CN115006234A - External chest pressing device for cardio-pulmonary resuscitation - Google Patents

External chest pressing device for cardio-pulmonary resuscitation Download PDF

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Publication number
CN115006234A
CN115006234A CN202210545109.8A CN202210545109A CN115006234A CN 115006234 A CN115006234 A CN 115006234A CN 202210545109 A CN202210545109 A CN 202210545109A CN 115006234 A CN115006234 A CN 115006234A
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China
Prior art keywords
rod
gear
installation box
motor
limiting
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CN202210545109.8A
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Chinese (zh)
Inventor
游道锋
郑明奇
刘刚
乔秋阁
尹亚娟
陈利侠
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FIRST HOSPITAL OF HEBEI MEDICAL UNIVERSITY
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FIRST HOSPITAL OF HEBEI MEDICAL UNIVERSITY
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Priority to CN202210545109.8A priority Critical patent/CN115006234A/en
Publication of CN115006234A publication Critical patent/CN115006234A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H31/00Artificial respiration or heart stimulation, e.g. heart massage
    • A61H31/004Heart stimulation
    • A61H31/006Power driven
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H31/00Artificial respiration or heart stimulation, e.g. heart massage
    • A61H2031/001Artificial respiration or heart stimulation, e.g. heart massage fixed on the chest by suction

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  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • Epidemiology (AREA)
  • Pain & Pain Management (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Rehabilitation Therapy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Percussion Or Vibration Massage (AREA)

Abstract

The invention discloses an external chest compression device for cardio-pulmonary resuscitation, which comprises two support columns which are arranged in parallel, wherein the tops of the two support columns are respectively and vertically and symmetrically provided with a connecting rod, an installation seat is arranged between the two connecting rods, a telescopic rod is arranged on the rear side surface which is vertical to the installation seat, the movable end of the telescopic rod is provided with a compression mechanism, the two support columns are symmetrically communicated with slide rods which can move along the left and right directions, one ends of the two slide rods, which are close to the installation seat, are respectively provided with an arc-shaped fixing plate, the side surfaces, which are close to the installation seat, of the two support columns are respectively and vertically and symmetrically provided with a positioning mechanism, the insides of the two support columns are respectively provided with a power fixing mechanism, and the slide rods are respectively connected with the positioning mechanism and the power fixing mechanism. The cardiopulmonary resuscitator disclosed by the invention can solve the technical problems that the cardiopulmonary resuscitator on the market at present is large in size, poor in stability and inaccurate in positioning due to inconvenience in moving.

Description

External chest pressing device for cardio-pulmonary resuscitation
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to an external chest compression device for cardio-pulmonary resuscitation.
Background
Cardiopulmonary resuscitation, also known as CPR, is a rescue measure taken for cardiac activity and respiratory arrest, i.e., chest compression or other methods are applied to form temporary artificial circulation and recover cardiac spontaneous pulsation and blood circulation, and artificial respiration is used for replacing spontaneous respiration and recovering spontaneous respiration, so that the purposes of recovering resuscitation and saving life are achieved. It can provide emergency oxygen supply to heart, brain and vital organs of whole body to minimum extent after sudden cardiac arrest of patient, and provide the most basic life support for patient.
The most critical step of cardiopulmonary resuscitation is to perform chest compression for a patient, and the main modes of the cardiopulmonary resuscitation include three modes, namely manual free-hand compression; secondly, pressing by a manual pressing plate; thirdly, the cardio-pulmonary resuscitation instrument is used for automatic pressing. The three modes can effectively rescue patients with sudden cardiac arrest, but all have the defects that manual bare-handed pressing and manual pressing plate pressing are carried out continuously by doctors, if long-time operation is carried out, physical strength of medical staff is easily insufficient, and further tiny changes of the pressing pressure and position outside the chest are easily ignored, so that the situations of inaccurate positioning of the pressing part outside the chest, posture deformation and the like occur, and potential safety hazards are caused; though the cardiopulmonary resuscitation appearance can be pressed for a long time, the cardiopulmonary resuscitation machine on the existing market is large in size and poor in stability, and the positioning is not accurate enough due to the fact that the cardiopulmonary resuscitation machine is not convenient to move, the chest or the abdomen of a patient can not be fully rebounded by the pressing head in the working process, the cardiopulmonary resuscitation effect is reduced, and even damage can be caused to the body of the patient.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides an external chest compression device for cardio-pulmonary resuscitation.
In order to achieve the purpose, the invention adopts the technical scheme that:
an external chest compression device for cardiopulmonary resuscitation comprises two support columns which are arranged in parallel, wherein the tops of the two support columns are respectively and vertically and symmetrically provided with connecting rods, an installation seat is arranged between the two connecting rods, a telescopic rod is arranged on the rear side surface perpendicular to the installation seat, and a compression mechanism is arranged at the movable end of the telescopic rod;
the two support columns are symmetrically communicated with slide bars capable of moving in the left-right direction, one ends of the two slide bars, which are close to the mounting seat, are respectively provided with an arc-shaped fixing plate, the side faces, which are close to the mounting seat, of the two support columns are respectively and symmetrically provided with a positioning mechanism, the insides of the two support columns are respectively provided with a power fixing mechanism, and the slide bars are respectively connected with the positioning mechanisms and the power fixing mechanisms.
Preferably, every positioning mechanism contains first fixed block, second fixed block and sliding tray, first fixed block sets up perpendicularly in the bottom that is close to the side of mount pad on the support column, and on the side that is close to the mount pad on the support column was seted up to the sliding tray, the left surface of second fixed block and the tank bottom sliding connection of sliding tray, the second fixed block is located the top of first fixed block, has seted up on the support column and has supplied the through-hole of slide bar horizontal slip.
Preferably, each power fixing mechanism comprises a first gear track, a gear, a traction rod, a second gear track, a placing groove, a first motor and a limiting mechanism, wherein the first gear track is arranged on the lower surface of the sliding rod along the length direction of the sliding rod, the placing groove is arranged inside the supporting column and is arranged below the sliding rod, the top of the placing groove is communicated with the through hole, the bottom of the placing groove is communicated with the top of the sliding groove, the placing groove is of an L-shaped structure, the gear is arranged inside the placing groove, the first motor is arranged on the front side surface of the supporting column, an output shaft of the first motor is fixedly connected with the rotation rod, the rotation rod is respectively connected with the front side surface and the rear side surface of the supporting column through a bearing, the gear is fixedly connected with the rotation rod, the gear is meshed with the first gear track, and the top of the traction rod is connected with the top of the placing groove through a first spring, the bottom of the second fixing block is vertically connected with the upper surface of the second fixing block, the second gear track is arranged on the side face, close to the gear, of the traction rod, the second gear track is meshed with the gear, and the limiting mechanism is arranged on the side face, opposite to the side face where the second gear track is located, of the traction rod.
Preferably, every stop gear contains first stopper, second spring, second stopper and spacing hole, and first stopper sets up on the traction lever, and the one end and the first stopper of second spring are connected, and the other end is connected with the second stopper, and the second stopper is inconsistent with the lateral wall of standing groove, and spacing hole is seted up on the side that is close to the mount pad on the support column, and spacing hole is linked together with the standing groove, and spacing hole site is in the top of sliding tray, and the second stopper can be with spacing hole joint.
Preferably, pressing means contains install bin, elevating system, canceling release mechanical system, push rod and presses the sucking disc, the install bin is connected with the expansion end of telescopic link, and elevating system and canceling release mechanical system all set up in the inside of install bin, and elevating system and canceling release mechanical system are connected, and the push rod sets up in elevating system's bottom, and the install bin is run through and extend to the outside of install bin in the bottom of push rod to the bottom of push rod, presses the sucking disc to set up in the bottom of push rod.
Preferably, the lifting mechanism comprises a screw, a threaded block, a first movable plate and a second movable plate, a second motor is arranged at the top of the installation box, an output shaft of the second motor is fixedly connected with the top end of the screw, the bottom end of the screw is connected with the inner side wall of the bottom of the installation box through a bearing, the threaded block is sleeved on the screw, the first movable plate is connected with the threaded block, the second movable plate is arranged below the first movable plate, the bottom of the second movable plate is connected with the inner wall of the bottom of the installation box through a third spring, and the top of the push rod is connected with the bottom of the second movable plate.
Preferably, the reset mechanism comprises a third gear track, a half gear, a pull rod and a third motor, the top of the pull rod is connected with the inner wall of the top of the installation box through a fourth spring, the bottom of the pull rod penetrates through the first movable plate and is fixedly connected with the top of the second movable plate, the third gear track is arranged on the rear side face of the pull rod, the third motor is arranged on the left side face of the installation box, an output shaft of the third motor is fixedly connected with a transmission rod, the transmission rod is respectively connected with the left side wall and the right side wall of the installation box through a bearing, the half gear is fixedly sleeved on the transmission rod, and the half gear can be meshed with the third gear track.
Preferably, the first moving plate is provided with a positioning hole through which the pull rod and the third gear rail can pass.
Compared with the prior art, the invention has the beneficial effects that:
(1) according to the external chest compression device for cardiopulmonary resuscitation, through the design of the positioning mechanism and the power fixing mechanism, the device can be fixed on the left side and the right side of an ambulance cot or an ambulance table through the first fixing block and the second fixing block, meanwhile, the left shoulder and the right shoulder of a patient can be respectively limited and fixed in a left-right mode through the two fixing plates, and the second fixing block can be limited through the setting of the limiting mechanism, so that the operation is simplified, the fixing stability is improved, and the problem that the rescue is influenced due to the displacement of the device and the patient in the rescue process is solved;
(2) according to the invention, through the design of the telescopic rod, the transverse position of the pressing mechanism can be adjusted according to the height of a patient, so that the rescue use of people with different heights can be met;
(3) the invention can adjust the longitudinal position of the pressing sucker according to the fat and thin condition of the patient through the design of the lifting mechanism, thereby being capable of satisfying the rescue use of different fat and thin patients, and the invention can be meshed with the third gear track through the half gear interval through the design of the resetting mechanism, thereby enabling the pressing sucker to automatically press and reset, and further being capable of better performing chest pressing;
(4) the resetting mechanism and the lifting mechanism are jointly used, and can be jointly placed in the mounting box, so that the lifting purpose can be achieved, and meanwhile, pressing can be performed.
Drawings
Fig. 1 is a schematic front view of a chest compression device for cardiopulmonary resuscitation according to an embodiment of the present invention;
FIG. 2 is a front cross-sectional view of a chest compression device for cardiopulmonary resuscitation provided in an embodiment of the present invention;
FIG. 3 is an enlarged partial view of portion A of FIG. 2;
FIG. 4 is a right side view of a left side support post in an embodiment of the present invention;
FIG. 5 is a right side view of an external chest compression device for cardiopulmonary resuscitation provided in accordance with an embodiment of the present invention;
FIG. 6 is a cross-sectional view of the pressing mechanism in an inoperative state according to an embodiment of the present invention;
FIG. 7 is a cross-sectional view of the pressing mechanism in an operating state of the elevating mechanism in the embodiment of the present invention;
FIG. 8 is a cross-sectional view of the pressing mechanism with the lifting mechanism and the returning mechanism in operation in an embodiment of the present invention;
in the figure: 1. a support pillar; 2. a connecting rod; 3. a mounting seat; 4. a telescopic rod; 5. a pressing mechanism; 6. a slide bar; 7. a fixing plate; 8. a first fixed block; 9. a second fixed block; 10. a sliding groove; 11. a through hole; 12. a first gear track; 13. a gear; 14. a draw bar; 15. a second gear track; 16. a placement groove; 17. a first motor; 18. rotating the rod; 19. a first spring; 20. a first stopper; 21. a second spring; 22. a second limiting block; 23. a limiting hole; 24. installing a box; 25. a push rod; 26. pressing the sucker; 27. a screw; 28. a thread block; 29. a first moving plate; 30. a second moving plate; 31. a second motor; 32. a third spring; 33. a third gear track; 34. a half gear; 35. a pull rod; 36. a third motor; 37. a fourth spring; 38. a transmission rod; 39. positioning holes; 40. a protective pad.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
As shown in fig. 1 to 7, the external chest compression device for cardiopulmonary resuscitation according to an embodiment of the present invention is characterized by comprising two support columns 1 arranged in parallel, wherein the tops of the two support columns 1 are respectively and vertically and symmetrically provided with a connecting rod 2, an installation base 3 is arranged between the two connecting rods 2, a telescopic rod 4 is arranged on the rear side surface perpendicular to the installation base 3, and a compression mechanism 5 is arranged at the movable end of the telescopic rod 4;
the two support columns 1 are symmetrically communicated with slide rods 6 capable of moving in the left-right direction, one ends of the two slide rods 6 close to the mounting seat 3 are respectively provided with an arc-shaped fixing plate 7, the side faces of the two support columns 1 close to the mounting seat 3 are respectively and vertically and symmetrically provided with a positioning mechanism, the insides of the two support columns 1 are respectively provided with a power fixing mechanism, and the slide rods 6 are respectively connected with the positioning mechanisms and the power fixing mechanisms.
Every positioning mechanism contains first fixed block 8, second fixed block 9 and sliding tray 10, first fixed block 8 sets up perpendicularly in the bottom that is close to the side of mount pad 3 on support column 1, and on sliding tray 10 seted up the side that is close to mount pad 3 on support column 1, the left surface of second fixed block 9 and the tank bottom sliding connection of sliding tray 10, second fixed block 9 is located the top of first fixed block 8, sets up on the support column 1 and can supply the through-hole 11 of 6 horizontal slideings of slide bar.
Each power fixing mechanism comprises a first gear track 12, a gear 13, a traction rod 14, a second gear track 15, a placing groove 16, a first motor 17 and a limiting mechanism, wherein the first gear track 15 is arranged on the lower surface of the sliding rod 6 along the length direction of the sliding rod 6, the placing groove 16 is arranged inside the supporting column 1, the placing groove 16 is arranged below the sliding rod 6, the top of the placing groove 16 is communicated with the through hole 11, the bottom of the placing groove 16 is communicated with the top of the sliding groove 10, the placing groove 16 is of an L-shaped structure, the gear 13 is arranged inside the placing groove 16, the first motor 17 is arranged on the front side surface of the supporting column 1, the output shaft of the first motor 17 is fixedly connected with a rotating rod 18, the rotating rod 18 is respectively connected with the front side surface and the rear side surface of the supporting column 1 through a bearing, the gear 13 is fixedly connected with the rotating rod 18, and the gear 13 is meshed with the first gear track 12, the top of the traction rod 14 is connected with the top of the placing groove 16 through a first spring 19, the bottom of the traction rod is vertically connected with the upper surface of the second fixing block 9, the second gear track 15 is arranged on the side surface, close to the gear 13, of the traction rod 14, the second gear track 15 is meshed with the gear 13, and the limiting mechanism is arranged on the side surface, opposite to the side surface where the second gear track 15 is arranged, of the traction rod 14.
Every stop gear contains first stopper 20, second spring 21, second stopper 22 and spacing hole 23, and first stopper 20 sets up on traction lever 14, and the one end of second spring 21 is connected with first stopper 20, and the other end is connected with second stopper 22, and second stopper 22 is inconsistent with the lateral wall of standing groove 16, and spacing hole 23 is seted up on the side that is close to mount pad 3 on support column 1, and spacing hole 23 is linked together with standing groove 16, and spacing hole 23 is located the top of sliding tray 10, and second stopper 22 can be connected with spacing hole 23 joint.
Pressing means contains install bin 24, elevating system, canceling release mechanical system, push rod 25 and presses sucking disc 26, install bin 24 is connected with the expansion end of telescopic link 4, and elevating system and canceling release mechanical system all set up in the inside of install bin 24, and elevating system and canceling release mechanical system are connected, and push rod 25 sets up in elevating system's bottom, and install bin 3 is run through and extend to the outside of install bin 3 in the bottom of push rod 25, presses sucking disc 26 to set up in the bottom of push rod 25.
The lifting mechanism comprises a screw 27, a threaded block 28, a first moving plate 29 and a second moving plate 30, a second motor 31 is arranged at the top of the installation box 24, an output shaft of the second motor 31 is fixedly connected with the top end of the screw 27, the bottom end of the screw 27 is connected with the inner side wall of the bottom of the installation box 24 through a bearing, the threaded block 28 is sleeved on the screw 27, the first moving plate 29 is connected with the threaded block 28, the second moving plate 30 is arranged below the first moving plate 29, the bottom of the second moving plate 30 is connected with the inner wall of the bottom of the installation box 24 through a third spring 32, and the top of the push rod 25 is connected with the bottom of the second moving plate 30.
The reset mechanism comprises a third gear track 33, a half gear 34, a pull rod 35 and a third motor 36, the top of the pull rod 35 is connected with the inner wall of the top of the installation box 24 through a fourth spring 37, the bottom of the pull rod 35 penetrates through the first moving plate 29 and is fixedly connected with the top of the second moving plate 30, the third gear track 33 is arranged on the rear side face of the pull rod 35, the third motor 36 is arranged on the left side face of the installation box 24, an output shaft of the third motor 36 is fixedly connected with a transmission rod 38, the transmission rod 38 is respectively connected with the left side wall and the right side wall of the installation box 34 through bearings, the half gear 34 is fixedly sleeved on the transmission rod 38, and the half gear 34 and the third gear track 33 can be meshed.
The first moving plate 29 is provided with a positioning hole 39 through which the pull rod 35 and the third gear track 33 can pass.
A protective pad 40 is arranged on the inner side surface of the fixing plate 7.
When the external chest compression device for cardiopulmonary resuscitation provided by the embodiment of the invention is used, firstly, the left side edge and the right side edge of an ambulance cot or an ambulance table are respectively clamped between a first fixing block 8 and a second fixing block 9 on a corresponding supporting column 1, when an emergency patient lies on the ambulance cot or the ambulance table flatly, two supporting columns 1 respectively slide to be positioned above the neck or the face of the patient along the left side edge and the right side edge of the ambulance table or the ambulance table in a translation manner, two first motors 17 are started, the first motors 17 drive gears 13 to rotate, further two first gear rails 12 engaged with the gears 13 are driven to move close to each other and drive two second gear rails 15 engaged with the gears 13 to move downwards, the second gear rails 15 move downwards to push the second fixing block 9 to move downwards along a sliding groove 10, when the second fixing block 9 moves to be in close contact with the upper surface of the ambulance table or the ambulance table, at the moment, the second gear track 15 is separated from the gear 13, no longer applies pressure to the second fixed block 9, meanwhile, the second limiting block 22 reaches a position flush with the limiting hole 23, under the action of the restoring force of the second spring 21, the second limiting block 22 enters the limiting hole 23 to limit the second fixed block 9, the second fixed block 9 is vibrated to be displaced in the pressing process of the device, the two first gear tracks 12 still approach to each other to move, when the two first gear tracks 12 are in close contact with the outer sides of the two shoulders of the emergency patient, the first motor 17 is closed to realize the fixation of the upper body of the emergency patient, then the telescopic rod 4 is pulled to adjust the position of the pressing sucker 26 to be right above the part to be pressed, then the second motor 31 is started, the second motor 31 drives the screw rod 27 to rotate to drive the screw block 28 to move up and down, and then the first moving plate 29 and the second moving plate 30 are driven to move up and down, and further the push rod 25 and the pressing sucker 26 are driven to move up and down, the height of the pressing sucker 26 is adjusted, when the height of the pressing sucker 26 meets the pressing requirement, the second motor 31 is turned off, the third motor 36 is started, the half gear 34 is driven to rotate, and then the third gear rail 33 is driven to intermittently move downwards, when the third gear rail 33 moves downwards, the pressing sucker 26 moves downwards to press the chest, and when the third gear rail 33 moves upwards under the restoring force of the third spring 32, the pressing is stopped, so that emergency treatment is realized.
In summary, the external chest compression device for cardiopulmonary resuscitation provided by the embodiment of the present invention, through the design of the positioning mechanism and the power fixing mechanism, can fix the device on the left and right sides of the ambulance cot or the ambulance table through the first fixing block and the second fixing block, and can perform left and right limiting fixation on the left shoulder and the right shoulder of the patient through the two fixing plates respectively, and through the setting of the limiting mechanism, can perform limiting on the second fixing block, which not only simplifies the operation, but also improves the stability of the fixation, and avoids the problem that the rescue is affected by the displacement of the device and the patient during the rescue process; through the design of the telescopic rod, the transverse position of the pressing mechanism can be adjusted according to the height of a patient, so that people with different heights can be rescued; meanwhile, the longitudinal position of the pressing sucker can be adjusted according to the fat and thin condition of a patient through the design of the lifting mechanism, so that the rescue use of different fat and thin patients can be met, and the pressing sucker can be automatically pressed and reset through the intermittent meshing of the half gear and the third gear track through the design of the resetting mechanism, so that the external chest pressing can be better carried out; in addition, through canceling release mechanical system and elevating system's combined use, can place both in the install bin jointly to can also press when reaching the purpose of going up and down, compare with the device of establishing alone now, the volume reduces by a wide margin, thereby can increase doctor's the field of vision, the doctor of being convenient for observes, thereby realizes better location and succour effect.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (9)

1. The external chest compression device for cardiopulmonary resuscitation is characterized by comprising two support columns (1) which are arranged in parallel, wherein the tops of the two support columns (1) are respectively and vertically and symmetrically provided with a connecting rod (2), a mounting seat (3) is arranged between the two connecting rods (2), a telescopic rod (4) is arranged on the rear side surface perpendicular to the mounting seat (3), and a compression mechanism (5) is arranged at the movable end of the telescopic rod (4);
the two support columns (1) are symmetrically communicated with each other and provided with slide rods (6) capable of moving in the left-right direction, one ends, close to the mounting seats (3), of the two slide rods (6) are respectively provided with an arc-shaped fixing plate (7), the side faces, close to the mounting seats (3), of the two support columns (1) are respectively and symmetrically provided with a positioning mechanism in a perpendicular mode, the insides of the two support columns (1) are respectively provided with a power fixing mechanism, and the slide rods (6) are respectively connected with the positioning mechanism and the power fixing mechanism.
2. The chest compression device for cardiopulmonary resuscitation according to claim 1, wherein each positioning mechanism comprises a first fixing block (8), a second fixing block (9), and a sliding groove (10), the first fixing block (8) is vertically disposed at the bottom of the side surface of the support column (1) close to the mount base (3), the sliding groove (10) is disposed at the side surface of the support column (1) close to the mount base (3), the left side surface of the second fixing block (9) is slidably connected with the groove bottom of the sliding groove (10), the second fixing block (9) is disposed above the first fixing block (8), and the support column (1) is provided with a through hole (11) for the slide bar (6) to slide left and right.
3. The external chest compression device for cardiopulmonary resuscitation as set forth in claim 2, wherein each of said power fastening mechanisms comprises a first gear rail (12), a gear (13), a traction rod (14), a second gear rail (15), a placement groove (16), a first motor (17), and a limiting mechanism, said first gear rail (15) is disposed on the lower surface of the sliding rod (6) along the length direction of the sliding rod (6), the placement groove (16) is opened inside the supporting post (1), and the placement groove (16) is disposed below the sliding rod (6), the top of the placement groove (16) is communicated with the through hole (11), the bottom of the placement groove (16) is communicated with the top of the sliding groove (10), the placement groove (16) is of "L" type structure, the gear (13) is disposed inside the placement groove (16), the first motor (17) is disposed on the front side surface of the supporting post (1), an output shaft of the first motor (17) is fixedly connected with a rotating rod (18), the rotating rod (18) is connected with the front side face and the rear side face of the supporting column (1) through bearings respectively, a gear (13) is fixedly connected with the rotating rod (18), the gear (13) is meshed with a first gear rail (12), the top of the traction rod (14) is connected with the top of the placing groove (16) through a first spring (19), the bottom of the traction rod is vertically connected with the upper surface of the second fixing block (9), a second gear rail (15) is arranged on the side face, close to the gear (13), of the traction rod (14), a second gear rail (15) is meshed with the gear (13), and a limiting mechanism is arranged on the side face, opposite to the side face where the second gear rail (15) is located, of the traction rod (14).
4. The external chest compression device for cardiopulmonary resuscitation according to claim 3, wherein each of the limiting mechanisms comprises a first limiting block (20), a second spring (21), a second limiting block (22) and a limiting hole (23), the first limiting block (20) is disposed on the traction rod (14), one end of the second spring (21) is connected with the first limiting block (20), the other end of the second spring is connected with the second limiting block (22), the second limiting block (22) abuts against a side wall of the placement groove (16), the limiting hole (23) is disposed on a side surface of the support column (1) close to the mounting seat (3), the limiting hole (23) is communicated with the placement groove (16), the limiting hole (23) is located above the sliding groove (10), and the second limiting block (22) can be clamped with the limiting hole (23).
5. The external chest compression device for cardiopulmonary resuscitation according to claim 1, wherein the compression mechanism comprises an installation box (24), a lifting mechanism, a resetting mechanism, a push rod (25) and a compression sucker (26), the installation box (24) is connected with the movable end of the telescopic rod (4), the lifting mechanism and the resetting mechanism are both arranged inside the installation box (24), the lifting mechanism and the resetting mechanism are connected, the push rod (25) is arranged at the bottom of the lifting mechanism, the bottom of the push rod (25) penetrates through the installation box (3) and extends to the outer side of the installation box (3), and the compression sucker (26) is arranged at the bottom of the push rod (25).
6. The chest compression device for cardiopulmonary resuscitation of claim 5, the lifting mechanism comprises a screw rod (27), a thread block (28), a first moving plate (29) and a second moving plate (30), a second motor (31) is arranged at the top of the installation box (24), an output shaft of the second motor (31) is fixedly connected with the top end of the screw rod (27), the bottom end of the screw rod (27) is connected with the inner side wall of the bottom of the installation box (24) through a bearing, the thread block (28) is sleeved on the screw rod (27), the first moving plate (29) is connected with the thread block (28), the second moving plate (30) is arranged below the first moving plate (29), the bottom of the second moving plate (30) is connected with the inner wall of the bottom of the installation box (24) through a third spring (32), and the top of the push rod (25) is connected with the bottom of the second moving plate (30).
7. The chest compression device for cardiopulmonary resuscitation of claim 6, the reset mechanism comprises a third gear track (33), a half gear (34), a pull rod (35) and a third motor (36), the top of the pull rod (35) is connected with the inner wall of the top of the installation box (24) through a fourth spring (37), the bottom of the pull rod (35) penetrates through the first movable plate (29) and is fixedly connected with the top of the second movable plate (30), the third gear track (33) is arranged on the rear side face of the pull rod (35), the third motor (36) is arranged on the left side face of the installation box (24), an output shaft of the third motor (36) is fixedly connected with a transmission rod (38), the transmission rod (38) is respectively connected with the left side wall and the right side wall of the installation box (34) through bearings, the half gear (34) is fixedly sleeved on the transmission rod (38), and the half gear (34) can be meshed with the third gear track (33).
8. The chest compression device for cardiopulmonary resuscitation of claim 6, wherein the first moving plate (29) defines a positioning hole (39) for the pull rod (35) and the third gear track (33) to pass through.
9. The chest compression device for cardiopulmonary resuscitation as claimed in claim 1, characterized in that a protective pad (40) is arranged on the inner side of the fixation plate (7).
CN202210545109.8A 2022-05-19 2022-05-19 External chest pressing device for cardio-pulmonary resuscitation Pending CN115006234A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210545109.8A CN115006234A (en) 2022-05-19 2022-05-19 External chest pressing device for cardio-pulmonary resuscitation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210545109.8A CN115006234A (en) 2022-05-19 2022-05-19 External chest pressing device for cardio-pulmonary resuscitation

Publications (1)

Publication Number Publication Date
CN115006234A true CN115006234A (en) 2022-09-06

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Application Number Title Priority Date Filing Date
CN202210545109.8A Pending CN115006234A (en) 2022-05-19 2022-05-19 External chest pressing device for cardio-pulmonary resuscitation

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116713540A (en) * 2023-08-08 2023-09-08 山东华宸高压容器集团有限公司 A scrape end machine for processing seamless gas cylinder of steel

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116713540A (en) * 2023-08-08 2023-09-08 山东华宸高压容器集团有限公司 A scrape end machine for processing seamless gas cylinder of steel
CN116713540B (en) * 2023-08-08 2023-10-20 山东华宸高压容器集团有限公司 A scrape end machine for processing seamless gas cylinder of steel

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