CN211375982U - External cardiac compression training device - Google Patents
External cardiac compression training device Download PDFInfo
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- CN211375982U CN211375982U CN201922038885.5U CN201922038885U CN211375982U CN 211375982 U CN211375982 U CN 211375982U CN 201922038885 U CN201922038885 U CN 201922038885U CN 211375982 U CN211375982 U CN 211375982U
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Abstract
The utility model provides a heart external chest compression training device, aiming at the defects that the hand feeling is greatly different from the external chest compression of a real human body and the training effect can not be achieved when the external chest compression training device is adopted for external chest compression training in the prior art, the device comprises a frame body, a supporting plate and a resetting mechanism of the supporting plate; the reset mechanism comprises a slide rail, a slide block, a reset piece and a connecting rod, wherein one end of the slide rail is fixedly arranged on the front supporting seat, the other end of the slide rail is arranged on the rear supporting seat, the slide block is arranged on the slide rail in a sliding manner, one end of the supporting plate is hinged or rotatably connected with the frame body, the other end of the supporting plate is hinged or rotatably connected with the upper end of the connecting rod, the lower end of the connecting rod is hinged and connected with the slide block, the slide block is blocked by the reset piece to move when the supporting plate is pressed; the hand feeling experience and the return curve are arc-shaped movement routes during pressing, so that the hand feeling consistency is good when the real human body is pressed, and the trainee can obtain better teaching training experience.
Description
Technical Field
The utility model relates to a heart chest presses trainer outward.
Background
Chest compression is the compression of the heart between the sternum and the spine, so that the left ventricle and the right ventricle are compressed to pump blood; after relaxing and pressing, the ventricle relaxes, blood goes back to the heart, the life of the sudden death is saved, but if the wrong chest pressing method is adopted, the effect of saving people cannot be achieved, but the condition of the patient can be aggravated, so the correct chest pressing skill is especially important to learn, in the prior art, a simple pressing training device shown in figure 3 is adopted for teaching chest pressing, the simple pressing training device comprises a pressing plate 1, a spring support 2, a pressure spring 3 and a seat body 4, a groove 5 is arranged on the seat body 4, the support 2 is arranged above the groove 5, the pressure spring 3 is arranged between the seat body and the pressure plate and is sleeved on the support 2, when the pressure plate is pressed downwards by force, the pressure spring is compressed, the pressure plate drives the support to move towards the groove, when the pressure is removed, the pressure spring resets to drive the pressure plate to lift and reset, the chest pressing training device adopting the structure carries out chest pressing training, because the pressing action is carried out vertically, the curve-shaped movement route is adopted when the human body is pressed outside the chest, so that the difference between the pressing training and the real hand feeling is larger, the cardio-pulmonary resuscitation training cannot achieve the real training, and the cardio-pulmonary resuscitation training can mislead the trainee.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a training device is pressed outward to the heart to adopting prior art chest to press down when training device carries out the chest and press down the training outward with real human chest and press down the difference of feeling great, can not reach the not enough of training effect, provides a training device is pressed outward to the heart.
The utility model aims at realizing through the following technical scheme:
a heart chest compression training device comprises a frame body, a supporting plate and a resetting mechanism of the supporting plate; the reset mechanism comprises a slide rail, a slide block, a reset piece and a connecting rod, wherein one end of the slide rail is fixedly arranged on the front supporting seat, the other end of the slide rail is arranged on the rear supporting seat, the slide block is arranged on the slide rail in a sliding manner, one end of the supporting plate is hinged or rotatably connected with the frame body, the other end of the supporting plate is hinged or rotatably connected with the upper end of the connecting rod, the lower end of the connecting rod is hinged and connected with the slide block, the reset piece blocks the slide block to move along the slide rail when the supporting plate is pressed, and the reset piece drives the;
the reset piece is a spring, and the spring is arranged between the sliding block and the front supporting seat or between the sliding block and the rear supporting seat;
or the reset piece is an elastic rope, one end of the reset piece is connected with the sliding block, and the other end of the reset piece is connected with the rear supporting seat, or one end of the reset piece is connected with the sliding block, and the other end of the reset piece is connected with the front supporting seat;
the frame body comprises a sternum supporting seat and a bottom plate, wherein a front supporting seat and a rear supporting seat are fixedly arranged on the bottom plate, the sternum supporting seat and a supporting plate of the front supporting seat are both positioned at the front end of the bottom plate, and the front end of the supporting plate is hinged with the sternum supporting seat;
the device also comprises a device for measuring the pressing depth and the pressing frequency, the measuring device is used for measuring the moving distance and the reciprocating frequency of the sliding block on the sliding rail, the measuring device is electrically connected with the data processing device, the data processing device calculates the pressing depth according to the obtained moving distance of the sliding block, and the frequency of pressing the heart is recorded according to the obtained reciprocating frequency of the sliding block;
the measuring device is a grating and comprises a grating ruler and a photoelectric switch, the grating ruler is fixedly arranged on any one side of the sliding block, the photoelectric switch is arranged on the bottom plate and corresponds to the grating ruler in position, and the photoelectric switch is electrically connected with the data processing device;
the grating is provided with two photoelectric switches, and the data processing device judges the displacement direction of the supporting plate according to the time difference of the two photoelectric switches when the grating ruler moves;
the spring is an incremental spring.
Adopt the utility model provides a heart chest presses trainer outward, because the front end of layer board is articulated mutually with the upper portion of support body, make layer board tilt up or downward sloping or keep the level, when pushing down the layer board hard downwards, the layer board rotates around the axle one, and support by the spring, what consequently trained feels when pressing human chest is experienced is the motion route of arc shape, consequently feel and feel when pressing real human good mutually the uniformity, when withdrawing from the holding down force to the layer board, make the layer board reply to the normal position under canceling release mechanism's effect, this in-process because the return stroke also is curved, consequently with the real route looks uniformity that upwards resumes of chest when pressing, consequently adopt this device to press the training outward, and the difference of feeling when implementing real chest and pressing is smaller, the trainee can obtain better teaching training experience.
Drawings
Fig. 1 is a schematic structural diagram of a cardiac chest compression training device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of the embodiment of the present invention illustrating grating-based compression depth measurement;
fig. 3 is a schematic structural diagram of a prior art external chest compression training device.
Description of the reference numerals
1-pressing a plate; 2-supporting by a spring; 3, pressing a spring; 4-a seat body; 5-a groove;
100-frame body; 101-sternum support base; 102-a backplane;
200-a pallet; 201-axis one;
300-a reset mechanism; 301-front support; 302-rear support base; 303-a slide rail; 304-a slider; 305-a connecting rod; 306-axis two; 307-Axis three; 308-a reset piece;
400-a measuring device; 401-grating ruler; 402-opto-electronic switch.
Detailed Description
The invention will be further described with reference to specific embodiments:
as shown in fig. 1 to fig. 2, the external cardiac compression training device according to an embodiment of the present invention includes: a support seat, a supporting plate 200 and a reset mechanism 300; the pallet 200 is a force-receiving plate that receives a press, and the reset mechanism resets the pressed pallet and is supported by the support base. The reset mechanism comprises a slide rail 303, a slide block 304, a reset piece 308 and a connecting rod 305, the slide block is connected with the slide rod in a sliding manner, one end of the slide rail is fixedly arranged on the rear supporting seat 302, the other end of the slide rail is fixedly arranged on the front supporting seat 301, one end of the supporting plate is hinged or rotatably connected on the frame body, the other end of the supporting plate is hinged or rotatably connected with the upper end of the connecting rod 305, and the lower end of the connecting rod 305 is hinged or rotatably connected with.
The reset piece can be a compression spring, a tension spring and also can be an elastic rope. When the piece that resets is compression spring the suit sets up on the slide rail, and compression spring sets up between front supporting seat and slider, and when the piece that resets is tension spring or stretch cord, tension spring or stretch cord set up between rear supporting seat and slider, one end fixed connection slider, other end fixed connection rear support seat, and the contained angle between layer board and connecting rod is less than 90 degrees.
For convenience of movement and installation, the reduction mechanism is disposed on the frame body 100, so that the whole external chest compression device of the heart is formed as a whole. The preferred frame body 100 comprises two sternum supporting seats 101 arranged vertically in parallel and a bottom plate 102 arranged horizontally, the bottom plate 102 is used for fixedly arranging the sternum supporting seats 101 and a resetting mechanism 300, the two sternum supporting seats 101 are respectively arranged at two sides of the front end of the bottom plate 102, the resetting mechanism is fixedly arranged on the bottom plate 102 through a front supporting seat and a rear supporting seat, the front supporting seat is arranged at the front end of the bottom plate, the supporting plate 200 is hinged with the tops of the two sternum supporting seats 101 through the front end of the supporting plate, and the rear end of the supporting plate is hinged with the upper end of the connecting. The supporting plate 200 is hinged with the two sternum supporting seats 101 through a shaft 201, and the supporting plate 200 can be horizontally arranged or arranged upwards or downwards. Enough movement space is reserved for the downward pressing of the supporting plate 200, the front end of the supporting plate 200 is rotatably connected or hinged with the upper end of the frame body 100, so that the supporting plate 200 can rotate around a first shaft 201, and the supporting plate can be inclined upwards or downwards or positioned in a horizontal position; reset mechanism 300 sets up on support body 100 and links to each other with layer board 200, be used for resumeing the layer board 200 of downward sloping to the position before the pressurized because of receiving the pressing force, adopt the utility model discloses the heart chest of structure presses training device when pressing the training, because the layer board is connected with the upper end of connecting rod, the lower extreme and the slider of connecting rod are connected, the slider can slide on the slide rail and extrude or the pulling piece that resets when consequently pressing the layer board, make the piece that resets compressed or extension and accumulated energy, when stopping to press, slider reverse movement under the effect that resets of resetting, drive the pull rod motion, make the layer board reply the normal position, consequently the accessible presses the layer board simulation to pressing of human chest, the seesaw motion and the chest seesaw motion of layer board are similar, realize pressing the training outside the heart chest.
For compactness, the front support 301 is disposed on the upper portion of the base plate 102 between the sternum supports 101.
The following description will be made by taking an example in which the included angle between the link and the support plate is smaller than 90 degrees and the return member is a compression spring. During training, the supporting plate is pressed, when the supporting plate 200 is pressed downwards, the rear end of the supporting plate 200 moves downwards, the supporting plate 200 drives the connecting rod 305 to move, the upper end of the connecting rod 305 is hinged with the supporting plate 200 through the second shaft 306, the lower end of the connecting rod 305 is hinged with the sliding block 304 through the third shaft 307, the sliding block 304 is pushed by the connecting rod 305 to move towards the front end direction of the bottom plate 102 along the sliding rail 303 under the action of the lower pressure, after the pressure applied to the supporting plate 200 disappears, the sliding block 304 moves towards the rear end of the bottom plate 102 along the sliding rail 303 under the action of the resetting piece 308, the sliding block 304 is restored to the original position, the sliding block 304 pushes the connecting rod 305 to restore the supporting plate 200 to the initial position. Adopt the utility model discloses the device of structure simple structure, with low costs to convenient operation, the study chest that can be quick presses the technique outward, and the piece 308 that resets is on the slide rail 303 is located to the spring cover best when the spring, and, the both ends of spring respectively with slider 304 and preceding supporting seat 301 looks butt or fixed connection, the low and long service life of low in production cost of spring. The spring is preferably an increasing spring, so that the change of force during pressing can be simulated, the resistance of the pressing device is increased along with the increase of the pressing force, and the hand feeling under different resistances can be simulated more truly.
When the reset piece is an elastic rope or a tension spring, one end of the elastic rope or the tension spring is connected with the sliding block, the other end of the elastic rope or the tension spring is connected with the rear supporting seat 302, and at the moment, the included angle between the pull rod 305 and the supporting plate 200 is smaller than 90 degrees, so that the sliding block moves towards the front supporting seat when the supporting plate 200 is pressed, the sliding block is applied with a pulling force by the elastic rope or the tension spring, and when the pressing is loosened, the sliding block resets under the pulling force action of the tension spring or the elastic.
As shown in fig. 1 and 2, in order to understand the depth and frequency of the compressions in time, the external chest compression apparatus further includes a measuring device 400, and the measuring device 400 is connected with the data processing device for calculating the depth and frequency of the compressions. The preferred measuring device 400 adopts a grating, a grating ruler 401 is connected with a sliding block 304, an optoelectronic switch 402 matched with the grating ruler 401 is arranged on a bottom plate 102, the optoelectronic switch 402 is electrically connected with a data processing device, when the measuring device is pressed, a supporting plate moves downwards to drive the sliding block to slide, the sliding block drives the grating ruler to move, the optoelectronic switch identifies the number of teeth moved by the grating ruler, when one tooth grating moves, one level change is generated and a level change signal is sent to the data processing device, the data processing device calculates the downward displacement, namely the descending height of the supporting plate according to the number of teeth moved by the grating ruler, so as to calculate the pressing depth, the passing frequency of the grating ruler is sensed by the optoelectronic switch to record the pressing frequency, therefore, the moving distance and the reciprocating frequency of the sliding block 304 can be calculated by the matching of the grating ruler 401 and the optoelectronic switch 402, and the result is sent to the data processing device, the chest compression depth is known, and whether the operation is correct or not is judged. The data processing device may be a computer, or may be other terminal equipment with information processing, such as a mobile phone, a tablet, and the like, and in this embodiment, the single chip microcomputer is used for data processing, for example, a single chip microcomputer of the STM32F103RET6 model is used for data processing. The photoelectric switch is connected with the input end signal of the singlechip, and the ST280 grating is preferably selected as the grating. In order to identify the moving direction of the supporting plate, 2 paths of photoelectric switches are integrated in the st280 grating, the two paths of photoelectric switches are connected with a single chip microcomputer in a signal mode, and the moving direction of the supporting plate is judged according to the time difference of the two photoelectric switches when the grating ruler moves.
Claims (8)
1. The heart extrathoracic compression training device is characterized by comprising a frame body, a supporting plate (200) and a resetting mechanism (300) of the supporting plate; reset mechanism (300) include slide rail, slider, reset and connecting rod, and the one end of slide rail is fixed to be set up in the front on the supporting seat, and the other end sets up on the supporting seat of back, and the slider slides and sets up on the slide rail, the one end of layer board is articulated with the support body or is rotated and be connected, and the articulated upper end of connecting rod that or rotates of the other end, the articulated link block of lower extreme of connecting rod hinder the slider to move along the slide rail by the piece that resets when exerting pressure to the layer board, drive the slider through self tension or pulling force by the piece that resets when giving up exerting pressure and.
2. The device according to claim 1, wherein the return element is a spring disposed between the slider and the front support base or between the slider and the rear support base.
3. The device for training chest compressions of the heart of claim 1, wherein either said return member is an elastic cord having one end attached to the slider and one end attached to the rear support base or one end attached to the slider and one end attached to the front support base.
4. The cardiac chest compression training device as claimed in claim 1, wherein the frame body comprises a sternum support base (101) and a base plate (102), wherein the front support base and the rear support base are fixedly arranged on the base plate, the sternum support base and the front support base supporting plate (200) are both arranged at the front end of the base plate, and the front end of the supporting plate is hinged with the sternum support base.
5. The cardiac extrathoracic compression training device as set forth in claim 1 further comprising a compression depth and compression frequency measuring device, wherein the measuring device measures a moving distance and a reciprocating frequency of the slider on the rail, the measuring device (400) is electrically connected to the data processing device, the data processing device calculates the compression depth from the obtained moving distance of the slider, and records the frequency of the compressed heart from the obtained reciprocating frequency of the slider.
6. The cardiac extrathoracic compression training device as claimed in claim 5, wherein the measuring device (400) is a grating and comprises a grating ruler (401) and an optical switch (402), the grating ruler is fixedly arranged on any side of the sliding block (304), the optical switch (402) is arranged on the bottom plate (102) and corresponds to the position of the grating ruler (401), and the optical switch is electrically connected with the data processing device.
7. The device for training chest compression of heart as claimed in claim 6, wherein said grating is provided with two photoelectric switches, and said data processing device determines the displacement direction of said supporting plate according to the time difference between the two photoelectric switches passed by said grating ruler during movement.
8. The cardiac chest compression training device of claim 2, wherein the spring is an incremental spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922038885.5U CN211375982U (en) | 2019-11-22 | 2019-11-22 | External cardiac compression training device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922038885.5U CN211375982U (en) | 2019-11-22 | 2019-11-22 | External cardiac compression training device |
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| CN211375982U true CN211375982U (en) | 2020-08-28 |
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| CN201922038885.5U Active CN211375982U (en) | 2019-11-22 | 2019-11-22 | External cardiac compression training device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112652220A (en) * | 2020-12-22 | 2021-04-13 | 苏州尚领医疗科技有限公司 | Simulation people cardiopulmonary resuscitation presses depth measuring mechanism |
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2019
- 2019-11-22 CN CN201922038885.5U patent/CN211375982U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112652220A (en) * | 2020-12-22 | 2021-04-13 | 苏州尚领医疗科技有限公司 | Simulation people cardiopulmonary resuscitation presses depth measuring mechanism |
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