CN113057875A - External chest pressing device for surgical first aid - Google Patents
External chest pressing device for surgical first aid Download PDFInfo
- Publication number
- CN113057875A CN113057875A CN202110306115.3A CN202110306115A CN113057875A CN 113057875 A CN113057875 A CN 113057875A CN 202110306115 A CN202110306115 A CN 202110306115A CN 113057875 A CN113057875 A CN 113057875A
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- China
- Prior art keywords
- side wall
- fixedly connected
- mounting seat
- shaft
- cover plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000001125 extrusion Methods 0.000 claims abstract description 35
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 230000006835 compression Effects 0.000 claims description 30
- 238000007906 compression Methods 0.000 claims description 30
- 210000000038 chest Anatomy 0.000 claims description 19
- 230000001788 irregular Effects 0.000 claims description 11
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000001356 surgical procedure Methods 0.000 claims description 3
- 210000000115 thoracic cavity Anatomy 0.000 claims 1
- 238000002680 cardiopulmonary resuscitation Methods 0.000 abstract description 8
- 206010049418 Sudden Cardiac Death Diseases 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 208000014221 sudden cardiac arrest Diseases 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 208000010496 Heart Arrest Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000003727 cerebral blood flow Effects 0.000 description 1
- 210000004351 coronary vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 210000000779 thoracic wall Anatomy 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL 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
- A61H31/00—Artificial respiration by a force applied to the chest; Heart stimulation, e.g. heart massage
- A61H31/004—Heart stimulation
- A61H31/006—Power driven
Landscapes
- 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 pressing device for surgical first aid, which comprises an upper cover plate, wherein supporting plates are arranged on two sides of the upper cover plate, an adjustable moving assembly is arranged in each supporting plate, the upper cover plate is connected with a mounting seat through a quick telescopic assembly, an arc-shaped rubber layer is arranged at the bottom in the mounting seat, a pressing groove is formed in the mounting seat, an extrusion disc is arranged in each pressing groove, a transmission cavity is formed in the mounting seat, a servo motor is arranged in each transmission cavity, and each servo motor is connected with a rotating shaft through a transmission assembly. When the device is used, the device can be quickly adjusted through the moving wheel, so that the extrusion disc is positioned right above the pressing position, the extrusion disc is quickly moved downwards through the upper support rod, the lower support rod, the adjusting block and the thread adjusting column which are arranged on the upper cover plate, the extrusion disc is driven by the servo motor after being moved to the pressing position, the extrusion disc is extruded up and down under the action of the linkage rod on the rotating disc, and the cardio-pulmonary resuscitation pressing of a patient is ensured.
Description
Technical Field
The invention relates to the technical field of surgical emergency devices, in particular to an external chest pressing device for surgical emergency treatment.
Background
Once sudden cardiac arrest occurs, if the sudden cardiac arrest can not be rescued for resuscitation immediately and timely, irreversible damage to the brain and other important organs and tissues of a patient can be caused after 4-6 min, so that the cardio-pulmonary resuscitation after the sudden cardiac arrest is a skill which medical staff must learn; however, in practice, the compression of cardiopulmonary resuscitation is very hard, the compression frequency of adults is at least 100 times/min, the compression depth is at least 125px, the thorax is allowed to be completely restored after each compression, the operation with high intensity is difficult for some female nurses, and the compression quality of an operator begins to decrease after 2 minutes from the beginning of the compression (the frequency and amplitude are not ideal and the chest wall is reset), which can reduce the resuscitation success rate, and the replacement of the operator can cause the interruption of the compression, the excessive interruption of the compression can also cause the interruption of the coronary artery and cerebral blood flow, and the resuscitation success rate is obviously reduced. Therefore, there is a need for a first aid device for chest compressions that can replace or assist an operator, and a first aid device for surgical chest compressions has been proposed.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an external chest compression device for surgical emergency treatment, which can rapidly adjust equipment through a moving wheel, so that a compression plate is positioned right above a compression position, the compression plate is rapidly moved downwards through an upper support rod, a lower support rod, an adjusting block and a thread adjusting column which are arranged on an upper cover plate, the compression plate is driven by a servo motor after being moved to the compression position, and the compression plate is vertically compressed under the action of a linkage rod on a rotating plate, so that the cardio-pulmonary resuscitation compression of a patient is ensured.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a surgery is outer press device of chest for first aid, includes the upper cover plate, the upper cover plate both sides all are provided with the backup pad, be provided with adjustable removal subassembly in the backup pad, the upper cover plate is connected with the mount pad through quick flexible subassembly, the bottom is provided with the arc rubber layer in the mount pad, it presses the groove to have seted up in the mount pad, it is provided with the extrusion dish to press the inslot, the transmission chamber has been seted up in the mount pad, be provided with servo motor in the transmission chamber, servo motor is connected with the axis of rotation through transmission subassembly, the equal fixedly connected with rolling disc in axis of rotation both sides, the rolling disc is connected with the extrusion post through intermittent type linkage subassembly, two the equal fixed connection of extrusion post is at the extrusion dish upper surface.
Preferably, the quick telescopic assembly comprises an upper supporting rod connected to the upper cover plate in a rotating mode through a first connecting piece, the top of the mounting seat is connected with a lower supporting rod through a second connecting piece, the lower supporting rod and the upper supporting rod rotate together to be connected with an adjusting block, a threaded hole penetrating through the side wall is formed in the adjusting block, two adjusting blocks which are arranged oppositely are connected with a thread adjusting column through common threads, and the end portion of the thread adjusting column is fixedly connected with a knob.
Preferably, the transmission assembly comprises a driving shaft fixedly connected to the output end of the servo motor, a driving gear is fixedly connected to the outer side wall of the driving shaft, a transmission gear is fixedly connected to the outer side wall of the rotating shaft, and the driving gear is meshed with the transmission gear.
Preferably, a U-shaped supporting block is arranged in the transmission cavity, a rotating hole penetrating through the side wall is formed in the U-shaped supporting block, and the rotating shaft penetrates through the rotating hole and is rotatably connected with the inner side wall of the rotating hole.
Preferably, the intermittent type linkage subassembly includes the centrifugal shaft of fixed connection on the rolling disc lateral wall, the centrifugal shaft lateral wall rotates and is connected with the gangbar, the connector has been seted up at the extrusion post top, fixedly connected with connecting axle in the connector, the gangbar other end rotates with the connecting axle and is connected.
Preferably, the stabilizing component comprises a side block fixedly connected to the side wall of the mounting seat, a vertical opening penetrating through the side wall is formed in the side block, a limiting column is connected in the vertical opening in a sliding mode, a stable contact block is fixedly connected to the bottom of the limiting column and is connected with the side block through a buffer spring arranged on the outer side wall of the limiting column in a sleeved mode.
Preferably, the adjustable subassembly that removes is including seting up the irregular notch in the backup pad, irregular notch inner wall fixedly connected with fixed axle, the fixed axle lateral wall rotates and is connected with the removal post, it is connected with the removal wheel through the pivot to remove the toe portion, remove the post lateral wall and offer the spout that is "T" type, the spout inner wall has the locking post that is "L" type through contradicting spring coupling, the locking mouth with locking post looks adaptation is seted up to irregular notch inner wall.
Preferably, the bottom of the extrusion disc is provided with a groove, and an air bag layer for buffering is arranged in the groove.
Compared with the prior art, the invention has the beneficial effects that:
when the device is used, the device can be quickly adjusted through the moving wheel, so that the extrusion disc is positioned right above the pressing position, the extrusion disc is quickly moved downwards through the upper support rod, the lower support rod, the adjusting block and the thread adjusting column which are arranged on the upper cover plate, the extrusion disc is driven by the servo motor after being moved to the pressing position, the extrusion disc is extruded up and down under the action of the linkage rod on the rotating disc, and the cardio-pulmonary resuscitation pressing of a patient is ensured.
Drawings
Fig. 1 is a schematic structural view of an external chest compression device for surgical emergency treatment according to the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic side sectional view of a first-aid chest compression device according to the present invention;
FIG. 4 is a schematic side view of a first-aid chest compression device according to the present invention;
fig. 5 is a schematic structural view of an intermittent linkage assembly of the external chest compression device for surgical emergency treatment according to the present invention.
In the figure: the device comprises an upper cover plate 1, a support plate 2, a mounting seat 3, an arc rubber layer 4, an extrusion disc 5, a transmission cavity 6, a servo motor 7, a rotating shaft 8, a rotating disc 9, an extrusion column 10, an upper support rod 11, an adjusting block 12, a thread adjusting column 13, a knob 14, a drive shaft 15, a drive gear 16, a transmission gear 17, a U-shaped support block 18, a centrifugal shaft 19, a linkage rod 20, a connecting shaft 21, a side block 22, a limiting column 23, a stable abutting block 24, an irregular notch 25, a movable column 26, a movable wheel 27, a locking column 28, a locking opening 29, an air bag layer 30 and a lower support rod 31.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, a surgery is external chest press device for first aid, including upper cover plate 1, upper cover plate 1 both sides all are provided with backup pad 2, be provided with adjustable removal subassembly in the backup pad 2, furthermore, adjustable removal subassembly is including seting up the irregular notch 25 in backup pad 2, the fixed axle of irregular notch 25 inner wall fixedly connected with, the fixed axle lateral wall rotates and is connected with removal post 26, it is connected with removal wheel 27 through the pivot to remove post 26 bottom, remove the spout that the post 26 lateral wall was seted up and be "T" type, the spout inner wall has the lock post 28 that is "L" type through contradicting the spring coupling, the locking mouth 29 with lock post looks adaptation is seted up to irregular notch 25 inner wall.
The upper cover plate 1 is connected with a mounting seat 3 through a quick telescopic assembly, further, the quick telescopic assembly comprises an upper support rod 11 which is rotatably connected onto the upper cover plate 1 through a first connecting piece, the top of the mounting seat 3 is connected with a lower support rod 31 through a second connecting piece, the lower support rod 31 and the upper support rod 11 are jointly rotatably connected with an adjusting block 12, a threaded hole which penetrates through a side wall is formed in the adjusting block 12, two adjusting blocks 12 which are oppositely arranged are jointly connected with a threaded adjusting column 13 through a common thread, and the end part of the threaded adjusting column 13 is fixedly connected with a knob 14, wherein the thread directions of two thread layers on the threaded adjusting column 13 are opposite, so that the two adjusting blocks 12 move relatively;
the bottom in the mounting seat 3 is provided with an arc-shaped rubber layer 4, a pressing groove is formed in the mounting seat 3, an extrusion disc 5 is arranged in the pressing groove, furthermore, the bottom of the extrusion disc 5 is provided with a groove, and an air bag layer 30 for buffering is arranged in the groove;
Both sides of the rotating shaft 8 are fixedly connected with rotating discs 9, the rotating discs 9 are connected with extrusion columns 10 through intermittent linkage assemblies, furthermore, the intermittent linkage assemblies comprise centrifugal shafts 19 fixedly connected to the side walls of the rotating discs 9, the outer side walls of the centrifugal shafts 19 are rotatably connected with linkage rods 20, connectors are arranged at the tops of the extrusion columns 10, connecting shafts 21 are fixedly connected in the connecting ports, and the other ends of the linkage rods 20 are rotatably connected with the connecting shafts 21;
the two extrusion columns 10 are fixedly connected to the upper surface of the extrusion disc 5, and the side walls of the two sides of the mounting seat 3 are provided with stabilizing components; further, stabilize the subassembly and include side piece 22 of fixed connection on the 3 lateral walls of mount pad, set up the vertical mouth that runs through the lateral wall on the side piece 22, sliding connection has spacing post 23 in the vertical mouth, spacing post 23 bottom fixedly connected with stabilizes the contact block 24, stabilize contact block 24 and establish buffer spring and side piece 22 on spacing post 23 lateral wall through the cover and be connected, through setting up buffer spring, make when stabilizing contact block 24 and ground and contact, can compress buffer spring, make when driving at servo motor 7, can effectually avoid vibrations.
When a patient with cardiac arrest is subjected to cardiopulmonary resuscitation, the patient is stably placed on the ground or a bed board, the equipment is moved to the patient, the position of the extrusion disc 5 on the patient is judged according to experience, the support plate 2 is moved left, right, front and back to enable the extrusion disc 5 to be just at the cardiopulmonary resuscitation extrusion position, the locking column 28 arranged on the moving column 26 is pulled at the moment, the locking column 28 is moved out of the locking opening 29, the moving wheel 27 is rotated and moved into the irregular notch 25 to be stored, the equipment is stably supported through the support plate 2, and the deviation of the equipment is avoided;
according to the fat and thin of a patient, a knob 14 is manually rotated to enable a thread adjusting column 13 to rotate, the thread adjusting column 13 drives two adjusting blocks 12 to approach each other, an upper support rod 11 and a mounting seat 3 under the action of a lower support rod 31 move downwards rapidly, an arc-shaped rubber layer 4 on the mounting seat 3 is just contacted with the skin of the patient, at the moment, a servo motor 7 is started, the servo motor 7 drives a driving shaft 15 connected with the servo motor to rotate, the driving shaft 15 drives a transmission gear 17 to rotate through a driving gear 16, the transmission gear 17 drives a fixedly connected rotating shaft 8 to rotate when rotating, rotating discs 9 arranged at two ends of the rotating shaft 8 can rotate, a linkage rod 20 arranged on the rotating discs 9 can enable an extrusion column 10 to move up and down in the rotating process of the rotating discs, the extrusion column 10 can move up and down to drive an extrusion disc 5 connected with the extrusion column to carry out cardio-pulmonary resuscitation on the patient, ensuring timely rescue of the patient.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The external chest pressing device for the surgical first aid comprises an upper cover plate (1) and is characterized in that supporting plates (2) are arranged on two sides of the upper cover plate (1), adjustable moving assemblies are arranged in the supporting plates (2), the upper cover plate (1) is connected with a mounting seat (3) through a quick telescopic assembly, an arc rubber layer (4) is arranged at the bottom in the mounting seat (3), a pressing groove is formed in the mounting seat (3), an extrusion disc (5) is arranged in the pressing groove, a transmission cavity (6) is formed in the mounting seat (3), a servo motor (7) is arranged in the transmission cavity (6), the servo motor (7) is connected with a rotating shaft (8) through a transmission assembly, rotating discs (9) are fixedly connected on two sides of the rotating shaft (8), and the rotating discs (9) are connected with extrusion columns (10) through an intermittent linkage assembly, two equal fixed connection of extrusion post (10) is in extrusion dish (5) upper surface, mount pad (3) both sides lateral wall is provided with stable subassembly.
2. The external chest compression device for surgical emergency treatment according to claim 1, wherein the quick telescopic assembly comprises an upper support rod (11) rotatably connected to the upper cover plate (1) through a first connecting piece, the top of the mounting seat (3) is connected with a lower support rod (31) through a second connecting piece, the lower support rod (31) and the upper support rod (11) are rotatably connected with an adjusting block (12) together, the adjusting block (12) is provided with a threaded hole penetrating through the side wall, the two oppositely arranged adjusting blocks (12) are in threaded connection with a threaded adjusting column (13) together, and the end of the threaded adjusting column (13) is fixedly connected with a knob (14).
3. The external chest compression device for emergency surgical treatment according to claim 1, wherein the transmission assembly comprises a driving shaft (15) fixedly connected to the output end of the servo motor (7), a driving gear (16) is fixedly connected to the outer side wall of the driving shaft (15), a transmission gear (17) is fixedly connected to the outer side wall of the rotating shaft (8), and the driving gear (16) is meshed with the transmission gear (17).
4. The external chest compression device for surgical emergency treatment according to claim 1, wherein a U-shaped support block (18) is disposed in the transmission cavity (6), a rotation hole is formed through the side wall of the U-shaped support block (18), and the rotation shaft (8) penetrates through the rotation hole and is rotatably connected with the inner side wall of the rotation hole.
5. The thoracic compression device for surgical emergency treatment according to claim 1, wherein the intermittent linkage assembly comprises a centrifugal shaft (19) fixedly connected to a side wall of the rotary disc (9), a linkage rod (20) is rotatably connected to an outer side wall of the centrifugal shaft (19), a connection port is formed in the top of the extrusion column (10), a connection shaft (21) is fixedly connected in the connection port, and the other end of the linkage rod (20) is rotatably connected with the connection shaft (21).
6. The chest compression device for surgical emergency treatment according to claim 1, wherein the stabilizing component comprises a side block (22) fixedly connected to the side wall of the mounting seat (3), the side block (22) is provided with a vertical port penetrating through the side wall, a limit post (23) is slidably connected in the vertical port, a stabilizing contact block (24) is fixedly connected to the bottom of the limit post (23), and the stabilizing contact block (24) is connected to the side block (22) through a buffer spring sleeved on the outer side wall of the limit post (23).
7. The external chest compression device for surgical emergency treatment according to claim 1, wherein the adjustable moving component comprises an irregular notch (25) formed in the support plate (2), a fixed shaft is fixedly connected to the inner wall of the irregular notch (25), a moving column (26) is rotatably connected to the outer side wall of the fixed shaft, a moving wheel (27) is connected to the bottom of the moving column (26) through a rotating shaft, a sliding slot in a T shape is formed in the side wall of the moving column (26), a locking column (28) in an L shape is connected to the inner wall of the sliding slot through an abutting spring, and a locking opening (29) matched with the locking column is formed in the inner wall of the irregular notch (25).
8. A surgical emergency chest compression device as claimed in claim 1 wherein the bottom of the compression plate (5) is formed with a recess, and the recess is provided with a cushioning bladder layer (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110306115.3A CN113057875A (en) | 2021-03-23 | 2021-03-23 | External chest pressing device for surgical first aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110306115.3A CN113057875A (en) | 2021-03-23 | 2021-03-23 | External chest pressing device for surgical first aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113057875A true CN113057875A (en) | 2021-07-02 |
Family
ID=76562906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110306115.3A Pending CN113057875A (en) | 2021-03-23 | 2021-03-23 | External chest pressing device for surgical first aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113057875A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3509899A (en) * | 1963-05-01 | 1970-05-05 | Carl E Hewson | Heart and lung resuscitator |
| CN109330862A (en) * | 2018-11-20 | 2019-02-15 | 韩同众 | A kind of emergency department's resuscitation buoyant apparatus |
| CN110115679A (en) * | 2019-06-06 | 2019-08-13 | 朱艳红 | A kind of Emergence Cardiopulmonary Cerebrovascular buoyant apparatus |
| CN209695782U (en) * | 2018-11-05 | 2019-11-29 | 雷艳青 | A kind of novel emergency treatment section mechanical compression device |
| CN209952149U (en) * | 2019-05-10 | 2020-01-17 | 龙秀印 | Rehabilitation training device |
| CN211157221U (en) * | 2019-11-18 | 2020-08-04 | 巨野县人民医院 | External chest compression emergency device |
| CN211962570U (en) * | 2020-02-27 | 2020-11-20 | 王海民 | Heart pressing device for rescuing in cardiology department |
| CN112089538A (en) * | 2020-10-09 | 2020-12-18 | 姚福 | Wheelchair with rehabilitation assisting walking function |
-
2021
- 2021-03-23 CN CN202110306115.3A patent/CN113057875A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3509899A (en) * | 1963-05-01 | 1970-05-05 | Carl E Hewson | Heart and lung resuscitator |
| CN209695782U (en) * | 2018-11-05 | 2019-11-29 | 雷艳青 | A kind of novel emergency treatment section mechanical compression device |
| CN109330862A (en) * | 2018-11-20 | 2019-02-15 | 韩同众 | A kind of emergency department's resuscitation buoyant apparatus |
| CN209952149U (en) * | 2019-05-10 | 2020-01-17 | 龙秀印 | Rehabilitation training device |
| CN110115679A (en) * | 2019-06-06 | 2019-08-13 | 朱艳红 | A kind of Emergence Cardiopulmonary Cerebrovascular buoyant apparatus |
| CN211157221U (en) * | 2019-11-18 | 2020-08-04 | 巨野县人民医院 | External chest compression emergency device |
| CN211962570U (en) * | 2020-02-27 | 2020-11-20 | 王海民 | Heart pressing device for rescuing in cardiology department |
| CN112089538A (en) * | 2020-10-09 | 2020-12-18 | 姚福 | Wheelchair with rehabilitation assisting walking function |
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Application publication date: 20210702 |
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