All surgeons should have fair amount of working knowledge with respect to computers and their effective usage in day to day surgical practice

1. Surgical video documentation andSurgical video documentation and
video editingvideo editing
DR SREEJOY PATNAIKDR SREEJOY PATNAIK
HON. PROF. IMAMSHON. PROF. IMAMS
BARIATRIC AND METABOLIC SURGEONBARIATRIC AND METABOLIC SURGEON
SHANTI OMNI SUPER SPECIALITY HOSPITAL,SHANTI OMNI SUPER SPECIALITY HOSPITAL,
CUTTACKCUTTACK

2. All surgeons should have fair amount of workingAll surgeons should have fair amount of working
knowledge with respect to computers and theirknowledge with respect to computers and their
effective usage in day to day surgical practiceeffective usage in day to day surgical practice

3. VIDEO DOCUMENTATIONVIDEO DOCUMENTATION
Recording of operations is of paramount importance asRecording of operations is of paramount importance as
1. Documentation of the steps , problems encountered1. Documentation of the steps , problems encountered
and procedure followedand procedure followed
2. Unique tool for analysis & surgical audit2. Unique tool for analysis & surgical audit
3. Invaluable self learning tool. SWOT analysis3. Invaluable self learning tool. SWOT analysis
(strength , weakness , oppurtunities and threats ) of(strength , weakness , oppurtunities and threats ) of
where you standwhere you stand
4. Any problem encountered can be reviewed by a4. Any problem encountered can be reviewed by a
mentor for advice on improving techniquementor for advice on improving technique

4. In India video recording of the procedure isIn India video recording of the procedure is
not compulsory by law unlike severalnot compulsory by law unlike several
countries like USAcountries like USA

5. Options for recordingOptions for recording
VCR ( video cassette recorder )VCR ( video cassette recorder )
 Almost ObsoleteAlmost Obsolete
 Advantage cheap and easyAdvantage cheap and easy
 Disadvantage – analog format (PAL /SECAM etc) soDisadvantage – analog format (PAL /SECAM etc) so
can not be directly used in a computercan not be directly used in a computer
 Editing videos is time consuming and cumberEditing videos is time consuming and cumbersomesome

6. DVR ( DIGITAL VIDEODVR ( DIGITAL VIDEO
RECORDER)RECORDER)
• Records directly on to a DVD ( digitalRecords directly on to a DVD ( digital
video disc)video disc)
• VOB formatVOB format
• Easy to use , portable, cheapEasy to use , portable, cheap
• Can record high quality videosCan record high quality videos
• Disadvantage - can not be edited orDisadvantage - can not be edited or
incorporated in power pointincorporated in power point
• But can be converted to other formatsBut can be converted to other formats
like mpeg, avi or wmv format by videolike mpeg, avi or wmv format by video
converters freely available in internetconverters freely available in internet

7. Direct recording ontoDirect recording onto
computer hard diskcomputer hard disk
• Requires video capture cards orRequires video capture cards or
hardware encodershardware encoders
• Converts analogue video signalConverts analogue video signal
output from endovision cameraoutput from endovision camera
into computer format video filesinto computer format video files
( e.g. avi, mpeg I & mpeg II )( e.g. avi, mpeg I & mpeg II )

8. RECORDING TO HDDRECORDING TO HDD
Two typesTwo types
OnboardOnboard – inserted into PCI– inserted into PCI
slot ( can be used onlyslot ( can be used only
with desktop )with desktop )
ExternalExternal - connect via the- connect via the
USB port ( used withUSB port ( used with
both laptop and desktopboth laptop and desktop))

9. Video formatsVideo formats
 Windows media video ( wmv )Windows media video ( wmv ) – for microsoft– for microsoft
windows media playerwindows media player
- Compatible for presentation in microsoft power- Compatible for presentation in microsoft power
pointpoint
 Audio-Video Interleave ( avi)Audio-Video Interleave ( avi) – used by most– used by most
capture cardscapture cards
- Big sized files- Big sized files
-However can be compressed by codecs like Indeo,-However can be compressed by codecs like Indeo,
Divx etcDivx etc
- Not compatible with power point presentation- Not compatible with power point presentation

10.  Motion picture experts group ( mpeg)Motion picture experts group ( mpeg)
- highly compressed format introduced by Motion- highly compressed format introduced by Motion
Picture Expert GroupPicture Expert Group
- It comprises of 2 compressed components or layers- It comprises of 2 compressed components or layers
- mpg ( video layer)- mpg ( video layer)
- mp3 ( audio layer )- mp3 ( audio layer )

11. Classification of MPEGClassification of MPEG
formatsformats
mpeg 1mpeg 1 - VCD quality low quality- VCD quality low quality
occupies small space on hard diskoccupies small space on hard disk
mpeg 2mpeg 2 – HQ DVD quality , larger file but high– HQ DVD quality , larger file but high
qualityquality
mpeg 4 / mp4mpeg 4 / mp4 – high quality for blue ray disc . Also– high quality for blue ray disc . Also
compressed low quality files can be produced forcompressed low quality files can be produced for
iPOD or youtube videoiPOD or youtube video
(there is no mpeg 3 format in current usage , it(there is no mpeg 3 format in current usage , it
shouldn't be confused with mp3 )shouldn't be confused with mp3 )

12. Video editingVideo editing
 Softwares –Softwares –
- Adobe premier- Adobe premier
- Corel ( formerly Ulead video- Corel ( formerly Ulead video
editor )editor )
-Final cut pro ( Apple)-Final cut pro ( Apple)
-I-movie-I-movie
- Windows movie maker- Windows movie maker
- Pinnacle studio- Pinnacle studio

15. ConclusionConclusion
 A Surgeon may be regarded as illiterate if he doesn't knowA Surgeon may be regarded as illiterate if he doesn't know
how to know use computerhow to know use computer
 Being knowledgeable only about science, theoreticalBeing knowledgeable only about science, theoretical
operative surgery is grossly insufficient you need to stress onoperative surgery is grossly insufficient you need to stress on
EBS ( Evidence based surgery)EBS ( Evidence based surgery)
 I do record all my cases , both external and lap .I do record all my cases , both external and lap .
 If possible try to store images and videosIf possible try to store images and videos

16. Conclusion --Conclusion --
It is impossible to learn swimming without actuallyIt is impossible to learn swimming without actually
jumping into the water ,so just go ahead and startjumping into the water ,so just go ahead and start
using our generations greatest inventionusing our generations greatest invention

17. THXTHX