CN111870790B - Patient oxygen supply self-adjusting device in adult ICU ward - Google Patents
Patient oxygen supply self-adjusting device in adult ICU ward Download PDFInfo
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- CN111870790B CN111870790B CN202010767389.8A CN202010767389A CN111870790B CN 111870790 B CN111870790 B CN 111870790B CN 202010767389 A CN202010767389 A CN 202010767389A CN 111870790 B CN111870790 B CN 111870790B
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- 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
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/12—Preparation of respiratory gases or vapours by mixing different gases
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- 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
- A61M16/10—Preparation of respiratory gases or vapours
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3331—Pressure; Flow
- A61M2205/3337—Controlling, regulating pressure or flow by means of a valve by-passing a pump
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- Heart & Thoracic Surgery (AREA)
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
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- Accommodation For Nursing Or Treatment Tables (AREA)
- Oxygen, Ozone, And Oxides In General (AREA)
Abstract
The invention relates to the technical field of medical instruments and discloses a patient oxygen supply self-adjusting device in an adult ICU ward, which comprises a shell, wherein an air bag is fixedly arranged in the shell, a transverse plate is fixedly arranged on the upper surface of the air bag, first racks are fixedly arranged on two sides of the transverse plate, gears are meshed on the outer sides of the first racks, second racks are meshed on the other sides of the gears, a first negative electrode is fixedly arranged on the upper surface of the second rack on the left side of the air bag, a first positive electrode is fixedly arranged at the top end of the inner wall of the shell through a spring, a second positive electrode is fixedly arranged on the lower surface of the second rack on the right side of the air bag, a second negative electrode is fixedly arranged in the shell through a spring, a first exhaust pipe is fixedly connected on the right side of the air bag, the invention has the function of automatically adjusting the oxygen flow according to the oxygen demand of a patient in the oxygen delivery process, and the mixing effect of oxygen and other gases can be improved.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a patient oxygen supply self-adjusting device in an adult ICU ward.
Background
In the operation process or after the operation of the severe patients, the body internal circulation is poor, the amount of good nutrition is high, so the oxygen therapy is needed to assist the treatment in the operation or after the operation.
However, during or after operation, the amount of oxygen needed by a patient is changed at any time, and it is impossible to arrange a specially-assigned person to adjust the oxygen flow at any time, so that during the actual treatment process, the patient has the problems of insufficient oxygen supply or excessive oxygen supply, the insufficient oxygen supply is not favorable for the operation effect and the process of postoperative rehabilitation, the excessive oxygen supply may cause adverse effects such as oxygen poisoning, and the patient is in a high-pressure oxygen environment or the oxygen concentration cannot be more than 70%, otherwise, the oxygen poisoning may also be caused, so that some other gases such as CO2 need to be mixed in the oxygen, but the existing device is easily inhaled by the patient under the condition of non-uniform gas mixing, and the rehabilitation is influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a patient oxygen supply self-adjusting device in an adult ICU ward, which has the advantages of automatically adjusting the oxygen flow according to the oxygen demand of a patient in the oxygen delivery process, improving the mixing effect of oxygen and other gases and solving the problem of inconvenience in automatically adjusting the oxygen flow according to the oxygen demand of the patient.
(II) technical scheme
In order to realize the purposes of automatically adjusting the oxygen flow according to the oxygen demand of the patient in the oxygen therapy process and improving the mixing effect of oxygen and other gases, the invention provides the following technical scheme: an oxygen supply self-adjusting device for patients in adult ICU wards comprises a shell, wherein an air bag is fixedly arranged in the shell, a transverse plate is fixedly arranged on the upper surface of the air bag, first racks are fixedly arranged on both sides of the transverse plate, the outer sides of the first racks are respectively meshed with a gear, the other sides of the gears are respectively meshed with a second rack, a first negative electrode is fixedly arranged on the upper surface of the second rack on the left side of the air bag, a first positive electrode is fixedly arranged at the top end of the inner wall of the shell through a spring, a second positive electrode is fixedly arranged on the lower surface of the second rack on the right side of the air bag, a second negative electrode is fixedly arranged in the shell through a spring, a first exhaust pipe is fixedly connected to the right side of the air bag, a second exhaust pipe is fixedly connected to the left side of the air bag, and an electromagnetic valve is fixedly mounted on the second exhaust pipe;
a first rotating shaft is arranged inside the first exhaust pipe, fan blades are sleeved on the outer wall of the first rotating shaft, the first rotating shaft is connected with a second rotating shaft through bevel gear transmission, the number of the second rotating shaft is two, a fluted disc is fixedly sleeved at the bottom end of the second rotating shaft and connected through chain transmission, a limiting rod is fixedly installed at the bottom end of a chain, a third rotating shaft is rotatably connected inside the shell, stirring rods are respectively connected to two sides of the third rotating shaft through bevel gear transmission, a storage box is fixedly installed inside the bottom end of the shell, a first air inlet pipe is connected to the left side of the storage box, and a second air inlet pipe is connected to the left side of the shell;
the inside bottom fixed mounting of shell has the regulating box, the inside top of regulating box, bottom all are through spring fixedly connected with piston, the inside of regulating box is rotated through the pivot and is connected with the eccentric rod, the other end of eccentric rod has the baffle through spring swing joint.
Preferably, the bottom both sides of diaphragm all fixed mounting have first spring, the inside fixed mounting of shell has the baffle, the bottom and the inside baffle fixed connection of shell of first spring.
Preferably, the inner ring of gear has cup jointed the pivot, the both ends of pivot are connected with the inner wall of shell rotation, the inside both sides of shell are all fixed mounting have the slider, second rack and slider sliding connection.
Preferably, the electromagnetic valve is electrically connected to an external power source, and the first negative electrode, the first positive electrode, the second positive electrode, and the second negative electrode are all electrically connected to the electromagnetic valve.
Preferably, the inner wall fixed mounting of first blast pipe has the A-frame, first pivot is connected with the A-frame rotation, the flabellum has a plurality ofly, and the equidistance is arranged.
Preferably, the outer wall of the third rotating shaft is provided with a sliding groove, the size of the limiting rod is matched with that of the sliding groove, and the limiting rod is nested inside the sliding groove.
Preferably, the puddler is connected through belt drive between the puddler, the other end of puddler runs through and extends to the inside of storage box, the through-hole has been seted up to the inside of puddler, the outer wall fixed mounting of puddler has the stirring leaf, the through-hole has been seted up to the outer wall of stirring leaf, the puddler is linked together with the stirring leaf.
Preferably, a through hole is formed in the stirring rod, a four-way connector is fixed on the outer wall of the second air inlet pipe, and the second air inlet pipe is communicated with the stirring rod through the four-way connector.
Preferably, two eccentric rods are arranged between the pistons respectively, the adjusting box is communicated with the storage box through a hose, and the baffle is located at the joint of the hose.
Preferably, the right side of the adjusting box is connected with a third air inlet pipe, and the first exhaust pipe and the third air inlet pipe are fixedly connected with an oxygen mask.
Compared with the prior art, the invention provides a patient oxygen supply self-adjusting device in an adult ICU ward, which has the following advantages:
1. according to the oxygen supply self-adjusting device for the patient in the adult ICU ward, when the oxygen demand of the patient is increased, the patient provides a third air inlet pipe to absorb the air in the oxygen adjusting box, the pressure is reduced, the piston descends, the piston extrudes the eccentric rod, the other end of the eccentric rod swings through the lever principle, the spring between the eccentric rod and the baffle is stretched, the opening degree of the baffle is increased, the oxygen supply is increased, and the oxygen enters the adjusting box; similarly, when the oxygen demand of the patient is reduced, the opening degree of the baffle is reduced, the oxygen supply amount is reduced, and the oxygen supply amount is conveniently and actively adjusted.
2. This a patient oxygen supply self-adjusting device in adult ICU ward, form high-speed air current through gaseous in first blast pipe, it rotates to drive first pivot through the fan, first pivot passes through bevel gear drive second pivot and rotates, the second pivot passes through the fluted disc and drives the chain rotation, the chain drives the spout removal of gag lever post in the third pivot, the gag lever post drives third pivot reciprocating rotation, the third pivot drives the reciprocating rotation of puddler through bevel gear, oxygen passes through in first blast pipe gets into the storage box, other gases such as CO2 pass through in the second blast pipe gets into the puddler, gas in the puddler passes through the through-hole on the stirring leaf and emits in the storage box, the puddler drives the reciprocating rotation of stirring leaf and stirs the gas in the storage box, make other gases such as oxygen and CO2 mix more evenly.
Drawings
FIG. 1 is a schematic structural view of a housing of the present invention;
FIG. 2 is a schematic view of the construction of the bladder of the present invention;
FIG. 3 is a schematic view of the bladder of the present invention, shown in a compressed state;
FIG. 4 is a schematic view of the first exhaust pipe and the storage box according to the present invention;
FIG. 5 is a schematic structural view of the stirring rod and the stirring blade of the present invention;
FIG. 6 is a schematic view of a portion of the structure of FIG. 4 at A in accordance with the present invention;
FIG. 7 is a schematic view of the structure of the regulating box of the present invention;
FIG. 8 is a schematic view of the structure of FIG. 7 at B in accordance with the present invention;
FIG. 9 is a schematic view showing the structure of the adjusting box and the eccentric rod of the present invention, wherein the eccentric rod is in a compressed state.
In the figure: 1. a housing; 2. an air bag; 3. a transverse plate; 4. a first spring; 5. a first rack; 6. a gear; 7. a second rack; 8. a first negative electrode; 9. a first positive electrode; 10. a second positive electrode; 11. a second negative electrode; 12. a slider; 13. a first exhaust pipe; 14. a second exhaust pipe; 15. an electromagnetic valve; 16. a first rotating shaft; 17. a second rotating shaft; 18. a fluted disc; 19. a chain; 20. a limiting rod; 21. a third rotating shaft; 22. a stirring rod; 23. a storage box; 24. a first intake pipe; 25. a second intake pipe; 26. stirring blades; 27. an adjusting box; 28. a piston; 29. an eccentric rod; 30. a baffle plate; 31. and a third air inlet pipe.
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. 1-9, a patient oxygen supply self-adjusting device in an adult ICU ward comprises a housing 1, an air bag 2 is fixedly installed inside the housing 1, a transverse plate 3 is fixedly installed on the upper surface of the air bag 2, first racks 5 are fixedly installed on both sides of the transverse plate 3, gears 6 are respectively engaged on the outer sides of the first racks 5, second racks 7 are respectively engaged on the other sides of the gears 6, first negative electrodes 8 are fixedly installed on the upper surfaces of the second racks 7 on the left side of the air bag 2, first positive electrodes 9 are fixedly installed on the top end of the inner wall of the housing 1 through springs, second positive electrodes 10 are fixedly installed on the lower surfaces of the second racks 7 on the right side of the air bag 2, second negative electrodes 11 are fixedly installed inside the housing 1 through springs, a first exhaust pipe 13 is fixedly connected on the right side of the air bag 2, a second exhaust pipe 14 is fixedly connected on the left side of the air bag 2, and an electromagnetic valve 15 is fixedly installed on the second exhaust pipe 14;
a first rotating shaft 16 is arranged inside the first exhaust pipe 13, fan blades are sleeved on the outer wall of the first rotating shaft 16, the first rotating shaft 16 is connected with a second rotating shaft 17 through bevel gear transmission, the number of the second rotating shafts 17 is two, a fluted disc 18 is fixedly sleeved at the bottom end of each second rotating shaft 17, the fluted discs 18 are connected through a chain 19 in a transmission manner, a limiting rod 20 is fixedly arranged at the bottom end of each chain 19, a third rotating shaft 21 is rotatably connected inside the shell 1, stirring rods 22 are respectively connected to two sides of each third rotating shaft 21 through bevel gear transmission, a storage box 23 is fixedly arranged inside the bottom end of the shell 1, a first air inlet pipe 24 is connected to the left side of each storage box 23, and a second air inlet pipe 25 is connected to the left side of the shell 1;
an adjusting box 27 is fixedly arranged at the bottom end inside the shell 1, a piston 28 is fixedly connected at the top end and the bottom end inside the adjusting box 27 through springs, an eccentric rod 29 is rotatably connected inside the adjusting box 27 through a rotating shaft, the other end of the eccentric rod 29 is movably connected with a baffle 30 through a spring, first springs 4 are fixedly arranged at two sides of the bottom end of the transverse plate 3, a partition is fixedly arranged inside the shell 1, the bottom end of each first spring 4 is fixedly connected with the partition inside the shell 1, a rotating shaft is sleeved in an inner ring of the gear 6, two ends of the rotating shaft are rotatably connected with the inner wall of the shell 1, sliding blocks 12 are fixedly arranged at two sides inside the shell 1, a second rack 7 is slidably connected with the sliding blocks 12, the electromagnetic valve 15 is electrically connected with an external power supply, a first negative electrode 8, a first positive electrode 9, a second positive electrode 10 and a second negative electrode 11 are electrically connected with the electromagnetic valve 15, a triangular bracket is fixedly arranged on the inner wall of the first exhaust pipe 13, the first rotating shaft 16 is rotatably connected with the triangular support, and a plurality of fan blades are arranged at equal intervals.
The outer wall of the third rotating shaft 21 is provided with a chute, the size of the limiting rod 20 is matched with the size of the chute, the limiting rod 20 is nested in the chute, the stirring rods 22 are connected with each other through belt transmission, the other end of each stirring rod 22 penetrates through and extends into the storage box 23, through holes are formed in the stirring rods 22, stirring blades 26 are fixedly mounted on the outer wall of each stirring rod 22, through holes are formed in the outer wall of each stirring blade 26, the stirring rods 22 are communicated with the stirring blades 26, through holes are formed in the inner parts of the stirring rods 22, four-way connectors are fixed on the outer wall of each second air inlet pipe 25, the second air inlet pipes 25 are communicated with the stirring rods 22 through the four-way connectors, two eccentric rods 29 are respectively located between the pistons 28, the adjusting box 27 is communicated with the storage box 23 through hoses, the baffle 30 is located at the connector of the hoses, the right side of the adjusting box 27 is connected with a third air inlet pipe 31, and the first exhaust pipe 13, The third air inlet pipe 31 is fixedly connected with the oxygen mask.
The working principle is as follows: when the invention is used, a patient wears the oxygen mask, the patient exhausts the exhaled gas through the second exhaust pipe 14, the exhaled gas enters the air bag 2, the air bag 2 expands to drive the transverse plate 3 to ascend, the transverse plate 3 drives the first rack 5 to ascend, the first rack 5 drives the second rack 7 on the right side to descend through the gear 6, the electromagnetic valve 15 is electrified and opened when the second positive electrode 10 at the bottom end of the second rack 7 is communicated with the second negative electrode 11, under the action of the first spring 4, the gas in the airbag 2 is rapidly exhausted through the first exhaust pipe 13, the gas forms high-speed airflow in the first exhaust pipe 13, at the moment, the first rack 5 drives the second rack 7 on the left side to ascend through the gear 6, when the first negative electrode 8 at the top end of the second rack 7 is communicated with the first positive electrode 9, the electromagnetic valve 15 is short-circuited, the electromagnetic valve 15 is closed, and gas continues to be stored in the air bag 2;
the gas forms high-speed airflow in the first exhaust pipe 13, the first rotating shaft 16 is driven to rotate by a fan, the first rotating shaft 16 drives the second rotating shaft 17 to rotate by a bevel gear, the second rotating shaft 17 drives the chain 19 to rotate by a fluted disc 18, the chain 19 drives the limiting rod 20 to move in a chute in the third rotating shaft 21, the limiting rod 20 drives the third rotating shaft 21 to rotate in a reciprocating manner, the third rotating shaft 21 drives the stirring rod 22 to rotate in a reciprocating manner by the bevel gear, oxygen enters the storage tank 23 through the first exhaust pipe 13, other gases such as CO2 enter the stirring rod 22 through the second exhaust pipe 14, the gas in the stirring rod 22 is discharged into the storage tank 23 through a through hole in the stirring blade 26, and the stirring rod 22 drives the stirring blade 26 to rotate in a reciprocating manner to stir the gas in the storage tank 23, so that the oxygen and other gases such as CO2 are mixed more uniformly;
the mixed gas enters the adjusting box 27 through a hose between the stirring blade 26 and the adjusting box 27, when the oxygen demand of a patient is increased, the gas supplied by the patient to the third gas inlet pipe 31 in the oxygen adjusting box 27 is reduced, the pressure is reduced, the piston 28 descends, the piston 28 extrudes the eccentric rod 29, the other end of the eccentric rod 29 swings through the lever principle, the spring between the eccentric rod 29 and the baffle 30 is stretched, the opening degree of the baffle 30 is increased, the oxygen supply is increased, and the oxygen enters the adjusting box 27; similarly, when the oxygen demand of the patient is reduced, the opening degree of the baffle 30 is reduced, the oxygen supply amount is reduced, and the oxygen supply amount is conveniently and actively adjusted.
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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 (10)
1. An adult ICU ward patient oxygen supply self-regulating device, which comprises a shell (1), and is characterized in that: the air bag comprises a shell (1), an air bag (2) is fixedly mounted in the shell (1), a transverse plate (3) is fixedly mounted on the upper surface of the air bag (2), first racks (5) are fixedly mounted on two sides of the transverse plate (3), gears (6) are meshed with the outer sides of the first racks (5), second racks (7) are meshed with the other sides of the gears (6), first negative electrodes (8) are fixedly mounted on the upper surfaces of the second racks (7) on the left side of the air bag (2), first positive electrodes (9) are fixedly mounted on the top end of the inner wall of the shell (1) through springs, second positive electrodes (10) are fixedly mounted on the lower surfaces of the second racks (7) on the right side of the air bag (2), second negative electrodes (11) are fixedly mounted in the shell (1) through springs, and a first exhaust pipe (13) is fixedly connected to the right side of the air bag, a second exhaust pipe (14) is fixedly connected to the left side of the air bag (2), and an electromagnetic valve (15) is fixedly mounted on the second exhaust pipe (14);
a first rotating shaft (16) is arranged inside the first exhaust pipe (13), fan blades are sleeved on the outer wall of the first rotating shaft (16), the first rotating shaft (16) is connected with a second rotating shaft (17) through bevel gear transmission, the number of the second rotating shafts (17) is two, the bottom ends of the second rotating shafts (17) are fixedly sleeved with fluted discs (18), the fluted disc (18) is in transmission connection through a chain (19), a limiting rod (20) is fixedly arranged at the bottom end of the chain (19), a third rotating shaft (21) is rotatably connected inside the shell (1), both sides of the third rotating shaft (21) are connected with stirring rods (22) through bevel gears in a transmission way, a storage box (23) is fixedly installed inside the bottom end of the shell (1), a first air inlet pipe (24) is connected to the left side of the storage box (23), and a second air inlet pipe (25) is connected to the left side of the shell (1);
the inside bottom fixed mounting of shell (1) has regulating box (27), the inside top of regulating box (27), bottom all are through spring fixedly connected with piston (28), the inside of regulating box (27) is rotated through the pivot and is connected with eccentric rod (29), the other end of eccentric rod (29) has baffle (30) through spring swing joint.
2. The apparatus of claim 1, wherein the oxygen supply to the patient is self-regulating in an adult ICU ward: the equal fixed mounting in bottom both sides of diaphragm (3) has first spring (4), the inside fixed mounting of shell (1) has the baffle, the bottom of first spring (4) and the inside baffle fixed connection of shell (1).
3. The apparatus of claim 1, wherein the oxygen supply to the patient is self-regulating in an adult ICU ward: the inner ring of gear (6) has cup jointed the pivot, the both ends of pivot are rotated with the inner wall of shell (1) and are connected, the equal fixed mounting in inside both sides of shell (1) has slider (12), second rack (7) and slider (12) sliding connection.
4. The apparatus of claim 1, wherein the oxygen supply to the patient is self-regulating in an adult ICU ward: the electromagnetic valve (15) is electrically connected with an external power supply, and the first negative electrode (8), the first positive electrode (9), the second positive electrode (10) and the second negative electrode (11) are all electrically connected with the electromagnetic valve (15).
5. The apparatus of claim 1, wherein the oxygen supply to the patient is self-regulating in an adult ICU ward: the inner wall fixed mounting of first blast pipe (13) has the A-frame, first pivot (16) rotate with the A-frame and are connected, the flabellum has a plurality ofly, and the equidistance is arranged.
6. The apparatus of claim 1, wherein the oxygen supply to the patient is self-regulating in an adult ICU ward: the outer wall of the third rotating shaft (21) is provided with a sliding groove, the size of the limiting rod (20) is matched with that of the sliding groove, and the limiting rod (20) is nested in the sliding groove.
7. The apparatus of claim 1, wherein the oxygen supply to the patient is self-regulating in an adult ICU ward: the utility model discloses a storage box, including puddler (22), through belt transmission connection between puddler (22), the other end of puddler (22) runs through and extends to the inside of storage box (23), the through-hole has been seted up to the inside of puddler (22), the outer wall fixed mounting of puddler (22) has stirring leaf (26), the through-hole has been seted up to the outer wall of stirring leaf (26), puddler (22) are linked together with stirring leaf (26).
8. The apparatus of claim 1, wherein the oxygen supply to the patient is self-regulating in an adult ICU ward: the stirring rod (22) is internally provided with a through hole, the outer wall of the second air inlet pipe (25) is fixed with a four-way connector, and the second air inlet pipe (25) is communicated with the stirring rod (22) through the four-way connector.
9. The apparatus of claim 1, wherein the oxygen supply to the patient is self-regulating in an adult ICU ward: two eccentric rods (29) are respectively positioned between the pistons (28), the adjusting box (27) is communicated with the storage box (23) through a hose, and the baffle (30) is positioned at the interface of the hose.
10. The apparatus of claim 1, wherein the oxygen supply to the patient is self-regulating in an adult ICU ward: the right side of regulating box (27) is connected with third intake pipe (31), first exhaust pipe (13), third intake pipe (31) and oxygen mask fixed connection.
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| CN202010767389.8A CN111870790B (en) | 2020-08-03 | 2020-08-03 | Patient oxygen supply self-adjusting device in adult ICU ward |
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| CN202010767389.8A CN111870790B (en) | 2020-08-03 | 2020-08-03 | Patient oxygen supply self-adjusting device in adult ICU ward |
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| CN112972846B (en) * | 2021-03-04 | 2022-10-04 | 河北北方学院附属第一医院 | Emergency call department is with portable automatic respirator |
| CN114558221A (en) * | 2022-02-11 | 2022-05-31 | 山东大学 | Air-oxygen mixer for portable respirator and control method thereof |
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| CN108273167A (en) * | 2018-02-08 | 2018-07-13 | 谭健 | A kind of novel Respiratory Medicine breathing apparatus |
| CN109498937B (en) * | 2018-12-13 | 2021-01-15 | 滨州职业学院 | Oxygen therapy automatic regulating device for nursing of severe patients |
| CN210205581U (en) * | 2019-03-12 | 2020-03-31 | 山西中医药大学 | Otolaryngology is therapeutical with device of adding medicine to with mixed function |
| CN211050585U (en) * | 2019-11-20 | 2020-07-21 | 王冬梅 | Internal medicine is clinical with respiratory device |
| CN111001050A (en) * | 2019-12-17 | 2020-04-14 | 于仁朝 | Hydrops processing apparatus among neurosurgery is clinical |
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