JPH0223513U - - Google Patents

Info

Publication number
JPH0223513U
JPH0223513U JP1989034227U JP3422789U JPH0223513U JP H0223513 U JPH0223513 U JP H0223513U JP 1989034227 U JP1989034227 U JP 1989034227U JP 3422789 U JP3422789 U JP 3422789U JP H0223513 U JPH0223513 U JP H0223513U
Authority
JP
Japan
Prior art keywords
ray
patient
measuring device
distance
distance meter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP1989034227U
Other languages
English (en)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPH0223513U publication Critical patent/JPH0223513U/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/38—Exposure time
    • H05G1/42—Exposure time using arrangements for switching when a predetermined dose of radiation has been applied, e.g. in which the switching instant is determined by measuring the electrical energy supplied to the tube
    • H05G1/44—Exposure time using arrangements for switching when a predetermined dose of radiation has been applied, e.g. in which the switching instant is determined by measuring the electrical energy supplied to the tube in which the switching instant is determined by measuring the amount of radiation directly

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • X-Ray Techniques (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)

Description

【図面の簡単な説明】
第１図はＸ線診断装置を備えた本考案によるＸ
線式測定装置を示す概略図、第２図は第１図に示
したＸ線式測定装置について説明するための曲線
図である。 １…Ｘ線源、２…焦点、４…患者、４ａ…対象
物領域、８…Ｘ線の中心ビーム、１３…測定室、
１６…Ｘ線検出器、１７…距離計。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 一次Ｘ線束８内に配置された２つのＸ線検
    出器１３，１６を備え、その両Ｘ線検出器の間に
    診察対象物４のための対象物領域４ａが位置し、
    それらの出力信号から患者のＸ線透過度に相応す
    る信号が形成されるＸ線式測定装置において、焦
    点と患者との距離（ＦＯＢＪ）を測定するための
    距離計１７が設けられ、前記Ｘ線検出器１３，１
    ６と前記距離計１７との出力信号から、患者在席
    の元でおよび患者不在の元でそれぞれＸ線透視お
    よびＸ線撮影を行つた際の入射線量率と、Ｘ線撮
    影を行つた際の患者のＸ線透過度とを求めること
    を特徴とするＸ線式測定装置。 (2) 距離計１７は対象物領域の前に位置するＸ
    線検出器１３の近傍に配置され、非接触式距離測
    定装置として構成されることを特徴とする請求項
    １記載のＸ線式測定装置。
JP1989034227U 1988-03-28 1989-03-24 Pending JPH0223513U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3810501A DE3810501C2 (de) 1988-03-28 1988-03-28 Röntgentechnische Meßvorrichtung

Publications (1)

Publication Number Publication Date
JPH0223513U true JPH0223513U (ja) 1990-02-16

Family

ID=6350893

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989034227U Pending JPH0223513U (ja) 1988-03-28 1989-03-24

Country Status (2)

Country Link
JP (1) JPH0223513U (ja)
DE (1) DE3810501C2 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10322142A1 (de) * 2003-05-16 2004-12-09 Siemens Ag Durchleuchtungsgerät und Verfahren zum Ermitteln der Strahlendosis bei Durchleuchtungsuntersuchungen
DE10322143B4 (de) 2003-05-16 2016-09-22 Siemens Healthcare Gmbh Durchleuchtungsanlage und Verfahren zum Ermitteln der effektiven Hauteingangsdosis bei Durchleuchtungsuntersuchungen

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5717517U (ja) * 1980-07-03 1982-01-29
JPS596804U (ja) * 1982-07-05 1984-01-17 東京コスモス電機株式会社 可変抵抗器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2245939B2 (de) * 1972-09-19 1976-07-22 Siemens AG, 1000 Berlin und 8000 München Roentgendiagnostikapparat zur durchleuchtung und aufnahme mit einem funktionsgenerator zur festlegung der aufnahmespannung in abhaengigkeit von der durchleuchtungsspannung
DE2546948C3 (de) * 1975-10-20 1980-05-29 Siemens Ag, 1000 Berlin Und 8000 Muenchen Röntgendiagnostikanlage für Röntgenaufnahmen mit Mitteln zur organprogrammierten Einstellung der Aufnahmewerte sowie mit einem Röntgenbelichtungsautomaten

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5717517U (ja) * 1980-07-03 1982-01-29
JPS596804U (ja) * 1982-07-05 1984-01-17 東京コスモス電機株式会社 可変抵抗器

Also Published As

Publication number Publication date
DE3810501A1 (de) 1989-10-19
DE3810501C2 (de) 1996-02-08

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