1 EMR - Software & Hardware EMR - Software & Hardware T. Rathinam Medical Research Foundation 5 th Aug 2006 T. Rathinam Medical Research Foundation 5 th Aug 2006 Appln Appln Server Server Scanners Scanners Network Network PCs PCs D D ’ ’ Pen Pen TCs TCs Wi Wi - - fi fi ??? ??? Backu p Backu p Server Server
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02 EMR - Hardware Software Requirements- tr- ver 4- 05 Aug ...v2020eresource.org/content/files/EMRHwSw_requirements.pdf · -Software & HardwareSoftware & Hardware T. Rathinam Medical
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! Java/ J2EE/ .Net! Integration!Web based! Internet Browser ! Internet + VPN
! Java/ J2EE/ .Net! Integration!Web based! Internet Browser ! Internet + VPN
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SoftwareSoftware
Back End! Linux
! Redhat
! MS 2000
! Unix
Back End! Linux
! Redhat
! MS 2000
! Unix
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SoftwareSoftware
Database! Oracle
! MS – SQL 2000
! DB2
! Interbase
Database! Oracle
! MS – SQL 2000
! DB2
! Interbase
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SoftwareSoftware
! To comply with Standards! HL-7! DICOM! CPT for Surgical Procedures! SOAP (Protocol)! HIPA for Insurance! NABL (National Accreditation Board for
Labs)
! Interface with other applications
! To comply with Standards! HL-7! DICOM! CPT for Surgical Procedures! SOAP (Protocol)! HIPA for Insurance! NABL (National Accreditation Board for
Labs)
! Interface with other applications
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H/W– Clinical AspectH/W– Clinical Aspect
! TCs! PCs! Digital Pad! PDA! Scanners
! Document! Film
! TCs! PCs! Digital Pad! PDA! Scanners
! Document! Film
Server
Clin
ical
Sid
e D
evic
es
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H/W– Clinical AspectH/W– Clinical Aspect
! Interfacing hardware with equipment! Imaging Equipment
! Fundus Camera, OCT, HRT etc
! Diagnosis Data Equipment! HFA, Auto-Ref, Auto-Keratometer, DBR etc
! Wireless Network! Security
! Interfacing hardware with equipment! Imaging Equipment
! Fundus Camera, OCT, HRT etc
! Diagnosis Data Equipment! HFA, Auto-Ref, Auto-Keratometer, DBR etc
! Wireless Network! Security
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H/W- IT Systems AspectH/W- IT Systems Aspect
! Server! Application! Database! Backup! Others
! Desktop Workstations
! Server! Application! Database! Backup! Others
! Desktop Workstations
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H/W- IT Systems AspectH/W- IT Systems Aspect
! Hardware ! High processing speeds to run difficult
networks! High storage capacity! Although equipment will continue to
become more compact, faster & cheaper –What is purchased today will work effectively in office for next 5yrs.
! Hardware ! High processing speeds to run difficult
networks! High storage capacity! Although equipment will continue to
become more compact, faster & cheaper –What is purchased today will work effectively in office for next 5yrs.
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HardwareHardware
! Storage! Typical EMR Requirement 3 Terabytes in 2
to 3 years! Scalability upto 5 TB! Archiving Policy
! Online! Offline! Inline
! Storage! Typical EMR Requirement 3 Terabytes in 2
to 3 years! Scalability upto 5 TB! Archiving Policy
! Online! Offline! Inline
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Server Server
HardwareHardware
! Storage! High Availability! Proven track-
record ! Depends on
criticality! Basic
! Redundant Array of Inexpensive Disks- RAID! RAID Level 5
! Storage! High Availability! Proven track-
record ! Depends on
criticality! Basic
! Redundant Array of Inexpensive Disks- RAID! RAID Level 5
HD1HD2HD3HD4HD5
R1R2R3R4R5
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HardwareHardware
! Storage! Sophisticated
! SAN! Ideal! Expensive
! Storage! Sophisticated
! SAN! Ideal! Expensive
Blocks
Blocks
Blocks
Blocks
Blocks
Blocks
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Hard-Soft-WareHard-Soft-Ware
! Redundancy/ Load Balanced
! Application Server
! Database Server
! Redundancy/ Load Balanced
! Application Server
! Database Server
LAN
ApplicationServers
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Hard-Soft-WareHard-Soft-Ware
! Redundancy/ Load Balanced
! Networking! Switches! Connectivity
! Power! UPS for an UPS
! Redundancy/ Load Balanced
! Networking! Switches! Connectivity
! Power! UPS for an UPS
Blk 1DC Blk 2
Blk 3
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Hard-Soft-WareHard-Soft-Ware
! Backup Policy! Log backup
! Typically 15 mins! Disk to disk
! Overall backup! End of the day! Disk to Disk to Tape
! HD-HD-ALT
! Backup Policy! Log backup
! Typically 15 mins! Disk to disk
! Overall backup! End of the day! Disk to Disk to Tape
! HD-HD-ALT
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H/W- IT Systems AspectH/W- IT Systems Aspect
! Network! Design addressing the extra-Bandwidth
Requirements! Redundancy
! Disaster Recovery
! Network! Design addressing the extra-Bandwidth
Requirements! Redundancy
! Disaster Recovery
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When to go for EMR? When to go for EMR?
1.Starting a new clinic2.Remodelling a old clinic3.Adding a remote clinic4.Availability of funds5.Current billing or scheduling software needs
updating6.Concerns about the practice’s ability to meet
the Health care financing administration’s billing guidelines and to provide appropriate legible documentation
1.Starting a new clinic2.Remodelling a old clinic3.Adding a remote clinic4.Availability of funds5.Current billing or scheduling software needs
updating6.Concerns about the practice’s ability to meet
the Health care financing administration’s billing guidelines and to provide appropriate legible documentation
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How to go about?How to go about?
1. In-house/ Out-Sourced2. Analysis of the current system3. Depicting the required system4. GAP!5. Identifying the developers6. Process of making it7. IMPLEMENTATION (Plan & Execution)8. Maintenance
1. In-house/ Out-Sourced2. Analysis of the current system3. Depicting the required system4. GAP!5. Identifying the developers6. Process of making it7. IMPLEMENTATION (Plan & Execution)8. Maintenance
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EMR
HMS
Patient Services
Visionary Organization
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A Sankara Nethralaya Presentation…
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Need?Need?
Need = Requirements + ExpectationsNeed = Requirements + Expectations
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NeedNeed
! Requirement! Medical Record (Physical)
! Expectations! Image Management! Direct Data Acquisition ! Intuitive
! Requirement! Medical Record (Physical)
! Expectations! Image Management! Direct Data Acquisition ! Intuitive