What does this research mean for the field?

Operative revascularization, specifically grafting a systemic artery into the coronary sinus, improves cardiac circulation and protects the heart against mortality and infarction following coronary artery occlusion. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.CHALLENGES_CONSENSUS.

What question did this study set out to answer?

To assess the feasibility and protective effect of surgical heart revascularization by grafting a systemic artery into the coronary sinus to mitigate the impact of major coronary artery occlusion.

May 29, 1948Journal of the American Medical Association

Revascularization of Heart by Graft of Systemic Artery Into Coronary Sinus

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Why the study?

Does operative revascularization (graft of systemic artery into coronary sinus) reduce mortality after coronary artery ligation in dogs?

Population

Dogs (several thousand operations over ten years)

Comparison

Operative methods to improve coronary circulation vs Normal control group

Design

Preclinical

Authors

CBClaude S. BeckHarvard University

Discussion

Member takes

Implication

Does not support clinical use of coronary sinus grafting; challenges consensus on inoperability but leaves human translation open.

Key Points

To assess the feasibility and protective effect of surgical heart revascularization by grafting a systemic artery into the coronary sinus to mitigate the impact of major coronary artery occlusion.
Conducted surgical revascularization procedures on canine animal models over a 10-year experimental period.
Evaluated myocardial protection by measuring post-procedure mortality and infarct size following acute ligation of a major coronary artery compared to unoperated controls.
Operative revascularization provided viable arterial blood flow to cardiac tissue and improved overall coronary circulation.
Surgical intervention significantly reduced mortality and decreased myocardial infarct size following major coronary artery ligation compared to control animals.

Structured PICO

Does operative revascularization (graft of systemic artery into coronary sinus) reduce mortality after coronary artery ligation in dogs?

Population

Dogs (several thousand operations over ten years)

Intervention

Operative methods to improve coronary circulation (graft of systemic artery into coronary sinus)

Comparator

Normal control group

Outcome

Mortality after ligation of a major coronary arteryhard clinical

Early preclinical experiments demonstrated that surgical revascularization via systemic artery to coronary sinus grafting could protect the heart from mortality and infarction following coronary ligation in dogs.

Cite This Study

Claude S. Beck (1948) studied this question.

synapsesocial.com/papers/6a15c28d5347fbb173a03c17 https://doi.org/10.1001/jama.1948.02890390014003

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Revascularization of Heart by Graft of Systemic Artery Into Coronary Sinus

Discussion

Member takes

Implication

Key Points

Structured PICO

Cite This Study

Revascularization of Heart by Graft of Systemic Artery Into Coronary Sinus

Discussion

Member takes

Implication

Key Points

Structured PICO

Cite This Study

Also Consider

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