0
ARTICLE |

EXHIBIT OF THE MECHANICAL HEART

F. D. DODRILL, M.D.
AMA Arch Surg. 1955;70(5):787-792. doi:10.1001/archsurg.1955.01270110159022.
Text Size: A A A
Published online

ABSTRACT

THE FOLLOWING is an exhibit of the Dodrill-GMR Mechanical Heart. This was displayed at the 1953 session of the American Medical Association in New York and won the Hektoen Bronze Medal for original investigation. Since that time, it has been requested by, and given to, the Smithsonian Institution of Washington, D. C., for permanent preservation.

A close-up photograph of one side of the mechanical heart is seen in Figure 1. The opposite side is similarly constructed except that the pressures are different and the two sides of the mechanical heart are substitutes for the right and left ventricle.

In Figure 2 there is seen the individual valve units. Blood is withdrawn into the cylinder which is made of glass and contains a finger cot which is alternately inflated and deflated, thereby drawing blood into the chamber and expelling it. Six valves may be used on either side. The alternating pressure

Topics

Sign In to Access Full Content

Don't have Access?

Register and get free email Table of Contents alerts, saved searches, PowerPoint downloads, CME quizzes, and more

Subscribe for full-text access to content from 1998 forward and a host of useful features

Activate your current subscription (AMA members and current subscribers)

Purchase Online Access to this article for 24 hours

First Page Preview

View Large
/>
First page PDF preview

Figures

Tables

References

Correspondence

CME
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.
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.
NOTE:
Citing articles are presented as examples only. In non-demo SCM6 implementation, integration with CrossRef’s "Cited By" API will populate this tab (http://www.crossref.org/citedby.html).
Submit a Comment

Multimedia

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

Sign In to Access Full Content

Related Content

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

Jobs
brightcove.createExperiences();