CN112190789A - Intravenous injection device capable of automatically replacing infusion bottle - Google Patents
Intravenous injection device capable of automatically replacing infusion bottle Download PDFInfo
- Publication number
- CN112190789A CN112190789A CN202011172981.XA CN202011172981A CN112190789A CN 112190789 A CN112190789 A CN 112190789A CN 202011172981 A CN202011172981 A CN 202011172981A CN 112190789 A CN112190789 A CN 112190789A
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- China
- Prior art keywords
- cavity
- fixed connection
- medicine bottle
- intracavity
- chamber
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Classifications
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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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/1407—Infusion of two or more substances
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- 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
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16804—Flow controllers
- A61M5/16827—Flow controllers controlling delivery of multiple fluids, e.g. sequencing, mixing or via separate flow-paths
-
- 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
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- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to the medical nursing related field, and discloses an intravenous injection device capable of automatically replacing an infusion bottle, which comprises an infusion box, wherein a switching cavity is arranged in the infusion box, the lower side of the switching cavity is communicated with a slide block limiting cavity with a downward opening, and the upper side of the switching cavity is communicated with three bottle mouth cavities which are arranged equidistantly from left to right, the device is combined through a mechanical structure, a medical worker only needs to put a liquid medicine bottle into the device in advance, after the liquid medicine in the liquid medicine bottle is injected, the operation of automatically replacing the liquid medicine bottle can be completed, a needle head is automatically moved out of an empty bottle and inserted into an unused liquid medicine bottle, the empty liquid medicine bottle after injection can be automatically ejected upwards, the medical worker can clearly observe the empty liquid medicine bottle and timely take out and replace the empty liquid medicine bottle, meanwhile, the infusion needle head is placed in a relatively closed space, the sanitation is guaranteed.
Description
Technical Field
The invention relates to the field related to medical nursing, in particular to an intravenous injection device capable of automatically replacing an infusion bottle.
Background
Present intravenous route device, need the manual change of nursing staff after a bottle of injection finishes, and in actual conditions, when medical personnel are busy, often because patient does not have relevant knowledge and experience or operating capability and can't change by oneself, protect the liquid medicine when not having medical personnel always, then can take place the condition that the air admission patient was venous after the liquid medicine injection is totally exhausted, cause the emergence of medical malpractice, and the liquid medicine bottle under being changed mixes together with the liquid medicine bottle that is not used or is using, make the empty bottle can not in time be taken out.
Disclosure of Invention
The invention aims to provide an intravenous injection device capable of automatically replacing an infusion bottle, which can overcome the defects of the prior art, thereby improving the practicability of equipment.
The technical scheme adopted by the invention for solving the technical problems is as follows: the intravenous injection device for automatically replacing the infusion bottle comprises an infusion box, wherein a switching cavity is arranged in the infusion box, the lower side of the switching cavity is communicated with a sliding block limiting cavity with a downward opening, the upper side of the switching cavity is communicated with three bottle mouth cavities which are equidistantly arranged from left to right, the upper side of each bottle mouth cavity is communicated with a medicine bottle cavity with an upward opening, the rear side of the switching cavity is communicated with a push rod cavity, the rear side of the push rod cavity is communicated with a sliding gear cavity, the rear side of the sliding gear cavity is communicated with vertical rod cavities which are in one-to-one correspondence with the three medicine bottle cavities, the upper side of each vertical rod cavity is communicated with a supporting plate groove, the upper side of each supporting plate groove is communicated with the medicine bottle cavity, the front side of the medicine bottle cavity is provided with a pressure sensing cavity communicated with the medicine bottle cavity, the rear side of the medicine bottle cavity is communicated with a clamping groove, terminal surface fixed connection be equipped with before the screens spring with screens groove sliding fit connects's screens piece, forced induction chamber upper end wall fixed connection is equipped with pressure spring, pressure spring up end fixed connection be equipped with extend to pressure sensor in the medicine bottle intracavity, stereoplasm medicine bottle has been placed to the medicine bottle intracavity, terminal surface fixed connection is equipped with and runs through downwards under the stereoplasm medicine bottle the bottleneck chamber extends to switch the medical rubber bottleneck of intracavity, be equipped with the bottleneck in the medical rubber bottleneck, be equipped with the liquid medicine chamber in the stereoplasm medicine bottle, liquid medicine chamber downside with bottleneck upside intercommunication, sliding gear chamber left side is equipped with the awl tooth chamber, awl tooth chamber upside is equipped with the wire wheel chamber, wire wheel chamber upside is equipped with half gear chamber.
On the basis of the technical scheme, it runs through downwards to switch the intracavity the spacing chamber of slider extends to needle tubing fixed block outside the transfusion box, terminal surface fixed connection is equipped with manual slider under the needle tubing fixed block, the needle tubing fixed block with the spacing chamber sliding fit of slider is connected, needle tubing fixed block right-hand member face fixed connection is equipped with the right side pole, right side pole right-hand member face fixed connection is equipped with spring plate, spring plate right-hand member face fixed connection is equipped with tension spring, tension spring right-hand member face with switch chamber right-hand member wall fixed connection, needle tubing fixed block right-hand member face fixed connection is equipped with the stay cord, be equipped with in the needle tubing fixed block and run through downwards the transfer line of manual slider, needle tubing fixed block right side intercommunication is equipped with runs through right the infusion needle tubing.
On the basis of the technical scheme, terminal surface fixed connection is equipped with the push rod before the right side pole, the push rod runs through forward the push rod chamber extends to the sliding gear intracavity, terminal surface fixed connection is equipped with the magnetic force ejector pad before the push rod, the sliding gear intracavity be equipped with extend to left the major axis of awl tooth intracavity, the sliding gear intracavity be equipped with the sliding gear that major axis spline fit is connected, sliding gear is located the magnetic force ejector pad right side, montant intracavity sliding fit connects to be equipped with upwards extends to the montant of backup pad inslot, terminal surface fixed connection be equipped with before the montant with sliding gear meshing's rack, montant up end fixed connection be equipped with be located the backup pad of backup pad inslot.
On the basis of the technical scheme, be equipped with in the awl tooth intracavity with major axis fixed connection's driven awl tooth, the awl tooth intracavity is equipped with and upwards runs through line wheel chamber extends to erect the transmission shaft in the half gear intracavity, the awl tooth intracavity be equipped with erect transmission shaft fixed connection's initiative awl tooth, line wheel intracavity be equipped with erect transmission shaft fixed connection's line wheel, another terminal surface of stay cord with line wheel fixed connection, be equipped with in the half gear intracavity with erect transmission shaft fixed connection's pinion, half gear chamber upside fixed connection is equipped with the motor, terminal surface fixed connection is equipped with down extension under the motor shaft in the half gear intracavity, be equipped with in the half gear intracavity with motor shaft fixed connection's half gear.
The invention has the beneficial effects that: the device passes through mechanical structure's combination, medical personnel only need put into the device with the liquid medicine bottle in advance, after the liquid medicine injection in the liquid medicine bottle is accomplished, can accomplish the automatic operation of changing dressings of liquid medicine bottle, the syringe needle shifts out the empty bottle automatically and inserts in the medicine bottle that does not use, and the empty medicine bottle that the injection finishes then can upwards pop out voluntarily, medical personnel then can clearly observe empty medicine bottle, and in time take out the change, infusion needle places in relative inclosed space simultaneously, can prevent to the at utmost that the syringe needle from being by all ring edge border pollution, the health has been ensured.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of the overall structure of an intravenous injection device for automatically replacing an infusion bottle according to the present invention.
Fig. 2 is a schematic view of the structure a-a in fig. 1.
Fig. 3 is a schematic diagram of the structure B-B in fig. 2.
Fig. 4 is a schematic diagram of the structure C-C in fig. 3.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The intravenous injection device capable of automatically replacing infusion bottles, which is described by combining with the attached drawings 1-4, comprises an infusion box 10, wherein a switching cavity 12 is arranged in the infusion box 10, the lower side of the switching cavity 12 is communicated with a slider limiting cavity 21 with a downward opening, the upper side of the switching cavity 12 is communicated with three bottle mouth cavities 11 which are equidistantly arranged from left to right, a medicine bottle cavity 24 with an upward opening is communicated with the upper side of the bottle mouth cavity 11, the rear side of the switching cavity 12 is communicated with a push rod cavity 39, the rear side of the push rod cavity 39 is communicated with a sliding gear cavity 35, the rear side of the sliding gear cavity 35 is communicated with vertical rod cavities 46 which are in one-to-one correspondence with the three medicine bottle cavities 24, a supporting plate groove 31 is communicated with the upper side of the vertical rod cavity 46, the upper side of the supporting plate groove 31 is communicated with the medicine bottle cavity 24, a pressure sensing cavity 42 which, a clamping groove 27 is communicated with the rear side of the medicine bottle cavity 24, a clamping spring 29 is fixedly connected with the rear end wall of the clamping groove 27, a clamping block 28 which is connected with the clamping groove 27 in a sliding fit manner is fixedly connected with the front end surface of the clamping spring 29, a pressure spring 41 is fixedly connected with the upper end wall of the pressure sensing cavity 42, a pressure sensor 43 which extends into the medicine bottle cavity 24 is fixedly connected with the upper end surface of the pressure spring 41, a hard medicine bottle 25 is placed in the medicine bottle cavity 24, a medical rubber bottle opening 20 which penetrates through the bottle cavity 11 downwards and extends into the switching cavity 12 is fixedly connected with the lower end surface of the hard medicine bottle 25, a bottle opening 23 is arranged in the medical rubber bottle opening 20, a medicine liquid cavity 26 is arranged in the hard medicine bottle 25, the lower side of the medicine liquid cavity 26 is communicated with the upper side of the bottle opening 23, and a bevel gear cavity 55 is arranged on the left side of the sliding gear, a gear cavity 61 is formed in the upper side of the bevel gear cavity 55, and a half gear cavity 48 is formed in the upper side of the gear cavity 61.
In addition, in one embodiment, a needle tube fixing block 15 which penetrates through the slide block limiting cavity 21 downwards and extends to the outside of the infusion box 10 is arranged in the switching cavity 12, the lower end face of the needle tube fixing block 15 is fixedly connected with a manual slide block 16, the needle tube fixing block 15 is connected with the slide block limiting cavity 21 in a sliding fit manner, the right end face of the needle tube fixing block 15 is fixedly connected with a right side rod 18, the right end face of the right side rod 18 is fixedly connected with a spring fixing plate 19, the right end face of the spring fixing plate 19 is fixedly connected with a tension spring 22, the right end face of the tension spring 22 is fixedly connected with the right end wall of the switching cavity 12, a pull rope 13 is fixedly connected with the right end face of the needle tube fixing block 15, an infusion tube 17 which downwards penetrates through the manual sliding block 16 is arranged in the needle tube fixing block 15, the right side of the needle tube fixing block 15 is communicated with a transfusion needle tube 14 which penetrates through the needle tube fixing block 15 rightwards.
In addition, in an embodiment, right side pole 18 preceding terminal surface fixed connection is equipped with push rod 40, push rod 40 runs through forward push rod chamber 39 extends to in the sliding gear chamber 35, push rod 40 preceding terminal surface fixed connection is equipped with magnetic pusher 38, be equipped with in the sliding gear chamber 35 extend to left major axis 37 in the awl flute profile chamber 55, be equipped with in the sliding gear chamber 35 with major axis 37 spline fit connection's sliding gear 36, sliding gear 36 is located magnetic pusher 38 right side, sliding fit connection is equipped with upwards to in the vertical pole chamber 46 the montant 33 in the backup pad groove 31, montant 33 preceding terminal surface fixed connection be equipped with the rack 34 of sliding gear 36 meshing, montant 33 upper end surface fixed connection is equipped with and is located the backup pad 30 in the backup pad groove 31.
In addition, in one embodiment, a driven bevel gear 54 fixedly connected with the long shaft 37 is arranged in the bevel gear cavity 55, a vertical transmission shaft 59 extending upwards through the linear wheel cavity 61 to the half gear cavity 48 is arranged in the bevel gear cavity 55, a driving bevel gear 53 fixedly connected with the vertical transmission shaft 59 is arranged in the bevel gear cavity 55, a wire wheel 60 fixedly connected with the vertical transmission shaft 59 is arranged in the wire wheel cavity 61, the other end surface of the pull rope 13 is fixedly connected with the wire wheel 60, a pinion 57 fixedly connected with the vertical transmission shaft 59 is arranged in the half gear cavity 48, the upper side of the half gear cavity 48 is fixedly connected with a motor 56, the lower end surface of the motor 56 is fixedly connected with a motor shaft 45 which extends downwards into the half gear cavity 48, a half gear 50 fixedly connected with the motor shaft 45 is arranged in the half gear cavity 48.
The fixing and connecting method in this embodiment includes, but is not limited to, bolting, welding, and the like.
As shown in fig. 1-4, when the device of the present invention is in an initial state, the three medicine bottle cavities 24 are filled with hard medicine bottles 25, the hard medicine bottles 25 are filled with medicine liquid, the front end face of the clamping block 28 abuts against the rear end face of the hard medicine bottle 25, the lower end face of the hard medicine bottle 25 abuts against the pressure sensor 43, the needle tube fixing block 15 is located at the leftmost position relative to the switching cavity 12, the tension spring 22 is in a tensioned state, and the sliding gear 36 and the right rod 18 are always in a relative position under the suction force of the magnetic pushing block 38; sequence of mechanical actions of the whole device: when the work is started, when the liquid medicine in the liquid medicine cavity 26 is gradually reduced, the pressure sensed by the pressure sensor 43 is gradually reduced, when the liquid medicine in the liquid medicine cavity 26 is emptied, the pressure sensor 43 triggers the motor 56 to start, the motor 56 drives the half gear 50 to rotate through the motor shaft 45, the half gear 50 drives the pinion 57 to rotate, the pinion 57 drives the wire wheel 60 to rotate through the vertical transmission shaft 59, the wire wheel 60 tightens the pull rope 13, the pull rope 13 pulls the needle tube fixing block 15 to move leftwards, the needle tube fixing block 15 drives the infusion needle tube 14 to be taken out from the bottle opening 23, because the half gear 50 rotates for a half circle and is only in contact with the pinion 57 for a half time, the pinion 57 is immediately separated from the half gear 50 after the half gear 50 rotates for a half circle, the wire wheel 60 loses power and is in a free rotation state, one end of the pull rope 13 connected with the wire wheel, the needle tube fixing block 15 pulls the pull rope 13, and the needle tube fixing block 15 is pulled by the tension spring 22 to slide rightwards; meanwhile, the vertical transmission shaft 59 drives the driven bevel gear 54 to rotate through the driving bevel gear 53, the driven bevel gear 54 drives the sliding gear 36 to rotate through the long shaft 37, the sliding gear 36 drives the vertical rod 33 to move upwards through the rack 34, the vertical rod 33 pushes the hard medicine bottle 25 with emptied medicine liquid to move upwards through the support plate 30, the support plate 30 pushes the clamping block 28 to move backwards against the elastic force of the clamping spring 29 in the upward movement process, when the support plate 30 moves to the upper side of the clamping block 28, the push rod cavity 39 pushes the clamping block 28 to move forwards to the lower end face of the support plate 30, at the moment, the support plate 30 is fixed, and the upper side of the hard medicine bottle 25 with completed injection is ejected out of the medicine bottle cavity 24; when the half gear 50 is just contacted with the pinion 57 once and the half gear 50 is separated from the pinion 57, the needle tube fixing block 15 moves rightwards under the tension of the tension spring 22, when the infusion needle tube 14 is inserted into the middle medical rubber bottle mouth 20, the corresponding pressure sensor 43 starts to work, the motor 56 stops working, the sliding gear 36 moves together with the needle tube fixing block 15 under the thrust of the magnetic pushing block 38 to be meshed with the rack 34 at the corresponding position, and at the moment, the medicine changing of the needle tube for a second bottle of liquid medicine is completed and the injection is started.
The invention has the beneficial effects that: the device passes through mechanical structure's combination, medical personnel only need put into the device with the liquid medicine bottle in advance, after the liquid medicine injection in the liquid medicine bottle is accomplished, can accomplish the automatic operation of changing dressings of liquid medicine bottle, the syringe needle shifts out the empty bottle automatically and inserts in the medicine bottle that does not use, and the empty medicine bottle that the injection finishes then can upwards pop out voluntarily, medical personnel then can clearly observe empty medicine bottle, and in time take out the change, infusion needle places in relative inclosed space simultaneously, can prevent to the at utmost that the syringe needle from being by all ring edge border pollution, the health has been ensured.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (4)
1. The utility model provides an automatic change intravenous injection device of infusion bottle, includes the infusate case, its characterized in that: the transfusion box is internally provided with a switching cavity, the lower side of the switching cavity is communicated with a sliding block limiting cavity with a downward opening, the upper side of the switching cavity is communicated with three bottleneck cavities which are equidistantly arranged from left to right, the upper side of the bottleneck cavities is communicated with a medicine bottle cavity with an upward opening, the rear side of the switching cavity is communicated with a push rod cavity, the rear side of the push rod cavity is communicated with a sliding gear cavity, the rear side of the sliding gear cavity is communicated with three vertical rod cavities which are in one-to-one correspondence with the medicine bottle cavities, the upper side of the vertical rod cavity is communicated with a supporting plate groove, the upper side of the supporting plate groove is communicated with the medicine bottle cavity, the front side of the medicine bottle cavity is provided with a pressure sensing cavity communicated with the medicine bottle cavity, the rear side of the medicine bottle cavity is communicated with a clamping groove, the rear end wall of the clamping groove is fixedly connected with a clamping spring, and the front end, the utility model discloses a medical rubber bottle, including the forced induction chamber, pressure sensor, medicine bottle intracavity, the stereoplasm medicine bottle is placed to the medicine bottle intracavity, the terminal surface fixed connection is equipped with and runs through downwards under the stereoplasm medicine bottle the bottleneck chamber extends to switch the medical rubber bottleneck of intracavity, be equipped with the bottleneck in the medical rubber bottleneck, be equipped with the liquid medicine chamber in the stereoplasm medicine bottle, liquid medicine chamber downside with bottleneck upside intercommunication, sliding gear chamber left side is equipped with the awl tooth chamber, awl tooth chamber upside is equipped with the line wheel chamber, line wheel chamber upside is equipped with half gear chamber.
2. The intravenous injection apparatus for automatically replacing an infusion bottle according to claim 1, wherein: switch the intracavity and be equipped with and run through downwards the spacing chamber of slider extends to the outer needle tubing fixed block of infusion case, terminal surface fixed connection is equipped with manual slider under the needle tubing fixed block, the needle tubing fixed block with the spacing chamber sliding fit of slider is connected, needle tubing fixed block right-hand member face fixed connection is equipped with the right side pole, right side pole right-hand member face fixed connection is equipped with spring attachment plate, spring attachment plate right-hand member face fixed connection is equipped with tension spring, tension spring right-hand member face with switch chamber right-hand member wall fixed connection, needle tubing fixed block right-hand member face fixed connection is equipped with the stay cord, be equipped with in the needle tubing fixed block and run through downwards the transfer line of manual slider, needle tubing fixed block right side intercommunication is equipped with and runs.
3. The intravenous injection apparatus for automatically replacing an infusion bottle according to claim 1, wherein: the utility model discloses a supporting plate, including right side pole, push rod, sliding gear intracavity, the sliding gear intracavity is equipped with the magnetic force ejector pad, the sliding gear intracavity is equipped with and extends to left the major axis of awl tooth intracavity, the sliding gear intracavity be equipped with the sliding gear that major axis spline fit is connected, sliding gear is located magnetic force ejector pad right side, montant intracavity sliding fit connects and is equipped with upwards extends to the montant of backup pad inslot, before the montant terminal surface fixed connection be equipped with sliding gear meshing's rack, montant up end fixed connection be equipped with and be located the backup pad of backup pad inslot.
4. The intravenous injection apparatus for automatically replacing an infusion bottle according to claim 1, wherein: the bevel gear intracavity be equipped with major axis fixed connection's driven bevel gear, the bevel gear intracavity be equipped with upwards run through line wheel chamber extends to perpendicular transmission shaft in the semi-gear intracavity, the bevel gear intracavity be equipped with perpendicular transmission shaft fixed connection's initiative bevel gear, line wheel intracavity be equipped with perpendicular transmission shaft fixed connection's line wheel, another terminal surface of stay cord with line wheel fixed connection, semi-gear intracavity be equipped with erect transmission shaft fixed connection's pinion, semi-gear chamber upside fixed connection is equipped with the motor, terminal surface fixed connection is equipped with down extension under the motor shaft in the semi-gear intracavity, semi-gear intracavity be equipped with motor shaft fixed connection's semi-gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011172981.XA CN112190789A (en) | 2020-10-28 | 2020-10-28 | Intravenous injection device capable of automatically replacing infusion bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011172981.XA CN112190789A (en) | 2020-10-28 | 2020-10-28 | Intravenous injection device capable of automatically replacing infusion bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112190789A true CN112190789A (en) | 2021-01-08 |
Family
ID=74011999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011172981.XA Withdrawn CN112190789A (en) | 2020-10-28 | 2020-10-28 | Intravenous injection device capable of automatically replacing infusion bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112190789A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730779A (en) * | 2021-11-05 | 2021-12-03 | 纳索菲德(上海)制药技术有限公司 | Device for spraying medicine to nasal cavity and using method |
-
2020
- 2020-10-28 CN CN202011172981.XA patent/CN112190789A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730779A (en) * | 2021-11-05 | 2021-12-03 | 纳索菲德(上海)制药技术有限公司 | Device for spraying medicine to nasal cavity and using method |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210108 |
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| WW01 | Invention patent application withdrawn after publication |