CN110123616B - Medical rescue cardiopulmonary resuscitation machine - Google Patents
Medical rescue cardiopulmonary resuscitation machine Download PDFInfo
- Publication number
- CN110123616B CN110123616B CN201910568332.2A CN201910568332A CN110123616B CN 110123616 B CN110123616 B CN 110123616B CN 201910568332 A CN201910568332 A CN 201910568332A CN 110123616 B CN110123616 B CN 110123616B
- Authority
- CN
- China
- Prior art keywords
- compression
- compression cylinder
- piston
- cardiopulmonary resuscitation
- medical rescue
- Prior art date
- 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.)
- Expired - Fee Related
Links
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 or heart stimulation, e.g. heart massage
- A61H31/004—Heart stimulation
- A61H31/006—Power driven
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
Abstract
The invention relates to the technical field of medical rescue equipment, and discloses a medical rescue cardiopulmonary resuscitator which comprises a fixed base plate, wherein a supporting truss is connected to one side of the top end of the fixed base plate in a pin mode, a compression cylinder is connected to the top end of the supporting truss in a pin mode, a layering piston is movably sleeved on the top of the inner wall of the compression cylinder in a sleeved mode, the interior of a control device is electrically connected with an air flow pump, and an oxygen mask is arranged at one end of the control device. This medical rescue cardiopulmonary resuscitation machine, through compression cylinder, layering piston and compression mechanism's setting, utilize layering piston to divide into control chamber and pressure chamber with compression cylinder, and judge the initial position and the depth of pressing of adjustment pressing backing plate through the pressure size that detects the control chamber, compare with current cardiopulmonary resuscitation machine, do not need artificial initial position and the depth of pressing size of going to regulate and control pressing backing plate, easy operation is quick, the effectual time of shortening the rescue, the success probability to patient cardiopulmonary resuscitation has been improved.
Description
Technical Field
The invention relates to the technical field of medical rescue equipment, in particular to a medical rescue cardiopulmonary resuscitator.
Background
The cardiopulmonary resuscitation machine is a basic life support device which uses mechanical force to replace manpower to carry out artificial respiration and chest compression, can uninterruptedly provide cardiopulmonary resuscitation for patients, is not influenced even in the process of transporting the patients, has stable and effective compression frequency and compression depth, and obviously and effectively improves the success rate of cardiopulmonary resuscitation.
However, the conventional cardiopulmonary resuscitator cannot effectively determine the size of the patient, and when the chest cavity of the patient is squeezed, the pressing depth of the cardiopulmonary resuscitator needs to be determined manually and the initial position of the cardiopulmonary resuscitator is adjusted, so that the operating steps of the cardiopulmonary resuscitator are complicated, the precious rescue time of the patient is seriously influenced, and the success probability of cardiopulmonary resuscitation of the patient is reduced.
Disclosure of Invention
Technical problem to be solved
The invention provides a medical rescue cardio-pulmonary resuscitation machine which has the advantages of automatically adjusting the pressing depth and the initial position of the cardio-pulmonary resuscitation machine, being simple and quick to operate, reducing rescue time and improving the success probability of cardio-pulmonary resuscitation, and solves the problems that the conventional cardio-pulmonary resuscitation machine cannot effectively determine the size of a patient body, and needs to manually determine the pressing depth and adjust the initial position of the cardio-pulmonary resuscitation machine when the chest of the patient is squeezed, so that the operation steps of the cardio-pulmonary resuscitation machine are more complicated, the precious rescue time of the patient is seriously influenced, and the success probability of cardio-pulmonary resuscitation of the patient is low.
(II) technical scheme
The invention provides the following technical scheme: the utility model provides a medical rescue cardiopulmonary resuscitation machine, includes fixed backing plate, one side pin joint on fixed backing plate top has the truss, the top pin joint of truss has compression cylinder, and the top activity of compression cylinder inner wall has cup jointed the layering piston, and the layering piston divide into upper and lower both sides with compression cylinder's inner chamber, compression mechanism has been cup jointed in compression cylinder inner wall's bottom activity, one side fixed mounting on compression cylinder top has the air current pump, the inside of air current pump through two sets of air current conveyer pipes respectively with the upper and lower both sides intercommunication of compression cylinder inner chamber, and the opposite side fixed mounting on compression cylinder top has controlling means, the electricity is connected between controlling means's inside and the air current pump, and controlling means's one end is equipped with the oxygen mask.
Preferably, the fixed bolster includes two sets of recovery boards, and through adjusting screw swing joint, right side between two sets of recovery boards the inside of recovery board is equipped with spacing slotted hole, and the inner wall activity of spacing slotted hole has cup jointed support panel, support panel's one end and the top activity of left side recovery board one side are cup jointed, support panel's top just is located to be equipped with between two sets of recovery boards and supports the air cushion.
Preferably, arc-shaped protective air cushions are arranged on two sides of the inner cavity of the supporting truss.
Preferably, a limiting ring is arranged in the middle of the inner cavity of the compression cylinder and between the layered piston and the compression mechanism, and the air inlet of the airflow conveying pipe is positioned above the limiting ring.
Preferably, compression mechanism includes compression piston, compression piston's surface and compression cylinder's inner wall activity cup joint, and compression piston's bottom fixed mounting has a compression connecting rod, the bottom of compression connecting rod runs through and extends to compression cylinder's bottom and fixed mounting and presses the backing plate, the surface of compression connecting rod just is located compression cylinder's inner chamber movable sleeve and is equipped with the answer spring.
Preferably, the outer surface of the compression connecting rod and the bottom of the compression cylinder are provided with telescopic sleeves.
Preferably, the top of one side of the outside of the control device is provided with an oxygen quick-plugging port.
(III) advantageous effects
The invention has the following beneficial effects:
1. this medical rescue cardiopulmonary resuscitation machine, through compression cylinder, layering piston and compression mechanism's setting, utilize layering piston to divide into control chamber and pressure chamber with compression cylinder, and judge the initial position and the depth of pressing of adjustment pressing backing plate through the pressure size that detects the control chamber, compare with current cardiopulmonary resuscitation machine, do not need artificial initial position and the depth of pressing size of going to regulate and control pressing backing plate, easy operation is quick, the effectual time of shortening the rescue, the success probability to patient cardiopulmonary resuscitation has been improved.
2. This medical rescue cardiopulmonary resuscitation machine, through the setting of fixed backing plate, can effectual adjustment this cardiopulmonary resuscitation machine's structural dimension to can satisfy the user demand to different size patients, simultaneously through the setting that supports the air cushion, can effectually provide a support for patient's back, cause the condition of secondary damage to the patient in order to prevent that it is carrying out the in-process of cardiopulmonary resuscitation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the compression mechanism of the present invention;
fig. 3 is an enlarged schematic view of the invention at a in fig. 1.
In the figure: 1. fixing the base plate; 11. a resuscitation plate; 12. adjusting the screw rod; 13. limiting slotted holes; 14. a support panel; 15. supporting the air cushion; 2. supporting the truss; 3. a compression cylinder; 4. a layered piston; 5. a compression mechanism; 51. a compression piston; 52. compressing the connecting rod; 53. a return spring; 54. pressing the backing plate; 6. an air flow pump; 7. an air flow delivery pipe; 8. a control device; 9. an oxygen mask.
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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a medical rescue cardiopulmonary resuscitation machine comprises a fixed base plate 1, a supporting truss 2 is pinned to one side of the top end of the fixed base plate 1, a compression cylinder 3 is pinned to the top end of the supporting truss 2, a layering piston 4 is movably sleeved on the top of the inner wall of the compression cylinder 3, an inner cavity of the compression cylinder 3 is divided into an upper side and a lower side by the layering piston 4, a compression mechanism 5 is movably sleeved on the bottom of the inner wall of the compression cylinder 3, an airflow pump 6 is fixedly installed on one side of the top end of the compression cylinder 3, the interior of the airflow pump 6 is respectively communicated with the upper side and the lower side of the inner cavity of the compression cylinder 3 through two groups of airflow conveying pipes 7, a control device 8 is fixedly installed on the other side of the top end of the compression cylinder 3, the interior of the control device 8.
Wherein, to the setting of layering piston 4, can divide into upper and lower two parts with compression cylinder 3's inner chamber, wherein upper portion belongs to the control chamber for adjust and control compressing mechanism 5's initial position satisfies different patients ' user demand, and lower part belongs to and presses the chamber, is used for controlling the frequency size when pressing.
Among this technical scheme, fixed bolster 1 includes two sets of recovery boards 11, and through adjusting screw 12 swing joint between two sets of recovery boards 11, the inside of right side recovery board 11 is equipped with spacing slotted hole 13, and the inner wall activity of spacing slotted hole 13 has cup jointed support panel 14, and support panel 14's one end and the top activity of left side recovery board 11 one side are cup jointed, and support panel 14's top just is located to be equipped with between two sets of recovery boards 11 and supports air cushion 15.
Wherein, the top of right side one side is equipped with the quick connector of valve, and the quick connector of valve and support between the air cushion 15 intercommunication, can be quick aerify the operation to support the air cushion 15 through inflator mechanism, middle part position between two sets of recovery boards 11 of bed hedgehopping, it is unsettled to prevent to appear the back by the rescue personnel when lying down, cause the condition of secondary damage when carrying out cardiopulmonary resuscitation, the gas in the 15 inner chambers of support air cushions of emitting that simultaneously can be quick, with the whole width of convenient nimble adjustment fixed bolster 1.
In the technical scheme, arc-shaped protective air cushions are arranged on two sides of the inner cavity of the supporting truss 2.
Wherein, to the setting of arc protection air cushion, when carrying out cardiopulmonary resuscitation to the patient, can effectual protection by the both sides of rescued person's chest, prevent to cause the scraping damage to it when the extrusion.
In the technical scheme, a limiting ring is arranged in the middle of an inner cavity of the compression cylinder 3 and between the layered piston 4 and the compression mechanism 5, and an air inlet of the airflow conveying pipe 7 is positioned above the limiting ring.
Wherein, to the setting of spacing ring, can effectual restriction compressing mechanism 5 shift up the position, in order to prevent compressing mechanism 5 when shifting up, the speed is too fast, the position is too high and lead to its activity stroke overlength, influence its frequency of pressing, can prevent simultaneously that compressing mechanism 5 from shifting up highly too high and lead to the gas inlet of air delivery pipe 7 to be in compressing mechanism 5's below position, and can't carry out cardiopulmonary resuscitation operation, lead to this resuscitator the phenomenon of jam at the in-process that presses in succession, the effectual stability and the reliability that has improved this resuscitator in the course of work.
In this technical scheme, compressing mechanism 5 includes compression piston 51, and compression piston 51's surface and compression cylinder 3's inner wall activity cup joints, and compression piston 51's bottom fixed mounting has compression connecting rod 52, and compression connecting rod 52's bottom is run through and is extended to compression cylinder 3's bottom and fixed mounting has and presses backing plate 54, and compression connecting rod 52's surface just is located compression cylinder 3's inner chamber movable sleeve and is equipped with answer spring 53.
In the present technical solution, the outer surface of the compression connecting rod 52 and the bottom of the compression cylinder 3 are provided with a telescopic tube.
Wherein, to the setting of telescopic tube on the compression connecting rod 52, can effectual protection compression connecting rod 52, prevent that compression connecting rod 52 from adsorbing at the in-process of long-term work has the dust, and increase the friction between its and the compression cylinder 3, aggravate the wearing and tearing of compression connecting rod 52 surface, and then lead to its condition of rocking to appear in the in-process of compression.
In the technical scheme, the top of one side of the outside of the control device 8 is provided with an oxygen quick-plugging port.
Wherein, to the setting of oxygen quick-witted interface on controlling means 8, can be quick switch on the oxygen cylinder, for patient's transport oxygen, utilize simultaneously between controlling means 8 and the air current pump 6 mutually supporting to set for suitable pressure ventilation ratio.
The use method and the working principle of the embodiment are as follows:
firstly, rotating an adjusting screw 12 according to the body type of a patient, driving a resuscitation plate 11 on the right side to move outwards to a proper position under the action of screw transmission, then placing the patient in the middle of a supporting truss 2, fixing the patient by using a protective air cushion on the supporting truss 2, simultaneously inflating a supporting air cushion 15 by using a valve quick-insertion connector and an air cylinder to enable the supporting air cushion to stably support the back of the patient so as to prevent the back of the patient from being suspended, then introducing air into a control cavity on a compression cylinder 3 by using a control device 8 through an air flow pump 6, driving a layered piston 4 to move downwards and simultaneously extrude a pressing cavity on the compression cylinder 3, driving a compression mechanism 5 to move downwards and enable the pressure of the compression mechanism to be right, then closing the control cavity on the compression cylinder 3 and recording the initial pressure value of the control cavity, and then inputting air into the pressing cavity in the compression cylinder 3 through the air flow pump 6 by using the control device, the compression piston 51, the compression connecting rod 52 and the compression cushion plate 54 are driven to move downwards to compress the chest cavity of the patient, meanwhile, the oxygen mask 9 is worn on the compression piston, the proper compression ventilation ratio is adjusted, when the pressure of the control cavity on the compression cylinder 3 is detected to reach a preset value, the pressure is immediately fed back to the control device 8, the air in the compression cavity is pumped out by controlling the air flow pump 6 through the control device 8, the compression cushion plate 54 is driven to move upwards under the action of the return spring 53 and negative pressure until the pressure of the control cavity on the compression cylinder 3 reaches an initial pressure value, so that one-time cardio-pulmonary resuscitation operation is completed, and meanwhile, the compression frequency of the cardio-pulmonary resuscitation machine can be regulated and controlled by controlling the air flow of the compression cavity on the compression cylinder 3 through controlling.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a medical rescue cardiopulmonary resuscitation machine, includes fixed backing plate (1), its characterized in that: the device is characterized in that a supporting truss (2) is connected to one side of the top end of the fixed base plate (1) in a pin mode, the fixed base plate (1) comprises two groups of resuscitation plates (11), the two groups of resuscitation plates (11) are movably connected through an adjusting screw rod (12), a limiting slotted hole (13) is formed in the resuscitation plate (11) on the right side, a supporting panel (14) is movably sleeved on the inner wall of the limiting slotted hole (13), one end of the supporting panel (14) is movably sleeved with the top of one side of the resuscitation plate (11) on the left side, a supporting air cushion (15) is arranged at the top end of the supporting panel (14) and between the two groups of resuscitation plates (11), a compression cylinder (3) is connected to the top end of the supporting truss (2) in a pin mode, a layering piston (4) is movably sleeved on the top of the inner wall of the compression cylinder (3), and the layering, compressing mechanism (5) have been cup jointed in the bottom activity of compression cylinder (3) inner wall, one side fixed mounting on compression cylinder (3) top has air current pump (6), the inside of air current pump (6) through two sets of air current conveyer pipe (7) respectively with the upper and lower both sides intercommunication of compression cylinder (3) inner chamber, and the opposite side fixed mounting on compression cylinder (3) top has controlling means (8), the electricity is connected between the inside of controlling means (8) and air current pump (6), and the one end of controlling means (8) is equipped with oxygen mask (9).
2. The medical rescue cardiopulmonary resuscitation machine of claim 1, characterized in that: arc-shaped protective air cushions are arranged on two sides of the inner cavity of the supporting truss (2).
3. The medical rescue cardiopulmonary resuscitation machine of claim 1, characterized in that: the middle part of the inner cavity of the compression cylinder (3) is provided with a limiting ring between the layered piston (4) and the compression mechanism (5), and the air inlet of the airflow conveying pipe (7) is positioned above the limiting ring.
4. The medical rescue cardiopulmonary resuscitation machine of claim 1, characterized in that: compressing mechanism (5) are including compression piston (51), the surface of compression piston (51) is cup jointed with the inner wall activity of compression cylinder (3), and the bottom fixed mounting of compression piston (51) has compression connecting rod (52), the bottom of compression connecting rod (52) is run through and is extended to the bottom and the fixed mounting of compression cylinder (3) and press backing plate (54), the surface of compression connecting rod (52) just is located the inner chamber movable sleeve of compression cylinder (3) and is equipped with answer spring (53).
5. The medical rescue cardiopulmonary resuscitation machine of claim 4, characterized in that: and a telescopic sleeve is arranged on the outer surface of the compression connecting rod (52) and positioned at the bottom of the compression cylinder (3).
6. The medical rescue cardiopulmonary resuscitation machine of claim 1, characterized in that: the top of one side of the outside of the control device (8) is provided with an oxygen fast-plugging port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910568332.2A CN110123616B (en) | 2019-06-27 | 2019-06-27 | Medical rescue cardiopulmonary resuscitation machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910568332.2A CN110123616B (en) | 2019-06-27 | 2019-06-27 | Medical rescue cardiopulmonary resuscitation machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110123616A CN110123616A (en) | 2019-08-16 |
| CN110123616B true CN110123616B (en) | 2021-04-30 |
Family
ID=67566579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910568332.2A Expired - Fee Related CN110123616B (en) | 2019-06-27 | 2019-06-27 | Medical rescue cardiopulmonary resuscitation machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110123616B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110547960A (en) * | 2019-10-17 | 2019-12-10 | 苏州尚领医疗科技有限公司 | Cardio-pulmonary resuscitation pressing device capable of transmitting X rays |
| CN111920672A (en) * | 2020-07-10 | 2020-11-13 | 中国科学院深圳先进技术研究院 | Soft external chest pressing device |
| CN112515728B (en) * | 2020-12-17 | 2021-11-05 | 中国人民解放军陆军军医大学第一附属医院 | Automatic artery pressing device |
| CN113197766B (en) * | 2021-06-03 | 2023-03-14 | 新疆维吾尔自治区人民医院 | Cardiopulmonary resuscitation device with adjustable emergency clinic is clinical |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1279599A (en) * | 1997-11-18 | 2001-01-10 | Cpr设备有限公司 | Device for assisted cardiopulmonary resuscitation |
| US20040230140A1 (en) * | 2003-05-12 | 2004-11-18 | Stig Steen | Systems and procedures for treating cardiac arrest |
| CN1787796A (en) * | 2003-05-12 | 2006-06-14 | 久莱夫股份公司 | Systems and procedures for treating cardiac arrest |
| CN2808130Y (en) * | 2005-07-25 | 2006-08-23 | 蒋克平 | Asphyxia salvage machine |
| CN203694050U (en) * | 2014-01-21 | 2014-07-09 | 南阳医学高等专科学校第一附属医院 | Simple cardio-pulmonary resuscitation device |
| CN204521514U (en) * | 2015-01-22 | 2015-08-05 | 王鹏 | A kind of external chest compression device |
-
2019
- 2019-06-27 CN CN201910568332.2A patent/CN110123616B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1279599A (en) * | 1997-11-18 | 2001-01-10 | Cpr设备有限公司 | Device for assisted cardiopulmonary resuscitation |
| US20040230140A1 (en) * | 2003-05-12 | 2004-11-18 | Stig Steen | Systems and procedures for treating cardiac arrest |
| CN1787796A (en) * | 2003-05-12 | 2006-06-14 | 久莱夫股份公司 | Systems and procedures for treating cardiac arrest |
| CN2808130Y (en) * | 2005-07-25 | 2006-08-23 | 蒋克平 | Asphyxia salvage machine |
| CN203694050U (en) * | 2014-01-21 | 2014-07-09 | 南阳医学高等专科学校第一附属医院 | Simple cardio-pulmonary resuscitation device |
| CN204521514U (en) * | 2015-01-22 | 2015-08-05 | 王鹏 | A kind of external chest compression device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110123616A (en) | 2019-08-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110123616B (en) | Medical rescue cardiopulmonary resuscitation machine | |
| CN105597211B (en) | A kind of hanging anesthesia outfit of department of anesthesia's head-rest type | |
| CN109731179B (en) | A stabilize pressure equipment for medical treatment first aid blood transfusion, infusion bag | |
| CN207286376U (en) | A kind of Nephrology dept. dialysis catheter fixing device | |
| CN101116652B (en) | Steering circuit of the air-actuated heart-lung resuscitating machine | |
| CN108079387A (en) | A kind of Portable sputum aspirator | |
| CN113209431A (en) | Auxiliary breathing equipment for cardiology department | |
| CN206138530U (en) | Self -service oxygen bag | |
| CN209530011U (en) | A kind of preparation of respiratory muscle trainer | |
| CN203802780U (en) | Novel simple respirator | |
| CN111067735A (en) | Ophthalmic prone position head support with high comfort level and uniform stress on face | |
| CN110680716A (en) | First-aid external cardiac resuscitation device and application thereof | |
| CN206473600U (en) | A kind of Portable sputum aspirator | |
| CN109350490A (en) | Full-automatic cardio-pulmonary resuscitation machine and CPR method | |
| CN209108032U (en) | A kind of emergency department's resuscitation buoyant apparatus | |
| CN214970761U (en) | Respiratory device for intensive care first aid | |
| CN208525595U (en) | A kind of artificial ventilator | |
| CN217286786U (en) | Breathing leather bag device capable of controlling tidal volume and frequency | |
| CN215135162U (en) | Portable breathing oxygen supply device | |
| CN210355578U (en) | Respirator simulation lung device for emergency nursing | |
| CN201108579Y (en) | Control circuit of pneumatic power heart-lung resuscitating machine | |
| CN212140872U (en) | Ophthalmic prone position head support with high comfort level and uniform stress on face | |
| CN217366378U (en) | Pressure sore preventing pad for buttocks | |
| CN206463309U (en) | A kind of manual tidal volume transfer switch unit | |
| CN220142360U (en) | Breathing aid |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Mao Rongxin Inventor after: Ruan Bingxin Inventor after: Zhao Dan Inventor after: Zou Xiaohui Inventor before: Zou Xiaohui |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210412 Address after: Nanning Sixth People's Hospital, No.38 Xiuling Road, XiXiangTang District, Nanning, Guangxi 530000 Applicant after: Mao Rongxin Applicant after: Ruan Bingxin Applicant after: Zhao Dan Address before: 510000 room 1203, no.1062, Xingang East Road, Haizhu District, Guangzhou City, Guangdong Province Applicant before: Zou Xiaohui |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210430 Termination date: 20210627 |