CR数位乳房影像及X光摄影仪品质保证校验纪录表rqu.docx

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1、 CR mammo醫院： 檢查人員簽名： 覆核人員簽名： Konica CR數位乳房影像及X光攝影儀品質保證校驗紀錄表A.日常性(非年度)品質保證作業每週、每季及每半年實施:1.每日乳房攝影數位影像系統檢查(Daily Operational Checks)(RTQm-1).22.假體影像品質控制表(Phantom Image Quality Chart) (RTQm-2).33.影像板片匣檢視與清潔紀錄表(Image Cassette and Plate Check) (RTQm-3).44.影像顯示器與閱片箱清潔紀錄表(Monitor and Viewbox Check Chart) (R

2、TQm-4).55.系統設備檢查與清潔品管表(Visual Inspection Chart) (RTQm-5).66. 乳房攝影品管清單(A) (RTQc-1a)、(B) (RTQc-1b) .7、87.重照影像紀錄表、分析表(Repeat Analysis Chart) (RTQm-6a、RTQm-6b).9、108.壓迫測試表(Compression Force Test Chart) (RTQm-7).119. 每季每半年乳房攝影品管清單(RTQc-2) .12B.定期性(年度)品質保證作業每年實施:10.房攝影單元組件檢查表(Physical Inspection Chart) (M

3、PQm-8).1311.暗雜訊評估表(Dark Noise Check Chart) (MPQm-9).1412.殘影評估(Ghost Image Evaluation Chart) (MPQm-10).1513.管電壓準確性與再現性評估(kVp Accuracy and Reproducibility Evaluation Chart) (MPQm-11) .1614.自動曝光控制效能評估表(AEC Performance Check Chart) (MPQm-12).1715.系統假影評估表(System Artifact Evaluation Chart) (MPQm-13).1816.

4、影像板感光均勻度評估表(Image Plate Response Uniformity Check Chart) (MPQm-14).1917.影像顯示器品質管制表(Monitor Quality Control Chart) (MPQm-15).20 18.印像機品質管制表(Printer Quality Control Chart) (MPQm-16).2019.閱片裝置及閱片環境評估表 (ViewBoxes and Viewing Condition Evaluation Chart) (MPQm-17).2020.解析評估表(Spatial Resolution Evaluation

5、Chart) (MPQm-18).2121.假體影像品質評估表(Phantom Image Quality Chart) (MPQm-19).2222.幾何失真測試表(Geometric Distortion Check Chart) (MPQm-20).23 23.S值對應顯示測試(S-Value Response Indicator Check Chart) (MPQm-21).2424.準直儀況評估(Collimator Assessment Check) (MPQm-22).2525.射束品質的評估及半值層測定表(Beam Quality Evaluation and HVLMeasu

6、rement) (MPQm-23).2626.乳房入射曝、自動曝控制的再現性、平均乳腺劑和射輸出評估 (MPQm-24) .27品質保證校驗紀基本資料一、數位影像系統製造廠商Konica-Minota 型號 _ 二、X光攝影儀 製造廠商 型號 _ 三、影像顯示器製造廠商 型號 _ 四、印相機 製造廠商 型號 _ 每日乳房攝影數位影像系統檢查(Daily Operational Checks) ( RTQm-1) Site: Date:Equipment:X-ray unit manufacturer /Model : ( Frequency: Daily) A . X-ray Unit Eva

7、luationPassFail1Free-standing unit is mechanically stable 2All moving parts move smoothly, without obstructions to motion3All locks and detents work properly4Image receptor holder assembly is free from vibrations 5Image receptor slides smoothly into holder assembly 6Image receptor is held securely b

8、y assembly in any orientation B. CR Control Area EvaluationPassFail7CR Acquisition Monitor is free of blemishes and8REGIUS login screen is displayed and no errors are reported9No errors are displayed on the R190 Reader10Technique chart is in place11Exposure switch is in placeC. Imaging Cassettes and

9、 Plates (Place the R190 Reader into “Deep” erase mode)PassFail12Insert each cassette into the Reader for erasure13Following erasure the cassettes should be stored in a radiation shielded location to prevent fogging of the imaging plate from scatter radiationPerformance Criteria: All evaluation items

10、 are met. All Cassette are returned. Comments: 假體影像品質控制表(PHANTOM IMAGE QUALITY CHART )(RTQM-2) 影像板片匣檢視與清潔紀錄表(Image Cassette and Plate Check)(RTQm-3) 廠牌_型號_年份 _年 (實施頻率:每週)DateIP# 1 IP# 2IP# 3 IP# 4IP#5IP#6IP#7IP#8Performance Criteria: All evaluation items are met. 改善措施:影像顯示器與閱片箱清潔紀錄表(Monitor and View

11、box Check Chart) (RTQm-4) 廠牌_型號_年份 _年 (實施頻率:每週)Date Radiologists MonitorCR ConsoleViewboxonitor 1 Monitor 2Monitor 3 Monitor 4MonitorViewbox 1Viewbox 2Performance Criteria: All check items are met. 改善措施: 系統設備檢查與清潔品管表(Visual Inspection Chart) (RTQm-5) X-ray Unit: CR Model:_ _ Year:_ (Frequency: Month

12、ly)Month123456789101112DateInitialsGantry:Angulation IndicatorLocks (all)Field LightSmoothness of motionInspect all paddles for cracksControl Panel:Switches/indicatorsDisplayTechnique charts Cleaning:X-rayUnit All Image PlateMonitorsView BoxesPass: P Fail: F Dose not Apply: N/A Performance Criteria:

13、 All inspection items are met. Comment: 乳房攝影品管清單（A） 每日/每週檢視 (RTQc-1a) 乳房攝影品管清單（B） 每月檢視(RTQc-1b) 重照影像紀錄表(Repeat Analysis Chart-a)(RTQm-6a) 重照影像分析表(Repeat Analysis Chart-b) (RTQm-6b) 壓迫測試表(Compression Force Test Chart) (RTQm-7)X-ray Unit Brand/Model：_ (Frequency: Semi-Annual)DateAuto (11.4-20.4 kg)Man

14、ual (11.4-20.4 kg)PassFailPassFailRemarksDateAction每季每半年乳房攝影品管清單 (RTQc-2)Quarterly/Semi-Annual Record of CheckYearMonthDateInitialsRepeat AnalysisCompression AutoManualManualRadiologist ReviewPhysicist Review Comments: 乳房攝影單元組件檢查表(Physical Inspection Chart) (MPQm-8)Site: Date:Equipment:X-ray unit ma

15、nufacturer /Model :Mammographic Unit Assembly EvaluationPassFail1Free-standing unit is mechanically stable 2All moving parts move smoothly, without obstructions to motion3All locks and detents work properly4Image receptor holder assembly is free from vibrations 5Image receptor slides smoothly into h

16、older assembly 6Image receptor is held securely by assembly in any orientation 7Compressed breast thickness scale accurate to 0.5 cm, reproducible to 2mm 8Patient or operator is not exposed to sharp or rough edges, or other hazards9Operator technique control charts are posted 10Operator protected du

17、ring exposure by adequate radiation shielding 11All indicator lights working properly 12Auto -decompression can be overridden to maintain compression (and status displayed)13Manual emergency compression release can be activated in the event of a power failure14Collimator Light 160 Lux15Compress Forc

18、e 11.4-20.4kgPerformance Criteria: The unit is stable. All mechanical movements should be smooth and normal. Lock and release mechanisms operate properly. Compression thickness display is accurate within 0.5cm of true value. Operator and patient safety are preserved during normal operation. All ligh

19、ts, indicators, and audio signals function properly. Patient Surfaces are clean and free from of excessive wear. No errors are displayed on the unit Comments: 暗雜訊評估表(Dark Noise Check Chart) (MPQm-9) Konica CR Reader型號：_年份_年 (實施頻率:每年) 影像板片匣編號 (IP#)Displayed 5000 S-Value 改善措施Dark Noise 1Dark Noise 2Pa

20、ssFailPassFailPerformance Criteria: The acquired image should display an S value of 5000.Comments: 殘影評估表(Ghost Image Evaluation Chart) (MPQm-10) kVP: mAs: Konica CR Reader型號：_年份_年 Phantom Model: (實施頻率:每年) 影像板片匣編號 (IP#)Dark Noise2無潛像(Y/N)Invisible Ghost Image 改善措施PassFailPerformance Criteria: The Dar

21、k Noise2 image should be free of any latent image. There should be no imaged object pattern recognizable from the erase 1 image present in the erase 2 image.Comments: 管電壓準確性與再現性評估(kVp Accuracy and Reproducibility Evaluation Chart）(MPQm-11)kVp測量儀廠牌/型號：_IP# (實施頻率:每年)Nominal kVp 設定 準則Focal spot大小Exposu

22、re time(秒)mAmAs測量kVp值：1234平均kVp標準差(SD)% Error5%CV(SD/平均kV)0.02Additional kVp measurements (if needed)5678910Recalculated:平均kVp標準差(SD)平均kVp-Nominal kVp0.05 X Nominal kVp% Error5%CV(SD/平均kV)0.02Action Limit: If the mean kVp differs from the nominal by more than 5% of the nominal kVp, or if the coeffic

23、ient of variation exceeds 0.02, then seek service correction. 自動曝光控制效能評估表(AEC Performance Check Chart) (MPQm-12)AEC Sensor Position: Stability and ReproducibilityImage Model: Small Receptor(Bucky)Focal Spot: LargemA:Phantom ThicknessIP #AEC ModelTarget/FilterDensity ControlmAsmRS-ValueExposure 1Expo

24、sure 2Exposure 3Exposure 4AverageSDCVCriteria: The coefficient of variation should be 5% for mAs and mR.Phantom ThicknessIP #AEC ModelTarget/FilterDensity ControlS-Value2 cm4cm6cmSavSmax-SminSvSv=(Smax-Smin)/Savx100%Criteria: Sv should be 20% Comment: 系系統假影評估表(System Artifact Evaluation Chart) (MPQm

25、-13) Attenuator規格 : Attenuator厚度: kVp設定: Density control 設定: X光機廠牌：_型號：_年份 _年 (實施頻率:每年)Image receptor size18x24cm24x30cm 陽極靶(Target)濾片(Filter)焦點(Focal spot)Film OD有可見的Artifacts ?Hard Copy 洗片機?Hard Copy 印像機?可接受的?敘述CR 影像板可接受的?敘述X-ray儀器?可接受的?敘述 ACTION LIMIT: 如果假影足影響臨床影像診斷品質，則在未排除或改善以前該設備應停止使用，並聯絡相關廠商處理

26、。影像板感光均勻度評估表(Image Plate Response Uniformity Check Chart) kVp: (MPQm-14) Konica CR Reader型號：_年份_年 Phantom Model: (實施頻率:每年) IP # mAsODS-Value15% of S average 改善措施PassFailAverageCriteria: The reported S value of the individual images should be with in +/- 15% from the mean value Comments: 影像顯示器品質管制表(M

27、onitor Quality Control Chart) (MPQm-15) 廠牌：_型號：_年份 _年 (實施頻率:每年) Radiologists 影像顯示器onitor 1 Monitor 2Monitor 3 Monitor 4影像顯示器雜訊條紋YYYY影像顯示器閃爍YYYY影像顯示器陰影YYYY黑白對比可辨識YYYY0%小方形區5%灰階可辨識YYYY100%小方形區95%灰階可辨識YYYY最大亮度值符合廠商規格YYYY亮度理想值符合廠商規格YYYY原製造廠商QA程序執行 Performance criteria: 5% and 95% grayscale patches should be visible 印像機品質管制表(Printer Quality Control Chart) (MPQm-16) 廠牌：_型號：_