New & Innovative Products for the Life Sciences...
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WaterMaze
 

   

System Software

 

 

 

 

 

 

 

 

 

 

 

Product Number: ACT-200

WaterMaze, designed in collaboration with Richard Morris (University of Edinborough), is an entirely new concept for taking the strain out of running Morris water maze experiments. WaterMaze incorporates a unique Project Manager for designing and executing complex experiments with multiple animals, starting points and platform positions. Reference memory, working-memory and other designs in which trials are interleaved in different ways can be accommodated easily. Once the Project parameters are specified, each day WaterMaze tells the user which animal to run next and to which platform. Even the most complex experiments can be run accurately and efficiently, for high-throughput experiments.

WaterMaze's analysis capabilities are unparalleled. Analyses can be viewed for single trials or exported for multiple trials directly to Excel (WaterMaze even opens Excel for you). Scan through hundreds of trials easily with clickable animal and trial lists. Parameters include thigmotaxis, Moser's zones, Whishaw's corridor, Gallagher's proximity, quadrant times and crossings and more. Suggestions for new analyses from our users are regularly incorporated. Swim paths can be exported to standard drawing programs. Movies of each trial can be stored and viewed in the WaterMaze Analysis windows or exported to PowerPoint and other presentation software.

WaterMaze's tracking is robust and easy to set up with standard CCD cameras and video boards. No special lighting or video-processing hardware is necessary. Landmarks or other cues of any color can be arranged in and around the pool without affecting tracking. Multiple remote control switches can be placed around the pool, and the program can control multiple On-Demand (Atlantis) Platforms. Movies of each trial can be stored for later review or for export in QuickTime format to PowerPoint or other presentation software.

WaterMaze goes far beyond existing programs in its ease of use and flexibility. Because it is designed in close consultation with users, WaterMaze is integrated seamlessly with the experiment. It is already in use in excellent laboratories in academia and in industry, including the laboratory where the watermaze was originally developed, and is poised to become the industry standard.


Ordering WaterMaze

Provided components:

  • CCD Camera with auto-iris zoom lens
  • Image acquisition board and video cable
  • WaterMaze data collection and analysis software
  • Digital input/output board and interface box for Atlantis control and remote switch input (see below)
  • Remote switch
  • On-line manual

System requirements:

  • Desktop Pentium computer with room for 1 PCI slot
  • Windows 95/98/2000/XP
  • 256 MBytes of memory
  • 1024x768 monitor resolution
  • If trial video images are to be stored to disk, a large harddrive and fast CD burner are recommended.

Remote Switches and Nautilus Control:

  • The video board accommodates a single switch input, which can be configured to start and stop a trial. A second digital board and interface (provided) can be used for additional switch inputs, in which case separate buttons can be configured for start and stop functions. Switches are connected through the interface box using BNC (standard coaxial) connectors. Multiple switches for each function can be wired in parallel and placed at multiple locations around the pool.
  • The digital interface board also supports control of the Nautilus platform. This platform sits far below the surface until the program detects that the animal has remained over the platform for a pre-specified time period. The platform then rises up to the surface. Use of the on-demand platform prevents the animal from using a random search strategy for finding the platform.

 

   

WaterMaze Platform

 

Product Number: ACT-204

The Nautilus WaterMaze Platform offers another option to the Morris Water Maze Protocol.  Unlike the standard platforms that lie just beneath the surface of the water, the Nautilus WaterMaze Platform is an "on demand" target that lies near the bottom of the tank and is automatically triggered to raise up to the subject after a user-specified duration.  This platform is fully automated and can be set to both rise and submerge as needed when the subject reaches the correct location or after a criterion time to begin a new trial.  

The Nautilus WaterMaze Platform can be added to existing Actimetrics’ WaterMaze systems.  A WaterMaze Controller for the Nautilus Platform and a Nautilus PCI Interface Card with Cable are required.