Electrocardio automatic triggering type myocardial trauma impact device

Abstract

The utility model provides an electrocardio automatic triggering type myocardial trauma impact device which comprises an impactor and a driver, and the driver is electrically connected with the impactor. The impactor comprises a front mounting seat, a rear mounting seat, two guide rails arranged in parallel, a magnet, a magnetizer, an impact structure and a buffer structure; the driver comprises an electrocardio wire hole, an access line hole, an output line hole and a force adjusting knob. The impactor adopts an electromagnetic driving principle, and can quickly push the impact module to generate impact force at the moment of electrification, so that the target is impacted. The driver is communicated with an external power supply, can store energy, and can rapidly discharge electricity to drive the impactor when percussion is needed; the energy adjusting module can adjust the magnitude of stored energy and change energy released during discharging, so that the impact strength is adjusted according to needs, and the clinical injury degree is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to myocardial trauma treatment technical field especially to a kind of myocardial trauma impact device of electrocardio automatic trigger type. BACKGROUND

[0002] When traffic accident occurs, chest trauma is very common, heart region is injured, and myocardial injury is caused, which is very deadly, and is easy to hide, and is not easy to find. In order to better study the qualitative and treatment method of myocardial trauma, myocardial trauma specimen needs to be artificially made, the specimen is checked and rescued, the related mechanism and treatment method are understood, the relevant experience is obtained, the effective treatment of human myocardial contusion can be realized.

[0003] Heart has the characteristics of rhythmic beat, and the general impact device is difficult to produce relatively consistent trauma due to the continuous beating of heart. If relatively consistent trauma is to be achieved, the heart beat phase must be selected immediately after the impact in the cycle of heart beat. The impact device of mechanical trigger, such as spring type and pneumatic type, cannot select the impact time according to the electrocardio cycle, and is difficult to grasp the impact opportunity due to the delay of easy jamming and other delays, and cannot make myocardial contusion cases with relatively consistent trauma. Therefore, the device for making myocardial contusion cases with relatively consistent trauma is needed in the field. CONTENT OF UTILITY MODEL

[0004] The utility model provides a kind of device for making myocardial contusion cases with relatively consistent trauma in view of the deficiency of prior art.

[0005] The utility model provides a kind of ECG automatic trigger type myocardial trauma impact device, comprising: impactor and driver, the driver is electrically connected with the impactor;The impactor includes front mounting seat, rear mounting seat, two parallelly arranged guide rails, magnet, magnetically permeable body, impact structure and buffer structure;The front mounting seat and rear mounting seat are connected respectively at the both ends of the two parallelly arranged guide rails, the impact structure is slidably connected between the two parallelly arranged guide rails, magnetically permeable body and magnet are sequentially arranged from inside to outside on the both sides of the two guide rails, the end of the guide rail is provided with electrode terminal stud, the buffer structure is arranged in the inside of the front mounting seat, the front mounting seat has the opening matched with the size of the impact structure;The impact structure includes sequentially connected driving body, connecting column and impact head, the driving body is electrically connected with the guide rail, the buffer structure is arranged in the inside of the front mounting seat, the buffer structure is in abutment with the driving body, the front mounting seat has the opening matched with the size of the impact head, the impact head passes through the buffer structure and the opening and impacts outwardly;The driver has rectifier circuit, voltage regulating circuit, energy storage capacitor, electrocardiogram acquisition circuit, electrocardiogram pattern recognition circuit, and further includes electrocardiogram lead hole, access line hole, output line hole, force adjustment knob;The electrocardiogram lead hole accesses electrocardiogram, and is connected with the electrocardiogram acquisition circuit and electrocardiogram pattern recognition circuit;The access line hole is connected with power supply, and is connected with the rectifier circuit;The output line hole is connected with the connecting column;The force adjustment knob is connected with the voltage regulating circuit and energy storage capacitor to control the energy size that the output line hole outputs to the impactor.

[0006] Further, the impactor further includes a shell, the shell surrounds the outside of the guide rail and the magnet.

[0007] Further, the impactor further includes a handle, the handle is connected to the lower side of the shell.

[0008] Further, the handle has two front and back.

[0009] Further, a start switch is arranged on the handle, and the start switch is arranged between the output line hole and the connecting column.

[0010] Further, a trigger is arranged on the handle, and the trigger is movably clamped below the driving body.

[0011] Further, the terminal stud on the guide rail has two.

[0012] Further, the buffer structure comprises a buffer baffle, a buffer spring and a telescopic guide rod, the buffer baffle is connected to the inner side of the front mounting seat through the buffer spring, the telescopic guide rod is arranged in the buffer spring, the buffer baffle is provided with a through hole matched with the shape of the impact head, the telescopic structure composed of the telescopic guide rod and the buffer spring has three groups or more than three groups, and is uniformly distributed on the outer periphery of the through hole.

[0013] Further, the driver further comprises a power button and a power indicator lamp, the power button and the power indicator lamp are connected with the access line hole; further comprising a start button and a start indicator lamp, the start button and the start indicator lamp are connected with the energy storage capacitor.

[0014] Further, the driver further comprises an electrocardiogram display screen, and the electrocardiogram display screen is connected with the electrocardiogram acquisition circuit.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. The utility model is different from the common impact device, the device adopts electromagnetic drive, is different from spring, pneumatic and other mechanical type firing device, can realize instantaneous trigger, for the moving heart, can obtain ideal impact injury model.

[0017] 2. The impact device is in the starting state, after energy storage is completed, the trigger is pressed, and the electrocardiogram can be automatically triggered according to the pre-setting. The heart is in the relative static state in the diastolic phase and the systolic phase during the jumping process. Without the electrocardiogram trigger mode, the artificial control cannot obtain the impact injury of the phase, and the impact injury model made will be greatly deviated, and the experimental requirements cannot be met. The electromagnetic drive of the electrocardiogram automatic trigger combined with instantaneous firing can obtain the ideal experimental model.

[0018] 3. The force regulation knob is used to realize the adjustable energy storage mode, so that the impact energy can be adjusted according to the requirement, the impact force is controllable, and the requirements of different degrees of impact injury are met.

[0019] 4. The driver is provided with a start button, and the circuit in the driver works after starting. The impact device is provided with a start button, and the automatic trigger impact function can be started only by pressing the button, otherwise the machine is invalid. The design increases the practical reliability, and avoids the false triggering.

[0020] 5. The track wiring end adopts the redundant design, adopts double plug-in holes and double pressure line screws, avoids the defects of poor contact, easy short circuit and the like caused by the single wiring end and wiring hole design.

[0021] 6. The strong magnets are arranged in a matrix, and the number of strong magnets can be increased or decreased according to the impact force required, the impact force can be increased with the same energy storage by increasing the number of strong magnets, and the impact force can be smaller with the same energy storage by reducing the number of strong magnets.

[0022] 7. The impact head is connected with the connecting rod through threads, the impact head can be replaced according to the requirement, different injury specimen can be made, and the experimental requirement can be more easily met.

[0023] 8. The impact body can automatically return to the tail end of the impactor, without artificial pulling, and the complex structure is fixed, so that the practicality is more convenient and easy to operate.

[0024] 9. The external structure such as the shell and the handle is designed to be insulated, so as to avoid electric shock and cause personal injury.

[0025] 10. The front and rear mounting seats are directly insulated and connected with the guide rail and the magnet, and are connected in a jack type, without screws and other complex structures, so that the insulation design is more easily achieved, and the installation and maintenance are more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0026] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description. Obviously, the drawings described below are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0027] Figure 1 It is an external structure diagram of the impactor according to an embodiment of the present application.

[0028] Figure 2 It is an internal structure diagram of the impactor according to an embodiment of the present application.

[0029] Figure 3 It is a structure diagram of the buffer structure according to an embodiment of the present application.

[0030] Figure 4 It is a structure diagram of the driver according to an embodiment of the present application.

[0031] In the drawings, the following marks are:

[0032] 1: striker; 11: front mounting seat; 111: opening; 12: rear mounting seat; 13: guide rail; 131: electrode terminal post; 14: magnet; 15: magnetic conductor; 16: impact structure; 161: driving body; 162: connecting post; 163: impact head; 17: buffer structure; 171: buffer baffle; 172: buffer spring; 173: telescopic guide rod; 18: shell; 19: handle; 191: starting switch; 192: trigger; 2: driver; 21: ECG lead hole; 22: access line hole; 23: output line hole; 24: force adjustment knob; 25: power button; 26: starting button; 27: power indicator; 28: starting indicator; 29: ECG display screen. DETAILED DESCRIPTION

[0033] The technical solutions of the present application will be described below in conjunction with the embodiments, obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the present application.

[0034] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0035] In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise explicitly specified. In addition, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, or the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0036] The present invention provides an electrocardiogram (ECG) automatic triggering myocardial trauma impact device, comprising: an impactor 1 and a driver 2 connected to each other at a point; Figure 1 and Figure 2 As shown, the impactor 1 includes a front mounting seat 11, a rear mounting seat 12, two parallel guide rails 13, a magnet 14, a magnetic conductor 15, an impact structure 16 and a buffer structure 17; the front mounting seat 11 and the rear mounting seat 12 are respectively connected to the two ends of the two parallel guide rails 13, and the impact structure 16 can be slidably connected between the two parallel guide rails 13. The two sides of the two guide rails 13 are sequentially provided with magnetic conductors 15 and magnets 14 from the inside to the outside, and the ends of the guide rails 13 are provided with electrode terminals 131. The buffer structure 17 is arranged on the inner side of the front mounting seat 11, and the front mounting seat 11 has an opening 111 that matches the size of the impact structure 16.

[0037] The impact structure 16 includes a driver 161, a connecting column 162, and an impact head 163 connected in sequence. The driver 161 is electrically connected to the guide rail 13. The buffer structure 17 is arranged on the inner side of the front mounting seat 11. The buffer structure 17 and the driver 161 are abutted. The front mounting seat 11 has an opening 111 that matches the size of the impact head 163. The impact head 163 passes through the buffer structure 17 and the opening 111 to impact outward. The size of the impact head opening 111 is designed according to the size of the impact head 163. When a larger impact head 163 is required, a larger impact head opening 111 is required, and the distance between the guide rails 13 and the distance between the magnets 15 will also need to be increased. The impact structure 16 is used for the preparation of cardiac trauma. It does not require an overly large impact head 163. The opening 111 is designed to be 10×10 mm, which can basically meet the research work of cardiac trauma preparation.

[0038] like Figure 4 As shown, the driver 2 contains a rectifier circuit, a voltage regulating circuit, an energy storage capacitor, an electrocardiogram acquisition circuit, and an electrocardiogram pattern recognition circuit, and also includes an electrocardiogram wire hole 21, an access line hole 22, an output line hole 23, and a force adjustment knob 24; the electrocardiogram wire hole 21 is connected to the electrocardiogram and is connected to the electrocardiogram acquisition circuit and the electrocardiogram pattern recognition circuit; the access line hole 22 is connected to an external power supply and is connected to the rectifier circuit; the output line hole 23 is connected to the connecting column 162; the force adjustment knob 24 is connected to the voltage regulating circuit and the energy storage capacitor to control the energy output from the output line hole 23 to the impactor 1.

[0039] The utility model discloses different from common impact device, the device adopts electromagnetic drive, utilizes magnet 14 and magnetically permeable body 15 and forms strong magnetic field, and the drive body 161 is introduced into strong current. Different from spring, pneumatic etc. mechanical type firing device, can realize instantaneous completion trigger, for the heart of movement, can obtain the comparatively ideal impact injury model. Strong magnet 14 is arranged on the upper and lower two magnetically permeable bodies 15, and the number of strong magnet can adjust the size of last magnetic field, namely can adjust the impact strength of impactor, but this place is only adjusted in the installation stage, and the impact strength is adjusted when using the energy storage adjustment device.

[0040] The utility model discloses electrocardio trigger switch mode, impactor 1 is in the starting state, after the energy storage is finished, driver 2 can complete trigger according to the phase of pre-set electrocardiogram automatically. The heart is in the relative static state in the diastolic phase, systolic phase in the jumping process. Without electrocardio trigger mode, the impact injury of this phase cannot be obtained by artificial control, and the impact injury model made will be greatly deviated, and the experimental requirements cannot be reached. The electromagnetic drive of electrocardio automatic trigger combination instantaneous firing can obtain the ideal experimental model. The strength adjustment knob 24 is used to realize adjustable energy storage mode, so that the impact energy can be adjusted according to the needs, and the impact strength is controllable, and the requirements of different degrees of impact injury are met. Strong magnet magnet 14 adopts matrix type arrangement, can be increased or decreased according to the impact strength needs, increase the number of strong magnet, and the same energy storage can increase the impact strength, reduce the number of strong magnet, and the same energy storage can reduce the impact strength.

[0041] Preferably, the impactor 1 further comprises a shell 18, which surrounds the outside of the guide rail 13 and the magnet 14. The impactor 1 further comprises a handle 19 connected to the lower side of the shell 18. The handle 19 has two front and rear handles. The handle 19 is provided with a start switch 191, which is arranged between the output line hole 23 and the connecting column 162. The handle 19 is provided with a trigger 192, which is movably connected to the lower side of the drive body 161. The impactor 1 adopts a double handle 19 design, which can better grasp the position and strength of the impact. The impact start switch 191 on the upper handle is pressed before the impact is prepared, so that the impactor 1 is in the impact preparation state, and the impact position is aligned. After holding the impactor, the trigger 192 is pressed down, and the impactor 1 is automatically triggered under the electrocardiogram waveform and the drive of the driver 2. The driver 2 has a start button 26, which works after being started. The impactor 1 has a start switch 191, which can start the automatic trigger impact function when pressed. Otherwise, the trigger 192 is invalid. This design increases the practical reliability and avoids accidental triggering.

[0042] In an aspect of the embodiment of the utility model, the terminal post 131 on the guide rail 13 has two.

[0043] In an aspect of the embodiment of the utility model, as Figure 3 As shown in the figure, the buffer structure 17 includes a buffer baffle 171, a buffer spring 172 and a telescopic guide rod 173, the buffer baffle 171 is connected to the inner side of the front mounting seat 11 through the buffer spring 172, the telescopic guide rod 173 is arranged in the buffer spring 172, the buffer baffle 171 has a through hole matched with the shape of the impact head 163, the telescopic structure composed of the telescopic guide rod 173 and the buffer spring 172 has three groups or more than three groups, and is uniformly distributed on the outer periphery of the through hole. In a specific embodiment, the telescopic guide rod 173 is vertically installed on the front mounting seat 11, and there are four telescopic guide rods 173, the telescopic guide rod 173 is vertically installed on the buffer baffle 171, the telescopic guide rod 173 can move forward and backward, ensuring the forward and backward movement of the buffer baffle 173, avoiding lateral displacement, inclination and the like during use, and ensuring that the direction of the impact head is not deviated.

[0044] Meanwhile, before the driver 2 is fired, the driver 2 can output a small reverse current opposite to the impact, which can ensure that the impact structure 16 can slide to the tail of the impactor 1, and finally stay in the tail, in the pre-firing state.

[0045] In an aspect of the embodiment of the utility model, the driver 2 further includes a power button 25 and a power indicator 27, the power button 25 and the power indicator 27 are connected with the access line hole 22, and are used for controlling the on-off of the power supply of the driver 2 and display; further including a start button 26 and a start indicator 28, the start button 26 and the start indicator 28 are connected with the energy storage capacitor, and are used for controlling the on-off of the energy storage capacitor and display. The driver 2 further includes an electrocardio display screen 29, the electrocardio display screen 29 is connected with an electrocardiogram acquisition circuit, and is used for displaying real-time electrocardiogram.

[0046] The power button 25 of the driver 2 is turned on, the power is turned on, the power indicator 27 is bright, the start button 26 is turned on, the energy storage capacitor in the electric box starts to be electrified, first passes through rectification, changes the alternating current into direct current, the direct current passes through the energy adjusting device, adjusts the voltage loaded on the two ends of the energy storage capacitor, makes the energy storage device store the energy which can be changed into the required energy of the impact, after the energy storage device completes the energy storage, the energy storage input end is disconnected, the energy is in the state of waiting to release, at this time, the impact head 163 of the impactor 1 slides to the tail under the drive of the reverse current and is maintained in the tail, and the equipment work before the impact is completed. The electrocardio electrode of the experimental body is connected, and the electrocardio display screen 29 on the driver 2 displays the electrocardiogram of the experimental body. In order to avoid the misalignment of the target position or other misalignment which causes the misstart of the impact, the impact start switch 191 is designed on the side of the impactor 1. After the energy storage is completed and the impactor 1 is in the impact preparation state, the impact start switch 191 is pressed, the trigger 192 is pressed, the electrocardio pattern recognition circuit in the center of the driver 2 works, and the trigger simulation is triggered according to the set phase, and the impact is triggered.

[0047] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. An electrocardio-automatically triggered myocardial trauma impingement device, characterized in that, The utility model relates to a kind of electrocardiogram impact device, including: Impactor (1) and driver (2), the driver (2) is electrically connected with the impactor (1); The impactor (1) includes front mounting seat (11), rear mounting seat (12), two parallelly arranged guide rails (13), magnet (14), magnetic conductor (15), impact structure (16) and buffer structure (17);The front mounting seat (11) and rear mounting seat (12) are connected at the two ends of the two parallelly arranged guide rails (13) respectively, the impact structure (16) is slidably connected between the two parallelly arranged guide rails (13), the two sides of the two guide rails (13) are sequentially provided with magnetic conductor (15) and magnet (14) from inside to outside, the end of the guide rail (13) is provided with electrode terminal post (131), the buffer structure (17) is arranged on the inside of the front mounting seat (11), the front mounting seat (11) has opening (111) with the size of the impact structure (16) matching on it; The impact structure (16) includes sequentially connected driving body (161), connecting column (162) and impact head (163), the driving body (161) is electrically connected with the guide rail (13), the buffer structure (17) is arranged on the inside of the front mounting seat (11), the buffer structure (17) is in abutment with the driving body (161), the front mounting seat (11) has opening (111) with the size of the impact head (163) matching on it, the impact head (163) passes through the buffer structure (17) and the opening (111) and impacts outwardly; The driver (2) has rectifier circuit, voltage regulation circuit, energy storage capacitor, electrocardiogram acquisition circuit, electrocardiogram pattern recognition circuit, and further includes electrocardiogram lead hole (21), access line hole (22), output line hole (23) and force adjustment knob (24);The electrocardiogram lead hole (21) accesses electrocardiogram, and is connected with the electrocardiogram acquisition circuit and electrocardiogram pattern recognition circuit;The access line hole (22) is connected with power supply, and is connected with the rectifier circuit;The output line hole (23) is connected with the connecting column (162);The force adjustment knob (24) is connected with the voltage regulation circuit and energy storage capacitor to control the energy size of the output line hole (23) output to the impactor (1).

2. The electrocardio-automatically triggered myocardial trauma impact device according to claim 1, characterized in that The impactor (1) further includes shell (18), and the shell surrounds the outside of the guide rail (13) and the magnet (14).

3. The electrocardio-automatically triggered myocardial trauma impact device according to claim 2, characterized in that The impactor (1) further includes handle (19), and the handle (19) is connected to the lower side of the shell (18).

4. The electrocardio-automatically triggered myocardial trauma impact device according to claim 3, characterized in that The handle (19) has two front and back.

5. The electrocardio-automatically triggered myocardial trauma impact device according to claim 3, wherein, The handle (19) is provided with start switch (191), and the start switch (191) is arranged between the output line hole (23) and the connecting column (162).

6. The electrocardio-automatically triggered myocardial trauma impact device according to claim 3, characterized in that The handle (19) is provided with trigger (192), and the trigger (192) is movably clamped below the driving body (161).

7. The electrocardio-automatically triggered myocardial trauma impact device of claim 1, wherein, The terminal post (131) on the guide rail (13) has two.

8. The electrocardio-automatically triggered myocardial trauma impact device of claim 1, wherein, The buffer structure (17) comprises a buffer baffle (171), a buffer spring (172) and a telescopic guide rod (173), the buffer baffle (171) is connected to the inner side of the front mounting seat (11) through the buffer spring (172), the telescopic guide rod (173) is arranged in the buffer spring (172), the buffer baffle (171) is provided with a through hole matched with the shape of the impact head (163), the telescopic structure composed of the telescopic guide rod (173) and the buffer spring (172) has three groups or more than three groups, and is uniformly distributed on the outer periphery of the through hole.

9. The electrocardio-automatically triggered myocardial trauma impact device of claim 1, wherein, The driver (2) further comprises a power button (25) and a power indicator (27), the power button (25) and the power indicator (27) are connected with the access line hole (22); Further comprising a start button (26) and a start indicator (28), the start button (26) and the start indicator (28) are connected with the energy storage capacitor.

10. The ECG-automatically triggered myocardial trauma impact device according to any one of claims 1 to 9, characterized in that The driver (2) further comprises an electrocardio display screen (29), and the electrocardio display screen (29) is connected with the electrocardiogram acquisition circuit.

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