Local set-up for supporting Local set-up for supporting advanced telemedicineadvanced telemedicine
Nopphol Pausawasdi
Faculty of Medicine Siriraj Hospital
Mahidol University, Thailand
January 24, 2008The University of Hawaii
OutlineOutline
• Organization overview• Supports for telemedicine projects• Instrument set-up • APAN-Xian 2007• Common problems
Organization overviewOrganization overview
Faculty of Medicine Siriraj HospitalFaculty of Medicine Siriraj Hospital
• Oldest (120 yrs) and Biggest (2,368 beds) hospital in Thailand
• OPD 2,000,000 visit, IPD 90,000 admission
• 10,500 personnel (700 staff doctors, 700 residents and 4,000 nurses)
• 140 curricula 3,200 students (1,250 medical students)
Mahidol University
Supports for Supports for telemedicine projectstelemedicine projects
• Thai government’s supports• UNINET and NECTEC (ICT Ministry)
• Kyushu University Hospital’s supports• University’s supports
• Mahidol Computer Center
• Faculty’s supports• Medical Education Technology Center (MECT)• Siriraj Information Technology Center (SIIT)
Mahidol University’s Mahidol University’s SupportsSupports
• University• Mahidol Computer Center facilitates
networking supports for every faculties• Faculty
• Medical Educational Technology Center supports educational media production (AV supports)
• Siriraj Information Technology Center supports hardware and network
Phayathai(Central Bangkok)
20 Mbps
Mahidol University Campus Network : InternetMahidol University Campus Network : Internet
8 Mbps)
19 Mbps
Salaya(25 km)
Siriraj
2 M
bps
20 Mbps
MUA
155 Mbps
2 Mbps
2 Mbps
Kanjanaburee(300 km)
2 M
bps
1 Gbps
ISP 2
ISP 3
NSTDA155 Mbps
2 Mbps (PRI – ISDN)
2 Mbps (
PRI – ISDN)
ISP 1
15 Mbps
Internet
Rajchaburi Hospital (200 km)General Bangkok Hospital (10 km)Bangkok Samitivej HospitalConvention Centers
PRI – ISDN (128k x 3) ISDN – Video Conference (4-site max)
MU
Siriraj
MUComputer
Center
SirirajComputer
Center
ICT ministry
UNINET
NECTEC
JGN2TEIN2InternationalTelemedicine Sites
Networking supports
1 Gbps 155 Mbps
10 Gbps
Staff for each Staff for each telemedicine activitytelemedicine activity
• METC (100 persons)
• Manager 1• Camera man
1-3• Sound staff 1-2• DVTS staff 1
• SIIT (110 persons)
• Hardware and Network team 2
More staff could be provided to support More staff could be provided to support larger scale telemedicine activity.larger scale telemedicine activity.
**Not include MU computer center, UniNet, and NECTEC staff.
InstrumentsInstruments
Set-top Video Conference Set-top Video Conference System (H.263)System (H.263)
Tandberg 880 MXP
Sony PCS-1
Sony PCS-G50
APAN-Xian
Video CamerasVideo Cameras
SONY DCR-HC46 (NTSC)SONY DSR-PD170P (PAL)
JVC GY-DV301E (PAL) JVC GY-DV500E (PAL)
APAN-Xian
Canon Xeed 6003500 lumens brightness
Samsung LA40s81B
Image outputsImage outputs
APAN-Xian
Audio MixerAudio Mixer
YAMAHA MX 12/4
APAN-Xian
Analog to Digital VDOAnalog to Digital VDOConverter Box (ADVC)Converter Box (ADVC)
set-up configuration
(Siriraj)IP lineDigital lineAnalog audio lineAnalog video line
Presentation PC
A/D Converter Video cameraDVTS PC (Send)
DVTS PC (Receive) Projector Speakers
Audio mixer
Microphone
External monitor
(RGB cable)
(RGB cable)
VDOcomposite
PC (MSN)
VPN
Speakers
APAN Xian 2007APAN Xian 2007
APAN Xian 2007APAN Xian 2007
APAN Xian 2007APAN Xian 2007
Network
APAN Xian 2007APAN Xian 2007
VDO(AV manager)
SOUND
DVTS
Common problemsCommon problems
• The most common problem is sound• Echo• Looping • Interference
• Packet loss
Problem solving solutions Problem solving solutions for discussionfor discussion
Problems Solutions
Echo •Use echo canceller
Sound looping •Use sound mixer that has AUX channel•Use 2 sets of speakers and mixers
Sound Interference •Check network connection•Use separate system for sound transmission
Packet loss •Check network connection•Try to minimize network equipments
THANK YOUTHANK YOUwww.si.mahidol.ac.th