We're unable to sign you in at this time. Please try again in a few minutes.
We were able to sign you in, but your subscription(s) could not be found. Please try again in a few minutes.
There may be a problem with your account. Please contact the AMA Service Center to resolve this issue.
Contact the AMA Service Center:
Telephone: 1 (800) 262-2350 or 1 (312) 670-7827  *   Email: subscriptions@jamanetwork.com
Error Message ......
Article |

Atrial Retractor-Clamp for Surgical Exposure of Mitral Valve

Arch Surg. 1966;92(2):308-309. doi:10.1001/archsurg.1966.01320200148024.
Text Size: A A A
Published online


SURGICAL exposure of the mitral valve, whether approached from the left or the right, has, in the experience of most surgeons, been less than ideal. The author prefers the left-sided approach except in cases where the aortic or tricuspid valves also require surgery.

When the valve is approached from the left, its exposure is frequently perturbing because the plane of the valve slopes caudad, away from the surgeon's line of vision. Furthermore, the margin of atrial wall remaining between the usual anterolateral atriotomy incision and the atrioventricular groove forms a ledge which overhangs the valve and hides it unless this flap is firmly and widely retracted. The fragility of this tissue presents a serious hazard to use of any of a variety of standard clamps or retractors which easily cause tears or lacerations.

The retractor-clamp described here (Fig 1) is designed to gently but firmly clamp a broad arc of


Sign in

Purchase Options

• Buy this article
• Subscribe to the journal
• Rent this article ?

First Page Preview

View Large
First page PDF preview





Also Meets CME requirements for:
Browse CME for all U.S. States
Accreditation Information
The American Medical Association is accredited by the Accreditation Council for Continuing Medical Education to provide continuing medical education for physicians. The AMA designates this journal-based CME activity for a maximum of 1 AMA PRA Category 1 CreditTM per course. Physicians should claim only the credit commensurate with the extent of their participation in the activity. Physicians who complete the CME course and score at least 80% correct on the quiz are eligible for AMA PRA Category 1 CreditTM.
Note: You must get at least of the answers correct to pass this quiz.
Please click the checkbox indicating that you have read the full article in order to submit your answers.
Your answers have been saved for later.
You have not filled in all the answers to complete this quiz
The following questions were not answered:
Sorry, you have unsuccessfully completed this CME quiz with a score of
The following questions were not answered correctly:
Commitment to Change (optional):
Indicate what change(s) you will implement in your practice, if any, based on this CME course.
Your quiz results:
The filled radio buttons indicate your responses. The preferred responses are highlighted
For CME Course: A Proposed Model for Initial Assessment and Management of Acute Heart Failure Syndromes
Indicate what changes(s) you will implement in your practice, if any, based on this CME course.


Some tools below are only available to our subscribers or users with an online account.

0 Citations

Sign in

Purchase Options

• Buy this article
• Subscribe to the journal
• Rent this article ?

Related Content

Customize your page view by dragging & repositioning the boxes below.