Welcome to the
THD Sphinkeeper Registry

Please note that there are now different web addresses to use, depending on whether you are connecting from the Internet, or from within the NHS Network.

If you are within the NHS N3 Network, please use the following link:


If you are accessing the THD Sphinkeeper Registry from the Internet, please use the following link:



Click here to read our Privacy Notice
Click here to access our Subject Access Request Form

For ALL communications please use
national-support@e-dendrite.com or call +44 1491 411 288