CN210673930U - Bidirectional needle device for blood sampling and transfusion - Google Patents
Bidirectional needle device for blood sampling and transfusion Download PDFInfo
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- CN210673930U CN210673930U CN201920386111.9U CN201920386111U CN210673930U CN 210673930 U CN210673930 U CN 210673930U CN 201920386111 U CN201920386111 U CN 201920386111U CN 210673930 U CN210673930 U CN 210673930U
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- connecting pipe
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Abstract
The utility model discloses a two-way syringe needle device for blood sampling and infusion, first connecting pipe mechanism and second connecting pipe mechanism including symmetrical establishment, first connecting pipe mechanism with form the connection cavity between the second connecting pipe mechanism, the cooperation is installed coupling mechanism in the connection cavity. The utility model can be used as a blood taking needle and as an infusion needle after the same patient takes blood through the arrangement of the first three-way pipe and the second three-way pipe, does not need secondary puncture, reduces the pain of the patient and lightens the work burden of medical staff; through the setting of first connecting pipe mechanism and second connecting pipe mechanism, set up two syringe needle mechanisms, when avoiding the syringe needle situation to appear, need tear open the problem of getting new blood taking needle or transfusion needle, avoid patient's long-time waiting, the use in the actual medical care work of being convenient for.
Description
Technical Field
The utility model belongs to the biomedical apparatus field especially relates to a two-way syringe needle device for blood sampling and infusion.
Background
At present, in the blood sampling and transfusion processes, a blood sampling needle and a transfusion needle are separated and are disposable puncture products, when a patient needs to take blood and transfuse, repeated puncture is needed, the pain of the patient is increased, and inconvenience is caused to the use of medical staff; moreover, current blood taking needle or transfusion needle are single syringe needle structure, when the syringe needle goes wrong, need tear open again and get new blood taking needle or transfusion needle to change, at this in-process, prolonged patient's latency, cause inconvenience for actual medical care work.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the problems in the prior art, and provides a bidirectional needle device for blood sampling and transfusion, through the arrangement of a first three-way pipe and a second three-way pipe, the needle can be used as a blood sampling needle, and can also be used as a transfusion needle after the blood sampling of the same patient, so that the secondary puncture is not needed, the pain of the patient is reduced, and the work burden of medical staff is lightened; through the setting of first connecting pipe mechanism and second connecting pipe mechanism, set up two syringe needle mechanisms, when avoiding the syringe needle situation to appear, need tear open the problem of getting new blood taking needle or transfusion needle, avoid patient's long-time waiting, the use in the actual medical care work of being convenient for.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
a bidirectional needle head device for blood sampling and transfusion comprises a first connecting pipe mechanism and a second connecting pipe mechanism which are symmetrically arranged, wherein a connecting cavity is formed between the first connecting pipe mechanism and the second connecting pipe mechanism, and a connecting mechanism is arranged in the connecting cavity in a matching manner;
the first connecting pipe mechanism comprises a connecting pipeline and a needle head mechanism which are sequentially communicated, and a connecting snap ring is fixedly installed at one end of the connecting pipeline, which is close to the connecting mechanism;
the connecting mechanism comprises a middle connecting ring, a fixed cavity is formed in the middle connecting ring, a middle partition plate is fixedly installed in the fixed cavity, the middle partition plate divides the fixed cavity into a first cavity and a second cavity, the first cavity is communicated with the first connecting pipe mechanism, and the second cavity is communicated with the second connecting pipe mechanism;
and a first three-way pipe and a second three-way pipe which are symmetrically arranged are fixedly communicated with the side surface of the middle connecting ring, the first three-way pipe is communicated with the first cavity, and the second three-way pipe is communicated with the second cavity.
Furthermore, the needle mechanism comprises a fixed base, a connection clamping seat and a needle head which are connected in sequence, one end of the connection clamping seat is communicated with the fixed base, the other end of the connection clamping seat is communicated with the needle head, and one end, far away from the connection clamping seat, of the fixed base is communicated with the connecting pipeline.
Furthermore, circular thread grooves are formed in two ends of the middle connecting ring, and annular thread columns matched with the connecting clamping rings are fixedly communicated in the circular thread grooves.
Furthermore, the middle partition board is an inclined board, and an included angle between the lower bottom surface of the middle partition board and the lower bottom surface of the middle connecting ring is 30-45 degrees.
Further, the first three-way pipe comprises a first connecting pipe and a transverse branch pipe fixedly communicated with the side surface of the first connecting pipe, and the transverse branch pipe is vertically connected with the first connecting pipe;
and branch guide pipes are vertically arranged at the two ends of the transverse branch pipe, and a fastening connection valve is fixedly arranged at one end of each branch guide pipe, which is far away from the transverse branch pipe.
The utility model has the advantages that:
the utility model can be used as a blood taking needle and as an infusion needle after the same patient takes blood through the arrangement of the first three-way pipe and the second three-way pipe, does not need secondary puncture, reduces the pain of the patient and lightens the work burden of medical staff; through the setting of first connecting pipe mechanism and second connecting pipe mechanism, set up two syringe needle mechanisms, when avoiding the syringe needle situation to appear, need tear open the problem of getting new blood taking needle or transfusion needle, avoid patient's long-time waiting, the use in the actual medical care work of being convenient for.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an exploded view of the local structure of the present invention;
fig. 3 is a partial structural schematic diagram of the present invention;
fig. 4 is a partial structural schematic diagram of the present invention;
fig. 5 is a partial structural sectional view of the present invention;
fig. 6 is a partial structural schematic diagram of the present invention;
fig. 7 is an exploded view of a partial structure of the present invention;
fig. 8 is a schematic view of a partial structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
The bidirectional needle device for blood sampling and infusion as shown in fig. 1 to 2 comprises a first connecting pipe mechanism 1 and a second connecting pipe mechanism 2 which are symmetrically arranged, a connecting cavity 3 is formed between the first connecting pipe mechanism 1 and the second connecting pipe mechanism 2, and a connecting mechanism 4 is fittingly arranged in the connecting cavity 3.
As shown in fig. 3. The first connecting pipe mechanism 1 comprises a connecting pipeline 11 and a needle mechanism 12 which are sequentially communicated, and a connecting snap ring 13 is fixedly installed at one end, close to the connecting mechanism 4, of the connecting pipeline 11.
As shown in fig. 4 to 5, the connection mechanism 4 includes an intermediate connection ring 41, a fixed cavity 42 is formed in the intermediate connection ring 41, an intermediate partition plate 43 is fixedly installed in the fixed cavity 42, the intermediate partition plate 43 divides the fixed cavity 42 into a first cavity 44 and a second cavity 45, the first cavity 44 is communicated with the first connection pipe mechanism 1, and the second cavity 45 is communicated with the second connection pipe mechanism 2;
a first three-way pipe 46 and a second three-way pipe 47 which are symmetrically arranged are fixedly communicated with the side surface of the middle connecting ring 41, the first three-way pipe 46 is communicated with the first cavity 44, and the second three-way pipe 47 is communicated with the second cavity 45;
the middle clapboard 43 is an inclined plate, and the included angle between the lower bottom surface of the middle clapboard 43 and the lower bottom surface of the middle connecting ring 41 is 30-45 degrees.
As shown in fig. 6, the needle mechanism 12 includes a fixed base 121, a connection clamping seat 122 and a needle 123, which are connected in sequence, one end of the connection clamping seat 122 is communicated with the fixed base 121, the other end of the connection clamping seat 122 is communicated with the needle 123, and one end of the fixed base 121, which is far away from the connection clamping seat 122, is communicated with the connection pipe 11.
As shown in fig. 7, both ends of the middle connection ring 41 are provided with circular thread grooves 411, and annular thread columns 412 matched with the connection snap ring 13 are fixedly communicated in the circular thread grooves 411.
As shown in fig. 8, the first tee 46 includes a first connecting pipe 461 and a lateral branch 462 fixedly communicated with a side of the first connecting pipe 461, the lateral branch 462 being vertically connected to the first connecting pipe 461;
a branch conduit 463 is vertically installed at both ends of the transverse branch pipe 462, and a fastening connection valve 464 is fixedly installed at one end of the branch conduit 463 far away from the transverse branch pipe 462.
In the in-service use process, through the setting of first three-way pipe 46 and second three-way pipe 47, this syringe needle 123 both can use as the blood taking needle, can be again in same patient's blood sampling back, act as the transfusion needle and use, through setting up fastening connection valve 464, realize this syringe needle 123 in the switching between blood taking needle and transfusion needle, need not the secondary puncture, reduce patient's misery, alleviate medical personnel work burden.
In the in-service use process, through set up intermediate bottom 43 in middle go-between 41, guarantee the wall between first connecting pipe mechanism 1 and the second connecting pipe mechanism 2, through the setting of first connecting pipe mechanism 1 and second connecting pipe mechanism 2, set up two syringe needle mechanisms, when avoiding the syringe needle situation to appear, need tear open the problem of getting new blood taking needle or transfusion needle, avoid patient's long-time waiting, the use of being convenient for in the actual medical care work.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., 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 above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (5)
1. A bidirectional needle device for blood sampling and transfusion is characterized in that: the device comprises a first connecting pipe mechanism (1) and a second connecting pipe mechanism (2) which are symmetrically arranged, wherein a connecting cavity (3) is formed between the first connecting pipe mechanism (1) and the second connecting pipe mechanism (2), and a connecting mechanism (4) is arranged in the connecting cavity (3) in a matching manner;
the first connecting pipe mechanism (1) comprises a connecting pipeline (11) and a needle mechanism (12) which are sequentially communicated, and a connecting snap ring (13) is fixedly installed at one end, close to the connecting mechanism (4), of the connecting pipeline (11);
the connecting mechanism (4) comprises a middle connecting ring (41), a fixed cavity (42) is formed in the middle connecting ring (41), a middle partition plate (43) is fixedly installed in the fixed cavity (42), the fixed cavity (42) is divided into a first cavity (44) and a second cavity (45) by the middle partition plate (43), the first cavity (44) is communicated with the first connecting pipe mechanism (1), and the second cavity (45) is communicated with the second connecting pipe mechanism (2);
the side surface of the middle connecting ring (41) is fixedly communicated with a first three-way pipe (46) and a second three-way pipe (47) which are symmetrically arranged, the first three-way pipe (46) is communicated with the first cavity (44), and the second three-way pipe (47) is communicated with the second cavity (45).
2. A bi-directional needle device for blood collection and infusion as claimed in claim 1, wherein: the needle mechanism (12) comprises a fixed base (121), a connecting clamping seat (122) and a needle (123) which are sequentially connected, one end of the connecting clamping seat (122) is communicated with the fixed base (121), the other end of the connecting clamping seat (122) is communicated with the needle (123), and one end, far away from the connecting clamping seat (122), of the fixed base (121) is communicated with the connecting pipeline (11).
3. A bi-directional needle device for blood collection and infusion as claimed in claim 1, wherein: circular thread grooves (411) are formed in two ends of the middle connecting ring (41), and annular thread columns (412) matched with the connecting clamping rings (13) are fixedly communicated in the circular thread grooves (411).
4. A bi-directional needle device for blood collection and infusion as claimed in claim 1, wherein: the middle partition plate (43) is an inclined plate, and an included angle between the lower bottom surface of the middle partition plate (43) and the lower bottom surface of the middle connecting ring (41) is 30-45 degrees.
5. A bi-directional needle device for blood collection and infusion as claimed in claim 1, wherein: the first tee pipe (46) comprises a first connecting pipe (461) and a transverse branch pipe (462) fixedly communicated with the side face of the first connecting pipe (461), and the transverse branch pipe (462) is vertically connected with the first connecting pipe (461);
and branch guide pipes (463) are vertically arranged at both ends of the transverse branch pipe (462), and a fastening connection valve (464) is fixedly arranged at one end of each branch guide pipe (463) far away from the transverse branch pipe (462).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920386111.9U CN210673930U (en) | 2019-03-26 | 2019-03-26 | Bidirectional needle device for blood sampling and transfusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920386111.9U CN210673930U (en) | 2019-03-26 | 2019-03-26 | Bidirectional needle device for blood sampling and transfusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210673930U true CN210673930U (en) | 2020-06-05 |
Family
ID=70898390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920386111.9U Expired - Fee Related CN210673930U (en) | 2019-03-26 | 2019-03-26 | Bidirectional needle device for blood sampling and transfusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210673930U (en) |
-
2019
- 2019-03-26 CN CN201920386111.9U patent/CN210673930U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200605 Termination date: 20210326 |