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