JP3794644B2 - γ線の同時計数方法、及び核医学診断装置 - Google Patents
γ線の同時計数方法、及び核医学診断装置 Download PDFInfo
- Publication number
- JP3794644B2 JP3794644B2 JP2005150243A JP2005150243A JP3794644B2 JP 3794644 B2 JP3794644 B2 JP 3794644B2 JP 2005150243 A JP2005150243 A JP 2005150243A JP 2005150243 A JP2005150243 A JP 2005150243A JP 3794644 B2 JP3794644 B2 JP 3794644B2
- Authority
- JP
- Japan
- Prior art keywords
- ray
- rays
- difference
- detection
- energy
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Measurement Of Radiation (AREA)
- Nuclear Medicine (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005150243A JP3794644B2 (ja) | 2005-05-23 | 2005-05-23 | γ線の同時計数方法、及び核医学診断装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005150243A JP3794644B2 (ja) | 2005-05-23 | 2005-05-23 | γ線の同時計数方法、及び核医学診断装置 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003338601A Division JP3717122B2 (ja) | 2003-09-29 | 2003-09-29 | γ線の検出時刻決定方法、γ線の同時計数方法、及び核医学診断装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2005249806A JP2005249806A (ja) | 2005-09-15 |
| JP2005249806A5 JP2005249806A5 (enExample) | 2006-03-30 |
| JP3794644B2 true JP3794644B2 (ja) | 2006-07-05 |
Family
ID=35030373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005150243A Expired - Fee Related JP3794644B2 (ja) | 2005-05-23 | 2005-05-23 | γ線の同時計数方法、及び核医学診断装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3794644B2 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110446946A (zh) * | 2017-03-09 | 2019-11-12 | 株式会社岛津制作所 | 散射估计方法、散射估计程序以及搭载有该散射估计程序的正电子ct装置 |
| CN113712583B (zh) * | 2021-08-10 | 2023-09-22 | 上海联影医疗科技股份有限公司 | 死时间校正方法、装置、计算机设备和存储介质 |
-
2005
- 2005-05-23 JP JP2005150243A patent/JP3794644B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005249806A (ja) | 2005-09-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2748641B1 (en) | Data-driven optimization of event acceptance/rejection logic | |
| US8373135B2 (en) | Counting detector and computed tomography system | |
| EP2867701B1 (en) | Digital positron emission tomography (dpet) energy calibration method | |
| US20170371046A1 (en) | Pixel based dead time correction | |
| JP3717122B2 (ja) | γ線の検出時刻決定方法、γ線の同時計数方法、及び核医学診断装置 | |
| US8969814B2 (en) | System and method of determining timing triggers for detecting gamma events for nuclear imaging | |
| US10895651B2 (en) | PET device and method of acquiring gamma ray generation position using scattered coincidence with PET device | |
| JP2000321357A (ja) | 核医学診断装置 | |
| CN101015459A (zh) | 核医学装置 | |
| CN113274043B (zh) | 放射线诊断装置及放射线诊断方法 | |
| US7045802B2 (en) | Method and apparatus for coincidence imaging digital triggering | |
| CN111568452A (zh) | Pet系统状态检测方法、装置、计算机设备和存储介质 | |
| CN111568453A (zh) | 能量校正状态检测方法、装置、计算机设备和存储介质 | |
| US6294788B1 (en) | Randoms correction in positron imaging | |
| JP2006266996A (ja) | γ線の同時計数方法、画像作成方法及び核医学診断装置 | |
| JPH07113873A (ja) | 陽電子断層撮影装置におけるγ線吸収体による散乱同時計数測定法及び陽電子断層撮影装置 | |
| WO2012090992A1 (ja) | 放射線撮像装置及び画像処理方法 | |
| JP3794644B2 (ja) | γ線の同時計数方法、及び核医学診断装置 | |
| JP4984963B2 (ja) | 核医学診断装置 | |
| JP2005017142A (ja) | 核医学撮像装置 | |
| JP2021124503A (ja) | 放射線診断装置及び放射線診断方法 | |
| JP4594855B2 (ja) | 核医学診断装置及び放射線カメラ並びに核医学診断装置における放射線検出方法 | |
| EP3633411A1 (en) | Absorption coefficient image estimation method, absorption coefficient image estimation program, and positron ct device equipped with same | |
| JP2011153975A (ja) | 核医学診断装置 | |
| JP4737104B2 (ja) | 光子検出器の位置情報算出方法及びそれを用いたポジトロンct装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Written amendment |
Effective date: 20060209 Free format text: JAPANESE INTERMEDIATE CODE: A523 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20060209 |
|
| A871 | Explanation of circumstances concerning accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A871 Effective date: 20060209 |
|
| A975 | Report on accelerated examination |
Effective date: 20060302 Free format text: JAPANESE INTERMEDIATE CODE: A971005 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20060405 |
|
| A61 | First payment of annual fees (during grant procedure) |
Effective date: 20060407 Free format text: JAPANESE INTERMEDIATE CODE: A61 |
|
| R150 | Certificate of patent (=grant) or registration of utility model |
Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| FPAY | Renewal fee payment (prs date is renewal date of database) |
Year of fee payment: 3 Free format text: PAYMENT UNTIL: 20090421 |
|
| FPAY | Renewal fee payment (prs date is renewal date of database) |
Free format text: PAYMENT UNTIL: 20100421 Year of fee payment: 4 |
|
| LAPS | Cancellation because of no payment of annual fees |