Quick Reference Vx Camera Guide
Contents
1. Enhanced Oral Assessment 9 Recommended Settings for Normal Flash Photography When taking conventional white light photographs first remove the camera from the VELscope Vx by turning it counterclockwise to disengage The Vx camera bracket has been carefully designed to ensure it does not interfere with the use of the camera to acquire conventional flash photographs of the oral mucosa However two adjustments of the preconfigured settings are required to enable good quality flash photography 1 Turn the FLASH ON 2 Reset the exposure adjustment from 2 back to 0 When you want to take fluorescence photographs again remember that you must return these settings to their original values as specified in the section of this guide on fluorescence photography camera settings Discussion It may seem counterintuitive to use the digital zoom function to zoom the camera to the appropriate viewing distance instead of optically zooming the lens directly In fact there is a very good reason for doing this Conventional wisdom dictates that you shouldn t use the digital zoom unless you have to because you are essentially sacrificing image resolution This is true but with modern digital cameras such as the one used in the VELscope Vx camera system you have considerably more resolution that you actually need for all but a few specialized applications When taking fluorescence pictures with the VELscope Vx you will not noti2. VEL score _ A Enhanced Oral Assessment Table of Contents OS n sen areas eta ended arena ooo tac aaandc heated tdoeaann ides dann edneseenceanantanet 1 Package Contents aoeura sacs rns dame tenamictet i bdawedde sa eniaiaeehesdlacacnantiendnmediatsandeanaviodtt 1 Oharging the BEAMS FY conn cin scinonee a iiaa 1 Vx Camera Adapter Bracket Features ccccccsssscesssscessssseeessseeessseeeeess 2 Attachment of Vx Camera System to Vx HandpieCe cccccseeeseeeseees 3 Basic Operation sicteewiniceterauey ccanducnpaumnetanisdtmatainendutiaainddnenitendncasutenduadmerawilecawshons 4 Suggestion for Helping Lock the FOCUS csssscessssesssseeessseeesseeeens 6 Using the Built In Wi Fi Feature cssssecsseseessscersssseesesscerssseeeesssees 6 Recommended Camera Settings for Fluorescence Photography 7 Recommended Settings for Normal Flash Photography 0s0 10 SN cg nn AA wg A N T 11 Post Processing f IMAGSS sencsseuteceassanieceasteuseccsianensdensbeawinacsduasieiebidendiseuece 12 Some Thoughts about Photo Documentation of the Oral Cavity 14 Clinical Photo Example Lateral Border of the TONQUE s cseeees 16 Clinical Photo Example Floor of the Mouth ccccccssssesssseessees 17 Clinical Photo Example Soft Palate amp Anterior Tonsillar Pillars 18 Vx Camera Bracket Reattachiment cccsccssceesscesseeseeeesseesseeesnenenees 19 Registration
3. w amp e 5 SE J DISP an ene IY 4 VEL score __ Enhanced Oral Assessment LED Dental Inc 235 5589 Byrne Rd Burnaby BC Canada V5J 3J1 North American Toll Free 1 888 541 4614 Tel 1 604 434 4614 Fax 1 604 434 4612
4. Warranty amp Disclaimer cceecesssteeeeseeeeeseeeesseeesesseeeessas 20 CE Copyright 2013 LED Dental Inc All rights reserved No part of this document may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying recording or any information storage and retrieval system without permission in writing from the publisher LED 0260 Rev C Scope This guide is designed to help you get up and running taking fluorescence pictures of the oral cavity as quickly as possible However it is not intended to replace the Operation Manual supplied by the manufacturer of the camera Please see the other documentation and CD ROM included in the box for the full operation manual and other guides and software that come with the camera itself Package Contents e 16 Megapixel Canon ELPH 130 IS Camera with Vx adapter bracket attached and memory card installed e Battery Pack Battery Charger USB Interface Cable e Wrist Strap e Camera documentation and CD ROM e Quick Reference Vx Camera Guide this guide Charging the Battery The battery does not come charged Follow the instructions in the camera documentation to fully charge the battery before using the camera system Enhanced Oral Assessment 1 Vx Camera Adapter Bracket Features The VELscope Vx Camera System has been designed to work seamlessly with the VELscope Vx Handpiece for fluorescence photography It is als
5. ce any negative consequences with using digital zoom Conversely there are considerable advantages to be had from keeping the lens close to maximum wide angle The most important of these is increased depth of field which keeps as much of the image in focus as possible In addition keeping the lens at minimal optical zoom will make your photographs less susceptible to the effects of camera shake at slower shutter speeds Put all this together with the power of the VELscope Vx which generates by far the brightest most vivid fluorescence response of any device on the market and with a little practice you will be astonished at the quality of the pictures that you will be able to obtain Enhanced Oral Assessment 11 Post Processing of Images You may want to crop the images in a simple photo editing program to remove the tunnel effect caused by looking through the VELscope Vx Handpiece and help you effectively highlight the tissue area of interest Be sure to work on the jpg images directly as they came out of the camera in the default resolution For this example we will use Microsoft Picture Manager the simple photo editing software that comes with Microsoft Office Step 1 Load the image from the camera into the program click on Edit Pictures and then click on Crop ik Lids Step 2 Use the crop handles to frame the area of interest Be pa Yew pase Tock ip Prom dba S gt s s Come m asg S
6. ctions prescribed in this guide or the accompanying camera user s manual Without limiting the foregoing water damage sand corrosion damage battery leakage dropping the camera system scratches abrasions or damage to the camera body adapter bracket lenses or LCD display or damage to camera accessories will be presumed to have resulted from misuse or failure to operate the camera system as set forth in the operating instructions this guide and accompanying documentation from original camera manufacturer e Use of parts or supplies other than those sold by the original camera manufacturer or LED Dental that cause damage to the camera system or cause abnormally frequent service calls or service problems Should you require repair service please contact Customer Support to obtain instructions and a return material authorization RMA number Return the unit insured for full value in original or equally protective packaging Any damage caused during shipping due to improper packaging will not be covered under warranty and will be the responsibility of the original purchaser The original purchaser is responsible for any shipping and handling charges when returning product for servicing Please contact LED Dental Customer Support if you have any questions regarding this Warranty Certificate VEL score es Enhanced Oral Assessment LED Dental Customer Support Phone 1 888 541 4614 E mail support velscope com gt FUNC
7. following pages to see the results that are possible with your new VELscope Vx Camera System Reminder Be sure to maintain at least 3 inches 8 cm from the tissue when viewing fluorescence with the VELscope Vx This avoids the possibility of a dark area in the middle of the photograph caused by non uniform illumination of the tissue See next page HANDPIECE AT CORRECT DISTANCE ANDES S TOO ee Ba es aj Fue Enhanced Oral Assessment 15 i rS Clinical Photo Example Lateral Border of the Tongue Clinical Photo Example Floor of the Mouth Enhanced Oral Assessment 17 Clinical Photo Example Soft Palate amp Anterior Tonsillar Pillars Vx Camera Bracket Reattachment The VELscope Vx Camera system comes preassembled and ready to shoot Should you for any reason desire to remove the bracket from the camera it is possible to do so using a 5 32 Allen wrench to loosen and remove the screw on the bottom of the bracket that secures it to the camera body To reattach the bracket properly simply use the 5 32 Allen wrench to attach the screw to the camera body through the hole in the bracket as shown in the figure below Tighten securely but do not over tighten Screwing the bracket on properly ensures correct alignment with the camera You can check the alignment by attaching the camera system to the Vx Handpiece and turning on the camera to deploy the lens If the camera reports a Lens E
8. in the left hand image entitled NO OPTICAL ZOOM on the next page 3 Whereas it is possible to take good quality pictures like this to optimally fill the frame with the image of the tissue through the VELscope Vx Handpiece nudge the camera zoom 3 times so that the circular image of the tissue just fits inside the rectangular viewing window on the LCD screen as shown in the right hand image entitled SLIGHT OPTICAL ZOOM on the next page NO OPTICAL ZOOM SLIGHT OPTICAL ZOOM good quality images optimized image quality still possible lens focal length 7mm Do not over zoom the camera lens If you zoom any more than shown in the picture above the camera will not be able to auto focus effectively In addition if you continue to zoom the camera lens much more than shown above it will protrude far enough so that it will hit the eyepiece tube and the camera will report a lens error and automatically retract the lens Once you have adjusted the zoom properly simply point the VELscope at the area of interest making sure to maintain 3 4 inches 8 10 cm from the tissue depress the shutter button half way down and wait for a green box in the center of the frame to indicate that the camera has locked the focus Then simply press the button all the way down to take the picture The autofocus capability of the camera works very well for almost all areas of the mouth Enhanced Oral Assessment 5 Suggestion for Helping L
9. o a standalone camera for normal flash photography Note that the camera is stable when placed on a flat surface as shown below In addition the adapter bracket has been designed with a mechanical feature to ensure that when the Vx Camera lies flat as shown below the LCD window is not in contact with the surface This reduces the likelihood of the LCD window being scratched Attachment of Vx Camera System to Vx Handpiece 1 Remove the Eyepiece from the Vx Handpiece 2 Engage the tabs on the camera bracket with the notches in the tube on the Handpiece 3 Turn clockwise to fully lock the camera into the horizontal position To remove the camera system rotate counterclockwise and pull off Enhanced Oral Assessment 3 Basic Operation The VELscope Vx Camera System comes preconfigured with the correct settings so that you can immediately take high quality fluorescence images in a point and shoot mode After attaching the camera system to the Vx Handpiece follow these simple steps 1 Turn camera on If you have changed camera settings from those programmed into the camera initially then adjust the settings back to their original ones if you are unsure check the settings as shown in the section entitled Recommended Settings for Fluorescence Photography 2 After you turn the camera on the camera lens will be set by default to maximum wide angle The image on the LCD screen will appear as shown
10. ock the Focus One of the more difficult areas to acquire focused images from is the hard palate You may find that when you depress the button half way down to lock the focus a yellow instead of a green box appears This indicates that the camera has been unable to satisfactorily focus the camera If this happens release the button then adjust the angle or distance slightly and try again Sometimes you may have to shift slightly the center of the frame so that it contains a feature such as a tooth at approximately the same distance from the camera This will allow the camera to lock the focus Once the focus has been locked the green box has appeared carefully move the camera and center it on the relevant tissue while keeping the shutter button partially depressed Once you have done this press the button all the way down to take the picture Using the Built In Wi Fi Feature Please consult the Canon Getting Started guide provided with your system for details on how to use the Wi Fi features built into the ELPH 130 IS camera As described in detail in the Canon guide you can e Connect to Canon online web services e Connect to a Smartphone e Connect to another camera e Connect to a computer e Connect to certain printers If you need help with these features please contact Canon customer service Recommended Camera Settings for Fluorescence Photography The following section is a complete list of the camera settings f
11. or optimal fluorescence photography with the VELscope Vx Use this section to reset the camera for use with the VELscope Vx should some of the settings get changed from their preconfigured values If you are unsure of the state of the camera it is recommended to reset the camera to the default settings provided by the original camera manufacturer See below and then manually set the camera as indicated on the following pages oO TT Video System NTSC Wi Fi Settings Certification Logo Display Language ds __ English Reset All Restores default settings First ensure that the camera mode switch is set to P not AUTO gt e A f y i 5 a Enhanced Oral Assessment 7 O 11 AF Frame 4 Center lt Norma Size Normal Digital Zoom 2 0x Servo AF Of near and far subjects shoots with reduced shake AF FRAME CENTER DIGITAL ZOOM 2 0X PICTURE MODE NORMAL ISO 200 eo mia Servo AF Off Continuous AF On Flash Settings i Contrast Off to assist focusing Cy Center Weighted Avg CJ Set brightness based on cloudy days or in shade on the center of the scene ell lll AF ASSIST BEAM ON OPTICAL ZOOM MINIMAL WHITE BALANCE CLOUDY METERING MODE CAL L ENGTH 7MM F7ENTER WEIGHTED AVERAGE Flash will not fire A MENU RG IE FLASH OFF EXPOSURE ADJUSTMENT 2 IMAGE SIZE M1 3264X2448 IMAGE QUALITY FINE
12. rror then the bracket is not attached properly If this happens remove the bracket completely and reattach following the above instructions Enhanced Oral Assessment 19 Registration Warranty amp Disclaimer Registration Please register your VELscope Vx Camera System online at www velscope com Registration is essential in helping provide you with the best customer support possible Warranty and Disclaimer The VELscope Vx Camera System is intended to be used together with the VELscope Vx Enhanced Oral Assessment System and is not applicable to other uses LED Dental Inc LED Dental warrants this equipment to the original purchaser against qualifying defects in material and workmanship for one 1 year from the date of purchase as long as original proof of purchase is provided to LED Dental to its satisfaction This warranty is void if the product is not used or maintained according to the Operation Manual provided with the device or if it has been in any way abused tampered with improperly serviced or maintained or if the serial number or dating is defaced or removed Service must be performed by LED Dental or those authorized by LED Dental only In addition this warranty does not apply in the following cases e Loss of or damage to the camera system due to abuse mishandling improper packaging by you alteration accident electrical current fluctuations failure to follow operating maintenance or environmental instru
13. tep 3 Click OK to crop out the rest of the image You can see that even after substantial cropping you are still left with a high resolution image which is good enough for all but a few very specialized applications are HAH LGX O n y Ca Biera Jonona g 22 4 uf ho etatcews Enhanced Oral Assessment 13 Some Thoughts about Photo Documentation of the Oral Cavity If you have read through all the documentation and watched all the training videos that ship with the VELscope Vx system you will appreciate the crucial importance of always contextualizing the results of your physical examination of the patient intra extra oral conventional white light exam with palpation intra oral fluorescence examination with the VELscope Vx within the larger clinical picture This picture includes relevant patient history information and consideration of risk factors For the physical examination itself it is vital to always evaluate the significance of the fluorescence response of the tissue while taking into account its appearance under conventional lighting Your new VELscope Vx Camera is an ideal tool for documenting the fluorescence response of the tissue under blue light excitation as well as its appearance under normal lighting It is recommended to acquire both fluorescence photographs and conventional photographs the latter using the camera s built in flash when photo documenting an area of interest View the examples on the
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