Masrochah; Siti Daryati
Jurnal LINK Vol 9, No 1 (2013): Januari 2013
Publisher : Pusat Penelitian dan Pengabdian kepada Masyarakat, Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (8024.38 KB) | DOI: 10.31983/link.v9i1.161

Abstract

A study concerning the analysis of Radiation Dose in Female Reproductive Organs In Examination Hysterosalpingography For Supporting safety Radiation In Radiology Services Unit. The purpose of this study to obtain descriptions of the radiation dose received by the reproductive organs at Hysterosalpingography examination and find out how much the level of safety obtained by the reproductive organs of the risk of biological effects on Hysterosalpingography examination. This research is a quantitative approach to measuring radiation. Amount sample used in this study was performed in 6 patients and Maternity Hospital Semarang. This source obtained using TLD dosimeters chips are placed on the patient's skin surface in mid gonads, right and left ovaries. The value of radiation dose TLD reader reading results are recorded in the tabulation of the radiation dose to the HSG examination. Furthermore, the total value obtained by comparison with a reference standard performed as recommended by BAPETEN that the reference dose on pelvic examination should not be more than 10 mGy. The results showed that the dose of radiation received by the reproductive organs on Hysterosalpingography examination based on exposure factors, the greater the voltage of the tube then the average absorbed dose greater, based on the thickness of the thicker body of the patient's body absorbed dose average lower, receiving total dose accepted patients receiving the lowest dose of 1 x ekposi 1.508 mGy, the highest 2.341 mGy. For patients receiving the lowest dose of 2 x eksposi 3,016 mGy, the highest 4,682 mGy. The level of security is obtained against the risk of reproductive organs of biological effects on the examination Hysterosalpingography is still in the safe level for the highest total dose received was 4,682 mGy (below 10 mGy).
The Effect Of Variation Milliampere-Seconds (mAs) To Entrance Skin Exposure And Radiographic Anatomy Image In Examination of Columna Vertebra Lumbal With Ap Projection Siti Daryati; Gatot Murti Wibowo
Jurnal LINK Vol 8, No 3 (2012): September 2012
Publisher : Pusat Penelitian dan Pengabdian kepada Masyarakat, Poltekkes Kemenkes Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (2397.815 KB) | DOI: 10.31983/link.v8i3.315

Abstract

Quantitative Descriptive research with experimental opproach was done with x-ray machiine type UD150l-30E. The data of experiment was taken with made eight radiographs and the ESE measurement is conducted using TLD which layed on surface of abdomen phantom or at central point. Exposure was taken with eight times with eight variation of mAs. It is about 8,10,12,14,16,18,20 and 22 mAs with 80 kV. The result shown that there is a effetct of variation mAs to ESE and quality of radiographic anatomy image. Higher mAs result higher ESE and increase mAs about two interval reslut average value is 142 mR. Variation of mAs result variation of image quality. A good image quality with 19,1 cm part thickness resulted with use 18 mAs and 20 mAs with 80 kV. Optimum mAs with 80 kV in this research’s is 18 mAs.