CN215689768U

CN215689768U - Heart pressing device

Info

Publication number: CN215689768U
Application number: CN202122230430.0U
Authority: CN
Inventors: 陈景; 董妍
Original assignee: First Affiliated Hospital of Nanyang Medical College
Current assignee: First Affiliated Hospital of Nanyang Medical College
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-01
Anticipated expiration: 2031-09-15

Abstract

The utility model relates to a heart pressing device, which effectively solves the problems of large equipment, difficult carrying and complex operation of the existing heart pressing device and comprises an upper shell; the upper shell plug is arranged in the upper shell in a sliding manner; the middle shell is arranged at the lower end of the upper shell, the middle shell plug is arranged at the lower end of the upper shell plug, and the middle shell plug is arranged in the middle shell in a sliding manner; the inner side wall of the lower shell is provided with a chute; a lower housing plug; the lower shell plug is connected with the lower end of the middle shell plug, the lower shell plug is connected with a sliding block, and the sliding block is arranged in the sliding groove in a sliding manner; a guide rod is vertically arranged in the sliding chute, the upper end of the guide rod extends into the upper shell, a rotating ring is fixedly sleeved on the guide rod, the guide rod at the upper end of the rotating ring is in threaded connection with the upper shell, and the guide rod at the lower end of the rotating ring is in sliding connection with the lower shell; a baffle ring is fixed at the lower end of the guide rod, and a sliding block which is smoothly connected is sleeved at the baffle ring; the compression spring is connected between the upper shell plug and the lower shell plug, and the device is flexible, convenient to carry and simple to operate.

Description

Heart pressing device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a heart pressing device.

Background

When a patient has heartbeat stoppage, the patient needs to be rescued by applying medical science and technology to recover the heartbeat, recover the respiration and recover the blood pressure of the patient to be normal so as to ensure the perfusion of the brain and the coronary artery.

When a patient does not have a cardiac arrest in a hospital, on the way of waiting for emergency treatment, emergency cardiac compression needs to be performed on the patient, or when an ambulance arrives, medical staff needs to perform emergency cardiac resuscitation compression, and the existing cardiac compression devices have the following problems:

1. the equipment is bulky; is not easy to carry when in emergency exit rescue.

2. The operation is complex; many equipment wires need to be connected in an emergency, and the optimal rescue time can be missed.

3. Most of the devices are applicable to hospital treatment beds and are not easy to carry.

4. The equipment needs power supply, and the equipment also needs to carry peripheral power supply together when going out.

5. Manual compression is highly demanding on the rescuer and does not allow adjustment of the depth of compression on the patient's heart.

6. Manual compression is very demanding on the rescuer and does not regulate the force with which the patient's heart is compressed.

On the basis of the above, the present invention provides a new solution to this problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the heart pressing device, which effectively solves the problems of large equipment, difficulty in carrying, power supply requirement and complex operation of the conventional heart pressing device.

A cardiac compression device, comprising:

an upper housing; the upper shell is a cylinder with an upper through opening and a lower through opening;

an upper housing plug; the upper shell plug is cylindrical and is arranged in the upper shell in a sliding manner;

a middle shell; the middle shell is vertically penetrated through the opening and integrally arranged at the lower end of the upper shell, and the diameter of the middle shell is smaller than that of the upper shell;

a middle shell plug; the middle shell plug is cylindrical and is integrally arranged at the lower end of the upper shell plug, the diameter of the middle shell plug is smaller than that of the upper shell plug and is arranged in the middle shell in a sliding manner;

a lower housing; the lower shell is a cylinder with an upper opening and a lower opening, and a sliding groove is formed in the inner side wall of the lower shell;

a lower housing plug; the lower shell plug is connected to the lower end of the middle shell plug, a sliding block is integrally connected to the lower shell plug, and the sliding block is arranged in the sliding groove in a sliding mode;

a guide rod extending to the upper end of the lower shell and arranged beside the middle shell is vertically arranged in the sliding chute, the upper end of the guide rod extends into the upper shell, a rotating ring is fixedly sleeved on the guide rod, the guide rod at the upper end of the rotating ring is in threaded connection with the upper shell, and the guide rod at the lower end of the rotating ring is in sliding connection with the lower shell;

a baffle ring is fixed at the lower end of the guide rod, and a sliding block which is smoothly connected is sleeved at the baffle ring;

and a compression spring is connected between the upper shell plug and the lower shell plug.

Preferably, the upper end face of the upper shell body is provided with a pressing groove.

Preferably, the pressing groove is shaped like a hand.

Preferably, two fixed rings of the inherent symmetry in well casing outside are connected with the bandage that can adjust length on the fixed ring respectively, and two bandages can be dismantled through the buckle and connect, the bandage twines to the outer wall of well casing on.

Preferably, the lower end of the middle shell plug is integrally connected with a connecting ring, the lower shell plug comprises a lower plug cover connected with the connecting ring, and an elastic pressing pad is fixedly connected in the lower plug cover.

Preferably, the pressing pad is fixedly connected with the bottom of the center of the lower plug cover, an annular air bag fixedly connected with the lower plug cover is arranged at the lower end of the pressing pad, the annular air bag is connected with a pressing air bag arranged outside through an air pipe, and an air inlet and an air release valve are arranged on the pressing air bag.

Preferably, the lower stopper lid includes the bottom plate, fixes a plurality of sectorial blocks on the bottom plate, constitutes the slide that leads to the centre of a circle between the adjacent sectorial block, and it has the cylinder to slide in the slide, and the cylinder is connected through the connecting rod and is arranged fan-shaped separation blade outside the sectorial block in, and the coaxial rotation of sectorial block installs the gear wheel, has seted up the radian groove on the gear wheel, and the radian inslot is arranged in to the cylinder, and the gear wheel meshing has the pinion, and the pinion part is arranged casing outside down in.

Compared with the prior art, the utility model has the following technical effects:

1. the equipment is smart and convenient to carry, and can be used for family, self-carrying and emergent medical care personnel going out.

2. The operation is simple, a strong technical skill and a professional skill are not needed, the operation difficulty is reduced, and the universal applicability is realized.

3. The equipment is mainly used for household and carrying, is very small, reduces the cost and meets the outgoing requirement.

4. The equipment is pressed manually, a power supply is not needed, and the operation difficulty and the difficulty of environmental requirements are reduced.

5. The pressing depth can be adjusted, the pressing operation difficulty is reduced, and the requirement on a professional pressing method is reduced.

6. The pressing strength can be adjusted, the pressing operation difficulty is reduced, and the requirement on a professional pressing method is reduced.

Drawings

Fig. 1 is an overall perspective view of the present invention.

FIG. 2 is an enlarged view of the utility model at A in FIG. 1.

FIG. 3 is a schematic cross-sectional view of FIG. 2 according to the present invention.

FIG. 4 is a schematic diagram of the structure for adjusting the diameter of the annular air bag according to the utility model.

FIG. 5 is a schematic view of the connection between the pressing pad and the annular air bag structure according to the present invention.

Reference numerals:

1. an upper housing; 2. an upper housing plug; 3. a middle shell; 4. a middle shell plug; 5. a lower housing; 6. a chute; 7. a lower housing plug; 8. a slider; 9. a guide bar; 10. rotating the ring; 11. a baffle ring; 12. a compression spring; 13. pressing the groove; 14. a fixing ring; 15. binding bands; 16. buckling; 17. a connecting ring; 18. a lower plug cover; 19. a pressing pad; 20. an annular air bag; 21. an air tube; 22. pressing the air bag; 23. an air inlet; 24. a deflation valve; 25. a sector block; 26. a slideway; 27. a cylinder; 28. a connecting rod; 29. a fan-shaped baffle plate; 30. a bull gear; 31. a radian groove; 32. a pinion gear.

Detailed Description

The foregoing and other aspects, features and advantages of the utility model will be apparent from the following more particular description of embodiments of the utility model, as illustrated in the accompanying drawings in which reference is made to figures 1 to 5. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

In a first embodiment, the present invention provides a cardiac compression device, which is mainly used for cardiac resuscitation patients, and comprises an upper shell 1, a middle shell 3, and a lower shell 5, which are integrally connected from top to bottom, wherein the upper shell 1 is cylindrical and has an upper-lower through opening, the middle shell 3 is cylindrical and has an upper-lower through opening, the lower shell 5 is cylindrical and has an upper-lower through opening, the diameter of the middle shell 3 is smaller than that of the upper shell 1, the diameter of the upper shell 1 is equal to that of the lower shell 5, and a vertical chute 6 is formed on the inner side wall of the lower shell 5.

Still including last casing stopper 2, well casing stopper 4, casing stopper 7 down, the three is from last to connecting down, wherein, it is cylindric to go up casing stopper 2, slide and arrange in last casing 1, well casing stopper 4 is cylindric and last casing stopper 2 body coupling, slide and arrange in well casing 3, lower casing stopper 7 is connected with well casing stopper 4, slide and arrange in lower casing 5, and can spill outside to casing 5 down after sliding, well casing stopper 4's diameter is less than the diameter of last casing stopper 2, well casing stopper 4 does not need a body coupling with lower casing stopper 7, but detachable fixed connection.

Wherein, an organic whole or fixedly connected with slider 8 on the outer circumference of lower casing stopper 7, slider 8 arranges the upper end position of lower casing stopper 7 in, and the vertical slidable mounting of slider 8 is in spout 6, and slider 8 slides to the lower extreme from 6 upper ends of spout and makes lower casing stopper 7 can extend lower casing 5.

When the patient is manually pressed, the leakage depth of the lower housing plug 7 needs to be adjusted when the patient is manually pressed in order to reduce the difficulty of the pressing operation and prevent the patient from being treated incorrectly due to improper pressing depth.

The vertical guide bar 9 of installing in the excircle outside of well casing 3, be fixed with change 10 on the guide bar 9, wherein be equipped with the screw thread on the guide bar 9 of change 10 upper end, guide bar 9 of change 10 lower extreme is smooth pole, the spout 6 is arranged in to the lower extreme of guide bar 9, the outside of well casing 3 is arranged in to the centre of guide bar 9, the upper end threaded connection of guide bar 9 is in last casing 1, guide bar 9 and lower casing 5 smooth connection, guide bar 9 can slide from top to bottom in casing 5 department down promptly, lower extreme at guide bar 9 is fixed with fender ring 11, there is slider 8 of cover on guide bar 9 in the upper end of fender ring 11, slider 8 and guide bar 9 smooth connection, when guide bar 9 rotated promptly, slider 8 can not take place to rotate.

A compression spring 12 is connected between the upper housing plug 2 and the lower housing plug 7, or the middle housing plug 4 may be sleeved with the compression spring 12, so as to be automatically reset after pressing the upper housing plug 2.

When in specific use:

for example: slide 8 arranges the lower extreme of spout 6 in, casing stopper 7 spills and arranges the outer deepest of casing 5 down in, when adjusting the degree of depth as required, rotate change 10, the upper end and the 1 threaded connection of last casing of guide bar 9 begin the rebound, the lower extreme and the lower casing 5 smooth connection of guide bar 9, then guide bar 9 is rebound in spout 6 equally, upward movement is also followed to fender ring 11, when guide bar 9 rotates to go up, slide 8 can not take place to rotate, nevertheless can be driven by fender ring 11 and make 8 upward movements of slide, promptly, casing stopper 7 upward movement down, then the degree of depth that casing 5 spilt diminishes gradually down, when rotating suitable position, stall change 10.

When manual pressing is carried out, the lower shell 5 is aligned to the heart of a patient, the device is small, the device can be aligned to the position of the heart without adjusting the left, right, front and back positions, then the upper shell plug 2 is pressed, the upper shell 1 drives the lower shell plug 7 to move downwards through the middle shell plug 4 to press the heart, and the heart of the patient is resuscitated.

When the lower shell plug 7 moves downwards to the maximum depth, the sliding block 8 is blocked by the blocking ring 11 and cannot move downwards any more, so that the adjusted depth is the maximum depth, and the rotating ring 10 can be rotated to realize depth adjustment, and the operation is simple.

After each pressing, the pressing force is cancelled, the pressing force is reset under the action of the compression spring 12, and then the pressing is carried out in a reciprocating mode.

In the second embodiment, in order to perform pressing operation more favorably and prevent the palm from slipping and tilting during pressing, the upper end surface of the upper case plug 2 is provided with a pressing groove 13, and one hand is placed in the pressing groove 13 while the other hand is placed above the same.

In the third embodiment, for better and more convenient pressing, the pressing groove 13 is in the shape of a human hand, and one hand is placed in the pressing groove and the other hand is pressed on the hand.

The embodiment four, in order to press conveniently, fix a position pressing, also prevent simultaneously that the off tracking of casing 5 down when pressing, be fixed with two solid fixed rings 14 of symmetry in the outside of well casing 3, connect bandage 15 respectively on solid fixed ring 14, be equipped with the adjustment sheet that can adjust length on bandage 15, be similar to the book band, two bandage 15 can be dismantled through the buckle and connect, and the buckle also is common connection buckle, is similar to the connection buckle of book band or safety belt.

And because the diameter of the upper shell 1 is the same as that of the lower shell 5, the diameter of the middle shell 3 is smaller, and a ring groove is naturally formed between the upper shell 1 and the lower shell 5, when the binding band is not used, the binding band 15 is just wound in the ring groove, the thickness of the binding band 15 is designed, so that the diameter of the middle shell 3 wound with the binding band 15 is the same as that of the upper shell 1, and the whole body is more attractive.

When in use:

place lower casing 5 in patient heart department, then go out two bandage 15 respectively from heart position both sides, after walking around patient's back, connect through the buckle to make lower casing 5 fix a position in patient heart department, casing 5 off tracking under preventing that can be fine.

In the fifth embodiment, in order to prevent damage to the heart during pressing, the lower end of the middle housing plug 4 is integrally connected with the connecting ring 17, the lower plug cover 18 is connected through the connecting ring 17, and the elastic pressing pad 19 is installed in the lower plug cover 18, so that the elastic pressing pad 19 is pressed by contacting with the heart, and damage to the heart due to a rigid body can be prevented.

In the sixth embodiment, the pressing pad 19 is fixedly connected with the bottom of the center of the lower plug 18 when being connected, the lower end of the pressing pad 19 is further provided with an annular air bag 20, the annular air bag 20 is connected with the side wall of the lower plug 18, a part of the annular air bag 20 is arranged in the lower plug 18, a part of the annular air bag 20 is arranged outside the lower plug 18, the upper part of the annular air bag 20 is connected with a pressing air bag 22 arranged outside through an air pipe 21 arranged in the lower shell 5, and the pressing air bag 22 is provided with an air inlet 23 and a deflation valve 24.

The annular air bag 20 is inflated by pressing the air bag 22, so that the annular air bag 20 is expanded, when the annular air bag 20 presses the heart, the protection effect on the heart is better, when the heart protection device is used, the annular air bag 20 is inflated firstly, the whole volume is small, so that manual inflation is fast, and after the heart protection device is used, the annular air bag 20 is deflated through the deflation valve 24.

In the seventh embodiment, the size of the area of the annular balloon 20 contacting the heart is changed by changing the diameter of the annular balloon 20, so as to change the magnitude of the pressing force on the heart.

The lower plug cover 18 comprises a bottom plate which is used as a supporting function, a plurality of fan-shaped blocks 25 are fixed on the bottom plate, 6 fan-shaped blocks 25 are arranged on the bottom plate, every two adjacent fan-shaped blocks 25 are not contacted with each other, so that a vertical slide way 26 is formed, the 6 fan-shaped blocks 25 are uniformly arranged on the circumference, so that the slide way 26 passes through the center of a circle, a cylinder 27 is arranged in the slide way 26 in a sliding manner, the cylinder 27 is connected with a fan-shaped baffle 29 through a connecting rod 28, the connecting rod 28 is arranged behind the fan-shaped blocks 25, the tail end of the connecting rod 28 is arranged on the outer side of the fan-shaped blocks 25, the tail end of the connecting rod 28 is connected with the fan-shaped baffle 29, the fan-shaped baffles 29 and the fan-shaped baffles 25 are uniformly arranged on the circumference, a large gear 30 is coaxially and rotatably arranged on the fan-shaped blocks 25 or the fan-shaped baffles 29, a radian groove 31 is formed in the large gear 30, the cylinder 27 is simultaneously arranged in the radian groove 31, when the large gear 30 rotates, due to the arc-shaped groove 31, the cylinder 27 moves in the slide way 26, the connecting rod 28 moves outwards, and the sector-shaped blocking piece 29 moves outwards, so that the diameter of the circle center of the sector-shaped blocking piece 29 is increased, the inner side of the sector-shaped blocking piece 29 is connected with the annular air bag 20, the large gear 30 is further meshed with the small gear 32, the small gear 32 is partially arranged outside the lower shell 5, and the small gear 32 is a thumb wheel.

By dialing the small gear 32, the small gear 32 is meshed with the large gear 30 to rotate, the arc-shaped groove 31 in the large gear 30 enables the cylinder 27 to move outwards in the slideway 26, the cylinder 27 enables the fan-shaped blocking piece 29 to expand outwards through the connecting rod 28, so that the annular air bag 20 is elongated, then the annular air bag 20 is inflated, the diameter area of the annular air bag 20 is enlarged, and the force of heart pressing is adjusted.

Claims

1. A cardiac compression device, comprising:

an upper case (1); the upper shell (1) is a cylinder with an upper through opening and a lower through opening;

an upper housing plug (2); the upper shell plug (2) is cylindrical and is arranged in the upper shell (1) in a sliding manner;

a middle shell (3); the middle shell (3) penetrates through the opening from top to bottom and is integrally arranged at the lower end of the upper shell (1), and the diameter of the middle shell (3) is smaller than that of the upper shell (1);

a middle shell plug (4); the middle shell plug (4) is cylindrical and is integrally arranged at the lower end of the upper shell plug (2), the diameter of the middle shell plug (4) is smaller than that of the upper shell plug (2), and the middle shell plug (4) is slidably arranged in the middle shell (3);

a lower case (5); the lower shell (5) is a cylinder with an upper opening and a lower opening, and a sliding groove (6) is formed in the inner side wall of the lower shell (5);

a lower housing plug (7); the lower shell plug (7) is connected to the lower end of the middle shell plug (4), a sliding block (8) is integrally connected to the lower shell plug (7), and the sliding block (8) is arranged in the sliding groove (6) in a sliding mode;

a guide rod (9) which extends to the upper end of the lower shell (5) and is arranged beside the middle shell (3) is vertically arranged in the sliding groove (6), the upper end of the guide rod (9) extends into the upper shell (1), a rotating ring (10) is fixedly sleeved on the guide rod (9), the guide rod (9) at the upper end of the rotating ring (10) is in threaded connection with the upper shell (1), and the guide rod (9) at the lower end of the rotating ring (10) is in smooth connection with the lower shell (5);

a baffle ring (11) is fixed at the lower end of the guide rod (9), and a sliding block (8) which is smoothly connected is sleeved at the baffle ring (11);

and a compression spring (12) is connected between the upper shell plug (2) and the lower shell plug (7).

2. A heart pressing device according to claim 1, wherein the upper end surface of the upper shell plug (2) is provided with a pressing groove (13).

3. A cardiac compression device as claimed in claim 2, wherein the compression slots (13) are hand-shaped in shape.

4. A cardiac compression device as claimed in claim 1, characterized in that two fixing rings (14) are inherently symmetrical outside the middle shell (3), the fixing rings (14) are respectively connected with a length-adjustable strap (15), the two straps (15) are detachably connected through a buckle (16), and the straps (15) are wound on the outer wall of the middle shell (3).

5. A heart pressing device according to claim 1, characterized in that the lower end of the middle shell plug (4) is integrally connected with a connecting ring (17), the lower shell plug (7) comprises a lower plug cover (18) connected with the connecting ring (17), and an elastic pressing pad (19) is fixedly connected in the lower plug cover (18).

6. A heart pressing device according to claim 5, characterized in that the pressing pad (19) is fixedly connected with the central bottom of the lower plug cover (18), the lower end of the pressing pad (19) is provided with an annular air bag (20) fixedly connected with the lower plug cover (18), the annular air bag (20) is connected with a pressing air bag (22) arranged outside through an air pipe (21), and the pressing air bag (22) is provided with an air inlet (23) and a deflation valve (24).

7. The heart pressing device according to claim 6, wherein the lower plug cover (18) comprises a bottom plate, a plurality of fan-shaped blocks (25) are fixed on the bottom plate, a slide way (26) leading to the circle center is formed between every two adjacent fan-shaped blocks (25), a cylinder (27) is arranged in the slide way (26) in a sliding mode, the cylinder (27) is connected with a fan-shaped blocking piece (29) arranged outside the fan-shaped blocks (25) through a connecting rod (28), a large gear (30) is coaxially and rotatably installed on each fan-shaped block (25), a cambered groove (31) is formed in each large gear (30), the cylinder (27) is arranged in the cambered groove (31), a small gear (32) is meshed with the large gear (30), and the small gear (32) is partially arranged outside the lower shell (5).