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PercuVision DirectVision Technical Reference Manual

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DirectVision
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TECHNICAL REFERENCE
MANUAL

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Summary of Contents for PercuVision DirectVision

  • Page 1 DirectVision ® TECHNICAL REFERENCE MANUAL...
  • Page 2 ® DirectVision Technical Reference Manual Page ii...

  • Page 3: Table Of Contents

    ® DirectVision Technical Reference Manual Table of Contents WARNINGS & CAUTIONS ..............1 .............. 1 OCUMENTATION ONVENTIONS ................1 ENERAL ARNINGS ................2 ENERAL AUTIONS PRODUCT DESCRIPTION ..............4 ................4 AMERA ANDPIECE Visual Guide Interface ..............5 Camera Control Unit Interface ............6 Storage during Transportation .............
  • Page 4 ® DirectVision Technical Reference Manual INITIAL SYSTEM ASSEMBLY .............. 21 ............... 21 EQUIRED OMPONENTS ............21 EQUIRED ARDWARE AND OOLS & T ..............21 NITITAL SSEMBLY MONITOR SETUP ................31 ..............31 ONTROL EFINITIONS ..............31 ONITOR EFAULT ALUES CAMERA CONTROL UNIT CALIBRATION PROCEDURES ..... 33 ...................
  • Page 5 ® DirectVision Technical Reference Manual Cart ..................... 48 ............... 49 TORAGE NVIRONMENT ..................49 PARE ARTS Camera Control Unit ..............49 WARRANTY, SERVICE & CLAIMS............49 REFERENCES ..................49 Page v...

  • Page 7: Warnings & Cautions

    2. Warning: Federal (USA) Law restricts this device to use by or on the order of a physician. ® 3. Warning: Never look directly at the light emitted from the light source of the camera handpiece or the DirectVision Guide. Damage to eye may result. Page 1 of 49...

  • Page 8: General Cautions

    4. Warning: Never leave the DirectVision® System powered and unattended. Heat from the light source could ignite drapes or other materials. 5. Warning: Do not store or use the DirectVision® System in an environment that contains flammable gases which can result in an explosion.
  • Page 9 ® DirectVision Technical Reference Manual 5. Caution: To prevent damage to the DirectVision® Guide and camera handpiece, always handle with care. Do not drop, crush, cut, or bend any portion of the visual guide beyond a 2” radius. Although the visual guide is flexible, bending beyond the specified radius could cause breakage in the fiber optic bundle, which reduces its useful life.

  • Page 10: Product Description

    CCU. It uses the input control signals to produce streaming video output . The camera handpiece has a locking swing arm to securely couple the camera handpiece to the DirectVision® Guide. The body of the camera handpiece has a Focus Ring, which provides focus for the video image.

  • Page 11: Visual Guide Interface

    ® DirectVision Technical Reference Manual The camera handpiece provides two interfaces: • Visual Guide • CCU Visual Guide Interface The camera handpiece provides alignment and a locking mechanism for the camera handpiece- visual guide interface. When the camera handpiece is not attached to the visual guide, a protection cap is locked into place.

  • Page 12: Camera Control Unit Interface

    ® DirectVision Technical Reference Manual Camera Control Unit Interface A shielded cable attached to the camera connector plug provides the wired electrical interface between the Camera Control Unit (CCU) and the camera handpiece. When plugging the camera connector into the CCU, use the red dots on the camera connector and CCU receptacle to align the recessed connector pins for proper insertion.

  • Page 13: Storage During Transportation

    ® DirectVision Technical Reference Manual Storage during Transportation When the camera handpiece is not in use, 1. The wired attached Plug Cap is locked to the Camera Handpiece Plug. The Plug Cap protects the receded gold connector pins. 2. Protection cap is locked into place. The cap protects the front glass of the LED light source and camera from accumulating dust.

  • Page 14: Camera Control Unit

    ® DirectVision Technical Reference Manual Camera Control Unit The Camera Control Unit (CCU) provides power and control signals to the camera. It converts video signal received from the camera to several standard output video formats for video display. It also provides the power for the LED light source.

  • Page 15: Electronic Interfaces

    ® DirectVision Technical Reference Manual Electronic Interfaces The rear of the CCU provides interfaces for: • Power (IN) 12 VDC • RS 232 ( for internal service use) • S-Video (OUT) • Composite Video (OUT) • USB 2.0 (OUT) •...

  • Page 16: Color Monitor Display

    ® DirectVision Technical Reference Manual Color Monitor Display The color monitor display is a 17” high resolution LCD monitor. It is mounted on a swivel bracket on the cart which enables easy viewing angle adjustment. The monitor is powered by a 12 VDC medical grade power supply located under the top tray.

  • Page 17: Control Dial

    ® DirectVision Technical Reference Manual Control Dial The Control Dial is a multi-functional device located behind the LED Indicator on the right side of the front bezel. It has three movements: rotate upward, rotate downward and press inward as a button.
  • Page 18 • Power (IN) 12 VDC • VGA Video (IN) • Composite Video (IN) • S-video( IN) Note: the two monitor connectors used by the DirectVision® System are: Power(IN) 12VDC and Composite Video (IN). Page 12 of 49...

  • Page 19: Cart

    ® DirectVision Technical Reference Manual Cart The cart is mobile and features a small footprint. It is easily moved from one patient location to another. Workspace The cart features a 15½“ x 21” work space integrated with two steering handgrips.

  • Page 20: Height Adjustment

    ® DirectVision Technical Reference Manual Height Adjustment A yellow gas spring height adjustment lever enables positioning of the monitor to a height for comfortable use. Casters The cart features four, 4 inch casters: two locking casters, one swivel caster and one tracking caster. The locking casters are the rear two wheels.

  • Page 21: Power Cord

    ® DirectVision Technical Reference Manual Power Cord The cart’s power cord is 18 feet in length with a hospital-grade power plug. The power cord is wrapped around two hooks positioned on the cart’s adjustable column. The power cord plug is placed on the hanger, which is located above the power cord hanger.

  • Page 22: Directvision® Guide

    DirectVision Technical Reference Manual DirectVision® Guide The DirectVision® Guide is a fiber optic element which transports light and video information between the distal tip of the fiber optic element and its proximal end. It consists of two fiber channels encased in a sub-milimeter diameter polyimide sleeve.
  • Page 23 ® DirectVision Technical Reference Manual Optical Alignment Dot The visual guide has an alignment “dot” on the female threaded luer. This “dot” assists in locating the 12:00 o’clock position of the visual guide. Page 17 of 49...

  • Page 24: Directvision® Catheter

    DirectVision Technical Reference Manual DirectVision® Catheter The DirectVision® Catheter is a 3-lumen, 100% silicone, Foley catheter that comes either uncoated or with water activated lubricious coating. The first lumen is used for irrigation and drainage. The second lumen is used for balloon inflation and deflation.

  • Page 25: Features

    ® DirectVision Technical Reference Manual Features Balloon The balloon is 10cc and is inflated with no more than 10cc sterile water using a needleless syringe. Angled Tip é The distal tip is angled (similar to a Coud catheter) to facilitate insertion.
  • Page 26 ® DirectVision Technical Reference Manual Catheter Alignment Dot The alignment “dot” on the catheter manifold is on the same plane as the angled tip. When the “dot” on the manifold is in the 12:00 o’clock position, the catheter tip is in the 12:00 position and the catheter tip is curved up.

  • Page 27: Initial System Assembly

    4 Phillips head mounting metric screws (M4, 12mm) • 1 Phillips #2 screw driver Note: The DirectVision® Guide is not required for assembly and/or to verify basic operation for DirectVision® System. Initital Assembly & Test 1. Unpack and inspect shipment.
  • Page 28 ® DirectVision Technical Reference Manual 2. Mount and connect power and video cables to monitor. • Locate four (4) mounting screws in an envelope in the top drawer • Use Phillips #2 screw driver and 4 (M4, 12mm) mounting screws to secure the monitor to the cart’s monitor bracket.
  • Page 29 ® DirectVision Technical Reference Manual • Replace plastic cover. 3. Plug in camera handpiece to CCU. • Retrieve the camera handpiece from storage drawer of cart. • Place the camera handpiece into camera handpiece holder located on the Swivel Arm.
  • Page 30 ® DirectVision Technical Reference Manual • Remove the metal Plug Cap from camera handpiece connector. • Attach the camera handpiece plug to the camera connector receptacle on the CCU’s front panel. Use red dots on the camera connector plug and the Connector Receptacle on the CCU for proper plug alignment.
  • Page 31 ® DirectVision Technical Reference Manual • Remove the Protection Cap from the camera handpiece. 3. Turn on power and verify correct basic operation. • Remove the cart’s power plug from its holder on the cart. Unwrap the power cord then plug it into a 110/120 VAC wall receptacle.
  • Page 32 ® DirectVision Technical Reference Manual • Turn on the Monitor power by pressing in on the Control Dial on the right side of the monitor. The monitor’s LED Indicator should be illuminated ORANGE, indicating that the power is ON but no video signal is received.
  • Page 33 • Verify that a video image appears on the monitor and the tip of DirectVision® Guide is illuminated. Go to the Troubleshooting Section of this Manual if no video appears on the monitor or no illumination appears at the tip of the DirectVision®...
  • Page 34 ® DirectVision Technical Reference Manual • Turn the CCU off by pressing the Power OFF Button. LED should turn off. 4. Return camera handpiece to cart storage drawer. • Place the plastic Protection Cap on camera handpiece and lock it into position.
  • Page 35 ® DirectVision Technical Reference Manual • Remove the Camera Handpiece Plug from the camera Connector Receptacle on the CCU’s front panel. • Attach Plug Cap to camera handpiece connector. • Place camera handpiece into cart storage drawer. Page 29 of 49...
  • Page 36 Stock the cart drawers with inventory in accordance to Cart Stocking Section of the DirectVision® Instruction Manual. • Place the DirectVision® System in holding area, waiting to be used. • Operation of the DirectVision® System has been verified and is now ready for use.

  • Page 37: Monitor Setup

    Parameters become stored and effective upon exiting the main menu. Monitor Default Values Initially set the monitor parameters to PercuVision® recommended values. Only two parameters need to be changed from the factory default values.
  • Page 38 ® DirectVision Technical Reference Manual Monitor Default Parameter Values Main PercuVision® Default Menu Menu Recommend Contrast Brightness Color Black Level Color Temp Neutral Neutral Exit H-Position V-Position Picture Phase Clock Exit Auto Setup Auto Exit Language English English OSD H. Pos.

  • Page 39: Camera Control Unit Calibration Procedures

    ® DirectVision Technical Reference Manual Camera Control Unit Calibration Procedures Preconditions The calibration procedures described in this section require the following preconditions: • The cart power cord is plugged into a 110/120 VAC wall receptacle. • The CCU and Display Monitor power switches are in the ON position.

  • Page 40: Window Size

    ® DirectVision Technical Reference Manual Procedures There are four calibration procedures for the CCU: • Window Size • Auto Gain Control • White Balance Adjustment • Focus Each procedure is described in this section. Factory default settings are provided where appropriate.

  • Page 41: Auto Gain Control

    ® DirectVision Technical Reference Manual Default Factory CCU Button Available Choices Setting Window 1 Window 2 Window Size Window 3 Window 4 Default Auto Gain Control The Auto Gain Control Button activates three different factory presets. These presets affect the color and contrast of the image.

  • Page 42: White Balance Adjustment

    To adjust the white balance, proceed as follows: 1. Aim the illuminated tip of the catheter with the DirectVision® Guide inserted into the visual guide lumen or the visual guide tip itself to within approximately 5mm of a white object.
  • Page 43 ® DirectVision Technical Reference Manual White Balance text string will appear on monitor screen as the CCU begins executing the white balance operation. When the white balance operation is completed, the text string changes to: White Balance OK. The image will change to an accurate white.
  • Page 44 ® DirectVision Technical Reference Manual Page 38 of 49...

  • Page 45: Focus

    DirectVision Technical Reference Manual Focus 1. Point the illuminated tip of DirectVision® Guide to within approximately 5 mm of a white object with text. 2. Observe and assess video image sharpness (e.g. especially vertical and horizontal lines) on display monitor.

  • Page 46: System Maintenance

    1. Open the fuse holder with flathead screwdriver. 2. Turn the fuse holder 90 counter-clockwise. 3. Exchange with proper fuse. 4. Close the fuse holder by turning it 90 clockwise. The DirectVision® System is designed to require no other maintenance. Page 40 of 49...

  • Page 47: Troubleshooting

    ® DirectVision Technical Reference Manual Troubleshooting Step # Problem Potential Solution • Check to see if unit is plugged into a working 110-120 VAC socket • Check different outlet • Check cart extension cord • Confirm two power supplies are plugged into cart...
  • Page 48 ® DirectVision Technical Reference Manual Step # Problem Potential Solution • Cycle Power Switch on Display Monitor • Confirm CCU power supply is plugged into cart extension No image on Display cord (must remove top tray of Monitor cart) • Verify 12VDC output from...
  • Page 49 No light from camera handpiece DirectVision® Guide • Increase the light intensity by turning the dial to MAX Power Light on CCU position on the CCU • Replace DirectVision® Guide • Call Customer Service Page 43 of 49...
  • Page 50 • Cycle Power Switch on CCU • Go to Step 8 • Turn the focus ring on the camera handpiece until the image is in focus • Clean the tip of DirectVision® Guide Blurred image • Replace DirectVision® Guide • Replace camera handpiece •...
  • Page 51 ® DirectVision Technical Reference Manual Step # Problem Potential Solution • Re-adjust white balance Inaccurate colors • Re-adjust monitor settings • Call Customer Service Color bands seen • Replace camera handpiece on monitor • Call Customer Service • Confirm all connections are properly placed.

  • Page 52: Technical Specifications

    ® DirectVision Technical Reference Manual Technical Specifications Dimension & Weight Camera Control Unit Parameter Value 6.65 x 2.44 x 9.72 inches Dimension: (169x62x247mm) (W x H x D) Weight: 2.641bs (1.2kg) Monitor Parameter Value 17 x 14.65 x 7.91 inches...

  • Page 53: Monitor

    ® DirectVision Technical Reference Manual Monitor Parameter Value Monitor Power Supply module: 100-240 VAC, max 1.5A, 50/60Hz Input mains voltage Monitor Power Supply Output 12 VDC, max. 5.0A Monitor Power Consumption 32 W (Typical) 38 W (maximum) at full Monitor Power Consumption brightness 2.5 W at power saving...

  • Page 54: Visual Guide Specifications

    ® DirectVision Technical Reference Manual Visual Guide Specifications Parameter Value Field of View Direction of View Optical Resolution 4.9 lp/mm at 5mm distance Operating Environment Camera Control Unit and Camera Handpiece Parameter Value F up to 104 Temperature C up to 40...

  • Page 55: S Torage E Nvironment

    ® DirectVision Technical Reference Manual Storage Environment The DirectVision® System and its consumables are to be stored at room temperature in a controlled environment. Spare Parts Camera Control Unit Name Description Main fuse T800, 250V, 5x20mm Warranty, Service & Claims Do not attempt to service this product or you risk voiding the warranty.
  • Page 60 PercuVision® LLC 2030 Dividend Drive Columbus, Ohio 43228 877-913-6333 www.percuvision.com PL000032 Rev 05...

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