CN111658891B - Emergency department is with infusion auxiliary device - Google Patents
Emergency department is with infusion auxiliary device Download PDFInfo
- Publication number
- CN111658891B CN111658891B CN202010544814.7A CN202010544814A CN111658891B CN 111658891 B CN111658891 B CN 111658891B CN 202010544814 A CN202010544814 A CN 202010544814A CN 111658891 B CN111658891 B CN 111658891B
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- block
- sliding
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- column
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- 238000001802 infusion Methods 0.000 title claims abstract description 53
- 238000009434 installation Methods 0.000 claims description 14
- 238000011282 treatment Methods 0.000 abstract description 6
- 238000012546 transfer Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001900 immune effect Effects 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 230000035935 pregnancy Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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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
- A61M5/162—Needle sets, i.e. connections by puncture between reservoir and tube ; Connections between reservoir and tube
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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 discloses an infusion assisting device for an emergency department, which comprises a first supporting piece and a second supporting piece, wherein the first supporting piece and the second supporting piece are rotatably connected, first limiting pieces which are symmetrically distributed are arranged on the first supporting piece in a sliding mode, the first limiting pieces limit the needle head of an infusion tube, second limiting pieces which are symmetrically distributed are arranged on the second supporting piece in a sliding mode, and first clamping pieces which are symmetrically distributed are arranged on the second supporting piece. The infusion auxiliary device is sleeved on an infusion tube through the first supporting piece and the first limiting piece, the control block is rotated to enable the clamping groove to be clamped at the bottleneck position of the infusion bottle, the second supporting piece is moved to enable the arc-shaped clamping block to be matched with the third clamping block, the auxiliary infusion device is fixed on the infusion bottle, the position of the first limiting piece on the first supporting piece is adjusted, the pushing blocks on the two sides of the needle head are limited through the first limiting piece, and the situation that the infusion tube on the infusion bottle is pulled out due to improper operation to influence the normal treatment of a patient is avoided.
Description
Technical Field
The invention relates to an auxiliary device, in particular to an infusion auxiliary device for an emergency department.
Background
Medical instruments refer to instruments, devices, appliances, in-vitro diagnostic reagents and calibrators, materials and other similar or related items used directly or indirectly on the human body, including the required computer software. The effects are obtained mainly by physical means, not by pharmacological, immunological or metabolic means, or they are involved but only as an aid. For the purpose of diagnosis, prevention, monitoring, treatment, or amelioration of a disease; diagnosis, monitoring, treatment, mitigation, or functional compensation of injury; examination, replacement, regulation or support of a physiological structure or physiological process; support or maintenance of life; controlling pregnancy; by examining a sample from a human body, information is provided for medical or diagnostic purposes. The emergency department is a relatively special department of the hospital, the work of medical care workers is racing at the same time, and the phenomenon that the infusion tube is pulled out from the infusion bottle easily occurs in the busy rush, so that the normal infusion is influenced.
Disclosure of Invention
The invention aims to provide an infusion assisting device for emergency department, which is characterized in that after a needle head of an infusion tube is inserted into an infusion bottle, a first supporting piece and a first limiting piece are sleeved on the infusion tube, a control block is rotated to enable a clamping groove to be clamped at the bottleneck position of the infusion bottle, a second supporting piece is moved to enable an arc-shaped clamping block to be matched with a third clamping block, the assisting infusion device is fixed on the infusion bottle, the position of the first limiting piece on the first supporting piece is adjusted, pushing blocks at two sides of the needle head are limited through the first limiting piece, and the situation that the normal treatment of a patient is influenced because the infusion tube on the infusion bottle is pulled out due to improper operation is avoided.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides an emergency department is with infusion auxiliary device, infusion auxiliary device includes first support piece and second support piece, first support piece and second support piece rotate to be connected, slide on the first support piece and be equipped with the first locating part of symmetric distribution, and first locating part carries on spacingly to the transfer line syringe needle, slides on the second support piece and is equipped with the second locating part of symmetric distribution, is equipped with the first fastener of symmetric distribution on the second support piece, and the second locating part cooperates the block with first fastener and is spacing at the infusion bottle neck.
The first support piece comprises a first support column, a first clamping block is arranged on the first support column, and a first bayonet is arranged on the first support column.
The second support piece comprises a second support column, and a rotating block is arranged below the second support column.
The second locating part includes the sliding block, and the one end of sliding block is equipped with the second connecting block, and the other end is equipped with the arc fixture block, the one end and the sliding block fastening connection of second connecting block, and the other end is equipped with the guide post, is equipped with the second stopper on the guide post, is equipped with the guide block on the guide post, and the sliding is equipped with second block piece on the guide post, is equipped with second block tooth on the second block piece, suit and second elastic component on the guide post, the one end and the second stopper contact of second elastic component, the other end and the contact of second block piece.
Furthermore, the first bayonet penetrates through the first clamping block and the first bayonet, first mounting surfaces which are symmetrically distributed are arranged on the first supporting column, first sliding holes are formed in the first mounting surfaces, clamping holes which are distributed in an array mode are formed in the first mounting surfaces on two sides of each first sliding hole, and rotating connecting holes are formed in the first clamping block.
Furthermore, the first limiting part comprises a first sliding part, a second clamping part is arranged on the first sliding part in a sliding mode, first elastic parts which are symmetrically distributed are arranged between the second clamping part and the first sliding part, a screw rod is connected to the first sliding part in a threaded mode, and a first limiting part is arranged at one end of the screw rod.
Further, first slider includes first slider, one side of first slider is equipped with the first backup pad of symmetric distribution, the opposite side is equipped with first spliced pole, be equipped with the second backup pad between the first backup pad, be equipped with first square hole in the first backup pad, first square downthehole first elastic component connecting block that is equipped with, be equipped with first clearing hole in the second backup pad, the one end and the first slider fastening connection of first spliced pole, the other end is equipped with the slider, be equipped with the screw hole on the slider, the screw hole runs through the slider, first spliced pole and first slider, be equipped with sliding connection hole on the first slider, first slider is located first sliding connection downthehole through first spliced pole and slides.
Further, the second fastener includes the third backup pad, the both sides of third backup pad all are equipped with first connecting block, be equipped with the second spliced pole in the third backup pad, be equipped with first through-hole on the second spliced pole, be equipped with the contact surface of symmetric distribution on the second spliced pole, be equipped with the second elastic component connecting block on the first connecting block, the below of first connecting block is equipped with the block post, the second fastener is located first square hole through first connecting block and slides, the block post slides in the sliding connection hole, the block post inserts in the block downthehole, it is spacing on first supporting part to be with first locating part, the one end and the first elastic component connecting block fastening connection of first elastic component, the other end and second elastic component connecting block fastening connection.
Furthermore, the screw rod passes through the first through hole and is matched with the threaded hole, and the first limiting block is rotatably connected with one end of the screw rod.
Further, be equipped with the cooperation piece on the second support column, be equipped with the second bayonet socket on the second support column, the second bayonet socket runs through second support column, turning block and cooperation piece, is equipped with the second installation face of symmetric distribution on the second support column, is equipped with the second quad slit on the second installation face, and the both sides of second quad slit all are equipped with first block tooth.
Furthermore, the second supporting piece is positioned in the rotating connecting hole through the rotating block and rotates.
Furthermore, the second limiting part is located in the second square hole through the second connecting block and slides, and is fixed through the second clamping block and the first clamping teeth in a matched mode.
Furthermore, first fastener is including the installation piece, and first fastener passes through the installation piece installation to be fixed on the second installation face, and the one end of installation piece is rotated and is equipped with the control block, rotates on the control block and is equipped with the connecting rod of symmetric distribution, and fastening connection has the third fastener between the connecting rod, is equipped with on the third fastener with bottleneck complex block groove.
The invention has the beneficial effects that:
the infusion auxiliary device is sleeved on an infusion tube through the first supporting piece and the first limiting piece, the control block is rotated to enable the clamping groove to be clamped at the bottleneck position of the infusion bottle, the second supporting piece is moved to enable the arc-shaped clamping block to be matched with the third clamping block, the auxiliary infusion device is fixed on the infusion bottle, the position of the first limiting piece on the first supporting piece is adjusted, the pushing blocks on the two sides of the needle head are limited through the first limiting piece, and the situation that the infusion tube on the infusion bottle is pulled out due to improper operation to influence the normal treatment of a patient is avoided.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of an infusion aid according to the present invention;
FIG. 2 is a schematic view of a first support structure according to the present invention;
FIG. 3 is a schematic view of a first position limiting member according to the present invention;
FIG. 4 is a schematic view of a first slider configuration of the present invention;
FIG. 5 is a schematic view of a second engaging member according to the present invention;
FIG. 6 is a schematic view of a second support structure of the present invention;
FIG. 7 is a schematic view of a second position limiting member according to the present invention;
FIG. 8 is a schematic view of a first engaging member according to the present invention.
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.
The utility model provides an emergency department is with infusion auxiliary device, infusion auxiliary device includes first support piece 1 and second support piece 3, as shown in figure 1, first support piece 1 and second support piece 3 rotate to be connected, first locating part 2 of symmetric distribution is equipped with to the slip on the first support piece 1, first locating part 2 is spacing to the transfer line syringe needle, the slip is equipped with second locating part 4 of symmetric distribution on the second support piece 3, be equipped with the first fastener 5 of symmetric distribution on the second support piece 3, second locating part 4 and the cooperation block of first fastener 5 are spacing at the infusion bottle neck.
The first support member 1 includes a first support column 11, as shown in fig. 2, a first engaging block 12 is disposed on the first support column 11, a first bayonet 13 is disposed on the first support column 11, the first bayonet 13 penetrates through the first engaging block 12 and the first bayonet 13, first mounting surfaces 14 symmetrically distributed are disposed on the first support column 11, a first sliding hole 15 is disposed on the first mounting surface 14, engaging holes 16 distributed in an array are disposed on the first mounting surfaces 14 on two sides of the first sliding hole 15, and a rotation connecting hole 17 is disposed on the first engaging block 12.
The first limiting member 2 includes a first sliding member 21, as shown in fig. 3, a second engaging member 22 is slidably disposed on the first sliding member 21, first elastic members 23 are symmetrically disposed between the second engaging member 22 and the first sliding member 21, a screw 24 is threadedly connected to the first sliding member 21, and a first limiting block 25 is disposed at one end of the screw 24.
The first sliding member 21 includes a first sliding block 211, as shown in fig. 4, one side of the first sliding block 211 is provided with first supporting plates 212 which are symmetrically distributed, the other side of the first sliding block 211 is provided with first connecting posts 217, a second supporting plate 213 is arranged between the first supporting plates 212, the first supporting plate 212 is provided with first square holes 214, the first square holes 214 are provided with first elastic member connecting blocks 215, the second supporting plate 213 is provided with first through holes 216, one end of each first connecting post 217 is fixedly connected with the first sliding block 211, the other end of each first connecting post 217 is provided with a sliding block 218, the sliding block 218 is provided with a threaded hole 219, the threaded hole 219 penetrates through the sliding block 218, the first connecting post 217 and the first sliding block 211, and the first sliding block 211 is provided with a sliding connecting hole 2111.
The first slider 21 slides in the first sliding hole 15 through the first connecting post 217.
The second engaging member 22 includes a third supporting plate 221, as shown in fig. 5, first connecting blocks 222 are disposed on two sides of the third supporting plate 221, a second connecting column 223 is disposed on the third supporting plate 221, a first through hole 224 is disposed on the second connecting column 223, contact surfaces 2241 symmetrically distributed are disposed on the second connecting column 223, a second elastic member connecting block 226 is disposed on the first connecting block 222, and an engaging column 225 is disposed below the first connecting block 222.
The second engaging member 22 is located in the first square hole 214 through the first connecting block 222 and slides, the engaging column 225 is located in the sliding connecting hole 2111 and slides, the engaging column 225 is inserted into the engaging hole 16 to limit the first limiting member 2 on the first supporting member 1, one end of the first elastic member 23 is fixedly connected to the first elastic member connecting block 215, and the other end of the first elastic member 23 is fixedly connected to the second elastic member connecting block 226.
The screw 24 passes through the first through hole 224 to be matched with the threaded hole 219, and the first stop block 25 is rotatably connected with one end of the screw 24.
The second support 3 is rotated within the rotation coupling hole 17 by the rotation block 32.
The second limiting member 4 includes a sliding block 41, as shown in fig. 7, one end of the sliding block 41 is provided with a second connecting block 42, the other end of the sliding block 41 is provided with an arc-shaped clamping block 43, one end of the second connecting block 42 is fixedly connected with the sliding block 41, the other end of the second connecting block is provided with a guide post 44, the guide post 44 is provided with a second limiting block 45, the guide post 44 is provided with a guide block 46, the guide post 44 is provided with a second clamping block 48 in a sliding manner, the second clamping block 48 is provided with a second clamping tooth 49, the guide post 44 is sleeved with a second elastic member 47, one end of the second elastic member 47 contacts with the second limiting block 45, and the other end contacts with the second clamping block 48.
The second limiting member 4 is located in the second square hole 35 through the second connecting block 42, and is fixed through the second engaging block 48 and the first engaging tooth 36 in a matching manner.
The first engaging member 5 includes a mounting block 51, as shown in fig. 8, the first engaging member 5 is mounted and fixed on the second mounting surface through the mounting block 51, one end of the mounting block 51 is rotatably provided with a control block 52, the control block 52 is rotatably provided with symmetrically distributed connecting rods 53, a third engaging block 54 is tightly connected between the connecting rods 53, and the third engaging block 54 is provided with an engaging groove 55 engaged with a bottleneck.
During the use, after inserting the syringe needle of transfer line into the infusion bottle, with first support piece 1 and first locating part 2 suit on the transfer line, rotate control block 52, make the bottleneck position of block groove 55 block at the infusion bottle, remove second support piece 3, make arc fixture block 43 and third block 54 cooperation, fix auxiliary infusion device on the infusion bottle, adjust the position that first locating part 2 is located on first support piece 1, carry on spacingly to the promotion piece of syringe needle both sides through first locating part 25, avoid improper operation to extract the transfer line on the infusion bottle, influence patient's normal treatment.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (8)
1. An infusion assisting device for emergency departments comprises a first supporting piece (1) and a second supporting piece (3), and is characterized in that the first supporting piece (1) and the second supporting piece (3) are connected in a rotating mode, first limiting pieces (2) which are symmetrically distributed are arranged on the first supporting piece (1) in a sliding mode, infusion tube needle heads are limited by the first limiting pieces (2), second limiting pieces (4) which are symmetrically distributed are arranged on the second supporting piece (3) in a sliding mode, first clamping pieces (5) which are symmetrically distributed are arranged on the second supporting piece (3), and the second limiting pieces (4) and the first clamping pieces (5) are matched and clamped to be limited on the neck of an infusion bottle;
the first support piece (1) comprises a first support column (11), a first clamping block (12) is arranged on the first support column (11), and a first bayonet (13) is arranged on the first support column (11);
the second support piece (3) comprises a second supporting column (31), and a rotating block (32) is arranged below the second supporting column (31);
the second limiting part (4) comprises a sliding block (41), one end of the sliding block (41) is provided with a second connecting block (42), the other end of the sliding block is provided with an arc-shaped clamping block (43), one end of the second connecting block (42) is fixedly connected with the sliding block (41), the other end of the second connecting block is provided with a guide post (44), a second limiting block (45) is arranged on the guide post (44), a guide block (46) is arranged on the guide post (44), a second clamping block (48) is arranged on the guide post (44) in a sliding manner, a second clamping tooth (49) is arranged on the second clamping block (48), the guide post (44) is sleeved with a second elastic part (47), one end of the second elastic part (47) is contacted with the second limiting block (45), and the other end of the second elastic part is contacted with the second clamping block (48);
the first limiting part (2) comprises a first sliding part (21), a second clamping part (22) is arranged on the first sliding part (21) in a sliding mode, first elastic parts (23) which are symmetrically distributed are arranged between the second clamping part (22) and the first sliding part (21), a screw rod (24) is connected to the first sliding part (21) in a threaded mode, and a first limiting block (25) is arranged at one end of the screw rod (24);
first fastener (5) are including installation piece (51), and first fastener (5) are fixed on the second installation face through installation piece (51) installation, and the one end of installation piece (51) is rotated and is equipped with control block (52), rotates on control block (52) and is equipped with symmetric distribution's connecting rod (53), and fastening connection has third fastener (54) between connecting rod (53), is equipped with on third fastener (54) with bottleneck complex block groove (55).
2. The infusion assisting device for the emergency department according to claim 1, wherein the first bayonet (13) penetrates through the first engaging block (12) and the first support column (11), the first support column (11) is provided with first mounting surfaces (14) which are symmetrically distributed, the first mounting surfaces (14) are provided with first sliding holes (15), the first mounting surfaces (14) on two sides of the first sliding holes (15) are provided with engaging holes (16) which are distributed in an array, and the first engaging block (12) is provided with rotating connecting holes (17).
3. The infusion assisting device for the emergency department according to claim 2, wherein the first sliding member (21) comprises a first sliding block (211), one side of the first sliding block (211) is provided with first supporting plates (212) which are symmetrically distributed, the other side of the first sliding block is provided with first connecting columns (217), a second supporting plate (213) is arranged between the first supporting plates (212), the first supporting plate (212) is provided with a first square hole (214), the first square hole (214) is internally provided with a first elastic piece connecting block (215), the second supporting plate (213) is provided with a first through hole (216), one end of each first connecting column (217) is fixedly connected with the first sliding block (211), the other end of each first connecting column is provided with a sliding block (218), the sliding block (218) is provided with a threaded hole (219), the threaded hole (219) penetrates through the sliding block (218), the first connecting column (217) and the first sliding block (211), the first sliding block (211) is provided with a sliding connecting hole (2111), the first slider (21) slides in the first sliding hole (15) through the first connecting rod (217).
4. The infusion assisting device for the emergency department according to claim 3, wherein the second engaging member (22) comprises a third supporting plate (221), the two sides of the third supporting plate (221) are respectively provided with a first connecting block (222), the third supporting plate (221) is provided with a second connecting column (223), the second connecting column (223) is provided with a first through hole (224), the second connecting column (223) is provided with symmetrically distributed contact surfaces (2241), the first connecting block (222) is provided with a second elastic member connecting block (226), the lower part of the first connecting block (222) is provided with an engaging column (225), the second engaging member (22) slides in the first square hole (214) through the first connecting block (222), the engaging column (225) slides in the sliding connecting hole (2111), the engaging column (225) is inserted into the engaging hole (16), and the first limiting member (2) is limited on the first supporting member (1), one end of the first elastic piece (23) is fixedly connected with the first elastic piece connecting block (215), and the other end of the first elastic piece is fixedly connected with the second elastic piece connecting block (226).
5. The infusion assisting device for the emergency department according to claim 4, wherein the screw rod (24) is matched with the threaded hole (219) through the first through hole (224), and the first limiting block (25) is rotatably connected with one end of the screw rod (24).
6. The infusion assisting device for the emergency department according to claim 1, wherein a matching block (33) is arranged on the second supporting column (31), a second bayonet (34) is arranged on the second supporting column (31), the second bayonet (34) penetrates through the second supporting column (31), the rotating block (32) and the matching block (33), a second mounting surface which is symmetrically distributed is arranged on the second supporting column (31), a second square hole (35) is arranged on the second mounting surface, and first clamping teeth (36) are arranged on two sides of the second square hole (35).
7. The emergency department infusion aid according to claim 2, wherein the second support member (3) is rotated in the rotation attachment hole (17) by a rotation block (32).
8. The infusion assisting device for the emergency department according to claim 6, wherein the second limiting member (4) slides in the second square hole (35) through the second connecting block (42) and is fixed by the second engaging block (48) and the first engaging tooth (36) in a matching manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010544814.7A CN111658891B (en) | 2020-06-15 | 2020-06-15 | Emergency department is with infusion auxiliary device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010544814.7A CN111658891B (en) | 2020-06-15 | 2020-06-15 | Emergency department is with infusion auxiliary device |
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| CN111658891A CN111658891A (en) | 2020-09-15 |
| CN111658891B true CN111658891B (en) | 2022-03-15 |
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| CN202010544814.7A Expired - Fee Related CN111658891B (en) | 2020-06-15 | 2020-06-15 | Emergency department is with infusion auxiliary device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112604071A (en) * | 2020-12-16 | 2021-04-06 | 温州医科大学附属第一医院 | Anti-drop infusion apparatus |
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- 2020-06-15 CN CN202010544814.7A patent/CN111658891B/en not_active Expired - Fee Related
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| JP2009131595A (en) * | 2007-11-05 | 2009-06-18 | Nippo Sewing Mach Kk | Infusion container holder |
| CN206577200U (en) * | 2016-10-27 | 2017-10-24 | 山东省千佛山医院 | A kind of multifunctional transfusion system fixing device |
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| CN111658891A (en) | 2020-09-15 |
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