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In retrospect, the founding of the American Association for Thoracic Surgery (AATS) in 1917 may seem surprisingly optimistic, given the status of cardiothoracic surgery as a discipline at that time. While important strides had been made in dealing with open chest wounds, to the modern eye, the field in the second decade of the 20th century seems more characterized by what was not yet possible rather than by what was.

One of the most critical issues holding back the development of cardiothoracic surgery in this early period was the problem of acute pneumothorax that occurred whenever the chest was opened.

As Willy Meyer (1858-1932), second president of the AATS, described the problem at the first AATS annual meeting in 1917: “What is it that happens when the thorax is opened, let us say [for example] by a stab wound in an intercostal space in an affray on the street? Immediately air rushes into the pleural cavity and this normal atmospheric pressure, being greater than the normal pressure within ... the lung contracts to a very small organ around its hilum. Air fills the space formerly occupied by the lung. This condition, with its immediate clinical pathologic consequences, is called ‘acute pneumothorax.’ It has been the stumbling block for almost a century to the proper development of the surgery of the chest. … Carbonic acid is retained in the blood … The accumulation of CO, with its deleterious effect increases, finally ending in the patient’s death.”

But in the first decade of the 20th century, two major and competing techniques evolved to solve the problem, each one represented by the first and second presidents of the fledgling AATS. For a short period of time a controversy seemed to separate the two men, but their views were expressly reconciled at the first annual meeting of the AATS.

Dr. Samuel James Meltzer
Wikimedia Commons/Public domain
Dr. Samuel James Meltzer
In 1909, Samuel J. Meltzer, MD (1851-1920) and John Auer, MD (1875-1948), his son-in-law, both at the Rockefeller Institute, devised an insufflation apparatus in animals, which kept the lungs inflated with positive pressure and allowed for the administration of endotracheal anesthesia. The system applied a tube and bellows-like apparatus to maintain patient oxygenation. A year later, Charles A. Elsberg, MD (1871-1948), of Mount Sinai Hospital, working under Dr. Meltzer’s tutelage, described the first application of this technique to human thoracic surgery.

The Meltzer/Auer technique was significantly improved upon by the addition of a carbon dioxide absorption method and the creation of a closed circuit apparatus by Dennis Jackson, MD (1878-1980) in 1915. “This fulfilled the criteria of oxygen supply, carbon dioxide absorption, and ether regulation with a hand bag-breather. With this apparatus, respiration could be maintained with the open thorax,” said pioneering thoracic surgeon Rudolf Nissen, MD, and Roger H.L. Wilson, MD, in their Pages in the History of Chest Surgery (Springfield, IL: Charles C. Thomas, 1960).

However, insufflation was not universally applauded when it was first introduced. It was considered a poor second by many who instead embraced the alternate method of preventing chest collapse – the differential pressure–maintaining Sauerbruch chamber. The Sauerbruch chamber was developed by Ernst Ferdinand Sauerbruch (1875-1951) and first reported in 1904 in his paper, “The pathology of open pneumothorax and the bases of my methods for its elimination.”

As described by Nissen and Wilson, “He transformed the operating room into a kind of extended or enlarged pleural cavity, lowering the atmospheric pressure by vacuum. The head of the patient was outside the operating room, tightly sealed at the neck. This ‘pneumatic chamber’ solved in an ideal way the problem of negative pleural pressure.”

Dr. Ernst Ferdinand Sauerbruch
Wikimedia Commons/Public domain
Dr. Ernst Ferdinand Sauerbruch
But this method also had its less-than-ideal facets, they added – loss of the neck seal was dangerous, and the surgeon and his assistant were relatively cramped in a narrow chamber that rapidly heated up and made operations more difficult because of the general congestion. In addition, “It was practically impossible to communicate with the anesthesiologist, who was outside of the chamber at the head of the patient.”

Sauerbruch was aware of the Meltzer/Auer technique, but specifically rejected it, and his powerful influence in Germany helped to prevent it from being adopted there.

Among the earliest and most vocal advocates of using the Sauerbruch negative pressure chamber approach in the United States was Dr. Meyer. Both he and Dr. Meltzer addressed the issue and the controversy at the first meeting of the AATS in 1917.

“You probably remember the little battle between differential pressure and intratracheal insufflation. It occurred only 8 years ago; but it seems now like history. When I presented my paper on intratracheal insufflation at the New York Academy of Medicine, my views were opposed, in the interest of conservatism in surgery, by three able surgeons,” Dr. Meltzer said in his address.

“Now, these same surgeons are among the principal founders of the American Association for Thoracic Surgery, and my being the first presiding officer of the Association is due exclusively to their generous spirit and not to any merits of mine. This is my little story of how the introduction of a stomach tube carried a mere medical man into the presidential chair of a national surgical association.”

Dr. Meyer, one of the three surgeons mentioned by Dr. Meltzer, responded shortly thereafter in his own speech at the meeting: “Dr. Meltzer mentioned in his inaugural address today that, in the discussion following his presentation of the matter before the New York Academy of Medicine his views were opposed, in the interest of conservatism in surgery, by three surgeons.

“Inasmuch as I was one of the three, I would, in explanation, here state that ... at that very time it was reported to me that Dr. Meltzer had stated that in his opinion thoracic operations on human beings could be done in a much simpler way than by working in the negative chamber; that a catheter in the trachea and bellows was all that was needed. He, a physiologist who had always done scientific surgical work on animals, certainly found these paraphernalia sufficient. I personally had meanwhile seen and learned to admire the absolutely reliable working of the mechanism of the chamber, without the possibility of doing the slightest harm to the patient.

“In my remarks on that memorable evening at the New York Academy of Medicine, I therefore tried to impress upon my colleagues the great importance of absolute safety. I stated that no matter what apparatus we might use in thoracic surgery on the usually much run down human being, it must be so constructed that it could not possibly do harm to the patient. I further stated that I would be only too happy to personally use intratracheal insufflation as soon as it was sufficiently perfected to render it safe under all conditions. … I want to lay stress upon the statement that I for my part have never been in opposition, but rather in full accord with his splendid discovery. The fact is that I personally have been among the very first in New York to use intratracheal insufflation in thoracic operations upon the human subject,” said Dr. Meyer.

“But, please bear in mind … that only the use of the differential pressure method – no matter what the apparatus – enables the surgeon to work in the thorax with the same equanimity and tranquility as in the abdomen,” he summarized.

So by the early years of the founding of the AATS, no matter the barriers that remained, the fact that thoracic surgery had reached the same level of confidence in terms of attempting operations as had already existed for the abdomen permitted the fledgling association to move forward with a confidence and optimism that had not existed before, when opening the chest in the operating room was generally considered deadly.

 

 

Sources

Meltzer, S. J., 1917. First President’s Address. http://t.aats.org/annualmeeting/Program-Books/50th-Anniversary-Book/First-Presidents-Address.cgi

Meyer, W., 1917. Surgery Within the Past Fourteen Years. http://t.aats.org/annualmeeting/Program-Books/50th-Anniversary-Book/A-Review-of-the-Evolution-of-Thoracic-Surgery-Within-the-Pas.cgi

Nissen, R., Wilson, R.H.L. Pages in the History of Chest Surgery. Springfield, IL: Charles C. Thomas, 1960.
 

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In retrospect, the founding of the American Association for Thoracic Surgery (AATS) in 1917 may seem surprisingly optimistic, given the status of cardiothoracic surgery as a discipline at that time. While important strides had been made in dealing with open chest wounds, to the modern eye, the field in the second decade of the 20th century seems more characterized by what was not yet possible rather than by what was.

One of the most critical issues holding back the development of cardiothoracic surgery in this early period was the problem of acute pneumothorax that occurred whenever the chest was opened.

As Willy Meyer (1858-1932), second president of the AATS, described the problem at the first AATS annual meeting in 1917: “What is it that happens when the thorax is opened, let us say [for example] by a stab wound in an intercostal space in an affray on the street? Immediately air rushes into the pleural cavity and this normal atmospheric pressure, being greater than the normal pressure within ... the lung contracts to a very small organ around its hilum. Air fills the space formerly occupied by the lung. This condition, with its immediate clinical pathologic consequences, is called ‘acute pneumothorax.’ It has been the stumbling block for almost a century to the proper development of the surgery of the chest. … Carbonic acid is retained in the blood … The accumulation of CO, with its deleterious effect increases, finally ending in the patient’s death.”

But in the first decade of the 20th century, two major and competing techniques evolved to solve the problem, each one represented by the first and second presidents of the fledgling AATS. For a short period of time a controversy seemed to separate the two men, but their views were expressly reconciled at the first annual meeting of the AATS.

Dr. Samuel James Meltzer
Wikimedia Commons/Public domain
Dr. Samuel James Meltzer
In 1909, Samuel J. Meltzer, MD (1851-1920) and John Auer, MD (1875-1948), his son-in-law, both at the Rockefeller Institute, devised an insufflation apparatus in animals, which kept the lungs inflated with positive pressure and allowed for the administration of endotracheal anesthesia. The system applied a tube and bellows-like apparatus to maintain patient oxygenation. A year later, Charles A. Elsberg, MD (1871-1948), of Mount Sinai Hospital, working under Dr. Meltzer’s tutelage, described the first application of this technique to human thoracic surgery.

The Meltzer/Auer technique was significantly improved upon by the addition of a carbon dioxide absorption method and the creation of a closed circuit apparatus by Dennis Jackson, MD (1878-1980) in 1915. “This fulfilled the criteria of oxygen supply, carbon dioxide absorption, and ether regulation with a hand bag-breather. With this apparatus, respiration could be maintained with the open thorax,” said pioneering thoracic surgeon Rudolf Nissen, MD, and Roger H.L. Wilson, MD, in their Pages in the History of Chest Surgery (Springfield, IL: Charles C. Thomas, 1960).

However, insufflation was not universally applauded when it was first introduced. It was considered a poor second by many who instead embraced the alternate method of preventing chest collapse – the differential pressure–maintaining Sauerbruch chamber. The Sauerbruch chamber was developed by Ernst Ferdinand Sauerbruch (1875-1951) and first reported in 1904 in his paper, “The pathology of open pneumothorax and the bases of my methods for its elimination.”

As described by Nissen and Wilson, “He transformed the operating room into a kind of extended or enlarged pleural cavity, lowering the atmospheric pressure by vacuum. The head of the patient was outside the operating room, tightly sealed at the neck. This ‘pneumatic chamber’ solved in an ideal way the problem of negative pleural pressure.”

Dr. Ernst Ferdinand Sauerbruch
Wikimedia Commons/Public domain
Dr. Ernst Ferdinand Sauerbruch
But this method also had its less-than-ideal facets, they added – loss of the neck seal was dangerous, and the surgeon and his assistant were relatively cramped in a narrow chamber that rapidly heated up and made operations more difficult because of the general congestion. In addition, “It was practically impossible to communicate with the anesthesiologist, who was outside of the chamber at the head of the patient.”

Sauerbruch was aware of the Meltzer/Auer technique, but specifically rejected it, and his powerful influence in Germany helped to prevent it from being adopted there.

Among the earliest and most vocal advocates of using the Sauerbruch negative pressure chamber approach in the United States was Dr. Meyer. Both he and Dr. Meltzer addressed the issue and the controversy at the first meeting of the AATS in 1917.

“You probably remember the little battle between differential pressure and intratracheal insufflation. It occurred only 8 years ago; but it seems now like history. When I presented my paper on intratracheal insufflation at the New York Academy of Medicine, my views were opposed, in the interest of conservatism in surgery, by three able surgeons,” Dr. Meltzer said in his address.

“Now, these same surgeons are among the principal founders of the American Association for Thoracic Surgery, and my being the first presiding officer of the Association is due exclusively to their generous spirit and not to any merits of mine. This is my little story of how the introduction of a stomach tube carried a mere medical man into the presidential chair of a national surgical association.”

Dr. Meyer, one of the three surgeons mentioned by Dr. Meltzer, responded shortly thereafter in his own speech at the meeting: “Dr. Meltzer mentioned in his inaugural address today that, in the discussion following his presentation of the matter before the New York Academy of Medicine his views were opposed, in the interest of conservatism in surgery, by three surgeons.

“Inasmuch as I was one of the three, I would, in explanation, here state that ... at that very time it was reported to me that Dr. Meltzer had stated that in his opinion thoracic operations on human beings could be done in a much simpler way than by working in the negative chamber; that a catheter in the trachea and bellows was all that was needed. He, a physiologist who had always done scientific surgical work on animals, certainly found these paraphernalia sufficient. I personally had meanwhile seen and learned to admire the absolutely reliable working of the mechanism of the chamber, without the possibility of doing the slightest harm to the patient.

“In my remarks on that memorable evening at the New York Academy of Medicine, I therefore tried to impress upon my colleagues the great importance of absolute safety. I stated that no matter what apparatus we might use in thoracic surgery on the usually much run down human being, it must be so constructed that it could not possibly do harm to the patient. I further stated that I would be only too happy to personally use intratracheal insufflation as soon as it was sufficiently perfected to render it safe under all conditions. … I want to lay stress upon the statement that I for my part have never been in opposition, but rather in full accord with his splendid discovery. The fact is that I personally have been among the very first in New York to use intratracheal insufflation in thoracic operations upon the human subject,” said Dr. Meyer.

“But, please bear in mind … that only the use of the differential pressure method – no matter what the apparatus – enables the surgeon to work in the thorax with the same equanimity and tranquility as in the abdomen,” he summarized.

So by the early years of the founding of the AATS, no matter the barriers that remained, the fact that thoracic surgery had reached the same level of confidence in terms of attempting operations as had already existed for the abdomen permitted the fledgling association to move forward with a confidence and optimism that had not existed before, when opening the chest in the operating room was generally considered deadly.

 

 

Sources

Meltzer, S. J., 1917. First President’s Address. http://t.aats.org/annualmeeting/Program-Books/50th-Anniversary-Book/First-Presidents-Address.cgi

Meyer, W., 1917. Surgery Within the Past Fourteen Years. http://t.aats.org/annualmeeting/Program-Books/50th-Anniversary-Book/A-Review-of-the-Evolution-of-Thoracic-Surgery-Within-the-Pas.cgi

Nissen, R., Wilson, R.H.L. Pages in the History of Chest Surgery. Springfield, IL: Charles C. Thomas, 1960.
 

 

In retrospect, the founding of the American Association for Thoracic Surgery (AATS) in 1917 may seem surprisingly optimistic, given the status of cardiothoracic surgery as a discipline at that time. While important strides had been made in dealing with open chest wounds, to the modern eye, the field in the second decade of the 20th century seems more characterized by what was not yet possible rather than by what was.

One of the most critical issues holding back the development of cardiothoracic surgery in this early period was the problem of acute pneumothorax that occurred whenever the chest was opened.

As Willy Meyer (1858-1932), second president of the AATS, described the problem at the first AATS annual meeting in 1917: “What is it that happens when the thorax is opened, let us say [for example] by a stab wound in an intercostal space in an affray on the street? Immediately air rushes into the pleural cavity and this normal atmospheric pressure, being greater than the normal pressure within ... the lung contracts to a very small organ around its hilum. Air fills the space formerly occupied by the lung. This condition, with its immediate clinical pathologic consequences, is called ‘acute pneumothorax.’ It has been the stumbling block for almost a century to the proper development of the surgery of the chest. … Carbonic acid is retained in the blood … The accumulation of CO, with its deleterious effect increases, finally ending in the patient’s death.”

But in the first decade of the 20th century, two major and competing techniques evolved to solve the problem, each one represented by the first and second presidents of the fledgling AATS. For a short period of time a controversy seemed to separate the two men, but their views were expressly reconciled at the first annual meeting of the AATS.

Dr. Samuel James Meltzer
Wikimedia Commons/Public domain
Dr. Samuel James Meltzer
In 1909, Samuel J. Meltzer, MD (1851-1920) and John Auer, MD (1875-1948), his son-in-law, both at the Rockefeller Institute, devised an insufflation apparatus in animals, which kept the lungs inflated with positive pressure and allowed for the administration of endotracheal anesthesia. The system applied a tube and bellows-like apparatus to maintain patient oxygenation. A year later, Charles A. Elsberg, MD (1871-1948), of Mount Sinai Hospital, working under Dr. Meltzer’s tutelage, described the first application of this technique to human thoracic surgery.

The Meltzer/Auer technique was significantly improved upon by the addition of a carbon dioxide absorption method and the creation of a closed circuit apparatus by Dennis Jackson, MD (1878-1980) in 1915. “This fulfilled the criteria of oxygen supply, carbon dioxide absorption, and ether regulation with a hand bag-breather. With this apparatus, respiration could be maintained with the open thorax,” said pioneering thoracic surgeon Rudolf Nissen, MD, and Roger H.L. Wilson, MD, in their Pages in the History of Chest Surgery (Springfield, IL: Charles C. Thomas, 1960).

However, insufflation was not universally applauded when it was first introduced. It was considered a poor second by many who instead embraced the alternate method of preventing chest collapse – the differential pressure–maintaining Sauerbruch chamber. The Sauerbruch chamber was developed by Ernst Ferdinand Sauerbruch (1875-1951) and first reported in 1904 in his paper, “The pathology of open pneumothorax and the bases of my methods for its elimination.”

As described by Nissen and Wilson, “He transformed the operating room into a kind of extended or enlarged pleural cavity, lowering the atmospheric pressure by vacuum. The head of the patient was outside the operating room, tightly sealed at the neck. This ‘pneumatic chamber’ solved in an ideal way the problem of negative pleural pressure.”

Dr. Ernst Ferdinand Sauerbruch
Wikimedia Commons/Public domain
Dr. Ernst Ferdinand Sauerbruch
But this method also had its less-than-ideal facets, they added – loss of the neck seal was dangerous, and the surgeon and his assistant were relatively cramped in a narrow chamber that rapidly heated up and made operations more difficult because of the general congestion. In addition, “It was practically impossible to communicate with the anesthesiologist, who was outside of the chamber at the head of the patient.”

Sauerbruch was aware of the Meltzer/Auer technique, but specifically rejected it, and his powerful influence in Germany helped to prevent it from being adopted there.

Among the earliest and most vocal advocates of using the Sauerbruch negative pressure chamber approach in the United States was Dr. Meyer. Both he and Dr. Meltzer addressed the issue and the controversy at the first meeting of the AATS in 1917.

“You probably remember the little battle between differential pressure and intratracheal insufflation. It occurred only 8 years ago; but it seems now like history. When I presented my paper on intratracheal insufflation at the New York Academy of Medicine, my views were opposed, in the interest of conservatism in surgery, by three able surgeons,” Dr. Meltzer said in his address.

“Now, these same surgeons are among the principal founders of the American Association for Thoracic Surgery, and my being the first presiding officer of the Association is due exclusively to their generous spirit and not to any merits of mine. This is my little story of how the introduction of a stomach tube carried a mere medical man into the presidential chair of a national surgical association.”

Dr. Meyer, one of the three surgeons mentioned by Dr. Meltzer, responded shortly thereafter in his own speech at the meeting: “Dr. Meltzer mentioned in his inaugural address today that, in the discussion following his presentation of the matter before the New York Academy of Medicine his views were opposed, in the interest of conservatism in surgery, by three surgeons.

“Inasmuch as I was one of the three, I would, in explanation, here state that ... at that very time it was reported to me that Dr. Meltzer had stated that in his opinion thoracic operations on human beings could be done in a much simpler way than by working in the negative chamber; that a catheter in the trachea and bellows was all that was needed. He, a physiologist who had always done scientific surgical work on animals, certainly found these paraphernalia sufficient. I personally had meanwhile seen and learned to admire the absolutely reliable working of the mechanism of the chamber, without the possibility of doing the slightest harm to the patient.

“In my remarks on that memorable evening at the New York Academy of Medicine, I therefore tried to impress upon my colleagues the great importance of absolute safety. I stated that no matter what apparatus we might use in thoracic surgery on the usually much run down human being, it must be so constructed that it could not possibly do harm to the patient. I further stated that I would be only too happy to personally use intratracheal insufflation as soon as it was sufficiently perfected to render it safe under all conditions. … I want to lay stress upon the statement that I for my part have never been in opposition, but rather in full accord with his splendid discovery. The fact is that I personally have been among the very first in New York to use intratracheal insufflation in thoracic operations upon the human subject,” said Dr. Meyer.

“But, please bear in mind … that only the use of the differential pressure method – no matter what the apparatus – enables the surgeon to work in the thorax with the same equanimity and tranquility as in the abdomen,” he summarized.

So by the early years of the founding of the AATS, no matter the barriers that remained, the fact that thoracic surgery had reached the same level of confidence in terms of attempting operations as had already existed for the abdomen permitted the fledgling association to move forward with a confidence and optimism that had not existed before, when opening the chest in the operating room was generally considered deadly.

 

 

Sources

Meltzer, S. J., 1917. First President’s Address. http://t.aats.org/annualmeeting/Program-Books/50th-Anniversary-Book/First-Presidents-Address.cgi

Meyer, W., 1917. Surgery Within the Past Fourteen Years. http://t.aats.org/annualmeeting/Program-Books/50th-Anniversary-Book/A-Review-of-the-Evolution-of-Thoracic-Surgery-Within-the-Pas.cgi

Nissen, R., Wilson, R.H.L. Pages in the History of Chest Surgery. Springfield, IL: Charles C. Thomas, 1960.
 

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