Synapse
⌘+K
Synapse
PulseExploreClubsResearchersJournals
Instagram
HomeClubsExplore
October 21, 1961JAMA

The Direct Approach for the Correction of Aortic Insufficiency

View Full Paper
Ask AI
Bookmark
Share

Key result

Surgical correction of aortic insufficiency using anatomically shaped synthetic cusps or total valves under local cardiac cooling yielded highly encouraging results.

Why the study?

Does surgical correction with synthetic cusps or total valves under local cardiac cooling improve outcomes in patients with aortic insufficiency?

Population

Patients with aortic insufficiency associated with various anatomic lesions

Design

Case_series

Authors

CHCharles A. HufnagelCreighton University

Discussion

Loading...

Member takes

Implication

Supports feasibility in isolated cases; hypothesis-generating and should not change practice without controlled trials.

Key Points

  • To establish and refine direct surgical techniques for reconstructing or replacing damaged aortic valves across various underlying anatomical lesions.
  • Evaluated direct valve interventions for aortic insufficiency caused by endocarditis, congenital defects, dissecting aneurysms, and sinus of Valsalva aneurysms.
  • Excised diseased tissue and sutured anatomically shaped synthetic cusps or complete prosthetic valves into normal anatomic position.
  • Maintained intraoperative cardiac arrest using local cardiac cooling for durations ranging from 20 minutes to 2 hours.
  • Synthetic cusp and total valve replacements achieved complete intraoperative control of aortic insufficiency.
  • Local hypothermic cardiac arrest supported extended operative windows up to 2 hours, yielding highly encouraging surgical outcomes.

Structured PICO

Does surgical correction with synthetic cusps or total valves under local cardiac cooling improve outcomes in patients with aortic insufficiency?

P
Population
Patients with aortic insufficiency associated with various anatomic lesions (endocarditis, congenital lesions, aneurysms of the sinus of Valsalva and aortic root, dissecting aneurysms, and others)
I
Intervention
Surgical correction using anatomically shaped synthetic cusps or total valves sutured into the normal anatomic position, with cardiac arrest induced and maintained by local cardiac cooling for 20 minutes to 2 hours
O
Outcome
Control of aortic insufficiency and surgical results

This early report demonstrates the feasibility and encouraging results of surgical correction of aortic insufficiency using synthetic cusps or total valves under local cardiac cooling.

Cite This Study

Charles A. Hufnagel (1961) studied Aortic insufficiency. Surgical correction with anatomically shaped synthetic cusps or total valves was evaluated. Surgical correction of aortic insufficiency using anatomically shaped synthetic cusps or total valves under local cardiac cooling yielded highly encouraging results.

synapsesocial.com/papers/6a9fbc8acbd710335e8d3e18https://doi.org/10.1001/jama.1961.03040420015004
View Full Paper
Ask AI
Bookmark
Share

Also Consider

Synapse has enriched 3 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Experiences with New Types of Aortic Valvular Prostheses1958 · 62 citations
  2. 2Surgical Correction of Aortic Regurgitation1960 · 19 citations
  3. 3CESSATION OF CIRCULATION IN GENERAL HYPOTHERMIA I. PHYSIOLOGIC CHANGES AND THEIR CONTROL*1953 · 194 citations