CN218451737U - Calibrating device of cardio-pulmonary resuscitation machine - Google Patents
Calibrating device of cardio-pulmonary resuscitation machine Download PDFInfo
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- CN218451737U CN218451737U CN202221350707.1U CN202221350707U CN218451737U CN 218451737 U CN218451737 U CN 218451737U CN 202221350707 U CN202221350707 U CN 202221350707U CN 218451737 U CN218451737 U CN 218451737U
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Abstract
The utility model provides a cardiopulmonary resuscitation machine calibrating device, include: the human body air bag comprises a chest part, and a hollow deformation space is arranged inside the chest part; monitoring mechanism, monitoring mechanism include a plurality of dowel bars and load spare, and monitoring mechanism arranges the deformation space in, and the dowel bar both ends link to each other with the inside wall and the load spare of thorax portion respectively, and load spare internally mounted has pressure sensor, and a plurality of dowel bars evenly arrange on the vertical direction of load spare. When simulation was rescued, cardiopulmonary resuscitation machine work was transmitted pressure for the dowel bar through human gasbag on, the dowel bar on the equidirectional dowel bar was transmitted pressure for the load spare in the space that warp jointly on, pressure sensor in the load spare detects out the pressing force that human equidirectional received, and the range of application is comparatively extensive, simple structure, and it is convenient to detect to can reduce pressure sensor use quantity, reduce and detect the cost.
Description
Technical Field
The application belongs to the technical field of cardio-pulmonary resuscitation machines, and particularly relates to a cardio-pulmonary resuscitation machine calibration device.
Background
The cardiopulmonary resuscitator is a device for performing life support operations such as artificial respiration and chest compression to achieve cardiopulmonary resuscitation by using machinery instead of human power, and is also commonly referred to as a cardiopulmonary resuscitator and a cardiopulmonary resuscitator. Cardiopulmonary resuscitation enables artificial respiration and chest compressions, providing high levels of uninterrupted artificial compression circulation and ventilatory support. The principle of the cardiopulmonary resuscitator is that a piston reciprocates to realize uninterrupted extrusion on the thorax of a patient, and gap ventilation is assisted. The cardiopulmonary resuscitation machine can be divided into an electric resuscitation machine and a pneumatic resuscitation machine, and generally comprises a back plate, an arm column, a piston, a mask, a pipeline, a circuit control part and the like. The types of resuscitators are increasing according to different adaptive occasions. At present, common resuscitators include C-arm resuscitators and bandaged resuscitators; the latter uses a bandage to secure the resuscitator outside the patient's chest, yet still allows compression during movement and transport, such as during patient transport and in an ambulance.
Whether the compression depth, frequency and pressure of the cardiopulmonary resuscitation machine are qualified or not needs to be regularly detected in the long-time use process, and damage to parts such as human rib bones and the like in the use process is avoided, so that the detection of mechanical indexes such as pressure, distance, acceleration and the like in the working process of the cardiopulmonary resuscitation machine is of great significance.
The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a cardiopulmonary resuscitation machine calibrating device realizes detecting the cardiopulmonary resuscitation machine's of different grade type performance, is favorable to adjusting the cardiopulmonary resuscitation machine and corrects, avoids the emergence of medical accident.
In order to solve the above problem, the utility model provides a cardiopulmonary resuscitation machine calibrating device, include: the human body air bag comprises a chest part, and a hollow deformation space is arranged inside the chest part; monitoring mechanism, monitoring mechanism include a plurality of dowel bars and load spare, and monitoring mechanism arranges the deformation space in, and the dowel bar both ends link to each other with the inside wall and the load spare of thorax portion respectively, and load spare internally mounted has pressure sensor, and a plurality of dowel bars evenly arrange on the vertical direction of load spare.
Furthermore, the force bearing part is arranged in the center of the deformation space, and the plurality of dowel bars are annularly arranged along the force bearing part.
Furthermore, the dowel bar is a telescopic rod.
Furthermore, the one end that the dowel bar kept away from the force bearing piece is provided with the backup pad, and backup pad one side supports and leans on in the inside wall of thorax portion.
Further, the monitoring mechanism further comprises a displacement sensor.
Furthermore, the displacement sensor is a magnetostrictive displacement sensor, the magnetostrictive displacement sensor comprises a movable magnetic ring and a sensor body, the sensor body is vertically arranged, the movable magnetic ring is sleeved on the sensor body, and the dowel bar is connected with the movable magnetic ring to drive the movable magnetic ring to move up and down along the sensor body.
Furthermore, the bearing part is an elastic bearing ball, and the pressure sensor is arranged in the elastic bearing ball.
Furthermore, the monitoring device also comprises a data processing mechanism and a display mechanism, wherein the monitoring mechanism is electrically connected with the data processing mechanism, and the data processing mechanism is connected with the display mechanism.
Furthermore, a protection support piece is arranged in the chest part, the protection support piece is vertically arranged, and the top end or the bottom end of the protection support piece is connected with the inner wall of the human air bag.
Further, the protective support is a support spring.
The beneficial effects of the utility model reside in that, when simulation rescue, cardiopulmonary resuscitation machine work transmits pressure for the dowel steel through human gasbag on, the last dowel steel of equidirectional not is common with pressure transfer on the load spare in the deformation space, pressure sensor in the load spare detects out the pressing force that human equidirectional received, make this device not only can detect C type arm-type resuscitator at the pressure of during operation to the human body, but also be applicable to bandage formula resuscitator or other types cardiopulmonary resuscitation machine, the range of application is comparatively extensive, moreover, the steam generator is simple in structure, it is convenient to detect, and can reduce pressure sensor use quantity, reduce the detection cost.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation of the invention. In the drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a sectional structural view of the human body airbag in the embodiment shown in fig. 1.
Fig. 3 is a schematic partial structure diagram according to an embodiment of the present invention.
Wherein, 10, human air sac; 101. a thoracic cavity part; 102. a deformation space; 20. a dowel bar; 30. a force bearing member; 40. a support plate; 501. a movable magnetic ring; 502. a sensor body; 60. and protecting the support member.
Detailed Description
In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.
In addition, in the description of the present invention, it is to be understood that the terms "top," "bottom," "inner," "outer," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In the present invention, as shown in fig. 1-3, there is provided a calibration device for a cardiopulmonary resuscitation machine, comprising: the human body air bag 10 comprises a chest part 101, wherein a hollow deformation space 102 is arranged inside the chest part 101; the monitoring mechanism comprises a plurality of dowel bars 20 and a force bearing piece 30, the monitoring mechanism is arranged in a deformation space 102, two ends of the dowel bars 20 are respectively connected with the inner side wall of a chest part 101 and the force bearing piece 30, a pressure sensor is arranged in the force bearing piece 30, and the plurality of dowel bars 20 are uniformly distributed in the vertical direction of the force bearing piece 30.
The human body air bag 10 is used for simulating the human body condition, the human body air bag 10 is horizontally arranged, the cardiopulmonary resuscitation machine is arranged in the chest part 101 of the human body air bag 10, the monitoring mechanism is arranged in a deformation space 102 inside the human body air bag 10 in advance, one end of a force transmission rod 20 in the monitoring mechanism is connected with the inner wall of the human body air bag 10, the force acting on the human body air bag 10 when the cardiopulmonary resuscitation machine is pressed is transmitted to the force bearing member 30, a pressure sensor in the force bearing member 30 measures the pressure value, the pressure value is used for judging the pressure applied to the human body of a patient by the cardiopulmonary resuscitation machine in the rescue process, and whether the pressure value can cause damage to the human body is further judged, so that the subsequent correction and maintenance of the cardiopulmonary resuscitation machine are facilitated.
The cardiopulmonary resuscitation modes of different types, such as a point-type compression cardiopulmonary resuscitation machine, a load-distributed compression cardiopulmonary resuscitation machine and a 3D compression-type cardiopulmonary resuscitation machine, change along with the progress of science and technology, the stress points of the chest of a human body are from the center above the chest to the upper part of the chest and then to a full-chest-wrapped three-dimensional compression mode, and the stress points of the chest of the human body are not limited to a certain position, so that the stress rods 20 in the monitoring mechanism are not limited to a certain point but are provided with a plurality of stress rods 20 and are uniformly distributed along the outer side of the bearing member 30 on a certain vertical plane of the bearing member 30, so that when the device is used for detecting different types of cardiopulmonary resuscitation machines, the stress conditions of different positions of the human body air bag 10 can be transmitted to the bearing member 30 by the stress rods 20, and the bearing member 30 can more accurately reflect the stress conditions of all parts of the human body.
The utility model discloses a monitoring mechanism who sets up in human gasbag 10 detects the pressure size that the during operation cardiopulmonary resuscitation machine applyed to the human body, and pressure sensor gathers and transmits pressure, and people can judge the operating condition of cardiopulmonary resuscitation machine according to the size of pressure value, in time maintains or changes cardiopulmonary resuscitation machine, avoids appearing the medical accident. In addition, this device not only is applicable to the cardiopulmonary resuscitation machine of single type, the even dowel steel 20 that sets up can transmit the pressure that receives of human gasbag 10 different positions department for pressure sensor, make the more accurate operational aspect of the cardiopulmonary resuscitation machine of reflection different grade type of testing result, accommodation is more extensive, and can only in the inside one or two pressure sensor that sets up of force bearing piece 30 can, need not to set up a plurality of pressure sensor on human gasbag 10 different positions, reduce the manufacturing cost of this device.
It should be further explained that the force bearing member 30 is disposed in the center of the deformation space 102, the plurality of force transfer rods 20 are radially and annularly arranged along the force bearing member 30, the force transfer rods 20 are telescopic rods, a support plate 40 is disposed at one end of the force transfer rod 20 away from the force bearing member 30, and one side of the support plate 40 abuts against the inner side wall of the chest portion 101. In order to ensure that the pressure sensor in the force bearing part 30 is stressed uniformly and has a real value, the force bearing part 30 is arranged at the center of the deformation space 102 and is at least provided with four force transmission rods 20, and the force transmission rods 20 contract and move in a reciprocating manner along with the size change of the chest when the cardiopulmonary resuscitation machine is installed, so that the force transmission rods 20 are prevented from being bent or damaged.
One end that dowel bar 20 is close to human gasbag 10 is provided with backup pad 40, backup pad 40 can enlarge the atress area of dowel bar 20, make the better transmission of the pressure that receives on the human gasbag 10 for load piece 30, also play the guard action to load piece 30 and dowel bar 20, the one end that dowel bar 20 is close to load piece 30 is connected with a butt piece, butt piece both sides are provided with the limiting plate, limiting plate length direction reciprocating motion can be followed to the butt piece, butt piece bottom butt is transmitted the pressure that the thorax was received for load piece at load piece 30 upper segment.
The force bearing part 30 is at least vertically and upwards, the stress in the left and right directions is transferred to the pressure sensors, and the pressure sensors transfer the detected pressure values, wherein, preferably, one of the four force transfer rods 20 is vertically upwards, so that the pressure received at the center of the thoracic cavity in the pressing process can be more accurately transferred, in order to distinguish the stress conditions of different positions of the force bearing part 30, an upper pressure sensor and a lower pressure sensor can be arranged inside the force bearing part 30, the pressure sensors above the force bearing part can receive the main extrusion action of the cardiopulmonary resuscitator, the pressure sensors below the force bearing part can reflect the pressure values at two sides of the thoracic cavity of the human air bag 10, so that the detection result is more precise, the value of the reaction pressure is more accurate, and a detector can perform maintenance and adjustment in different areas according to the condition that whether the pressure values at different positions accord with the standard or not.
In addition, in the present invention, the pressure sensor may also be an annular pressure sensor, so that the pressure inside the force bearing member 30 can be measured only by a single annular pressure sensor.
As a preferred embodiment, the monitoring mechanism further includes a displacement sensor for detecting the pressing depth of the cardiopulmonary resuscitation machine on the human body air bag 10 during operation, and more specifically, the displacement sensor is a magnetostrictive displacement sensor, the magnetostrictive displacement sensor includes a movable magnetic ring 501 and a sensor body 502, the sensor body 502 is vertically arranged, the movable magnetic ring 501 is sleeved on the sensor body 502, and the dowel bar 20 is connected with the movable magnetic ring 501 to drive the movable magnetic ring 501 to move up and down along the sensor body 502. The sensor body 502 includes a measurement sensing element made of ferromagnetic material, the measurement sensing element is vertically disposed, the movable magnetic ring 501 is a movable permanent magnet, the movable magnetic ring 501 is sleeved on the measurement sensing element and is not in direct contact with the measurement sensing element, and the absolute position of the movable magnetic ring 501 is measured through a magnetostriction phenomenon to measure the moving distance of the dowel bar 20 to the inside of the deformation space 102.
During measurement, a connecting structure is arranged between the movable magnetic ring 501 and the dowel bar 20, the dowel bar 20 drives the movable magnetic ring 501 to move up and down when moving in the deformation space 102, so that the descending amplitude of the thoracic cavity is measured, in the detection process needing to move up and down in a reciprocating mode, a magnetostrictive displacement sensor is selected to respond quickly, the movable magnetic ring 501 is not in contact with a measurement sensing element, abrasion is avoided, and the displacement measurement result is more accurate.
It should be noted that, in order to protect the pressure sensor and avoid the damage caused by irregular extrusion of the dowel bar 20, the force-bearing member 30 is an elastic force-bearing ball, the pressure sensor is arranged inside the elastic force-bearing ball, and when the dowel bar 20 is deformed by inward contraction, the force-bearing member 30 can deform inward in a concave manner, so as to play a certain role in buffering.
More specifically, the monitoring device further comprises a data processing mechanism and a display mechanism, wherein the monitoring mechanism is electrically connected with the data processing mechanism, and the data processing mechanism is connected with the display mechanism. The pressure sensor and the displacement sensor are electrically connected with the data processing mechanism, the data processing mechanism can select a PLC (programmable logic controller) processor, pressure data transmitted by the pressure sensor is analyzed and processed, an initial pressure value is subtracted, a certain error value is set, the pressure value applied to the thoracic cavity of a human body is comprehensively analyzed and processed, the numerical value is transmitted to a display mechanism such as a display screen, and similarly, the moving distance transmitted by the displacement sensor is processed.
The frequency for the cardiopulmonary resuscitation machine may be calculated by averaging the time between the maximum and minimum pressure values, or by other counting mechanisms, and is not limited to one embodiment.
Preferably, a protection support member 60 is arranged in the chest part 101, the protection support member 60 is vertically arranged, the top end or the bottom end of the protection support member 60 is connected with the inner wall of the human body air bag 10, the protection support member 60 is a support spring, in order to avoid that the monitoring mechanism is crushed due to sudden application of a large pressure to the cardiopulmonary resuscitation machine, the protection support member 60 is arranged in the chest part 101, in some embodiments, the support spring can be selected, only one end of the support spring is fixed on the inner wall of the chest of the human body air bag 10, when the chest is contracted to a certain distance, the other end of the support spring is abutted against the inner wall of the chest on the upper side or the lower side, of course, a pressure sensor can be installed on the support spring, when the support spring is pressed, the pressure sensor monitors the pressure and transmits the pressure to a display mechanism or an alarm, so as to prompt people to timely release the cardiopulmonary resuscitation machine, and avoid damage to the inner mechanism of the device.
The utility model can be realized by adopting or using the prior art for reference in places which are not mentioned in the specification.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above are merely examples of the present invention, and are not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (10)
1. A cardiopulmonary resuscitation machine calibration device, comprising:
the human body air bag comprises a chest part, and a hollow deformation space is arranged in the chest part;
monitoring mechanism, monitoring mechanism includes a plurality of dowel bars and load spare, monitoring mechanism arranges in the deformation space, dowel bar both ends respectively with the inside wall of chest portion with the load spare links to each other, load spare internally mounted has pressure sensor, and is a plurality of the dowel bar is followed evenly arrange in the vertical direction of load spare.
2. The cardiopulmonary resuscitation machine calibration device of claim 1, wherein the force bearing member is disposed at a center of the deformation space, and the plurality of dowel bars are arranged annularly along the force bearing member.
3. The cardiopulmonary resuscitation machine calibration device of claim 1, wherein the dowel is a telescoping rod.
4. The cardiopulmonary resuscitation machine calibration device of claim 1, wherein a support plate is disposed at an end of the dowel bar away from the force bearing member, and one side of the support plate abuts against an inner side wall of the thoracic cavity.
5. The cardiopulmonary resuscitation machine calibration device of claim 1, wherein the monitoring mechanism further comprises a displacement sensor.
6. The calibrating device for cardiopulmonary resuscitation machine according to claim 5, wherein the displacement sensor is a magnetostrictive displacement sensor, the magnetostrictive displacement sensor comprises a movable magnetic ring and a sensor body, the sensor body is vertically disposed, the movable magnetic ring is sleeved on the sensor body, and the dowel bar is connected with the movable magnetic ring to drive the movable magnetic ring to move up and down along the sensor body.
7. The cardiopulmonary resuscitation machine calibration device of claim 1, wherein the force bearing member is an elastic force bearing ball, and the pressure sensor is disposed inside the elastic force bearing ball.
8. The cardiopulmonary resuscitation machine calibration device of any one of claims 1-7, further comprising a data processing mechanism and a display mechanism, the monitoring mechanism being electrically connected to the data processing mechanism and the data processing mechanism being connected to the display mechanism.
9. The cardiopulmonary resuscitation machine calibration device of claim 1, wherein a protective support is disposed within the thoracic cavity portion, the protective support is vertically disposed and a top end or a bottom end of the protective support is connected to the inner wall of the human body air bag.
10. The cardiopulmonary resuscitation machine calibration device of claim 9, wherein the protective support is a support spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221350707.1U CN218451737U (en) | 2022-05-31 | 2022-05-31 | Calibrating device of cardio-pulmonary resuscitation machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221350707.1U CN218451737U (en) | 2022-05-31 | 2022-05-31 | Calibrating device of cardio-pulmonary resuscitation machine |
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| CN218451737U true CN218451737U (en) | 2023-02-07 |
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| CN202221350707.1U Active CN218451737U (en) | 2022-05-31 | 2022-05-31 | Calibrating device of cardio-pulmonary resuscitation machine |
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