CN210114652U - Device for pressing heart in chest - Google Patents
Device for pressing heart in chest Download PDFInfo
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- CN210114652U CN210114652U CN201920705212.8U CN201920705212U CN210114652U CN 210114652 U CN210114652 U CN 210114652U CN 201920705212 U CN201920705212 U CN 201920705212U CN 210114652 U CN210114652 U CN 210114652U
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- heart
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- left ventricle
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Abstract
The utility model discloses a device for pressing heart in chest, the device include locating plate, gasbag and gas-supply pipe, be equipped with on the locating plate and be used for fixing a position its chest wall fixed part inboard at human left side chest wall, the gasbag is fixed in the locating plate inboard and is linked together with the gas-supply pipe, the gasbag is aerifyd through the gas-supply pipe and is pressed left ventricle surface gradually towards heart left ventricle inflation. The device for pressing the heart in the chest of the utility model is beneficial to avoiding influencing the normal function of the heart and can not be separated from the heart when the heart is in normal beating; when the heart needs to be pressed, the air bag inputs air through the air pipe and gradually expands, the air bag is gradually close to the left ventricle in the expansion process and forms pressing on the left ventricle, the air bag outputs air through the air pipe to contract after being pressed to a certain degree, the air bag is gradually far away from the left ventricle in the contraction process to enable the left ventricle to reset, and therefore the measures for pressing the heart in the thorax with a certain frequency are formed in a circulating mode.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to a device that is used for chest to press heart.
Background
Cardio-pulmonary-cerebral resuscitation is a series of measures which are mainly taken aiming at cardiac arrest and aiming at establishing effective circulation as soon as possible and improving cardiac output; patients after thoracotomy often have the need for cardio-pulmonary-cerebral resuscitation; currently, devices for cardiac resuscitation on the market are generally external cardiac pressers for performing compression of the heart outside the patient, so that the heart can be resuscitated. However, the cardiac compression on the outer side of the chest is not obvious in compression effect due to the sternum limitation, and the sternum stability of a patient subjected to cardiac surgery is poor, and the compression effect is not obvious; in addition, with some open chest trauma, or trauma with multiple rib fractures with cardiac arrest, there is a greater risk of chest compression; at the moment, the free-hand cardiac compression is needed for the clinical emergency rescue, and the compression is called the intra-thoracic cardiac compression; however, the manual intrathoracic cardiac compression is inefficient, and has disadvantages such as large compression wounds, uneven compression force levels, inability to continue compression, and inability to maintain for a long period of time.
To the above-mentioned defect, some intrathoracic heart press devices have also appeared in the prior art, for example patent CN106726439A discloses an intrathoracic heart press device promptly, it includes the extrusion bag that is used for wrapping up the internal heart of body and the host computer that provides the pressing force for extruding the bag, communicate through vent line between host computer and the extrusion bag, the extrusion bag includes outer bag and the inner bag that has elasticity, the inner bag sets up in the outer bag, for filling and deflating the cavity between inner bag and the outer bag, the binding off end of extrusion bag is provided with binding off mechanism, its extrusion bag adopts bag column structure, certain frequency that the cooperation host computer gave fills the gassing operation repeatedly, thereby simulation bare-handed heart is pressed, solve the inconvenience that bare-handed intrathoracic heart pressed and brought, reach in the chest lasts, evenly extrude the purpose of heart.
However, in the above-described presser, the pressing bag thereof is positioned by wrapping the heart, which in practice has a major drawback in the clinic: firstly, the anatomical structure of the heart and the connection structure of the anatomical structure and other blood vessels make the heart unsuitable for being sleeved with a connecting part, otherwise, the normal function of the heart is easily influenced; secondly, when the heart beats, the contraction movement of the heart is from the apex of the heart to the retraction, so when the sleeving connection mode is adopted, once the heart beats, the extrusion bag is easy to be separated from the heart due to infirm fixation, the possibility of compression failure exists, and the potential safety hazard is larger.
Therefore, there is a need for a device for intra-thoracic compression of the heart that facilitates avoiding interference with the proper functioning of the heart and also facilitates avoiding detachment from the heart.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a device for intra-thoracic cardiac compression, which is beneficial to avoid affecting the normal function of the heart and simultaneously beneficial to avoid separating from the heart.
The utility model provides a device for pressing heart in chest, the device include locating plate, gasbag and gas-supply pipe, be equipped with on the locating plate and be used for fixing a position its chest wall fixed part inboard at human left side chest wall, the gasbag is fixed in the locating plate inboard and is linked together with the gas-supply pipe, the gasbag is aerifyd through the gas-supply pipe and is pressed left ventricle surface gradually towards heart left ventricle inflation.
As a further improvement to the above technical solution, the chest wall fixing part comprises at least two through holes for cooperating with the suture to sew the positioning plate inside the chest wall.
As a further improvement to the above technical solution, the chest wall fixing portion includes three through holes, and the three through holes are distributed in a triangular shape.
As a further improvement to the technical scheme, the positioning plate is of a circular plate or elliptical plate structure, and the through holes are uniformly distributed on the positioning plate.
As a further improvement to the above technical solution, the outer surface of the balloon after inflation is a smooth arc-shaped curved surface.
As a further improvement to the technical scheme, the positioning plate is made of hard silica gel or medical alloy materials.
As a further improvement to the above technical scheme, the air bag is made of soft silica gel or a flexible membrane.
As a further improvement to the technical scheme, the bottom of the air bag is fixedly connected to the inner side surface of the positioning plate, an air conveying port communicated with the inner cavity of the air bag is arranged in the inner side surface of the positioning plate, an air conveying hole communicated with the air conveying port is arranged in the positioning plate, one end of the air conveying pipe is detachably connected with the air conveying hole, and the other end of the air conveying pipe is used for being connected with the inflating equipment.
As a further improvement of the technical scheme, the inflation equipment connected with the gas transmission pipe comprises a tee joint piece, a manual inflation bag and an electric inflator, wherein one end of the gas transmission pipe extending out of a human body is connected with the gas outlet end of the tee joint piece, and the two gas inlet ends of the tee joint piece are respectively connected with the gas outlet end of the manual inflation bag and the gas outlet end of the electric inflator.
As a further improvement of the technical scheme, the electric inflator comprises a support, and a reset cylinder and an inflator which are fixed on the support, wherein a piston is arranged in the inflator, a cylinder rod of the reset cylinder extends into the inflator and is connected with the piston and used for driving the piston to axially slide in a reciprocating manner along the inflator, and an air outlet hole is formed in the bottom of the inflator and is connected with an air outlet end of the three-way piece.
Through the above disclosure, the present invention has the following beneficial technical effects:
the device for pressing the heart in the chest can fix the positioning plate at the inner side of the chest wall on the left side of the patient after the operation of the patient after the chest operation, and lead the air bag to be aligned with the left ventricle of the heart, the positioning plate and the air bag are not contacted with the heart under the original state, and the positioning mode relative to the outer sleeve is favorable for avoiding influencing the normal function of the heart and can not be separated from the heart when the heart normally beats; one end of the air delivery pipe is communicated with the air bag, the other end of the air delivery pipe is led out from the body of a patient, when the heart is required to be pressed, the air bag inputs air through the air delivery pipe and gradually expands, the air bag is gradually close to the left ventricle in the expansion process and forms pressing on the left ventricle, the air bag outputs air through the air delivery pipe to contract after being pressed to a certain degree, the air bag is gradually far away from the left ventricle in the contraction process and enables the left ventricle to reset, and therefore the measures of chest pressing in the thorax with certain frequency are formed in a circulating mode, the whole device isolates the sternum and the heart, and for a patient in secondary operation, thoracotomy bleeding caused by adhesion.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a control schematic of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
As shown in fig. 1 to 3: this embodiment provides a device for pressing heart in chest, and the device includes locating plate 1, gasbag 2 and gas-supply pipe 3, be equipped with on the locating plate 1 and be used for fixing a position its chest wall fixed part inboard at human left side chest wall, gasbag 2 is fixed at 1 inboard of locating plate and is linked together with gas-supply pipe 3, gasbag 2 aerifys and expands towards heart left ventricle and press left ventricle surface gradually through gas-supply pipe 3. The positioning plate 1 can be a circular plate or an elliptical plate structure, which is relatively flat, and the thickness can be 8mm-12mm, for example; at least one side of the positioning plate 1 close to the chest wall is of a hard structure so as to achieve the effect of firm positioning; for example, the positioning plate 1 can be made of hard silica gel or medical alloy material. The air bag 2 is of a flexible structure, and is expanded after being inflated and contracted after being deflated; in order to prevent the air bag 2 from damaging the heart, the air bag 2 is preferably made of soft silica gel or a flexible film, and the outer surface of the air bag 2 is a smooth arc-shaped curved surface after being expanded, and the whole air bag 2 may be hemispherical, for example.
By adopting the device for pressing the heart in the chest, for a patient after a chest operation, the positioning plate 1 can be fixed on the inner side of the left chest wall of the patient after the operation, the air bag 2 is aligned with the left ventricle of the heart, and the positioning plate 1 and the air bag 2 are not contacted with the heart in the original state; one end and the gasbag 2 intercommunication of gas-supply pipe 3, the other end then is drawn forth from patient's health, when needs press the heart, gasbag 2 inputs gas and inflation gradually through gas-supply pipe 3, it is close to the left ventricle gradually and forms the pressing to the left ventricle in the inflation process, press to certain degree after gasbag 2 rethread gas-supply pipe 3 output and contract, keep away from the left ventricle gradually and make the left ventricle reset in the contraction process, the heart pressing measure in the thorax of circulating with formation certain frequency from this, whole device (especially internal part) keeps apart sternum and heart, to the patient of secondary operation, the thoracotomy that has effectively avoided the adhesion to cause.
In this embodiment, the chest wall fixing part comprises at least two through holes 4, and the through holes 4 are used for being matched with sutures to sew the positioning plate 1 on the inner side of the chest wall; the aperture of the through hole 4 can be used for finishing the sewing operation; the number of the through holes 4 is preferably three, and the three through holes 4 are distributed in a triangular shape, so that the positioning firmness of the positioning plate 1 is improved; the through holes 4 are uniformly distributed on the positioning plate 1, and when the positioning plate 1 is circular, the three through holes 4 are distributed in a regular triangle shape.
In this embodiment, the bottom of the airbag 2 is fixedly connected to the inner side surface of the positioning plate 1, an air transmission port 5 communicated with the inner cavity of the airbag 2 is arranged in the inner side surface of the positioning plate 1, an air transmission hole 6 communicated with the air transmission port 5 is arranged in the positioning plate 1, one end of the air transmission pipe 3 is detachably connected with the air transmission hole 6, and the other end of the air transmission pipe is used for being connected with an inflating device. The bottom of the airbag 2 may be an open structure, and four sides of the bottom are fixedly connected (e.g., by bonding) to the positioning plate 1; the diameter of the gas transmission port 5 can be 1/2 of the diameter of the bottom surface of the air bag 2, so that the efficiency of inflation and deflation is improved; the gas transmission pore canal 6 should avoid the through hole 4 to prevent interference; the positioning plate 1 is provided with a connector at the tail end of the air transmission pore passage 6, so that the air transmission pipe 3 can be conveniently connected, for example, the air transmission pipe 3 can be connected with the connector in a screw connection mode; the other end of the air pipe 3 can be embedded under the skin of the patient and can be cut at the corresponding position to be exposed when the patient needs to press.
In the embodiment, the inflation equipment connected with the gas transmission pipe 3 comprises a tee joint piece 7, a manual inflation bag 9 and an electric inflator 10, and the inflation equipment is arranged outside a human body; one end of the gas pipe 3 extending out of the human body is connected with the gas outlet end of the three-way piece 7, and the two gas inlet ends of the three-way piece 7 are respectively connected with the gas outlet end of the manual inflatable bag 9 and the gas outlet end of the electric inflator 10. The three-way piece 7 is provided with three ventilation ports which are communicated with each other, and the ventilation ports are communicated with all the components through ducts; the three-way member 7 may be, for example, an electrically controlled three-way valve; of course, the air inlet end and the air outlet end are relative to the air inflation of the air bag 2, and the air path is opposite when the air bag 2 contracts; the manual air-filled bag 9 and the electric air-filled machine 10 can be used singly or in combination; the manual inflatable bag 9 is convenient for emergency operation of medical personnel and can make up for the defects of the electric inflator 10; the electric inflator 10 may be of an air pump type construction.
In this embodiment, the electric inflator 10 comprises a bracket 14, and a reset cylinder 15 and an inflator 16 fixed on the bracket 14, wherein a piston 17 is arranged in the inflator 16, a cylinder rod 18 of the reset cylinder 15 extends into the inflator 16 and is connected with the piston 17 and used for driving the piston 17 to axially slide back and forth along the inflator 16, an air outlet hole 19 is arranged at the bottom of the inflator 16, and the air outlet hole 19 is connected with an air outlet end of the tee joint 7; the reset cylinder 15 can be connected with an external controller; the cylinder rod 18 of the reset cylinder 15 can axially reciprocate, the piston 17 is in sealing and sliding connection with the inner wall of the air cylinder 16, the cylinder rod 18 drives the piston 17 to move downwards to pump the air between the piston 17 and the bottom of the air cylinder 16 to the air bag 2, or the cylinder rod 18 drives the piston 17 to move upwards to pump the air in the air bag 2 to the position between the piston 17 and the bottom of the air cylinder 16.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. An apparatus for intrathoracic compression of the heart, comprising:
the device includes locating plate, gasbag and gas-supply pipe, be equipped with on the locating plate and be used for fixing a position its chest wall fixed part at human left side chest wall inboard, the gasbag is fixed at the locating plate inboard and is linked together with the gas-supply pipe, the gasbag is aerifyd through the gas-supply pipe and is pressed left ventricle surface gradually towards heart left ventricle inflation.
2. A device for intrathoracic compression of the heart as claimed in claim 1, wherein:
the chest wall fixing part comprises at least two through holes which are used for being matched with sutures to sew the positioning plate on the inner side of the chest wall.
3. A device for intrathoracic compression of the heart as claimed in claim 2, wherein:
the chest wall fixing part comprises three through holes which are distributed in a triangular shape.
4. A device for intrathoracic compression of the heart as claimed in claim 2, wherein:
the locating plate is of a circular plate or elliptical plate structure, and the through holes are uniformly distributed on the locating plate.
5. A device for intrathoracic compression of the heart as claimed in claim 1, wherein:
the outer surface of the air bag is a smooth arc-shaped curved surface after the air bag is expanded.
6. A device for intrathoracic compression of the heart as claimed in claim 1, wherein:
the positioning plate is made of hard silica gel or medical alloy materials.
7. A device for intrathoracic compression of the heart as claimed in claim 1, wherein:
the air bag is made of soft silica gel or a flexible membrane.
8. A device for intrathoracic compression of the heart according to any of claims 1 to 7, wherein:
the bottom of the air bag is fixedly connected to the inner side face of the positioning plate, an air conveying port communicated with the inner cavity of the air bag is arranged in the inner side face of the positioning plate, an air conveying hole communicated with the air conveying port is formed in the positioning plate, one end of the air conveying pipe is detachably connected with the air conveying hole, and the other end of the air conveying pipe is used for being connected with inflation equipment.
9. A device for intrathoracic compression of the heart according to any of claims 1 to 7, wherein:
the inflation equipment connected with the gas pipe comprises a three-way piece, a manual inflation bag and an electric inflator, wherein one end of the gas pipe extending out of a human body is connected with the gas outlet end of the three-way piece, and the two gas inlet ends of the three-way piece are respectively connected with the gas outlet end of the manual inflation bag and the gas outlet end of the electric inflator.
10. A device for intrathoracic compression of the heart as claimed in claim 9, wherein:
the electric inflator comprises a support, and a reset cylinder and an inflator which are fixed on the support, wherein a piston is arranged in the inflator, a cylinder rod of the reset cylinder extends into the inflator and is connected with the piston and used for driving the piston to axially slide in a reciprocating manner along the inflator, and an air outlet hole is formed in the bottom of the inflator and is connected with an air outlet end of the three-way piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920705212.8U CN210114652U (en) | 2019-05-16 | 2019-05-16 | Device for pressing heart in chest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920705212.8U CN210114652U (en) | 2019-05-16 | 2019-05-16 | Device for pressing heart in chest |
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| Publication Number | Publication Date |
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| CN210114652U true CN210114652U (en) | 2020-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920705212.8U Active CN210114652U (en) | 2019-05-16 | 2019-05-16 | Device for pressing heart in chest |
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| CN (1) | CN210114652U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110025470A (en) * | 2019-05-16 | 2019-07-19 | 中国医学科学院阜外医院 | Heart pressing device in a kind of thorax |
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2019
- 2019-05-16 CN CN201920705212.8U patent/CN210114652U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110025470A (en) * | 2019-05-16 | 2019-07-19 | 中国医学科学院阜外医院 | Heart pressing device in a kind of thorax |
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