CN113876569A

CN113876569A - External chest compression device for surgical emergency treatment and use method thereof

Info

Publication number: CN113876569A
Application number: CN202111299488.9A
Authority: CN
Inventors: 冉飘; 王秀玲; 庞爱菊
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-01-04

Abstract

The invention discloses an external chest pressing device for surgical emergency treatment and a using method thereof, and belongs to the field of medical emergency equipment. The utility model provides a surgery is outer press device of chest for first aid and application method thereof, the camera includes the backup pad, the drum lower extreme extends to the backup pad lower part and has seted up the round cavity, drum top surface middle part has set firmly the motor, the motor output runs through the drum top surface and extends to the inside of round cavity and coaxial fixedly connected with rotation post, the annular curve groove has been seted up to the rotation post outer wall, rotation post rear side top is equipped with the slide bar, the slide bar rear end is equipped with the slider admittedly, the round cavity rear wall has seted up the spout for the position of slider, the spliced pole has been cup jointed in slide bar outer wall middle part, the spliced pole bottom surface sets firmly presses the pad. The external chest compression device can assist a user without emergency experience to find an accurate external chest compression position, can fix the external chest compression device and the body of a patient more quickly, can strive for precious time for heart emergency treatment, and greatly improves life guarantee of the patient.

Description

External chest compression device for surgical emergency treatment and use method thereof

Technical Field

The invention relates to the field of medical emergency equipment, in particular to an external chest compression device for surgical emergency treatment and a using method thereof.

Background

Chest cardiac compression is an important measure for clinically rescuing patients with respiratory cardiac arrest, and the timely and effective high-quality chest cardiac compression is important for the resuscitation of cardiac arrest, and the latest international cardio-pulmonary resuscitation guide provisions: the frequency of pressing is 100 at least per minute, and adult's depth of pressing is 5 centimetres at least, guarantees the chest rebound after pressing at every turn, and the manual pressing is adopted mostly to current method, but the mode of manual pressing needs to have the medical knowledge of foundation to go on, is not convenient for popularize.

Through retrieval, patent publication No. CN111374882A discloses an external chest compression device for surgical emergency treatment, which automatically outputs a frequency and amplitude of a pressing head with an initial approximate suitable value by setting a control model to cooperate with measurement and the height and weight variables of the current patient, can realize the adjustment of the horizontal position of the pressing head by the cooperation of a positioning seat and a positioning groove, and can increase the overall length of a lying bed by installing an extension plate at one side of the lying bed.

In addition, although the prior partial solution adopts a plurality of adjustable clamping modules surrounding the upper half body of the patient to realize the positioning in the pressing process, the weight and the cost of the driving mechanism are considered, the same driving mechanism is adopted to realize the simultaneous feeding and clamping actions of the plurality of clamping modules by means of the transmission structure, so that the device cannot be well adapted to the patients with external wounds or dissimilarities in physical conditions, in addition, in the whole transportation and transfer process of the compression device, the plurality of clamping modules are in fixed convex directions, so that the transportation convenience is influenced.

Disclosure of Invention

1. Technical problem to be solved

The present invention is directed to a chest compression device for surgical emergency treatment and a method for using the same, which solve the problems of the background art mentioned above.

2. Technical scheme

A chest compression device for surgical first aid comprises a supporting plate, wherein four telescopic rods are fixedly arranged at four corners of the bottom surface of the supporting plate, suckers are fixedly arranged at the lower ends of the telescopic rods, compression springs are sleeved at the lower ends of the outer walls of the telescopic rods, a transverse groove is formed in the front side of the bottom surface of the supporting plate, a rotating shaft is arranged in the middle of the transverse groove, a bevel gear A is sleeved in the middle of the rotating shaft, a bevel gear B is arranged above the bevel gear A, the top surface of the bevel gear B is coaxially and fixedly connected with an axle center, two ends of the rotating shaft are respectively rotatably connected with the inner walls at two sides of the transverse groove, the bevel gear A is meshed with the bevel gear B, the upper end of the axle center penetrates through the top surface of the transverse groove to extend to the outside and is rotatably connected with the supporting plate, and a hand wheel turntable is coaxially and fixedly connected with the upper end of the axle center;

the two sides of the outer wall of the rotating shaft are symmetrically provided with two external threads, the outer wall of the rotating shaft is symmetrically sleeved with two thread seats, the bottom surface of each thread seat is provided with a sliding chute, a splint sliding block is hung in the sliding chute in a sliding mode, the bottom of the splint sliding block is hinged with a splint which is in one-way hinge joint, the bottom ends of the two splints are close to each other in the hinge direction, an extrusion pad is fixedly arranged between the upper end and the lower end in the inner side of the splint, two limiting plates are arranged behind the supporting plate in a bilateral symmetry structure, the inner side end of the upper side end of each limiting plate is connected to a guide block through a first telescopic rod, the outer side end of the upper side end of each limiting plate is connected to a rack through a second telescopic rod, each limiting plate is in an arc structure with half of a circular arc, the top ends of the two limiting plates are respectively in one-way hinge joint connection to one end of the first telescopic rod and the second telescopic rod, and the hinge direction is that the bottom ends of the limiting plates can rotate towards the rotating shaft, the rear wall of the supporting plate is provided with a guide groove corresponding to the position of the guide block, the bottom surface of the limiting plate is flush with the bottom surface of the clamping plate, the rear wall of the supporting plate is provided with a through hole corresponding to the position of the rack, the outer wall of the rotating shaft is fixedly provided with a plurality of tooth columns at equal intervals in an annular shape corresponding to the position of the through hole, the top surface of the through hole is fixedly provided with a limiting block corresponding to the position of the transverse groove, the top surface of the rack is provided with a limiting groove corresponding to the limiting block, the sliding block of the clamping plate is provided with a first preset damping in the sliding groove at the bottom surface of the threaded seat, and the expansion of the first telescopic rod and the expansion of the second telescopic rod are provided with a second preset damping;

the utility model discloses a shoe-shaped structure, including backup pad, drum, cylinder, slide bar, backup pad, cylinder top surface, motor output, cylinder top surface, slide bar front end and annular curve groove sliding fit, the backup pad bottom surface has set firmly the press pad, the drum lower extreme extends to the backup pad lower part and has seted up the round chamber, drum top surface middle part has set firmly the motor, the motor output runs through the drum top surface and extends to round intracavity portion and coaxial fixedly connected with rotation post, the annular curve groove has been seted up to the rotation post outer wall, it is equipped with the slide bar to rotate post rear side top, the slide bar rear end is equipped with the slider admittedly, the spout has been seted up for the position of slider to the round chamber rear wall, the slide bar front end is hemisphere structure, slide bar front end and annular curve groove sliding fit, slider and spout sliding fit, the spliced pole has been cup jointed at slide bar outer wall middle part, the spliced pole bottom surface has set firmly the press pad.

The screw thread seat is the cuboid structure of size of a dimension and cross slot looks adaptation, screw thread seat and cross slot sliding fit, screw thread seat and external screw thread threaded connection, splint are the arc structure, splint top surface rear side and backup pad bottom surface sliding contact, the extrusion pad lateral wall and splint inside wall clearance fit.

The guide block is in sliding fit with the guide groove, and the two through openings are respectively communicated with the upper parts of the two sides of the transverse groove.

The rack top surface is in sliding contact with the top surface of the through opening, the tooth column is connected with the rack in a meshed mode, the limiting block and the limiting groove are of T-shaped structures, and the limiting block is in sliding fit with the limiting groove.

The edge of the bottom surface of the cylinder is of a round angle structure, the outer wall of the pressing pad is in sliding contact with the inner wall of the round cavity, and the pressing pad is made of rubber.

A method of using a surgical first aid chest compression device, comprising the steps of:

s1, when the resident shocks due to sudden heart disease, the emergency rescuer can help the patient lie on the ground, and immediately put down the suckers of the device along the two sides of the body of the patient and make the suckers adsorb the ground, so that the placement of the device is completed;

s2, observing whether the upper half of the body of the patient is symmetrical or not and whether the patient is injured or not, then selectively adjusting the initial positions of the two splint sliding blocks in the sliding grooves on the bottom surface of the threaded seat and the initial telescopic lengths of the first telescopic rod and the second telescopic rod, then a user needs to screw the hand wheel rotating disc along the front part of the top surface of the supporting plate, the hand wheel rotating disc can drive the bevel gear B to rotate through the axis, the bevel gear B then drives the rotating shaft to rotate through the bevel gear A, the rotating shaft rotates to drive the two threaded seats to do opposite linear movement through the external threads, the splint fixedly arranged on the lower part of the threaded seat can generate a clamping effect on the axillary position of the patient, and the extrusion pad deforms to wrap the skin of the patient to avoid generating hard contact, so as to limit the transverse position of the device;

s3, when the clamping plates clamp the armpit of the patient, the tooth columns on the outer wall of the rotating shaft can drive the rack to move forwards along the through hole, the rack cannot deviate under the sliding fit of the limiting blocks and the limiting grooves, and the limiting plates can be gradually clamped on the shoulders of the patient in the process of moving forwards of the rack, so that the longitudinal position of the device can be limited, and the lower end of the cylinder can accurately correspond to the heart of the patient;

s4, after the device is fixed by a user, the motor can be used for driving the rotating column to rotate, the rotating column can drive the sliding rod to move up and down along the sliding fit direction of the sliding block and the sliding groove through the annular curve groove on the outer wall of the rotating column in the rotating process, meanwhile, the connecting column sleeved outside the sliding rod can also drive the pressing pad to move up and down, and the pressing pad can generate uniform-speed and uniform-force pressing on the heart position of a patient in the process, so that the effect of external chest pressing for first aid is achieved;

s5, after the operation is finished, the reverse rotation hand wheel carousel makes whole press device break away from the patient upper part of the body, then the reverse rotation hand wheel carousel makes the splint be close to each other and two limiting plates move towards the pivot simultaneously, the backup pad gets the bottom motion promptly, then the upset backup pad for two splint, the equal articulated accomodation of limiting plate.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

1. the special hanging and driving structure of the four limiting modules of the clamping plate and the limiting plate enables the external wound or the patient with uneven body form to be well adapted, and meanwhile, the whole pressing device can be conveniently transported in the transportation and transferring process.

2. The invention is provided with the clamping plates and the limiting plates, when residents shock due to sudden heart diseases, the exhibitor first-aid people can help the patients to lie on the ground, and the device is stably placed, then the users need to screw the hand wheel turntable along the front part of the top surface of the supporting plate, the hand wheel turntable can drive the bevel gear B to rotate through the axis, the bevel gear B drives the rotating shaft to rotate through the bevel gear A, the rotating shaft can drive the two threaded seats to do opposite linear movement through the external thread, the clamping plates fixedly arranged at the lower parts of the threaded seats can generate clamping effect on the armpit positions of the patients, the extrusion pads are deformed to wrap the skins of the patients to avoid hard contact, so that the transverse position of the device is limited, the tooth columns on the outer wall of the rotating shaft can drive the racks to move forwards along the through openings when the armpits of the patients are clamped by the clamping plates, and the racks cannot deviate under the sliding fit of the limiting blocks and the limiting grooves, the in-process limiting plate that moves forward at the rack can block gradually at patient's shoulder to this longitudinal position that can restrict this device, thereby make drum lower extreme and patient heart department accurate correspond, not only can assist the user of no first aid experience to find chest through such design and press accurate position, can also be more swift with this device and patient health reciprocal anchorage, can strive for the valuable time for the heart first aid, very big improvement the life support to the patient.

3. The device is provided with the cylinder and the pressing pad, a user can drive the rotating column to rotate by using the motor after fixing the device on a patient, the rotating column can drive the sliding rod to move up and down along the sliding fit direction of the sliding block and the sliding groove by the annular curve groove on the outer wall of the rotating column in the rotating process, and meanwhile, the connecting column sleeved outside the sliding rod can drive the pressing pad to move up and down.

4. The telescopic rod and the compression spring are arranged, so that a user can put down the telescopic rods along two sides of the chest of a patient after helping the patient to set the posture, the sucker is adsorbed to the ground, and then the compression spring can not jack up the supporting plate upwards through the limitation of the body weight of the patient when the limiting plate and the clamping plate are fixed completely, so that the height of the telescopic rods can adapt to the physical and physical characteristics of the patient, the supporting plate of the device can not be directly pressed on the chest of the patient through the design, and the weight of the supporting plate is prevented from adding more burden to the heart of the patient.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic bottom view of the side-sectional structure of the present invention;

FIG. 3 is a schematic top sectional view of the present invention;

FIG. 4 is a schematic cross-sectional view of a cylinder according to the present invention;

FIG. 5 is a cross-sectional structural view of the front end of the rack of the present invention;

fig. 6 is an exploded view of the telescopic rod of the present invention.

The reference numbers in the figures illustrate: 1. a support plate; 2. a telescopic rod; 3. a suction cup; 4. a compression spring; 5. a transverse groove; 6. a rotating shaft; 7. a bevel gear A; 8. a bevel gear B; 9. an axis; 10. a handwheel turntable; 11. an external thread; 12. a threaded seat; 13. a splint; 14. pressing the cushion; 15. a limiting plate; 16. a guide block; 17. a guide groove; 18. a rack; 19. a through opening; 20. a tooth post; 21. a limiting block; 22. a limiting groove; 23. a cylinder; 24. a circular cavity; 25. an electric motor; 26. rotating the column; 27. an annular curved groove; 28. a slide bar; 29. a slider; 30. a chute; 31. connecting columns; 32. and pressing the pad.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being 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 description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-6, the present invention provides a technical solution:

a chest compression device for surgical first aid comprises a supporting plate 1, four telescopic rods 2 are fixedly arranged at four corners of the bottom surface of the supporting plate 1, suckers 3 are fixedly arranged at the lower ends of the telescopic rods 2, compression springs 4 are sleeved at the lower ends of the outer walls of the telescopic rods 2, a transverse groove 5 is formed in the front side of the bottom surface of the supporting plate 1, a rotating shaft 6 is arranged in the middle of the transverse groove 5, a bevel gear A7 is sleeved in the middle of the rotating shaft 6, a bevel gear B8 is arranged above the bevel gear A7, the top surface of the bevel gear B8 is coaxially and fixedly connected with an axle center 9, two ends of the rotating shaft 6 are respectively in rotating connection with the inner walls of two sides of the transverse groove 5, the bevel gear A7 is in meshing connection with the bevel gear B8, the upper end of the axle center 9 penetrates through the top surface of the transverse groove 5 and extends to the outside and is in rotating connection with the supporting plate 1, and a hand wheel turntable 10 is coaxially and fixedly connected with the upper end of the axle center 9;

two external threads 11 are symmetrically arranged on two sides of the outer wall of the rotating shaft 6, two thread seats 12 are symmetrically sleeved on the outer wall of the rotating shaft 6, a sliding groove is arranged on the bottom surface of each thread seat 12, a clamping plate sliding block is hung in the sliding groove in a sliding mode, a clamping plate 13 is hinged to the bottom of the clamping plate sliding block in a one-way hinge mode, the bottom ends of the two clamping plates 13 are close to each other in the hinge direction, an extrusion pad 14 is fixedly arranged between the upper end and the lower end of the inner side of each clamping plate 13, two limiting plates 15 are arranged behind the supporting plate 1 in a bilateral symmetry mode, the inner side end of the upper side end of each limiting plate 15 is connected to a guide block 16 through a first telescopic rod, the outer side end of the upper side end of each limiting plate 15 is connected to a rack 18 through a second telescopic rod, each limiting plate 15 is of an arc-shaped structure with half of a circular arc, and the top ends of the two limiting plates 15 are respectively connected to one-way hinges to one end of the first telescopic rod and the second telescopic rod, the hinging direction is that the bottom end of the limiting plate 15 can rotate towards the rotating shaft 6, the back wall of the supporting plate 1 is provided with a guide groove 17 at a position corresponding to the guide block 16, the bottom surface of the limiting plate 15 is flush with the bottom surface of the clamping plate 13, the back wall of the supporting plate 1 is provided with a through hole 19 at a position corresponding to the rack 18, the outer wall of the rotating shaft 6 is fixedly provided with a plurality of tooth columns 20 at annular equal intervals at a position corresponding to the through hole 19, the top surface of the through hole 19 is fixedly provided with a limiting block 21 at a position corresponding to the transverse groove 5, the top surface of the rack 18 is provided with a limiting groove 22 at a position corresponding to the limiting block 21, wherein the clamping plate sliding block is provided with a first preset damping in the sliding groove at the bottom surface of the threaded seat 12, and the extension and retraction of the first and second telescopic rods are provided with a second preset damping;

the utility model discloses a support plate, including support plate 1, drum 23, cylinder 23, slide bar 28, slider 29, slide bar 28, connecting post 31, connecting pad 31, connecting post 31 bottom surface, connecting pad 32, circular chamber 24, motor 25, the output of motor 25, cylinder 23, slide bar 28, slider 29, slide groove 30, slide bar 28 front end is the hemisphere structure, slide bar 28 front end and annular curve groove 27 sliding fit, slider 29 and slider 30 sliding fit, connecting post 31 has been cup jointed in the middle part of the outer wall of slide bar 28, connecting post 31 bottom surface sets firmly the pad and presses the pressure 32.

Screw thread seat 12 is the cuboid structure of size of a dimension and 5 looks adaptations of cross slot,

screw thread seat

12 and 5 sliding fit of cross slot,

screw thread seat

12 and 11 threaded connection of external screw thread, splint 13 is the arc structure, splint 13 top surface rear side and 1 bottom surface sliding contact of backup pad, 14 lateral walls of extrusion pad and 13 inside wall clearance fit of splint.

The guide block 16 is in sliding fit with the guide groove 17, and the two through holes 19 are respectively communicated with the upper parts of the two sides of the transverse groove 5.

The top surface of the rack 18 is in sliding contact with the top surface of the through hole 19, the tooth column 20 is meshed with the rack 18, the limiting block 21 and the limiting groove 22 are both of T-shaped structures, and the limiting block 21 is in sliding fit with the limiting groove 22.

The edge of the bottom surface of the cylinder 23 is in a round angle structure, the outer wall of the pressing pad 32 is in sliding contact with the inner wall of the round cavity 24, and the pressing pad 32 is made of rubber.

Specifically, two ends of the rotating shaft 6 are respectively connected with the inner walls of two sides of the transverse groove 5 in a rotating way, the bevel gear A7 is connected with the bevel gear B8 in a meshing way, the upper end of the axle center 9 penetrates through the top surface of the transverse groove 5 to extend to the outside and is connected with the supporting plate 1 in a rotating way, when the inhabitants suddenly suffer from shock due to heart diseases, the deployment emergency rescue people can help the patients lie on the ground, and after the users help the patients to correct the postures, the plurality of telescopic rods 2 can be put down along the two sides of the chest of the patient, so that the suction cups 3 are adsorbed with the ground, then the supporting plate 1 can not be jacked upwards by the compression spring 4 for limiting the body weight of the patient when the limiting plates 15 and the clamping plates 13 are fixed, therefore, the telescopic rod 2 can be highly adapted to the physical characteristics of a patient, the supporting plate 1 of the device can not be directly pressed on the chest of the patient by utilizing the design, and the weight of the supporting plate 1 is prevented from adding more burden to the heart of the patient.

Further, screw seat 12 is the cuboid structure of size of a dimension and 5 looks adaptations of cross slot, screw

seat

12 and 5 sliding fit of cross slot, screw seat 12 and external screw thread 11 threaded connection, splint 13 is the arc structure, splint 13 top surface rear side and the 1 bottom surface sliding contact of backup pad, extrusion pad 14 lateral wall and the 13 inside wall clearance fit of splint, the user need twist hand wheel carousel 10 along the 1 front portion of top surface of backup pad, hand wheel carousel 10 can drive bevel gear B8 through axle center 9 and rotate, bevel gear B8 drives pivot 6 through bevel gear A7 and rotates then, pivot 6 rotates and can drive two screw seats 12 through external screw thread 11 and do opposite rectilinear movement promptly, splint 13 that screw seat 12 lower part set firmly just can produce the centre gripping effect to patient armpit position, extrusion pad 14 takes place to warp along with it and wraps patient's skin and avoids producing the rigid contact, with this horizontal position of restriction this device.

Further, rack 18 top surface and the 19 top surface sliding contact of through hole, the post 20 is connected with the rack 18 meshing, stopper 21 and spacing groove 22 are T type structure, stopper 21 and spacing groove 22 sliding fit, the post 20 of pivot 6 outer wall also can drive rack 18 and move forward along through hole 19 when splint 13 cliies the patient armpit, rack 18 can not take place the skew under the sliding fit of stopper 21 and spacing groove 22, limiting plate 15 can block gradually at the shoulder of patient at the in-process that rack 18 moves forward, so as to restrict the longitudinal position of this device, thereby make drum 23 lower extreme and patient heart department accurate corresponding, not only can assist the user of non-first aid experience to find the extrathoracic accurate position of pressing through such design, can also be more swift with this device and patient's health reciprocal anchorage.

It is worth to be noted that, the edge of the bottom surface of the cylinder 23 is a rounded corner structure, the front end of the sliding rod 28 is a hemispherical structure, the front end of the sliding rod 28 is in sliding fit with the annular curved groove 27, the sliding block 29 is in sliding fit with the sliding groove 30, the outer wall of the pressing pad 32 is in sliding contact with the inner wall of the circular cavity 24, the pressing pad 32 is made of rubber, after the device is fixed on a patient, a user can drive the rotating column 26 to rotate by using the motor 25, the rotating column 26 can drive the sliding rod 28 to move up and down along the direction in which the sliding block 29 is in sliding fit with the sliding groove 30 by the annular curved groove 27 on the outer wall during the rotation process, and the connecting column 31 sleeved outside the sliding rod 28 can also drive the pressing pad 32 to move up and down, during the process, the pressing pad 32 can generate uniform and uniform pressure on the heart position of the patient, and the design can fully implement correct first aid means on the patient under the condition that the user does not have the knowledge of external chest pressing, press more even and application of force balanced than manual chest, not only have more outstanding first aid effect still very labour saving and time saving.

s1, when the resident shocks due to sudden heart disease, the emergency rescuer can help the patient lie on the ground, and immediately put down the suction cups 3 of the device along the two sides of the body of the patient and make the suction cups 3 adsorb the ground, so that the placement of the device is completed;

s2, observing whether the upper half body state of a patient is symmetrical or not and whether the patient is injured or not, then selectively adjusting the initial positions of the two splint sliding blocks in the sliding grooves on the bottom surface of the threaded seat 12 and the initial telescopic lengths of the first telescopic rod and the second telescopic rod, then a user needs to screw the hand wheel rotating disc 10 along the front part of the top surface of the supporting plate 1, the hand wheel rotating disc 10 can drive the bevel gear B8 to rotate through the shaft center 9, the bevel gear B8 then drives the rotating shaft 6 to rotate through the bevel gear A7, the rotating shaft 6 can drive the two threaded seats 12 to do opposite linear movement through the external threads 11, the splint 13 fixedly arranged at the lower part of the threaded seat 12 can generate a clamping effect on the underarm position of the patient, and the extrusion pad 14 deforms to wrap the skin of the patient to avoid hard contact, so as to limit the transverse position of the device;

s3, when the clamping plate 13 clamps the armpit of the patient, the tooth column 20 on the outer wall of the rotating shaft 6 can drive the rack 18 to move forwards along the through hole 19, the rack 18 cannot deviate under the sliding fit of the limiting block 21 and the limiting groove 22, and the limiting plate 15 can be gradually clamped on the shoulder of the patient in the process of moving the rack 18 forwards, so that the longitudinal position of the device can be limited, and the lower end of the cylinder 23 accurately corresponds to the heart of the patient;

s4, after the device is fixed, a user can drive the rotating column 26 to rotate by the motor 25, the rotating column 26 can drive the sliding rod 28 to move up and down along the sliding fit direction of the sliding block 29 and the sliding groove 30 by the annular curve groove 27 on the outer wall in the rotating process, meanwhile, the connecting column 31 sleeved outside the sliding rod 28 can drive the pressing pad 32 to move up and down, and the pressing pad 32 can generate uniform-speed and uniform-force pressing on the heart position of a patient in the process, so that the effect of external chest pressing first aid is achieved;

s5, after the operation is completed, the hand wheel rotating disk 10 is rotated reversely to separate the whole pressing device from the upper half of the patient, and then the hand wheel rotating disk 10 is rotated reversely to make the clamping plates 13 approach to each other and simultaneously move the two limiting plates 15 toward the rotating shaft 6, that is, the supporting plate 1 is moved to the bottom, and then the supporting plate 1 is turned over to make the two clamping plates 13 and the limiting plates 15 all hinged to be accommodated.

The working principle is as follows: when the residents shock due to sudden heart diseases, the exhibition first-aid workers can help the patients lie on the ground, and immediately put down the suckers 3 of the device along the two sides of the bodies of the patients and make the suckers 3 adsorb the ground, so that the placement of the device is completed; observing whether the upper half body state of a patient is symmetrical or not and whether the patient is injured or not, then selectively adjusting the initial positions of the two splint sliding blocks in the sliding grooves on the bottom surface of the threaded seat 12 and the initial telescopic lengths of the first telescopic rod and the second telescopic rod, then a user needs to screw the hand wheel rotating disc 10 along the front part of the top surface of the supporting plate 1, the hand wheel rotating disc 10 can drive the bevel gear B8 to rotate through the shaft center 9, the bevel gear B8 then drives the rotating shaft 6 to rotate through the bevel gear A7, the rotating shaft 6 can drive the two threaded seats 12 to do opposite linear movement through the external threads 11, the splint 13 fixedly arranged at the lower part of the threaded seat 12 can generate a clamping effect on the underarm position of the patient, and the extrusion pad 14 is deformed to wrap the skin of the patient to avoid rigid contact, so as to limit the transverse position of the device; when the clamping plate 13 clamps the armpit of the patient, the tooth column 20 on the outer wall of the rotating shaft 6 can drive the rack 18 to move forwards along the through hole 19, the rack 18 cannot deviate under the sliding fit of the limiting block 21 and the limiting groove 22, and the limiting plate 15 can be gradually clamped on the shoulder of the patient in the process of moving the rack 18 forwards, so that the longitudinal position of the device can be limited, and the lower end of the cylinder 23 can accurately correspond to the heart of the patient; after the device is fixed, a user can drive the rotating column 26 to rotate by using the motor 25, the rotating column 26 can drive the sliding rod 28 to move up and down in a reciprocating manner along the sliding block 29 and the sliding groove 30 in a sliding fit direction through the annular curve groove 27 on the outer wall in the rotating process, meanwhile, the connecting column 31 sleeved outside the sliding rod 28 can drive the pressing pad 32 to move up and down, and the pressing pad 32 can generate uniform-speed and uniform-force pressing on the heart position of a patient in the process, so that the effect of external chest pressing for emergency treatment is achieved; after the operation finishes, reverse rotation hand wheel carousel 10 makes whole press device break away from patient's upper part of the body, then reverse rotation hand wheel carousel 10 makes splint 13 be close to each other and two limiting plates 15 are towards pivot 6 simultaneously, and backup pad 1 gets the bottom motion promptly, then upset backup pad 1 for two splint 13, limiting plate 15 are all articulated to be accomodate

According to the device, correct emergency treatment means can be fully carried out on a patient under the condition that a user does not have the knowledge of chest compression emergency treatment, compared with manual chest compression, the device is more uniform and balanced in force application, the device not only has more excellent emergency treatment effect, but also saves time and labor, and is high in practicability, more importantly, the clamping plate 13 is obtained in the application, and the four limiting modules of the limiting plate 15 are specially connected and driven, so that the device can be well adapted to patients with external wounds or dissimilarities in physical states, and can be conveniently transported in the transportation and transfer processes of the whole pressing device.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A chest compression device for surgical emergency treatment, comprising a support plate (1), characterized in that: four telescopic rods (2) are fixedly arranged at four corners of the bottom surface of the supporting plate (1), a sucker (3) is fixedly arranged at the lower end of each telescopic rod (2), a compression spring (4) is sleeved at the lower end of the outer wall of the telescopic rod (2), a transverse groove (5) is formed in the front side of the bottom surface of the supporting plate (1), a rotating shaft (6) is arranged in the middle of the transverse groove (5), a bevel gear A (7) is sleeved in the middle of the rotating shaft (6), a bevel gear B (8) is arranged above the bevel gear A (7), the top surface of the bevel gear B (8) is coaxially and fixedly connected with an axle center (9), two ends of the rotating shaft (6) are respectively and rotatably connected with the inner walls of two sides of the transverse groove (5), the bevel gear A (7) is meshed with the bevel gear B (8), the upper end of the shaft center (9) penetrates through the top surface of the transverse groove (5) to extend to the outside and is rotationally connected with the support plate (1), the upper end of the shaft center (9) is coaxially and fixedly connected with a hand wheel turntable (10);

two external threads (11) are symmetrically arranged on two sides of the outer wall of the rotating shaft (6), two thread seats (12) are symmetrically sleeved on the outer wall of the rotating shaft (6), a sliding groove is formed in the bottom surface of each thread seat (12), a clamping plate sliding block is slidably hung in the sliding groove, a clamping plate (13) is hinged to the bottom of the clamping plate sliding block in a one-way hinge mode, the bottom ends of the two clamping plates (13) are close to each other in the hinge direction, an extrusion pad (14) is fixedly arranged between the upper end and the lower end of the inner side of each clamping plate (13), two limiting plates (15) are arranged on the rear side of the supporting plate (1) in a bilateral symmetry structure, the inner side ends of the upper side end portions of the limiting plates (15) are connected to a guide block (16) through first telescopic rods, the outer side ends of the upper side end portions of the limiting plates (15) are connected to a rack (18) through second telescopic rods, and the limiting plates (15) are of an arc-shaped structure with half of a circular radian, the top ends of the two limit plates (15) are respectively connected to one ends of the first telescopic rod and the second telescopic rod in a one-way hinged mode, the bottom ends of the limit plates (15) can rotate towards the rotating shaft (6) in the hinged direction, the rear wall of the support plate (1) is provided with a guide groove (17) relative to the position of the guide block (16), the bottom surface of each limit plate (15) is flush with the bottom surface of the corresponding clamping plate (13), the rear wall of the support plate (1) is provided with a through hole (19) relative to the position of the corresponding rack (18), the outer wall of the rotating shaft (6) is provided with a plurality of tooth columns (20) at equal intervals in an annular mode relative to the position of the through hole (19), the top surface of the through hole (19) is provided with a limit block (21) relative to the position of the transverse groove (5), the top surface of the rack (18) is provided with a limit groove (22) relative to the position of the limit block (21), and the clamping plate sliding block is provided with first preset damping in a sliding groove at the bottom surface of the threaded seat (12), the extension and retraction of the first telescopic rod and the second telescopic rod are provided with second preset damping;

the utility model discloses a supporting plate, including backup pad (1) top surface rear side, drum (23), motor (25), slider (28), slide bar (29), round chamber (30), slide bar (28) front end and annular curved groove (27), support plate (1) top surface rear side run through and be equipped with drum (23), drum (23) lower extreme extends to backup pad (1) lower part and has seted up round chamber (24), drum (23) top surface middle part has set firmly motor (25), motor (25) output runs through drum (23) top surface and extends to round chamber (24) inside and coaxial fixedly connected with rotates post (26), rotate post (26) outer wall and has seted up annular curved groove (27), it is equipped with slide bar (28) to rotate post (26) rear side top, slide bar (28) rear end is equipped with slider (29) admittedly, round chamber (24) rear wall has seted up spout (30) for the position of slider (29), slide bar (28) front end is the hemisphere body structure, slide bar (28) front end and annular curved groove (27) sliding fit, slider (29) and spout (30) sliding fit, the middle part of the outer wall of the sliding rod (28) is sleeved with a connecting column (31), and the bottom surface of the connecting column (31) is fixedly provided with a pressing pad (32).

2. The chest compression device for surgical emergency treatment according to claim 1, wherein: screw thread seat (12) are the cuboid structure of size of a dimension and horizontal groove (5) looks adaptation, screw thread seat (12) and horizontal groove (5) sliding fit, screw thread seat (12) and external screw thread (11) threaded connection, splint (13) are the arc structure, splint (13) top surface rear side and backup pad (1) bottom surface sliding contact, extrusion pad (14) lateral wall and splint (13) inside wall clearance fit.

3. The chest compression device for surgical emergency treatment according to claim 1, wherein: the guide block (16) is in sliding fit with the guide groove (17), and the two through holes (19) are respectively communicated with the upper parts of the two sides of the transverse groove (5).

4. The chest compression device for surgical emergency treatment according to claim 1, wherein: the top surface of the rack (18) is in sliding contact with the top surface of the through hole (19), the toothed column (20) is meshed with the rack (18), the limiting block (21) and the limiting groove (22) are both of T-shaped structures, and the limiting block (21) is in sliding fit with the limiting groove (22).

5. The chest compression device for surgical emergency treatment according to claim 1, wherein: the edge of the bottom surface of the cylinder (23) is of a round angle structure, the outer wall of the pressing pad (32) is in sliding contact with the inner wall of the round cavity (24), and the pressing pad (32) is made of rubber.

6. The method of using a surgical first aid chest compression device according to any one of claims 1-5, comprising the steps of:

s1, when the resident shocks due to sudden heart disease, the emergency rescuer can help the patient lie on the ground, immediately put down the suction cups (3) of the device along the two sides of the body of the patient and make the suction cups (3) adsorb the ground, and at the moment, the placement of the device is completed;

at the step of S2, the method comprises the steps of, observing whether the upper half body state of a patient is symmetrical or not and whether the patient is injured or not, then selectively adjusting the initial positions of the two splint sliding blocks in the sliding grooves on the bottom surfaces of the threaded seats (12) and the initial telescopic lengths of the first telescopic rod and the second telescopic rod, then, a user needs to screw the hand wheel rotating disc (10) along the front part of the top surface of the supporting plate (1), the hand wheel rotating disc (10) can drive the bevel gear B (8) to rotate through the shaft center (9), the bevel gear B (8) then drives the rotating shaft (6) to rotate through the bevel gear A (7), the rotating shaft (6) can drive the two threaded seats (12) to do opposite linear movement through the external threads (11), the splint (13) fixedly arranged at the lower part of the threaded seats (12) can generate a clamping effect on the axillary position of the patient, and the extrusion pad (14) deforms to wrap the skin of the patient to avoid hard contact, so as to limit the transverse position of the device;

s3, when the clamping plate (13) clamps the armpit of the patient, the tooth column (20) on the outer wall of the rotating shaft (6) can drive the rack (18) to move forwards along the through hole (19), the rack (18) cannot deviate under the sliding fit of the limiting block (21) and the limiting groove (22), and the limiting plate (15) can be gradually clamped on the shoulder of the patient in the forward movement process of the rack (18), so that the longitudinal position of the device can be limited, and the lower end of the cylinder (23) accurately corresponds to the heart of the patient;

s4, after the device is fixed, a user can drive the rotating column (26) to rotate by the motor (25), the rotating column (26) can drive the sliding rod (28) to move up and down in the direction of sliding fit of the sliding block (29) and the sliding groove (30) through the annular curve groove (27) on the outer wall of the rotating column in the rotating process, meanwhile, the connecting column (31) sleeved outside the sliding rod (28) can drive the pressing pad (32) to move up and down, and the pressing pad (32) can press the heart of a patient at a constant speed and with uniform force in the process, so that the effect of external chest pressing emergency treatment is achieved;

s5, after the operation is finished, the hand wheel rotating disc (10) is rotated reversely to enable the whole pressing device to be separated from the upper half of the patient, then the hand wheel rotating disc (10) is rotated reversely to enable the clamping plates (13) to be close to each other, meanwhile, the two limiting plates (15) face the rotating shaft (6), namely, the bottom of the supporting plate (1) moves, and then the supporting plate (1) is turned over to enable the two clamping plates (13) and the limiting plates (15) to be hinged and stored.