CN219397279U - Dual-purpose scalp needle for blood sampling and transfusion - Google Patents
Dual-purpose scalp needle for blood sampling and transfusion Download PDFInfo
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- CN219397279U CN219397279U CN202223148870.2U CN202223148870U CN219397279U CN 219397279 U CN219397279 U CN 219397279U CN 202223148870 U CN202223148870 U CN 202223148870U CN 219397279 U CN219397279 U CN 219397279U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The utility model provides a dual-purpose scalp needle for blood sampling and transfusion, which comprises: comprising the following steps: the three-way connector comprises a three-way connector main body, wherein a first clamping part is arranged on the inner wall of the three-way connector main body, a second clamping part is arranged on the plug connector, and the first clamping part is connected with the second clamping part. Realize through joint structure three way connection's convenient dismantlement guarantees through the plug both ends setting up sealed rubber ring three way connection's gas tightness and water proofness are relatively poor, avoid consequently probably causing the infection in the infusion process, initiate the secondary injury that the infusion caused.
Description
Technical Field
The utility model relates to a dual-purpose scalp needle for blood sampling and transfusion, which is applied to the technical field of medical appliances.
Background
Intravenous infusion and blood sampling are common technical operations in clinical care work, but in the clinical use process, a part of patients need to take blood for various tests and also need to receive infusion. Usually, blood collection and transfusion are carried out separately, and a nurse needs to make multiple venipuncture for a patient, so that the labor intensity of the nurse is increased, pain of the patient is increased, and delay of treatment time can be caused under some critical conditions, which is not beneficial to rapid recovery of the patient's condition, as shown in fig. 1, for example, an infusion blood drawing device with the application number of CN202123072236.0 has the following defects:
(1) The retaining needle is fixed by sticking the retaining needle on the back of hand with a film, which may cause pressure sore, and continuous ischemia, anoxia, malnutrition and necrosis of tissue due to long-term compression of local tissue
(2) The three-way connecting piece is inconvenient to detach, and the air tightness and the water tightness of the three-way connecting piece are poor, so that infection can be caused in the infusion process, and secondary injury caused by infusion is caused.
(3) The connection between the blood sampling needle head and the infusion connector and the needle tube is not provided with a buckle, which may cause the blood sampling or the falling off of the blood sampling needle head and the infusion connector in the infusion process to cause infection.
It is an object of the present utility model to devise a dual-purpose scalp needle for blood collection and infusion that addresses one or more of the problems of the prior art as described above.
Disclosure of Invention
The utility model provides a dual-purpose scalp needle for blood sampling and transfusion, which can effectively solve the problems.
The utility model is realized in the following way:
a dual-purpose scalp needle for blood sampling and transfusion, comprising: the three-way joint is communicated with a blood sampling needle head and an infusion joint;
the retaining needle is connected with the application assembly, the application assembly is connected with the needle tube, the needle tube is connected with the plug connector, and the plug connector is connected with the three-way connector;
the three-way connector comprises a three-way connector main body, a first clamping part is arranged on the inner wall of a three-way of the three-way connector main body, a second clamping part is arranged on the plug connector, and the first clamping part is connected with the second clamping part.
As a further improvement, the application component comprises a needle tube connecting piece, the needle tube connecting piece is connected with a bottom plate, the bottom plate is provided with a sliding groove, the needle tube connecting piece is provided with a sliding block matched with the sliding groove, the sliding block is connected with the sliding groove, the needle tube connecting piece is symmetrically provided with positioning holes, the bottom plate is provided with a protruding block matched with the positioning holes, and the protruding block is connected with the positioning holes.
As a further improvement, the bottom plate is connected with a film.
As a further improvement, the first clamping part comprises a plurality of clamping grooves arranged on the inner wall of the tee joint, each clamping groove comprises a vertical groove and a transverse groove arranged on the central edge of the vertical groove, a first protruding block is arranged on the outer ring of the hollow annular clamping plate, the first protruding block is connected with the vertical groove, an annular flange is arranged at the bottom of the vertical groove, and the annular clamping plate is connected with the annular flange through a spring; the second clamping portion comprises a plurality of second protruding blocks arranged on the plug connector, the second protruding blocks are connected with the vertical grooves, when the second protruding blocks slide downwards, the plug connector abuts against the annular clamping plate, the annular clamping plate compresses the spring, and then the plug connector is rotated to enable the second protruding blocks to be clamped with the transverse grooves so as to fix the plug connector and the tee connector main body.
As a further improvement, the height of the first bump is greater than the width of the transverse groove.
As a further improvement, the blood sampling needle head and the infusion connector are provided with buckles at the joint of the needle tube, each buckle comprises a buckle main body, each buckle main body is in a ring shape, each buckle main body is radially provided with a groove, one end of each groove is hinged with a first buckling plate, one end of each groove, which is far away from each first buckling plate, is provided with a second buckling plate, one end, which is far away from each hinged part, of each first buckling plate is provided with a locating block groove, each locating block groove is hinged with a locating block, one end, which is far away from each hinged part, of each second buckling plate is provided with a locating block clamping groove, each locating block penetrates through the corresponding locating block clamping groove, each second buckling plate is provided with a convex strip, each buckle main body is provided with a convex strip clamping groove matched with each convex strip, and each convex strip is clamped with the corresponding convex strip clamping groove.
The beneficial effects of the utility model are as follows:
(1) Through the setting is in the spout of bottom plate, needle tubing connecting piece set up with spout matched with slider, the slider is connected the spout, needle tubing connecting piece symmetry set up the locating hole, the bottom plate set up with locating hole complex lug, the lug is connected the mode of locating hole realizes apply ointment or plaster the convenient dismantlement of subassembly, through the fixed mode that the pad pasting was connected to the bottom plate is solved and is kept somewhere the needle adopts the pad pasting to paste and keep somewhere the needle in the back of the hand, probably leads to pressing sore, because local tissue is pressed for a long time, takes place to last ischemia, hypoxia, malnutrition and the problem that the tissue ulceration necrosis was right.
(2) Through setting up the first joint portion of tee bend inner wall of tee bend joint main part, the connector sets up second joint portion, first joint portion is connected the mode of second joint portion realizes the convenient dismantlement of tee bend joint, through the connector both ends set up sealed rubber ring and guarantee tee bend joint's gas tightness and water proofness are good, avoid consequently infusion in-process probably causing the infection, initiate the secondary injury that the infusion caused.
(3) Through setting up blood sampling syringe needle and infusion connect with the buckle of needle tubing junction, the buckle includes buckle main part, the buckle main part is the ring form, the buckle main part radially sets up a recess, recess one end articulates first knot clamp plate, the recess is kept away from the one end of first knot clamp plate sets up the second knot clamp plate, articulated department one end is kept away from to first knot clamp plate sets up the locating piece recess, the locating piece recess articulates the locating piece, articulated department one end is kept away from to the second knot clamp plate sets up the locating piece joint groove, the locating piece runs through and sets up the locating piece joint groove, second knot clamp plate both ends set up the sand grip, the buckle main part set up with sand grip draw-in groove of sand grip complex, the sand grip joint the mode of sand grip draw-in groove is fixed blood sampling syringe needle and infusion connect and needle tube, avoid perhaps infusion process syringe needle and infusion to drop and cause the infection.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of an infusion and blood drawing device with application number CN 202123072236.0.
Fig. 2 is a schematic structural diagram provided in an embodiment of the present utility model.
Fig. 3 is a schematic diagram of an explosion structure according to an embodiment of the present utility model.
FIG. 4 is a schematic view of a needle cannula connector according to an embodiment of the present utility model.
Fig. 5 is a schematic view of a base plate structure according to an embodiment of the present utility model.
Fig. 6 is a schematic structural diagram of a three-way joint body according to an embodiment of the present utility model.
Fig. 7 is a schematic structural diagram of a card board according to an embodiment of the utility model.
Fig. 8 is a schematic structural diagram of a connector according to an embodiment of the present utility model.
Fig. 9 is a schematic structural diagram of a buckle according to an embodiment of the present utility model.
Fig. 10 is a schematic structural diagram of a buckle main body according to an embodiment of the present utility model.
Wherein:
10. a retention needle;
20. an application assembly;
201. a needle tube connecting piece; 201a, a slider; 201b, positioning holes; 202. a bottom plate; 202a, a chute; 202b, bumps; 203. sticking a film;
30. a needle tube;
301. a buckle; 302. a clasp body; 303. a groove; 304 a first buckling plate; 304b, positioning blocks; 305. a second buckling plate; 305b, a convex strip; 306. a convex strip clamping groove;
40. a three-way joint;
401. a tee joint body; 402. a first clamping part; 402a, a clamping groove; 402a-1, vertical slots; 402a-2, transverse grooves; 402b, annular snap plates; 402b-1, a first bump; 402c, an annular flange; 402d, springs; 403. a plug; 403a, a sealing rubber ring; 404. a second clamping part; 404a, a second bump;
50. a blood collection needle;
60. an infusion connector;
70. positive pressure joint.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
In the description of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
Referring to fig. 2-8, a dual-purpose scalp needle for blood collection and infusion, comprising: the three-way connector 40 is communicated with the blood taking needle 50 and the transfusion connector 60; the direction in which the three-way connector 40 communicates with the positive pressure connector 70 of the blood taking needle 50 is opposite to the direction in which the three-way connector 40 communicates with the positive pressure connector 70 of the infusion needle 60 is opposite to the direction in which the three-way connector 40 communicates with the positive pressure connector of the infusion needle 60, the positive pressure connector 70 is used for preventing liquid from flowing out of the blood taking needle during the infusion process, and the blood taking process is also the same.
The indwelling needle 10 is connected with the applying component 20, the indwelling needle 10 is used for puncturing veins for transfusion, the applying component 20 is also provided with an adjusting roller capable of adjusting flow, the applying component 20 is connected with the needle tube 30, the needle tube 30 is connected with a plug-in connector 403, and the plug-in connector 403 is connected with the three-way connector 40;
the three-way connector 40 comprises a three-way connector main body 401, a first clamping portion 402 is arranged on the inner wall of a three-way of the three-way connector main body 401, a second clamping portion 404 is arranged on the plug connector 403, and the first clamping portion 402 is connected with the second clamping portion 404.
Further, the application assembly 20 includes a needle tube connector 201, the needle tube connector 201 is connected with a bottom plate 202, the bottom plate 202 is provided with a sliding groove 202a, the needle tube connector 201 is provided with a sliding block 201a matched with the sliding groove 202a, the sliding block 201a is connected with the sliding groove 202a, the needle tube connector 201 is symmetrically provided with positioning holes 201b, the bottom plate 202 is provided with a protruding block 202b matched with the positioning holes 201b, and the protruding block 202b is connected with the positioning holes 201b. The convenient disassembly of the application component 20 is realized in this way, the bottom plate is connected with the film 203, the film 203 is connected through the bottom plate 202, the problem that the tissue ulceration necrosis pair is caused by long-term compression of local tissues due to the fact that the film is adopted to paste the indwelling needle on the back of the hand in the fixing mode of the indwelling needle is solved.
Further, the first clamping portion 402 includes a plurality of clamping grooves 402a disposed on an inner wall of the tee joint, the clamping grooves 402a include vertical grooves 402a-1 and horizontal grooves 402a-2 disposed on a central edge of the vertical grooves 402a-1, a first protruding block 402b-1 is disposed on an outer ring of the hollow annular clamping plate 402b, the first protruding block 402b-1 is connected to the vertical grooves 402a-1, an annular flange 402c is disposed at a bottom of the vertical grooves 402a-1, and the annular clamping plate 402b is connected to the annular flange 402c through a spring 402 d; the second clamping portion 404 includes a plurality of second protruding blocks 404a disposed on the plug connector 403, where the second protruding blocks 404a are connected to the vertical grooves 402a-1, when the second protruding blocks 404a slide downward, the plug connector 403 abuts against the annular clamping plate 402b, the annular clamping plate 402b compresses the spring 402d, and then the plug connector 403 is rotated to enable the second protruding blocks 404a to be clamped against the horizontal grooves 402a-2, so as to fix the plug connector 403 and the three-way connector main body 401. Through setting up the first joint portion 402 of tee bend inner wall of tee bend joint main part 401, the plug is provided with second joint portion 404, first joint portion 402 is connected the mode of second joint portion 404 realizes the convenient dismantlement of tee bend joint 40.
Further, the sealing rubber rings 403a are arranged at two ends of the plug connector 403, and the sealing rubber rings 403a are arranged at two ends of the plug connector 403 to ensure that the three-way connector 40 has good air tightness and water tightness, so that the secondary injury caused by infusion is avoided, which may cause infection in the infusion process.
Further, the height of the first protrusion 402b-1 is greater than the width of the transverse slot 402a-2 to prevent the annular clamping plate 402b from being clamped into the transverse slot 402a-2.
Further, the connection part of the blood taking needle 50 and the infusion connector 60 with the needle tube 30 is provided with a buckle 301, the buckle 301 comprises a buckle main body 302, the buckle main body 302 is in a ring shape, the buckle main body 302 is radially provided with a groove 303, one end of the groove 303 is hinged with a first buckling plate 304, one end of the groove 303, which is far away from the first buckling plate 304, is provided with a second buckling plate 305, one end of the first buckling plate 304, which is far away from the hinged part, is provided with a positioning block groove, the end, which is far away from the hinged part, of the second buckling plate 305 is provided with a positioning block clamping groove, the positioning block 304b penetrates through and is provided with a positioning block clamping groove, two ends of the second buckling plate 305 are provided with a convex strip 305b, the buckle main body 302 is provided with a convex strip clamping groove 306, the convex strip 305b is clamped with the convex strip clamping groove 306, and the function of connecting the blood taking needle 50 and the infusion connector 60 with the infusion connector 30 is used for preventing infection from falling off caused by the blood taking needle 50 and the infusion connector 60.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. A dual-purpose scalp needle for blood sampling and transfusion, characterized by comprising: the three-way joint (40) is communicated with a blood sampling needle head (50) and an infusion joint (60);
the indwelling needle (10) is connected with the application assembly (20), the application assembly (20) is connected with the needle tube (30), the needle tube (30) is connected with the plug connector (403), and the plug connector (403) is connected with the three-way connector (40);
the three-way connector (40) comprises a three-way connector main body (401), a first clamping part (402) is arranged on the inner wall of a three-way of the three-way connector main body (401), a second clamping part (404) is arranged on the plug connector (403), and the first clamping part (402) is connected with the second clamping part (404).
2. The dual-purpose scalp needle for blood sampling and infusion according to claim 1 characterized in that the application assembly (20) comprises a needle tube connecting piece (201), the needle tube connecting piece (201) is connected with a bottom plate (202), the bottom plate (202) is provided with a sliding groove (202 a), the needle tube connecting piece (201) is provided with a sliding block (201 a) matched with the sliding groove (202 a), the sliding block (201 a) is connected with the sliding groove (202 a), the needle tube connecting piece (201) is symmetrically provided with a positioning hole (201 b), the bottom plate (202) is provided with a protruding block (202 b) matched with the positioning hole (201 b), and the protruding block (202 b) is connected with the positioning hole (201 b).
3. A dual-purpose scalp needle for blood collection and infusion according to claim 2 characterized in that said base plate is attached to a film (203).
4. The dual-purpose scalp needle for blood sampling and transfusion according to claim 1 characterized in that the first clamping part (402) comprises a plurality of clamping grooves (402 a) arranged on the inner wall of the tee joint, the clamping grooves (402 a) comprise vertical grooves (402 a-1) and transverse grooves (402 a-2) arranged on the central edge of the vertical grooves (402 a-1), a first protruding block (402 b-1) is arranged on the outer ring of the hollow annular clamping plate (402 b), the first protruding block (402 b-1) is connected with the vertical grooves (402 a-1), an annular flange (402 c) is arranged at the bottom of the vertical grooves (402 a-1), and the annular clamping plate (402 b) is connected with the annular flange (402 c) through a spring (402 d); the second clamping portion (404) comprises a plurality of second protruding blocks (404 a) arranged on the plug connector (403), the second protruding blocks (404 a) are connected with the vertical grooves (402 a-1), when the second protruding blocks (404 a) slide downwards, the plug connector (403) abuts against the annular clamping plate (402 b), the annular clamping plate (402 b) compresses the spring (402 d), and then the plug connector (403) is rotated to enable the second protruding blocks (404 a) to be clamped with the transverse grooves (402 a-2) so as to fix the plug connector (403) and the tee connector main body (401).
5. The dual-purpose scalp needle for blood collection and infusion according to claim 4 is characterized in that sealing rubber rings (403 a) are arranged at two ends of the plug (403).
6. The dual-purpose scalp needle for blood and infusion according to claim 4 wherein the height of the first projection (402 b-1) is greater than the width of the transverse groove (402 a-2).
7. The dual-purpose scalp needle for blood sampling and infusion according to claim 1, characterized in that the joint of the blood sampling needle (50) and the infusion connector (60) and the needle tube (30) is provided with a buckle (301), the buckle (301) comprises a buckle main body (302), the buckle main body (302) is in a circular ring shape, the buckle main body (302) is radially provided with a groove (303), one end of the groove (303) is hinged with a first buckling plate (304), one end of the groove (303) far away from the first buckling plate (304) is provided with a second buckling plate (305), one end of the first buckling plate (304) far away from the hinged position is provided with a positioning block groove, one end of the second buckling plate (305) far away from the hinged position is provided with a positioning block clamping groove, the positioning block (304 b) is arranged in a penetrating way, two ends of the second buckling plate (305) are provided with a convex strip (305 b), the buckle main body (302) is provided with a convex strip (306) matched with the convex strip (305), and the convex strip (305) is clamped in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223148870.2U CN219397279U (en) | 2022-11-25 | 2022-11-25 | Dual-purpose scalp needle for blood sampling and transfusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223148870.2U CN219397279U (en) | 2022-11-25 | 2022-11-25 | Dual-purpose scalp needle for blood sampling and transfusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219397279U true CN219397279U (en) | 2023-07-25 |
Family
ID=87229249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223148870.2U Active CN219397279U (en) | 2022-11-25 | 2022-11-25 | Dual-purpose scalp needle for blood sampling and transfusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219397279U (en) |
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2022
- 2022-11-25 CN CN202223148870.2U patent/CN219397279U/en active Active
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