The STS website ( is provided by The Society of Thoracic Surgeons in furtherance of its educational mission and in accordance with its nonprofit and tax-exempt status. The site is owned by The Society of Thoracic Surgeons.

Please read carefully the following rules governing the use of the STS Website. These rules may be modified from time to time. Your use of this service will constitute your agreement to comply with the following rules:

  1. All materials posted on this site are subject to copyrights owned by The Society of Thoracic Surgeons and other individuals or entities. The Society hereby provides limited permission for the user of this site to reproduce, retransmit, and reprint for such user's own personal use (and for such personal use only) part or all of any document on this site with respect to which the Society is the copyright owner as long as the copyright notice contained in such document or portion thereof is included in such reproduction, retransmission or reprinting. All other use of all or part of any document found on this site is expressly prohibited, unless the Society or the other copyright owner identified in the document has expressly granted its prior written consent. All other rights are reserved.
  2. The Society of Thoracic Surgeons and its representatives are not liable to anyone for:
    1. inaccuracies, errors, or omissions with respect to any material or the transmission or delivery of any material obtained from the STS website;
    2. any injury and/or damage to persons or property as a matter of products liability, negligence, or otherwise from any use or operation of any methods, products, instructions, or ideas contained in the material herein; or
    3. any damages incurred if material infects or contaminates a user's system or information.
  3. Although any product or service description, advertising or other promotional material is expected to conform to ethical standards, inclusion on the STS Web site does not constitute a guarantee or endorsement of the quality or value of such product or service.