CN110960749B - Venous indwelling needle fixing patch and using method thereof - Google Patents
Venous indwelling needle fixing patch and using method thereof Download PDFInfo
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- CN110960749B CN110960749B CN201911301661.7A CN201911301661A CN110960749B CN 110960749 B CN110960749 B CN 110960749B CN 201911301661 A CN201911301661 A CN 201911301661A CN 110960749 B CN110960749 B CN 110960749B
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- gear
- fixedly connected
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- fixed
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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
- A61M5/158—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
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
- A61M2005/1586—Holding accessories for holding infusion needles on the body
Abstract
The invention discloses a venous indwelling needle fixing patch and a using method thereof. This fixed subsides of needle are kept somewhere to vein and application method thereof, through placing the transfer line in the semicircular groove, utilize the pivot to rotate and drive the rotation of second gear, through the meshing transmission between second gear and the first gear, then first gear and the meshing transmission of arc teeth of a cogwheel, can make two arcs hold the bottom of needle tubing surface, the realization is fixed to the needle tubing, the frictional force of cooperation friction disk and fixing base inner wall, prevent second gear and first gear gyration, the problem that drops easily when not only having avoided the transfer line touching, and the transfer line contactless patient's back of the hand, very big improvement the comfort level of infusion in-process.
Description
Technical Field
The invention relates to the technical field of intravenous indwelling needle fixing patches, in particular to a intravenous indwelling needle fixing patch and a using method thereof.
Background
The venous indwelling needle consists of a stainless steel core, a soft outer sleeve and a plastic needle seat. An infusion tool for puncturing a blood vessel with an outer cannula and a stylet during puncture, withdrawing the stylet after the cannula is fed into the blood vessel, and only leaving the soft outer cannula in the blood vessel for infusion. Intermittent, continuous or daily intravenous infusion therapy. The use of scalp needles should be limited to short-term or single dose administration, collection of blood samples or infusion of blood, blood products, hemodynamic monitoring, infusion of fluids at or near isotonic, normal PH range (irritant drugs: only intermittent bolus injections). The shortest and thinnest catheter is selected while the transfusion requirement is met. The chosen vein must be able to accommodate the length of the catheter and at least 2 times the thickness of the catheter to ensure adequate blood flow and to meet the intravenous infusion therapy.
When the needle is kept somewhere to current vein is fixed, mostly fix it on the back of the hand through the transparent application of 3M bonding, the transparent application of 3M easily drops under the condition that has the sweat on the back of the hand, and stability is relatively poor to the transfer line is directly placed on patient's the back of the hand, and the transfer line touches easily and drops, and direct contact patient's back of the hand comfort level is lower, for this reason, we have provided a fixed subsides of needle is kept somewhere to vein and application method thereof.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a venous indwelling needle fixing patch and a using method thereof, and solves the problems that when the existing venous indwelling needle is fixed, the venous indwelling needle is bonded and fixed through a 3M transparent patch, the venous indwelling needle is easy to fall off under the condition that sweat exists on the back of a hand, and a transfusion tube is directly placed on the back of the hand of a patient, the transfusion tube is easy to touch and fall off, and the comfort level is low.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a fixed plaster for a venous indwelling needle comprises a first fixed plaster and a second fixed plaster, wherein the top parts of the first fixed plaster and the second fixed plaster are fixedly connected with mounting pads, a fixed seat is fixedly connected between the top parts of the two mounting pads, the bottom part of the fixed seat is provided with a semi-circular groove, the two sides inside the fixed seat are movably connected with arc plates, the bottom ends of the two arc plates penetrate through the fixed seat and extend to the outside of the fixed seat, one side of each arc plate is fixedly connected with a sliding plate, the opposite side of each sliding plate is slidably connected with the inner wall of the fixed seat, the side, away from each other, of each arc plate is fixedly connected with arc wheel teeth, the inside of the fixed seat is rotatably connected with a rotating rod, the outer surface of the rotating rod is fixedly connected with a first gear, one side of the first gear is meshed with one side of the arc wheel teeth, one side, inside of the fixed seat, which is positioned on the rotating rod, is rotatably connected with a rotating shaft, the outer surface of the rotating shaft is fixedly connected with a second gear, one side of the second gear is meshed with one side of the first gear, a friction disc is fixedly connected to the outer surface of the rotating shaft and located inside the fixed seat, and one side of the friction disc is in contact with the inner wall of the fixed seat.
Preferably, the inside of fixing base has seted up the mounting groove, first gear and second gear are all installed inside the mounting groove.
Preferably, the top of the fixing seat is fixedly connected with a heating device, and the bottom of the heating device is electrically connected with a heating plate.
Preferably, the fixing base is run through and the inside of extending to the semicircular groove in the bottom of hot plate, one side of hot plate and the inner wall laminating of semicircular groove.
Preferably, the first fixed paste and the second fixed paste are fixedly connected with elastic pastes on one sides, and the first card paste and the second card paste are fixedly connected with one sides of the elastic pastes respectively.
Preferably, one side of the first clamping paste is fixedly connected with a clamping plate, one side of the second clamping paste is fixedly connected with a clamping seat, and the inner surface of the clamping seat is matched with the outer surface of the clamping plate.
Preferably, one side of the rotating shaft penetrates through the fixed seat and extends to the outside of the fixed seat, and one end of the rotating shaft is fixedly connected with the rotating sleeve.
The invention also discloses a use method of the venous indwelling needle fixing paste, which specifically comprises the following steps:
s1, firstly, the first fixing sticker and the second fixing sticker are erected on the wrist, then the first fixing sticker and the second fixing sticker encircle the wrist for a circle, at the moment, the first clamping sticker and the second clamping sticker are pulled to enable the elastic stickers to be stuck, and then the clamping plates are clamped into the clamping seats to complete the fixing of the fixing seats;
s2, at the moment, the needle tube is lifted upwards to the semicircular groove, then the two rotating sleeves are respectively rotated, the rotating sleeves rotate to further drive the rotating shaft to rotate, the rotating shaft rotates to further drive the second gear to rotate, so that the meshed first gear is driven to rotate, and the first gear rotates to drive the rotating rod to rotate;
s3, the first gear rotates to drive the meshed arc gear teeth to rotate, the arc gear teeth rotate to drive the arc plate to rotate, and then the sliding plate is driven to slide on the inner wall of the fixing seat, so that the arc plate supports the bottom of the outer surface of the needle tube, the needle tube is fixed, and the friction disc is used for limiting;
and S4, starting the heating device in the process of transfusion of the needle tube in cold weather, further heating the outer surface of the needle tube through the heating plate, and closing the heating device after the transfusion process is finished.
(III) advantageous effects
The invention provides a venous indwelling needle fixing patch and a using method thereof. Compared with the prior art, the method has the following beneficial effects:
(1) the fixing paste for the venous indwelling needle and the using method thereof are characterized in that the top parts of a first fixing paste and a second fixing paste are fixedly connected with mounting pads, a fixing seat is fixedly connected between the top parts of the two mounting pads, the bottom part of the fixing seat is provided with a semi-circular groove, the two sides inside the fixing seat are movably connected with arc plates, the bottom ends of the two arc plates penetrate through the fixing seat and extend to the outside of the fixing seat, one sides of the two arc plates are fixedly connected with sliding plates, the opposite sides of the two sliding plates are slidably connected with the inner wall of the fixing seat, the sides of the two arc plates far away from each other are fixedly connected with arc gear teeth, the inside of the fixing seat is rotatably connected with a rotating rod, the outer surface of the rotating rod is fixedly connected with a first gear, one side of the first gear is meshed with one side of the arc gear teeth, the inside of the fixing seat and the side of the rotating rod are rotatably connected with a rotating shaft, and the outer surface of the rotating shaft is fixedly connected with a second gear, one side of the second gear is meshed with one side of the first gear, a friction disc is fixedly connected to the outer surface of the rotating shaft and is located inside the fixing seat, one side of the friction disc is in contact with the inner wall of the fixing seat, S2, at the moment, the needle tube is lifted upwards into the semicircular groove, then the two rotating sleeves are respectively rotated, the rotating sleeves rotate to drive the rotating shaft to rotate, the rotating shaft rotates to further drive the second gear to rotate, so that the meshed first gear is driven to rotate, and the rotating rod is driven to rotate after the first gear rotates; s3, the first gear rotates to drive the engaged arc gear teeth to rotate, the arc gear teeth rotate to drive the arc plate to rotate, then the sliding plate is driven to slide on the inner wall of the fixed seat, so that the arc-shaped plate supports the bottom of the outer surface of the needle tube to fix the needle tube, the friction disc is utilized to limit the position, by placing the infusion tube in the semicircular groove, the rotation of the rotating shaft drives the second gear to rotate, and through the meshing transmission between the second gear and the first gear, then the first gear is meshed with the arc gear teeth for transmission, so that the two arc plates can support the bottom of the outer surface of the needle tube to fix the needle tube, and the friction force between the friction disc and the inner wall of the fixed seat is matched to prevent the second gear and the first gear from rotating, thereby not only avoiding the problem that the infusion tube is easy to fall off when being touched, and the transfusion tube does not contact the back of the hand of the patient, thereby greatly improving the comfort level in the transfusion process.
(2) This needle is kept somewhere to vein is fixed to be pasted and application method, through the top fixedly connected with heating device at the fixing base, heating device' S bottom electrically connected has the hot plate, the bottom of hot plate runs through the fixing base and extends to the inside of semicircular groove, one side of hot plate and the inner wall laminating of semicircular groove, S4, in-process start-up heating device at the infusion of cold weather needle tubing, and then heat the surface of needle tubing through the hot plate, accomplish the infusion process after, close heating device can, through setting up heating device and hot plate, utilize heating device to heat the hot plate, make the hot plate heat the surface of needle tubing, at the in-process of cold weather needle tubing infusion, can heat up it, the effectual back of the hand ice-cold of infusion in-process of having alleviated.
(3) The fixing paste for the venous indwelling needle and the using method thereof are characterized in that elastic pastes are fixedly connected to one sides of a first fixing paste and a second fixing paste, one sides of the two elastic pastes are respectively and fixedly connected with a first clamping paste and a second clamping paste, one side of the first clamping paste is fixedly connected with a clamping plate, one side of the second clamping paste is fixedly connected with a clamping seat, the inner surface of the clamping seat is matched with the outer surface of the clamping plate, S1, the first fixing paste and the second fixing paste are firstly erected on a wrist, then the first fixing paste and the second fixing paste are wound around the wrist for a circle, at the moment, the first clamping paste and the second clamping paste are pulled to enable the elastic pastes, then the clamping plates are clamped into the clamping seats to complete the fixing of the fixing seats, the elastic pastes can enable the first clamping paste and the second clamping paste to be elastic in the stretching process, the clamping plates and the clamping seats are matched to conveniently fix the mounting seats, and the 3M transparent paste is prevented from falling off under the condition that sweat exists on the back of the hand, enhancing the stability of the product.
Drawings
FIG. 1 is a perspective view of the external structure of the present invention;
FIG. 2 is a front view of the outer structure of the present invention;
FIG. 3 is a front view of a portion of the present invention;
FIG. 4 is a perspective view of a portion of the present invention;
FIG. 5 is a top view of an external structure of a first fastening sticker of the present invention;
fig. 6 is a top view of the external structure of the first and second fastening patches of the present invention.
In the figure, 1-a first fixing paste, 2-a second fixing paste, 3-a mounting pad, 4-a fixing seat, 5-a semicircular groove, 6-an arc-shaped plate, 7-a sliding plate, 8-an arc-shaped gear tooth, 9-a rotating rod, 10-a first gear, 11-a rotating shaft, 12-a second gear, 13-a friction disc, 14-a heating device, 15-a heating plate, 16-an elastic paste, 17-a first clamping paste, 18-a second clamping paste, 19-a clamping plate, 20-a clamping seat and 21-a rotating sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an embodiment of the present invention provides a technical solution: a fixing paste for a venous indwelling needle comprises a first fixing paste 1 and a second fixing paste 2, wherein one sides of the first fixing paste 1 and the second fixing paste 2 are fixedly connected with elastic pastes 16, one sides of the two elastic pastes 16 are respectively and fixedly connected with a first clamping paste 17 and a second clamping paste 18, one side of the first clamping paste 17 is fixedly connected with a clamping plate 19, one side of the second clamping paste 18 is fixedly connected with a clamping seat 20, the inner surface of the clamping seat 20 is matched with the outer surface of the clamping plate 19, the top parts of the first fixing paste 1 and the second fixing paste 2 are respectively and fixedly connected with mounting pads 3, a fixing seat 4 is fixedly connected between the top parts of the two mounting pads 3, the top part of the fixing seat 4 is fixedly connected with a heating device 14, the heating device 14 adopts a charging mode to provide electric energy and is provided with a charging interface, the bottom part of the heating device 14 is electrically connected with a heating plate 15, the heating plate 15 is made of a heat conducting material, the bottom part of the heating plate 15 penetrates through the fixing seat 4 and extends to the inside of a semicircular groove 5, one side of the heating plate 15 is attached to the inner wall of the semicircular groove 5, a mounting groove is formed in the fixing base 4, the first gear 10 and the second gear 12 are both mounted in the mounting groove, the semicircular groove 5 is formed in the bottom of the fixing base 4, the arc-shaped plates 6 are movably connected to both sides of the inside of the fixing base 4, the bottom ends of the two arc-shaped plates 6 penetrate through the fixing base 4 and extend to the outside of the fixing base 4, one sides of the two arc-shaped plates 6 are fixedly connected with sliding plates 7, the opposite sides of the two sliding plates 7 are slidably connected with the inner wall of the fixing base 4, the sides of the two arc-shaped plates 6 far away from each other are fixedly connected with arc-shaped gear teeth 8, the inside of the fixing base 4 is rotatably connected with a rotating rod 9, the outer surface of the rotating rod 9 is fixedly connected with a first gear 10, one side of the first gear 10 is meshed with one side of the arc-shaped gear teeth 8, and one side of the inside of the fixing base 4, which is positioned on the rotating rod 9, is rotatably connected with a rotating shaft 11, one side of the rotating shaft 11 penetrates through the fixed seat 4 and extends to the outside of the fixed seat 4, one end of the rotating shaft 11 is fixedly connected with a rotating sleeve 21, the outer surface of the rotating shaft 11 is fixedly connected with a second gear 12, one side of the second gear 12 is meshed with one side of the first gear 10, the outer surface of the rotating shaft 11 is fixedly connected with a friction disc 13 positioned inside the fixed seat 4, one side of the friction disc 13 is contacted with the inner wall of the fixed seat 4, the infusion tube is placed in the semicircular groove 5, the rotating shaft 11 rotates to drive the second gear 12 to rotate, the first gear 10 is meshed with the second gear 12, then the first gear 10 is meshed with the arc-shaped gear teeth 8, the two arc-shaped plates 6 can support the bottom of the outer surface of the needle tube, the needle tube is fixed, the friction force between the friction disc 13 and the inner wall of the fixed seat 4 is matched, and the second gear 12 is prevented from rotating with the first gear 10, the infusion tube is not only prevented from falling off easily when being touched, but also is not contacted with the back of the hand of a patient, so that the comfort level in the infusion process is greatly improved, and meanwhile, the content which is not described in detail in the specification belongs to the prior art which is known by the technical personnel in the field.
The invention also discloses a use method of the venous indwelling needle fixing paste, which specifically comprises the following steps:
s1, firstly, the first fixing sticker 1 and the second fixing sticker 2 are erected on the wrist, then the first fixing sticker 1 and the second fixing sticker 2 are wound around the wrist for a circle, at the moment, the first clamping sticker 17 and the second clamping sticker 18 are pulled to enable the elastic sticker 16 to be stuck, and then the clamping plate 19 is clamped into the clamping seat 20 to complete the fixing of the fixing seat 4;
s2, at the moment, the needle tube is lifted upwards to the semicircular groove 5, then the two rotating sleeves 21 are respectively rotated, the rotating sleeves 21 rotate to further drive the rotating shaft 11 to rotate, the rotating shaft 11 rotates to further drive the second gear 12 to rotate, so that the meshed first gear 10 is driven to rotate, and the first gear 10 rotates to drive the rotating rod 9 to rotate;
s3, the first gear 10 rotates to drive the meshed arc gear teeth 8 to rotate, the arc gear teeth 8 rotate to drive the arc plate 6 to rotate, and then the sliding plate 7 is driven to slide on the inner wall of the fixed seat 4, so that the arc plate 6 supports the bottom of the outer surface of the needle tube, the needle tube is fixed, and the friction disc 13 is used for limiting;
s4, starting the heating device 14 in the process of cold weather needle tube infusion, further heating the outer surface of the needle tube through the heating plate 15, and closing the heating device 14 after the infusion process is finished.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a fixed subsides of needle are kept somewhere to vein, includes first fixed subsides (1) and the fixed subsides of second (2), the equal fixedly connected with mounting pad (3) in top of first fixed subsides (1) and the fixed subsides of second (2), its characterized in that: a fixing seat (4) is fixedly connected between the tops of the two mounting pads (3), a semicircular groove (5) is formed in the bottom of the fixing seat (4), arc plates (6) are movably connected to two sides of the inside of the fixing seat (4), the bottom ends of the two arc plates (6) penetrate through the fixing seat (4) and extend to the outside of the fixing seat (4), sliding plates (7) are fixedly connected to one sides of the two arc plates (6), one sides of the two sliding plates (7) opposite to each other are slidably connected with the inner wall of the fixing seat (4), arc gear teeth (8) are fixedly connected to one sides of the two arc plates (6) far away from each other, a rotating rod (9) is rotatably connected to the inside of the fixing seat (4), a first gear (10) is fixedly connected to the outer surface of the rotating rod (9), and one side of the first gear (10) is meshed with one side of the arc gear teeth (8), the inner part of the fixed seat (4) and one side of the rotating rod (9) are rotatably connected with a rotating shaft (11), the outer surface of the rotating shaft (11) is fixedly connected with a second gear (12), one side of the second gear (12) is meshed with one side of the first gear (10), the outer surface of the rotating shaft (11) and the inner part of the fixed seat (4) are fixedly connected with a friction disc (13), one side of the friction disc (13) is contacted with the inner wall of the fixed seat (4), a mounting groove is formed in the fixed seat (4), the first gear (10) and the second gear (12) are both mounted in the mounting groove, the top of the fixed seat (4) is fixedly connected with a heating device (14), the bottom of the heating device (14) is electrically connected with a heating plate (15), the bottom of the heating plate (15) penetrates through the fixed seat (4) and extends to the inner part of the semicircular groove (5), one side of hot plate (15) and the inner wall laminating of half slot (5), first fixed subsides (1) and the fixed equal fixedly connected with elasticity in one side of pasting (2) of second paste (16), two one side difference fixedly connected with of elasticity subsides (16) first card pastes (17) and second card pastes (18), one side fixedly connected with cardboard (19) of first card subsides (17), one side fixedly connected with cassette (20) of second card subsides (18), and the internal surface of cassette (20) and the surface looks adaptation of cardboard (19), fixing base (4) are run through and extend to the outside of fixing base (4) in one side of pivot (11), the one end fixedly connected with of pivot (11) changes cover (21).
2. A method of using the venous indwelling needle retention patch of claim 1, wherein: the method specifically comprises the following steps:
s1, firstly, the first fixing sticker (1) and the second fixing sticker (2) are erected on a wrist, then the first fixing sticker (1) and the second fixing sticker (2) are wound around the wrist for a circle, at the moment, the first clamping sticker (17) and the second clamping sticker (18) are pulled, the clamping plate (19) is clamped into the clamping seat (20), and the fixing of the fixing seat (4) is completed;
s2, at the moment, the needle tube is lifted upwards into the semicircular groove (5), then the two rotating sleeves (21) are respectively rotated, the rotating sleeves (21) rotate to further drive the rotating shaft (11) to rotate, the rotating shaft (11) rotates to further drive the second gear (12) to rotate, so that the meshed first gear (10) is driven to rotate, and the first gear (10) rotates to then drive the rotating rod (9) to rotate;
s3, the first gear (10) rotates to drive the meshed arc-shaped gear teeth (8) to rotate, the arc-shaped gear teeth (8) rotate to drive the arc-shaped plate (6) to rotate, and then the sliding plate (7) is driven to slide on the inner wall of the fixing seat (4), so that the arc-shaped plate (6) supports the bottom of the outer surface of the needle tube, the needle tube is fixed, and the friction disc (13) is used for limiting;
s4, starting the heating device (14), and further heating the outer surface of the needle tube through the heating plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911301661.7A CN110960749B (en) | 2019-12-17 | 2019-12-17 | Venous indwelling needle fixing patch and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911301661.7A CN110960749B (en) | 2019-12-17 | 2019-12-17 | Venous indwelling needle fixing patch and using method thereof |
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| CN110960749B true CN110960749B (en) | 2022-09-13 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102438682A (en) * | 2009-05-15 | 2012-05-02 | Cr巴德公司 | Universal stabilization device |
| CN204364557U (en) * | 2011-02-09 | 2015-06-03 | 贝克顿·迪金森公司 | Inject tackling |
| CN205460190U (en) * | 2016-03-07 | 2016-08-17 | 西安交通大学第一附属医院 | Multipurpose is applied ointment or plaster |
| CN205832323U (en) * | 2016-06-23 | 2016-12-28 | 王桂娟 | A kind of clinical transfusion is with heating wristband |
| CN207221080U (en) * | 2017-02-27 | 2018-04-13 | 高杰 | A kind of neurological multifunctional woven hose wire fixing device |
| CN208372267U (en) * | 2017-07-24 | 2019-01-15 | 鼎天环球控股有限公司 | A kind of fixation device of vein indwelling needle catheter |
| CN208552659U (en) * | 2017-08-29 | 2019-03-01 | 深圳市中医院 | The anti-slip fixator of hemodialysis puncture needle |
| CN209123077U (en) * | 2018-03-15 | 2019-07-19 | 郑州儿童医院 | A kind of anesthesia fixed device of constant speed injection |
| CN208710774U (en) * | 2018-05-11 | 2019-04-09 | 中国人民解放军陆军军医大学第三附属医院（野战外科研究所） | A kind of PICC external fixer |
| CN208927379U (en) * | 2018-06-13 | 2019-06-04 | 中国人民解放军陆军军医大学第三附属医院（野战外科研究所） | A kind of PICC hand fixer |
| CN209771076U (en) * | 2019-01-15 | 2019-12-13 | 南通伊诺精密塑胶导管有限公司 | Central vein indwelling catheter assembly |
| CN209751845U (en) * | 2019-03-05 | 2019-12-10 | 中国人民解放军陆军军医大学第二附属医院 | PICC pipe infusion fixing device |
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