Data protection

General information:

Medical consultation of patients is not part of the activities of GISVA. It is legally neither allowed nor done.

The sending of confidential and often protected personal data containing medical or other private information to the contact address of the association leads to their immediate deletion, as the employees of the association are administrative employees, not physicians and therefore not allowed or qualified to process any such information
If you require specific, personal advice, please contact a physician of your choice.

The protection of your personal data is our aim. We want you to feel secure about the data you transfer to us by visiting this page. As a German Institution, it is important to us to comply with the German Federal Data Protection Act.

We would like to inform you what sort of data we collect while you visit our website, when we collect it and what we do with it.


1. What data will be gathered?

1.1. Personal data

Personal data is data about you. These include your name, address or email address.
We do not collect any personal data.

1.1.1. Personal Data and Usage of the website

In order to visit our website and to take full advantage of it, no personal data is required and will not be collected.
If you want to make inquiries, contact us and send us an email, this is done on a voluntary basis. In this case, we only save the data that you have voluntarily submitted to us.
If we process personal data in these cases, we do so in order to be able to process your request and according to German law.

1.1.2. Members, authors, other business partners (hereafter: partners) Data storage and processing

We store and process data from partners, as far as they are necessary for the fulfillment of the tasks of the association or for legal or fiscal reasons. This within the legal regulations regarding the legal minimum storage periods (as we are a German association) according to German law. Publication of data on our website

The association publishes data of partners (members, authors, sponsors, donors) only after approval in the context of its Internet presence in a uniform way, as determined by the organs of the association.
This release can be revoked at any time (see §4).

1.2. Automatically stored non-personal data

Cookies: When you visit our website, we may store information on your computer in the form of Cookies. Cookies are small files that are transferred from an Internet server to your browser and stored on your local hard disk. Only the Internet Protocol address (anonymized) is stored here - no personal data. The information stored in the cookies allows to automatically recognize your computer the next time you visit our website, making it easier for you to use it.
Of course, you can also visit our website without accepting cookies. If you do not want your computer to be recognized the next time you visit, you can also refuse the use of cookies by changing the settings in your browser to "decline cookies". The respective procedure can be found in the operating instructions of your respective browser.
With your consent, data will be stored in cookies on your hard drive and retrieved for later use.

1.3. Provision of the website and creation of log files

Server log files: The provider of the website collects and stores information in so-called server log files, which your browser automatically transmits.

These are:
- browser type and browser version
- Operating system used
- referrer URL
- Host name of the accessing computer
- Time of the server request
- IP address (anonymized)

This data is not merged with other data sources.

Cookies are permitted on this website to enable you to make optimal use of the website. However, you can change the settings at any time: change cookies


2. How and for what purposes are the data used?

The data is used for the pursuit of the goals of the association, in particular the user-friendly improvement for knowledge through this internet site.


3. Who is responsible for the processing data?

The contact person and so-called person responsible for the processing of personal data in the sense of data protection laws is the German Interdisciplinary Society for Vascular Anomalies.


4. Your rights

Right to information: You have the right to request information about your personal data stored by us at any time.
Right to correction: You have the right to request the correction of your personal data if it is incorrect. This includes the right to have personal data added to it, if your data is incomplete.
Right to erasure: The right to erasure is governed by German law Art. 17 §. 1 DS-GVO. According to DS-GVO personal data shall be deleted immediately, provided that they are no longer necessary for the purposes for which they were collected or otherwise processed, the data subject revokes their consent or objects to the processing, or if the deletion is required to fulfill a legal obligation.
Right to object: you have the right to object to the processing of your personal data. Thereafter, GISVA will delete your data. The legality of the data processing carried out until your opposition is unaffected.


5. Data transmission to third parties

GISVA will transfer your personal or automatically stored non-personal data to third parties only if:
a) you have consented to the use of cookies (see §1.2.),
b) a subcontractor or vicarious agent, which we use in the context of the provision of the offers or services, requires this data (such auxiliary persons are, unless you are expressly informed otherwise, only to the extent entitled to use the data as for the provision of the offer or services is necessary),
c) there is an enforceable administrative or judicial order or there is a need to prevent misuse of our offers or services, in particular use contrary to the statutes, or the charitable status of GISVA.


6. Google Analytics | user analysis to improve the website

We use Google Analytics, a web analytics service provided by Google Inc., 1600 Amphitheater Parkway, Mountain View, CA 94043 USA, hereafter "Google". Google Analytics uses so-called “cookies” (see 1.2.), These are text files that are stored on your computer and thereby allow an analysis of the use of the website by you.
The information generated by these cookies, such as the time, location and frequency of your website visit, including your IP address (anonymized), is transmitted to Google in the United States of America and stored there.
Google will use this information to evaluate your use of our site, to compile reports on website activity for us, and to provide other services related to website activity and internet usage. Google will also transfer this information to third parties if required by law or if third parties process this data on behalf of Google.
Google does not claim to link your IP address to other data provided by Google. You can prevent the installation of cookies by setting your browser software accordingly.
Google also offers a deactivation add-on for the most popular browsers, giving you more control over what Google collects about the sites you visit. The add-on informs the JavaScript (ga.js) of Google Analytics that no website visit information should be transmitted to Google Analytics. However, Google Analytics opt-out browser add-on does not prevent information from being passed to us or any other web analytics services we may use. Further information on the installation of the browser add-on is available via the following link:
If you visit our site via a mobile device (smartphone or tablet), you must instead click this link to prevent Google Analytics tracking within this website in the future. This is also possible as an alternative to the above browser add-on. Clicking on the link places an opt-out cookie in your browser that is valid only for that browser and this domain. If you delete the cookies in this browser, the opt-out cookie will also be deleted, so you will have to click the link again.
For more information, visit
By agreeing to the use of cookies, you agree to the processing of data about you by Google in the manner and for the purposes set out above.


7. Safety

GISVA points out that data transmission on the Internet (e.g. in the case of communication by e-mail) can have security risks. A complete protection of the data from access by third parties is not possible.
The use of contact information published by third parties for the purpose of sending unsolicited advertising and information materials is hereby expressly excluded. The same applies to contact details of our authors and members. The operators of the pages expressly reserve the right to take legal action in the event of unsolicited promotional information, such as spam emails.


8. Links

Links from our website to other internet sites are not subject to this privacy policy. We do our best to ensure that all links used on our site meet our requirements. However, we have no authority over the content of these sites and cannot guarantee that they will meet our privacy standards. Therefore, we advise you to check the privacy policies of the pages you visit.


9. Changes to our privacy policy

We reserve the right to change our privacy policy if necessary due to new technology. Please make sure you have the latest version.