CN214596517U - Medicine feeder for intensive care unit nursing - Google Patents
Medicine feeder for intensive care unit nursing Download PDFInfo
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- CN214596517U CN214596517U CN202022867602.0U CN202022867602U CN214596517U CN 214596517 U CN214596517 U CN 214596517U CN 202022867602 U CN202022867602 U CN 202022867602U CN 214596517 U CN214596517 U CN 214596517U
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Abstract
The utility model discloses a medicine feeder for intensive care unit nursing, which comprises a liquid inlet component and a liquid outlet component, wherein the liquid inlet component comprises a liquid inlet hopper, a fixed pipe, a fixed ring and a first connecting pipe, one end of the fixed pipe is communicated with the liquid inlet hopper, the fixed ring is fixedly sleeved at the other end of the fixed pipe, one end of the first connecting pipe is connected with the other end of the fixed pipe, and the outer diameter of the first connecting pipe is continuously reduced along the direction away from the fixed pipe; the liquid outlet assembly comprises a sleeve body, a liquid outlet pipe and a first current limiting piece, one end of the sleeve body is matched with and can be sleeved with the other end of the first connecting pipe and the other end of the fixed pipe in a sliding mode, the liquid outlet pipe is communicated with the other end of the sleeve body, the liquid outlet pipe is arranged in the first current limiting piece, the first current limiting piece comprises a first conical pipe, a first limiting net and a first floating ball, the large-diameter end of the first conical pipe is connected to the inner wall of the liquid outlet pipe, the liquid outlet pipe is arranged in the first limiting net in a fixed mode, and the first floating ball is arranged between the first conical pipe and the first limiting net. The utility model discloses need not to change whole medicine feeding device after using.
Description
Technical Field
The utility model relates to a nursing apparatus technical field, concretely relates to medicine feed ware is used in intensive care unit nursing.
Background
Chinese utility model patent No. CN204446635U discloses a medicine feeder for intensive care unit nursing, which comprises a suction cup, a connecting rod, a fixing ring and a medicine feeding device, the two ends of the connecting rod are respectively provided with a universal ball, one end of the connecting rod is connected with the sucker through the universal ball, the other end of the connecting rod is connected with the fixing ring through the universal ball, the middle part of the fixing ring is provided with a positioning hole which is connected with an inner sleeve, a nasal feeding tube and a mouth feeding tube are arranged in the inner sleeve, the medicine feeding device is funnel-shaped, the medicine feeding device is vertically arranged at the end part of the inner sleeve, the bottom of the medicine feeding device is provided with a medicine outlet, the medicine feeding device is rotationally connected with the inner sleeve, the medicine outlet is offset relative to the rotational axis of the medicine feeding device, the openings of the end parts of the nasal feeding tube and the oral feeding tube correspond to the positions of the medicine outlets, and a positioning device is arranged between the medicine feeding device and the inner sleeve.
This kind of device has the defect, and nasal feeding pipe, oral feeding pipe need be abandoned once after using, because the liquid feeding fill of medicine feed, interior sleeve pipe, sucking disc, solid fixed ring etc. directly or indirectly connect in nasal feeding pipe, oral feeding pipe, lead to liquid feeding fill, interior sleeve pipe, sucking disc, solid fixed ring etc. of medicine feed to be abandoned when abandoning nasal feeding pipe, oral feeding pipe to be abandoned, and the design is unreasonable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned technique not enough, provide a medicine feed ware is used in intensive care unit nursing, lead to whole medicine feed device to be abandoned after the body of solving among the prior art medicine feed uses.
In order to achieve the technical purpose, the technical scheme of the utility model provides an intensive care unit is medicine feed ware for nursing is provided, include:
the liquid inlet assembly comprises a liquid inlet hopper, a fixed pipe, a fixed ring and a first connecting pipe, wherein one end of the fixed pipe is communicated with the liquid outlet end of the liquid inlet hopper, the fixed ring is fixedly sleeved at the other end of the fixed pipe, one end of the first connecting pipe is connected to the other end of the fixed pipe, the cross section of the first connecting pipe is conical, and the outer diameter of the first connecting pipe is continuously reduced along the direction far away from the fixed pipe;
go out the liquid subassembly, including the cover body, drain pipe and first current-limiting piece, the one end cooperation of the cover body and slidable sleeve are located first connecting pipe with the other end of fixed pipe, the drain pipe with the other end of the cover body is linked together, place in the drain pipe in the first current-limiting piece, first current-limiting piece includes first conical duct, first spacing net and first floater, the big footpath end of first conical duct connect in the inner wall of drain pipe, first conical duct is along being close to the direction internal diameter of fixed pipe constantly reduces, place in the fixed drain pipe of first spacing net set up in the drain pipe set up in first conical duct keeps away from one side of fixed pipe, first floater set up in first conical duct with between the first spacing net, the diameter of first floater is greater than the internal diameter of the footpath end of first conical duct.
Further, the medicine feeder for intensive care unit nursing also comprises an air blowing component, the air blowing component comprises an air outlet pipe, a flexible air bag, an air inlet pipe and a second flow limiting piece, one end of the air outlet pipe is arranged on the outer wall of the fixed pipe and communicated with the fixed pipe, one side of the flexible air bag is communicated with the other end of the air outlet pipe, one side of the air inlet pipe is communicated with the other side of the flexible air bag, the air inlet pipe is arranged in the second flow limiting piece, the second flow limiting piece comprises a second conical pipe, a second limiting net and a second floating ball, the large-diameter end of the second conical pipe is connected to the inner wall of the air inlet pipe, the inner diameter of the second conical pipe along the direction far away from the flexible air bag is continuously reduced, the air inlet pipe is arranged in the second limiting net in a fixed mode, and is arranged on one side, close to the flexible air bag, of the second conical pipe, the second floating ball is arranged between the second conical pipe and the second limiting net, and the diameter of the second floating ball is larger than the inner diameter of the small-diameter end of the second conical pipe.
Further, the air-blowing assembly still includes the third locating part, place in the third locating part the outlet duct, the third locating part includes third tapered tube, the spacing net of third and third floater, the big footpath end of third tapered tube connect in the inner wall of outlet duct, the third tapered tube is along being close to the direction internal diameter of flexible gasbag constantly reduces, place in the third is spacing net is fixed the outlet duct and set up in the third tapered tube is kept away from one side of flexible gasbag, the third floater set up in the third tapered tube with between the spacing net of third, the diameter of third floater is greater than the internal diameter of the footpath end of third tapered tube.
Further, the feed liquor subassembly still includes the fourth current-limiting piece, place in the fourth current-limiting piece fixed pipe and set up in advance the liquid fill with between the intake pipe, the fourth current-limiting piece includes fourth conical tube, fourth spacing net and fourth floater, the big footpath end of fourth conical tube connect in the inner wall of fixed pipe, the fourth conical tube is along being close to advance the direction internal diameter of liquid fill and constantly reduce, place in the fourth spacing net is fixed pipe and set up in the fourth conical tube keeps away from one side of advancing the liquid fill, the fourth floater set up in the fourth conical tube with between the fourth spacing net, the diameter of fourth floater is greater than the internal diameter of the footpath end of fourth conical tube.
Further, the liquid outlet pipe is flexible.
Further, intensive care unit nursing is with medicine feed ware still includes the centre gripping subassembly, the centre gripping subassembly still includes sucking disc, sleeve pipe and universal pipe, the cover pipe box is located fixed pipe, the one end of universal pipe connect in sucking disc, the other end connect in the sleeve pipe.
Compared with the prior art, the beneficial effects of the utility model include: aim at population or nose with the drain pipe, then to the interior injection liquid of liquid inlet fill, liquid gets into fixed pipe through the liquid inlet fill, get into the drain pipe through fixed pipe, and get into in the human body from the drain pipe, when need give next patient's medicine feed after accomplishing to patient's medicine feed, pull out the cover body from fixed pipe and first connecting pipe hard, then the play liquid subassembly that more renews carries out the medicine feed to next patient, the in-process of medicine feed, because the existence of first current-limiting piece, when liquid flows to the direction of fixed pipe in following the drain pipe, can promote first floater and remove to the direction that is close to fixed pipe, until first butt in the inner wall of the aperture end of first toper pipe, can avoid the liquid in the drain pipe to the direction runner that is close to the drain pipe, in the palirrhea can the fixed pipe after having avoided liquid to get into the human body, can isolated drain pipe and fixed pipe.
Drawings
Fig. 1 is a three-dimensional schematic view of the present invention;
fig. 2 is a schematic structural diagram of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is an enlarged partial schematic view at B of FIG. 3;
FIG. 5 is an enlarged partial schematic view at C of FIG. 3;
FIG. 6 is an enlarged partial schematic view at D of FIG. 3;
FIG. 7 is an enlarged partial schematic view at E in FIG. 3;
FIG. 8 is an enlarged partial schematic view at F of FIG. 3;
fig. 9 is a partially enlarged schematic view at G in fig. 3.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The utility model provides an intensive care unit nursing is with medicine feed ware, as shown in fig. 1 to 9, including feed liquor subassembly 1, play liquid subassembly 2, air-blowing subassembly 3 and centre gripping subassembly 4, feed liquor subassembly 1 is including advancing liquid fill 11, fixed pipe 12, solid fixed ring 13 and first connecting pipe 14, the one end of fixed pipe 12 communicates with the play liquid end of feed liquor fill 11, the other end of fixed pipe 12 is located to solid fixed ring 13 fixed cover, the one end of first connecting pipe 14 is connected in the other end of fixed pipe 12, the cross-section of first connecting pipe 14 is the toper, first connecting pipe 14 constantly reduces along the direction external diameter of keeping away from fixed pipe 12.
The liquid outlet assembly 2 comprises a sleeve body 21, a liquid outlet pipe 22 and a first flow limiting part 23, one end of the sleeve body 21 is matched and can be slidably sleeved on the other end of the first connecting pipe 14 and the other end of the fixed pipe 12, the liquid outlet pipe 22 is communicated with the other end of the sleeve body 21, the liquid outlet pipe 22 is arranged in the first flow limiting part 23, the first flow limiting part 23 comprises a first conical pipe 231, a first limiting net 232 and a first floating ball 233, the large-diameter end of the first conical pipe 231 is connected to the inner wall of the liquid outlet pipe 22, the inner diameter of the first conical pipe 231 along the direction close to the fixed pipe 12 is continuously reduced, the liquid outlet pipe 22 is arranged in the first limiting net 232 in a fixed mode and is arranged on one side, away from the fixed pipe 12, of the first conical pipe 231, the first floating ball 233 is arranged between the first conical pipe 231 and the first limiting net 232, and the diameter of the first floating ball 233 is larger than the inner diameter of the small-diameter end of the first conical pipe 231.
In the present embodiment, the outlet pipe 22 has flexibility.
Wherein, the material of drain pipe 22 can be rubber, polyethylene, polyvinyl chloride etc, in the utility model discloses in, the material of drain pipe 22 is flexible polyvinyl chloride.
The air blowing component 3 comprises an air outlet pipe 31 and a flexible air bag 32, the air inlet pipe 33 and the second flow limiting piece 34, one end of the air outlet pipe 31 is arranged on the outer wall of the fixed pipe 12 and communicated with the fixed pipe 12, one side of the flexible air bag 32 is communicated with the other end of the air outlet pipe 31, one side of the air inlet pipe 33 is communicated with the other side of the flexible air bag 32, the air inlet pipe 33 is arranged in the second flow limiting piece 34, the second flow limiting piece 34 comprises a second conical pipe 341, a second limiting net 342 and a second floating ball 343, the large-diameter end of the second conical pipe 341 is connected to the inner wall of the air inlet pipe 33, the inner diameter of the second conical pipe 341 is continuously reduced along the direction far away from the flexible air bag 32, the air inlet pipe 33 is arranged in the second limiting net 342 and is arranged on one side, close to the flexible air bag 32, the second floating ball 343 is arranged between the second conical pipe 341 and the second limiting net 342, and the diameter of the second floating ball 343 is larger than the inner diameter of the small-diameter end of the second conical pipe 341.
In this embodiment, the air blowing assembly 3 further includes a third limiting member 35, the air outlet pipe 31 is disposed in the third limiting member 35, the third limiting member 35 includes a third tapered pipe 351, a third limiting net 352 and a third floating ball 353, the large diameter end of the third tapered pipe 351 is connected to the inner wall of the air outlet pipe 31, the inner diameter of the third tapered pipe 351 along the direction close to the flexible airbag 32 is continuously reduced, the third limiting net 352 is fixedly disposed in the air outlet pipe 31 and is disposed on the side of the third tapered pipe 351 far away from the flexible airbag 32, the third floating ball 353 is disposed between the third tapered pipe 351 and the third limiting net 352, and the diameter of the third floating ball 353 is greater than the inner diameter of the small diameter end of the third tapered pipe 351.
In this embodiment, the liquid inlet assembly 1 further includes a fourth flow limiting member 15, the fourth flow limiting member 15 is disposed in the fixed pipe 12 and is disposed between the liquid inlet hopper 11 and the air inlet pipe 33, the fourth flow limiting member 15 includes a fourth tapered pipe 151, a fourth limiting net 152 and a fourth floating ball 153, a large diameter end of the fourth tapered pipe 151 is connected to an inner wall of the fixed pipe 12, the inner diameter of the fourth tapered pipe 151 along a direction close to the liquid inlet hopper 11 is continuously reduced, the fourth limiting net 152 is disposed in the fixed pipe 12 and is disposed on a side of the fourth tapered pipe 151 away from the liquid inlet hopper 11, the fourth floating ball 153 is disposed between the fourth tapered pipe 151 and the fourth limiting net 152, and a diameter of the fourth floating ball 153 is greater than an inner diameter of a small diameter end of the fourth tapered pipe 151.
The first floating ball 233, the second floating ball 343, the third floating ball 353 and the fourth floating ball 153 may be made of foam, PVC, eva, plastic, etc., and the materials of the first floating ball 233, the second floating ball 343, the third floating ball 353 and the fourth floating ball 153 are not limited thereto.
The clamping assembly 4 further includes a suction cup 41, a sleeve 42 and a universal tube 43, the sleeve 42 is sleeved on the fixed tube 12, one end of the universal tube 43 is connected to the suction cup 41, and the other end is connected to the sleeve 42.
By providing the universal tube 43, it is convenient to adjust the position of the fixed tube 12.
In this embodiment, the outer peripheral surface of the sleeve 42 is radially opened with a threaded hole, the clamping assembly 4 further includes a set screw 44, a threaded end of the set screw 44 is connected to the threaded hole in a threaded manner, and a threaded end of the set screw is abutted against the outer wall of the fixed pipe 12.
By providing the set screw 44, after the sleeve 42 rotates relative to the fixed pipe 12, the set screw 44 is tightened, so that the sleeve 42 can be fixed relative to the fixed pipe 12, and the sleeve 42 is prevented from rotating relative to the fixed pipe 12 after rotation.
The utility model discloses a concrete work flow: the suction cup 41 is absorbed on the bedside table and the like, then the universal tube 43 is bent, so that the liquid inlet bucket 11 and the liquid outlet tube 22 move to a position which is away from the human body, when medicine is fed, the liquid outlet tube 22 is aligned with the mouth or nose, then liquid is injected into the liquid inlet bucket 11, the liquid enters the fixed tube 12 through the liquid inlet bucket 11, enters the liquid outlet tube 22 through the fixed tube 12, and enters the human body from the liquid outlet tube 22, when medicine is fed to the next patient after the medicine is fed to the patient, the sleeve body 21 is pulled down from the fixed tube 12 and the first connecting tube 14 by force, then the liquid outlet assembly 2 is replaced with a new liquid outlet assembly for feeding the next patient, during the medicine feeding process, due to the existence of the first flow limiting piece 23, when the liquid flows from the liquid outlet tube 22 to the fixed tube 12, the first floating ball 233 is pushed to move towards the direction close to the fixed tube 12 until the first floating ball 233 abuts against the inner wall of the small diameter end of the first tapered tube 231, the liquid in the liquid outlet pipe 22 can be prevented from flowing towards the direction close to the liquid outlet pipe 22, and the liquid is prevented from flowing backwards to be fixed in the liquid outlet pipe 12 after entering a human body, so that the liquid outlet pipe 22 and the liquid outlet pipe 12 can be isolated.
When the liquid in the liquid outlet pipe 22 is blocked and cannot flow downwards, the flexible air bag 32 is extruded, the gas in the flexible air bag 32 flows into the fixed pipe 12 through the gas outlet pipe 31 and flows into the liquid outlet pipe 22 through the fixed pipe 12, and the liquid in the liquid outlet pipe 22 is pushed to flow towards the liquid outlet end of the liquid outlet pipe 22, so that the liquid can be discharged conveniently.
In the process of extruding the flexible airbag 32, in order to prevent the gas in the flexible airbag 32 from being ejected outwards through the air inlet pipe 33, the second flow limiting member 34 is provided, when the flexible airbag 32 is extruded, the air flow in the flexible airbag 32 can push the second floating ball 343 to move in the direction away from the flexible airbag 32 until the second floating ball 343 abuts against the inner wall of the small-diameter end of the second tapered pipe 341, the second floating ball 343 blocks the small-diameter end of the second tapered pipe 341, so that the gas in the flexible airbag 32 can be prevented from flowing outwards through the air inlet pipe 33, the air pressure applied by the flexible airbag 32 enters the fixed pipe 12 and enters the liquid outlet pipe 22 through the fixed pipe 12, when the flexible airbag 32 enters air, the self restoring force of the flexible airbag 32 is sucked away to the second floating ball 343, so that the air inlet pipe 33 is in a passage state, and the gas enters the flexible airbag 32 through the air inlet pipe 33.
In the process of squeezing the flexible airbag 32, when the flexible airbag 32 presses the gas in the fixed tube 12 into the fixed tube 12, in order to prevent the gas from moving in the direction of wind near the liquid inlet hopper 11 through the fixed tube 12, the fourth flow limiting member 15 is provided, because of the existence of the fourth flow limiting member 15, in the process of moving in the direction of near the liquid inlet hopper 11 in the fixed tube 12, the gas can push the fourth floating ball 153 to move in the direction away from the liquid outlet tube 22 until the fourth floating ball 153 abuts against the inner wall of the small-diameter end of the fourth tapered tube 151, the fourth floating ball 153 blocks the small-diameter end of the fourth tapered tube 151, the gas in the fixed tube 12 can be prevented from flowing through the liquid inlet hopper 11, so that the gas is completely discharged from the liquid outlet tube 22, and the loss of the gas pressure is avoided.
In the process of injecting liquid into the liquid inlet hopper 11, in order to avoid the liquid from flowing into the flexible airbag 32 through the gas outlet pipe 31, a third flow limiting piece is arranged, due to the existence of the third flow limiting piece, in the process that the liquid moves towards the direction close to the flexible airbag 32 in the gas outlet pipe 31, the gas can push the third floating ball 353 to move towards the direction far away from the fixed pipe 12 until the third floating ball 353 abuts against the inner wall of the small-diameter end of the third conical pipe 351, the small-diameter end of the third conical pipe 351 is blocked by the third floating ball 353, and the liquid can be prevented from entering the flexible airbag 32 through the gas outlet pipe 31.
The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. The utility model provides an intensive care unit is nursing with medicine feed ware which characterized in that includes:
the liquid inlet assembly comprises a liquid inlet hopper, a fixed pipe, a fixed ring and a first connecting pipe, wherein one end of the fixed pipe is communicated with the liquid outlet end of the liquid inlet hopper, the fixed ring is fixedly sleeved at the other end of the fixed pipe, one end of the first connecting pipe is connected to the other end of the fixed pipe, the cross section of the first connecting pipe is conical, and the outer diameter of the first connecting pipe is continuously reduced along the direction far away from the fixed pipe;
go out the liquid subassembly, including the cover body, drain pipe and first current-limiting piece, the one end cooperation of the cover body and slidable sleeve are located first connecting pipe with the other end of fixed pipe, the drain pipe with the other end of the cover body is linked together, place in the drain pipe in the first current-limiting piece, first current-limiting piece includes first conical duct, first spacing net and first floater, the big footpath end of first conical duct connect in the inner wall of drain pipe, first conical duct is along being close to the direction internal diameter of fixed pipe constantly reduces, place in the fixed drain pipe of first spacing net set up in the drain pipe set up in first conical duct keeps away from one side of fixed pipe, first floater set up in first conical duct with between the first spacing net, the diameter of first floater is greater than the internal diameter of the footpath end of first conical duct.
2. The intensive care unit nursing medicine feeder according to claim 1, further comprising an air blowing component, wherein the air blowing component comprises an air outlet pipe, a flexible air bag, an air inlet pipe and a second flow limiting member, one end of the air outlet pipe is arranged on the outer wall of the fixed pipe and communicated with the fixed pipe, one side of the flexible air bag is communicated with the other end of the air outlet pipe, one side of the air inlet pipe is communicated with the other side of the flexible air bag, the air inlet pipe is arranged in the second flow limiting member, the second flow limiting member comprises a second tapered pipe, a second limiting net and a second floating ball, the large-diameter end of the second tapered pipe is connected to the inner wall of the air inlet pipe, the inner diameter of the second tapered pipe is continuously reduced along the direction away from the flexible air bag, the second limiting net is fixedly arranged in the air inlet pipe and arranged on one side of the second tapered pipe close to the flexible air bag, the second floating ball is arranged between the second conical pipe and the second limiting net, and the diameter of the second floating ball is larger than the inner diameter of the small-diameter end of the second conical pipe.
3. The intensive care unit nursing medicine feed ware of claim 2, characterized in that, the air-blowing subassembly still includes the third locating part, place in the third locating part in the outlet duct, the third locating part includes third tapered tube, third spacing net and third floater, the big footpath end of third tapered tube connect in the inner wall of outlet duct, the third tapered tube is along being close to the direction internal diameter of flexible gasbag constantly reduces, place in the third spacing net is fixed the outlet duct and set up in one side that the flexible gasbag was kept away from to the third tapered tube, the third floater set up in the third tapered tube with between the third spacing net, the diameter of third floater is greater than the internal diameter of the footpath end of third tapered tube.
4. The intensive care unit nursing medicine feeder according to claim 2, wherein the liquid inlet assembly further comprises a fourth flow limiting member, the fourth flow limiting member is arranged in the fixed pipe and arranged between the liquid inlet hopper and the air inlet pipe, the fourth flow limiting member comprises a fourth conical pipe, a fourth limiting net and a fourth floating ball, the large-diameter end of the fourth conical pipe is connected to the inner wall of the fixed pipe, the inner diameter of the fourth conical pipe is continuously reduced along the direction close to the liquid inlet hopper, the fourth limiting net is fixedly arranged in the fixed pipe and arranged on one side, away from the liquid inlet hopper, of the fourth conical pipe, the fourth floating ball is arranged between the fourth conical pipe and the fourth limiting net, and the diameter of the fourth floating ball is larger than the inner diameter of the small-diameter end of the fourth conical pipe.
5. The intensive care unit nursing medicine feeder of claim 1, wherein the outlet pipe is flexible.
6. The intensive care unit nursing medicine feed ware of claim 1, characterized in that, intensive care unit nursing medicine feed ware still includes the centre gripping subassembly, the centre gripping subassembly still includes sucking disc, sleeve pipe and universal pipe, the fixed pipe is located to the cover pipe box, the one end of universal pipe connect in sucking disc, the other end connect in the sleeve pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022867602.0U CN214596517U (en) | 2020-12-04 | 2020-12-04 | Medicine feeder for intensive care unit nursing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022867602.0U CN214596517U (en) | 2020-12-04 | 2020-12-04 | Medicine feeder for intensive care unit nursing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214596517U true CN214596517U (en) | 2021-11-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022867602.0U Active CN214596517U (en) | 2020-12-04 | 2020-12-04 | Medicine feeder for intensive care unit nursing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214596517U (en) |
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2020
- 2020-12-04 CN CN202022867602.0U patent/CN214596517U/en active Active
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