DE2233293B2 - DEVICE TO FACILITATE HEARTINESS - Google Patents
DEVICE TO FACILITATE HEARTINESSInfo
- Publication number
- DE2233293B2 DE2233293B2 DE19722233293 DE2233293A DE2233293B2 DE 2233293 B2 DE2233293 B2 DE 2233293B2 DE 19722233293 DE19722233293 DE 19722233293 DE 2233293 A DE2233293 A DE 2233293A DE 2233293 B2 DE2233293 B2 DE 2233293B2
- Authority
- DE
- Germany
- Prior art keywords
- catheter
- blood
- aortic
- chamber
- heart
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 235000019668 heartiness Nutrition 0.000 title 1
- 239000008280 blood Substances 0.000 claims description 21
- 210000004369 blood Anatomy 0.000 claims description 21
- 230000000694 effects Effects 0.000 claims description 8
- 210000000709 aorta Anatomy 0.000 claims description 7
- 210000002376 aorta thoracic Anatomy 0.000 description 5
- 230000000747 cardiac effect Effects 0.000 description 5
- 206010007625 cardiogenic shock Diseases 0.000 description 3
- 208000010125 myocardial infarction Diseases 0.000 description 3
- 210000001367 artery Anatomy 0.000 description 2
- 210000000038 chest Anatomy 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 206010019280 Heart failures Diseases 0.000 description 1
- 241000446313 Lamella Species 0.000 description 1
- 208000008253 Systolic Heart Failure Diseases 0.000 description 1
- 210000001765 aortic valve Anatomy 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 210000005242 cardiac chamber Anatomy 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011477 surgical intervention Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000000115 thoracic cavity Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0074—Dynamic characteristics of the catheter tip, e.g. openable, closable, expandable or deformable
- A61M25/0075—Valve means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/10—Location thereof with respect to the patient's body
- A61M60/104—Extracorporeal pumps, i.e. the blood being pumped outside the patient's body
- A61M60/109—Extracorporeal pumps, i.e. the blood being pumped outside the patient's body incorporated within extracorporeal blood circuits or systems
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/20—Type thereof
- A61M60/247—Positive displacement blood pumps
- A61M60/253—Positive displacement blood pumps including a displacement member directly acting on the blood
- A61M60/268—Positive displacement blood pumps including a displacement member directly acting on the blood the displacement member being flexible, e.g. membranes, diaphragms or bladders
- A61M60/274—Positive displacement blood pumps including a displacement member directly acting on the blood the displacement member being flexible, e.g. membranes, diaphragms or bladders the inlet and outlet being the same, e.g. para-aortic counter-pulsation blood pumps
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/80—Constructional details other than related to driving
- A61M60/845—Constructional details other than related to driving of extracorporeal blood pumps
- A61M60/851—Valves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/80—Constructional details other than related to driving
- A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
- A61M60/89—Valves
- A61M60/894—Passive valves, i.e. valves actuated by the blood
- A61M60/896—Passive valves, i.e. valves actuated by the blood having flexible or resilient parts, e.g. flap valves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0074—Dynamic characteristics of the catheter tip, e.g. openable, closable, expandable or deformable
- A61M25/0075—Valve means
- A61M2025/0076—Unidirectional valves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
- A61M60/10—Location thereof with respect to the patient's body
- A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
- A61M60/126—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel
- A61M60/148—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel in line with a blood vessel using resection or like techniques, e.g. permanent endovascular heart assist devices
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cardiology (AREA)
- Mechanical Engineering (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- External Artificial Organs (AREA)
Description
Die Erfindung betrifft die medizinische Technik und bezieht sich auf Einrichtungen zur Erleichterung der Herztätigkeit, die während systolischer Herzschwächen beim Myokardinfarkt, kardiogenem Schock usw. ihre Anwendung finden.The invention relates to medical technology and relates to devices for facilitating the Cardiac activity that occurs during systolic heart failure in myocardial infarction, cardiogenic shock, etc. Find application.
Es ist bereits eine Einrichtung zur Erleichterung der Herztätigkeit bekannt (s. Zeitschrift Disease of Chest, Band 54, No. 1, Juli 1968, S. 44 bis 49), die eine Pumpe zur kardiosynchronisierten Förderung von Blut und einen kurzen Katheter einschließt, der in den Raum der Aortenkammer durch einen Einschnitt in der Aortenkammerwand eingeführt wird und mit dem Eingang der iPumpe über ein Leitungsrohr in Verbindung steht. Der Austritt dieser Pumpe wird mittels eines anderen, in die Aorta nach Zerschneiden der Wandung derselben eingeführten Katheters mit dem Aortenbogen in Verbinidung gesetzt. Die Blutpumpe saugt das Blut aus der Aortenkammer über den ersteren, kürzeren Katheter ■b und fördert es in den Aortenbogen hinein.A device is already known to facilitate cardiac activity (see the journal Disease of Chest, Volume 54, No. 1, July 1968, pp. 44 to 49), which has a pump for cardiosynchronized delivery of blood and includes a short catheter inserted into the space of the aortic chamber through an incision in the aortic chamber wall is introduced and is connected to the input of the iPump via a pipe. Of the The outlet of this pump is by means of another, introduced into the aorta after cutting the wall of the same Catheter placed in connection with the aortic arch. The blood pump sucks the blood out of the Aortic chamber via the former, shorter catheter ■ b and conveys it into the aortic arch.
Die bekannte Einrichtung zur Erleichterung der Herztätigkeit ist deshalb nachteilig, weil zu ihrer Benutzung eine schwere Operation der Brusthöhle vorgenommen werden muß, und zwar muß das Herz freigelegt, die Spitze der Aortenkammer freigelegt, der kuriere Katheter der anssaugenden Eintrittsseite der Blutpumpe in ihren Hohlraum eingeführt und in diesem festgelegt, die Aortenwand zerschnitten und in diese (der kurze, mit dem druckseitigen Austrittspumpenteil verbundene Katheter eingenäht werden.The known device for facilitating the heart activity is disadvantageous because of its use a serious operation of the chest cavity must be undertaken, and the heart must be exposed, exposed the tip of the aortic chamber, the cure catheter of the suction inlet side of the blood pump introduced into its cavity and set in this, the aortic wall cut up and into this (the short catheter connected to the outlet pump section on the pressure side must be sewn in.
Hierdurch ist es praktisch unmöglich, diese Einrichtung bei starker Infarktverletzung des Herzens und beim kardiogenen Schock zu benutzen, d. h. eben bei den Verhältnissen, bei denen die genannte Hilfe sich lohnt und unerläßlich ist.This makes it practically impossible to use this device in the event of severe heart attack and use in cardiogenic shock, d. H. just in the circumstances in which the help mentioned is is worthwhile and indispensable.
Der Erfindung liegt die Aufgabe zugrunde, eine Einrichtung zur Erleichterung der Herztätigkeit zu entwikkeln, die es ermöglicht, die chirurgischen Eingriffe bei der Hilfeleistung zu verkürzen und zu vereinfachen, wodurch eine beschleunigte und leichtere Anwendung der betreffenden Einrichtung zustande kommen soll, und ein peripherischer Anschluß derselben stattfinden kann. Diese Aufgabe wird erfindungsgemäß durch die im Patentanspruch beschriebene Einrichtung gelöst.The invention is based on the object of developing a device for facilitating cardiac activity, which makes it possible to shorten and simplify the surgical interventions in providing assistance, whereby an accelerated and easier application of the respective facility should come about, and peripheral connection thereof can take place. This object is achieved according to the invention by the The device described in claim solved.
Die erfindungsgemäße Einrichtung zur Erleichterung der Herztätigkeit ermöglicht es, die verwundende Brusthöhlenoperation, und zwar einen Einschnitt in der Wand der Aortenkammerspitze und ein Zerschneiden der Aortenbogenwand zu vermeiden, gewährleistet eine beschleunigte und einfachere Benutzung beim schweren Mykardinfarkt und kardiogenen Schock, wie auch bei starker Herzschwäche und kann unter klinischen Verhältnissen, im Krankenhaus und in speziellen Fahrzeugen bzw. beim Kranken zu Hause angewendet werden.The device according to the invention for facilitating cardiac activity enables the wounding Chest surgery, which is an incision in the wall of the apex of the aortic chamber and a dissection Avoiding the aortic arch wall ensures faster and easier use of the severe myocardial infarction and cardiogenic shock, as well as severe cardiac insufficiency and may be under clinical Conditions, in the hospital and in special vehicles or at the sick person's home will.
An Hand des in der Zeichnung dargestellten Ausführungsbeispiels wird die Erfindung näher erläutert. Es zeigtThe invention is explained in more detail using the exemplary embodiment shown in the drawing. It shows
F i g. 1 eine Einrichtung zur Erleichterung der Herztätigkeit im in den Hohlraum der Aortenkammer eingeführten Zustand in schematischer Darstellung,F i g. 1 a device for facilitating the heart's activity in the inserted into the cavity of the aortic chamber State in a schematic representation,
F i g. 2 einen Längsschnitt des Endteils des Katheters im vergrößerten Maßstab,F i g. 2 shows a longitudinal section of the end part of the catheter on an enlarged scale,
F i g. 3 den Katheter während des Blutansaugens,F i g. 3 the catheter while the blood is being drawn in,
F i g. 4 den Katheter während es Biutpumpens in den Aortenbogen.F i g. 4 the catheter while it is pumping blood into the aortic arch.
Die Einrichtung zur Erleichterung der Herztätigkeit enthält eine Blutpumpe 1 (Fig. 1) zur kardiosynchronisierten Blutförderung, beispielsweise eine Kammerpumpe, einen Katheter 2 zum Ansaugen und Herausdrücken des Bluts mit einer Saugklappe 3 an seinem Ende, d;e zur Abnahme einer Blutportion aus dem Innenraum der Aortenkammer 4 dient, und eine Druckklappe 5, die am Ende des Katheters 2 in der dem Längsdurchmesser des Innenraums der AortenkammerThe device for facilitating cardiac activity contains a blood pump 1 (Fig. 1) for cardiosynchronized blood delivery, for example a chamber pump, a catheter 2 for sucking in and forcing out the blood with a suction flap 3 at its end, d ; e is used to remove a portion of blood from the interior of the aortic chamber 4, and a pressure flap 5, which is at the end of the catheter 2 in the longitudinal diameter of the interior of the aortic chamber
4 entsprechenden Entfernung angeordnet ist und zum Herauswerfen der angesaugten Blutportion in den Bogen der Aorta 6 dient. Die Saugklappe 3 stellt Schlitze 7 (F i g. 2) dar, an welchen an der Innenseite des Katheters 2 elastische Lamellen 8 anliegen. Die Druckklappe4 is arranged corresponding distance and for ejecting the sucked blood portion into the arch the aorta 6 serves. The suction flap 3 represents slots 7 (FIG. 2) at which on the inside of the catheter 2 elastic lamellas 8 are in contact. The pressure flap
5 besteht aus Schlitzen 9, an welchen an der Außenseite des Katheters 2 elastische Lamellen 10 anliegen.5 consists of slots 9, on which elastic lamellae 10 rest on the outside of the catheter 2.
Die Wirkungsweise der Einrichtung zur Erleichterung der Herzaktion ist folgende.The operation of the device for facilitating the action of the heart is as follows.
Um die Einrichtung einzuführen, wird unter lokaler Anästhesie eine der peripherischen Arterien, beispielsweise die linke unter dem Schlüsselbein liegende Arterie aufgedeckt und durch einen Einschnitt in deren Wand der Katheter 2 in den Bogen der Aorta 6 (F i g. 1) in Richtung zu den Aortenklappen der Aortenkammer 4 eingeführt. Die Saugklappe 3 des Katheters 2 passiert dabei die Klappenöffnung der Aortenkammer 4 und tritt in den Hohlraum der Aortenkammer 4 des Herzens ein. Dabei wird die Saugklappe 3 im Herzkammerraum derart untergebracht, daß die Druckklappe 5 des Katheters 2 im aufsteigenden Teil des Aortenbogens 6 im Überklappenraum der Aorta zu liegen kommt. Die Stellung des Katheters 2 kann mit Hilfe einer Röntgenanlage kontrolliert werden.To insert the device, one of the peripheral arteries, for example the left artery lying under the collarbone is uncovered and through an incision in its Wall of catheter 2 in the arch of aorta 6 (Fig. 1) in the direction of the aortic valves of the aortic chamber 4 introduced. The suction valve 3 of the catheter 2 passes through the valve opening of the aortic chamber 4 and enters the cavity of the aortic chamber 4 of the heart. The suction flap 3 is in the heart chamber space housed so that the pressure valve 5 of the catheter 2 in the ascending part of the aortic arch 6 comes to lie in the flap space of the aorta. The position of the catheter 2 can with the help an X-ray system can be checked.
Beim Anlassen der Blutpumpe 1 entwickelt sich in deren Kammer am Ende der Diastole und während der Systole ein Unterdruck und das Blut tritt aus dem Hohlraum der Aortenkammer 4 des Herzens durch die Schlitze 7 (F i g. 3) der Saugklappe 3 in den Katheter 2 und dann in die Kammer der Blutpumpe 1 ein (F i g. 1). Dabei sind die Schlitze 9 (F i g. 3) der Druckklappe 5 durch die elastischen Lamellen 10 verschlossen (die Blutströmungsrichtung ist durch Pfeile angedeutet).When starting the blood pump 1 develops in its chamber at the end of the diastole and during the Systole a negative pressure and the blood emerges from the cavity of the aortic chamber 4 through the heart Slits 7 (FIG. 3) of the suction flap 3 in the catheter 2 and then in the chamber of the blood pump 1 (FIG. 1). The slots 9 (FIG. 3) of the pressure flap 5 are closed by the elastic lamellae 10 (the The direction of blood flow is indicated by arrows).
Nachdem die Systole beendet ist, setzt in der Kammer der Blutpumpe 1 (Fig. 1) ein Überdruck ein und das Blut tritt aus der Kammer der Blutpumpe 1 durch den Katheter 2 und die Schlitze 9 in den Bogen der Aorta 6 (Fig. 1) ein, wie das in Fig.4 durch Pfeile angedeutet ist. Die Schlitze 7 (F i g. 4) sind dabei verschlossen. After the systole has ended, an overpressure sets in in the chamber of the blood pump 1 (FIG. 1) and the blood exits the chamber of the blood pump 1 through the catheter 2 and the slots 9 in the arch of the Aorta 6 (Fig. 1), like that in Fig.4 by arrows is indicated. The slots 7 (FIG. 4) are closed.
Hierzu 2 Blatt ZeichnungenFor this purpose 2 sheets of drawings
Claims (1)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1671925A SU400331A1 (en) | 1971-07-06 | 1971-07-06 | |
| SU1671925 | 1971-07-06 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2233293A1 DE2233293A1 (en) | 1973-01-25 |
| DE2233293B2 true DE2233293B2 (en) | 1976-02-12 |
| DE2233293C3 DE2233293C3 (en) | 1976-09-30 |
Family
ID=
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3537930A1 (en) * | 1985-10-18 | 1987-05-07 | Blagoveshchensk G Med Inst | AORTA CANNULA |
| EP0230040A2 (en) * | 1986-01-16 | 1987-07-29 | Gambro Ab | Catheter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3537930A1 (en) * | 1985-10-18 | 1987-05-07 | Blagoveshchensk G Med Inst | AORTA CANNULA |
| EP0230040A2 (en) * | 1986-01-16 | 1987-07-29 | Gambro Ab | Catheter |
| EP0230040A3 (en) * | 1986-01-16 | 1988-01-07 | Gambro Ab | Catheter |
Also Published As
| Publication number | Publication date |
|---|---|
| SU400331A1 (en) | 1973-10-01 |
| FR2144806B1 (en) | 1976-05-14 |
| DE2233293A1 (en) | 1973-01-25 |
| IT968352B (en) | 1974-03-20 |
| FR2144806A1 (en) | 1973-02-16 |
| GB1370546A (en) | 1974-10-16 |
| CA1008330A (en) | 1977-04-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |