SIST EN 61262-6:1995
(Main)Medical electrical equipment - Characteristics of electro-optical X-ray image intensifiers -- Part 6: Determination of the contrast ratio and veiling glare index
Medical electrical equipment - Characteristics of electro-optical X-ray image intensifiers -- Part 6: Determination of the contrast ratio and veiling glare index
Applies to electro-optical X-ray image intensifiers for medical use, as components of diagnostic X-ray equipment. Describes a method of determining the contrast ratio (CR) and the veiling glare index (VGI) of electro-optical X-ray image intensifiers.
Medizinische elektrische Geräte - Merkmale von elektronenoptischen Röntgenbildverstärkern -- Teil 6: Bestimmung des Kontrastverhältnisses und Untergrundkoeffizienten
Appareils électromédicaux - Caractéristiques des intensificateurs électro-optiques d'image radiologique -- Partie 6: Détermination du rapport de contraste et du voile lumineux
Concerne les électro-optiques d'image radiologique destinés à une utilisation médicale en tant que composants d'équipement à rayonnement X de diagnostic. Décrit une méthode de détermination du rapport de contraste (RC) et du coefficient de voile lumineux (VGI) des intensificateurs d'image radiologique.
Medical electrical equipment - Characteristics of electro optical X ray image intensifiers - Part 6: Determination of the contrast ratio and veiling glare index (IEC 1262-6:1994)
General Information
- Status
- Published
- Publication Date
- 30-Apr-1995
- Technical Committee
- IEMO - Electrical equipment in medical practice
- Current Stage
- 6060 - National Implementation/Publication (Adopted Project)
- Start Date
- 01-May-1995
- Due Date
- 01-May-1995
- Completion Date
- 01-May-1995
Relations
- Effective Date
- 03-Feb-2026
Overview
SIST EN 61262-6:1995 specifies standardized methods for evaluating key optical characteristics in medical electro-optical X-ray image intensifiers-critical components within diagnostic X-ray equipment. Published by the Slovenian Institute for Standardization (SIST), this part of the standard focuses on the determination of the contrast ratio (CR) and veiling glare index (VGI), both important parameters that reflect image clarity and diagnostic performance. The document aligns with EN 61262-6:1994 and IEC 1262-6:1994, ensuring consistency across international practices in radiographic equipment assessment.
Key Topics
- Electro-optical X-ray image intensifiers: Devices that convert low-intensity X-ray images into visible light images, enhancing visualization quality in medical radiography.
- Contrast Ratio (CR): Measurement of the ability of an image intensifier to differentiate between areas of varying X-ray absorption, correlating with the clarity and sharpness of the produced image.
- Veiling Glare Index (VGI): Assessment of image degradation caused by unwanted scattered light, which can obscure fine details, impacting diagnostic accuracy.
- Standardized testing procedures: Defined methods for reliably measuring CR and VGI, facilitating consistent evaluation and comparison across different equipment models and manufacturers.
Applications
SIST EN 61262-6:1995 plays a pivotal role in the field of diagnostic radiography, particularly in:
- Performance verification: Medical device manufacturers and testing laboratories use this standard to verify that electro-optical X-ray image intensifiers meet required optical performance levels, ensuring high-quality imaging.
- Quality assurance in healthcare: Hospitals and clinics employ this standard for regular maintenance and performance assessment of their diagnostic imaging systems, helping maintain diagnostic reliability and patient safety.
- Procurement and compliance: This standard can be referenced in procurement specifications to ensure equipment meets international benchmarks for image quality in medical electrical equipment.
- Regulatory submissions: Documentation following these methods can support regulatory compliance and safety assessments required by healthcare authorities.
Related Standards
For a comprehensive approach to electro-optical X-ray image intensifier assessment and general radiographic equipment quality, consider these related standards:
- EN 61262-1: Medical electrical equipment – Characteristics of electro-optical X-ray image intensifiers – Part 1: General definitions and test methods
- EN 60601 series: Medical electrical equipment – General requirements for basic safety and essential performance
- EN 61187: Electrical and electronic test methods – Procedures for determining the imaging performance of X-ray image intensifiers
- ISO 13485: Medical devices – Quality management systems – Requirements for regulatory purposes
Practical Value
By applying the guidelines of SIST EN 61262-6:1995, stakeholders in the medical imaging sector gain the following advantages:
- Enhanced image quality assessment: Supports optimal diagnostic outcomes by ensuring image intensifiers provide high-contrast, low-glare visualizations.
- Interoperable benchmarking: Enables meaningful comparison between devices from different manufacturers, aiding informed purchasing and equipment upgrades.
- Risk mitigation: Helps identify and address potential image quality issues before they impact patient diagnosis or safety.
Implementing this standard in testing and maintenance routines ensures that diagnostic X-ray systems deliver reliable, high-fidelity imaging, directly contributing to improved patient care and operational efficiency in healthcare environments.
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Frequently Asked Questions
SIST EN 61262-6:1995 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Medical electrical equipment - Characteristics of electro-optical X-ray image intensifiers -- Part 6: Determination of the contrast ratio and veiling glare index". This standard covers: Applies to electro-optical X-ray image intensifiers for medical use, as components of diagnostic X-ray equipment. Describes a method of determining the contrast ratio (CR) and the veiling glare index (VGI) of electro-optical X-ray image intensifiers.
Applies to electro-optical X-ray image intensifiers for medical use, as components of diagnostic X-ray equipment. Describes a method of determining the contrast ratio (CR) and the veiling glare index (VGI) of electro-optical X-ray image intensifiers.
SIST EN 61262-6:1995 is classified under the following ICS (International Classification for Standards) categories: 11.040.50 - Radiographic equipment. The ICS classification helps identify the subject area and facilitates finding related standards.
SIST EN 61262-6:1995 has the following relationships with other standards: It is inter standard links to SIST HD 501 S1:1998. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
SIST EN 61262-6:1995 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
SLOVENSKI STANDARD
01-maj-1995
Medical electrical equipment - Characteristics of electro optical X ray image
intensifiers - Part 6: Determination of the contrast ratio and veiling glare index (IEC
1262-6:1994)
Medical electrical equipment - Characteristics of electro-optical X-ray image intensifiers --
Part 6: Determination of the contrast ratio and veiling glare index
Medizinische elektrische Geräte - Merkmale von elektronenoptischen
Röntgenbildverstärkern -- Teil 6: Bestimmung des Kontrastverhältnisses und
Untergrundkoeffizienten
Appareils électromédicaux - Caractéristiques des intensificateurs électro-optiques
d'image radiologique -- Partie 6: Détermination du rapport de contraste et du voile
lumineux
Ta slovenski standard je istoveten z: EN 61262-6:1994
ICS:
11.040.50 Radiografska oprema Radiographic equipment
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
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