CN207370942U - Antisitic defect transfusion needle - Google Patents
Antisitic defect transfusion needle Download PDFInfo
- Publication number
- CN207370942U CN207370942U CN201720261640.7U CN201720261640U CN207370942U CN 207370942 U CN207370942 U CN 207370942U CN 201720261640 U CN201720261640 U CN 201720261640U CN 207370942 U CN207370942 U CN 207370942U
- Authority
- CN
- China
- Prior art keywords
- guiding tube
- needle
- hose
- puncture needle
- threeway
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
A kind of antisitic defect transfusion needle provided by the utility model, including positive valve, batching pig, threeway and draw point, the left and right ends of the threeway connect respectively with draw point and batching pig, the draw point includes hose, puncture needle and guiding tube, the hose is connected with the left end of threeway, the circumferentially arranged multiple connecting plates having of puncture needle, described connecting plate one end is rotatably connected by torque spring with the syringe needle of puncture needle, the other end is contradicted with hose, guiding tube is placed in the puncture needle and is slidably connected with guiding tube, hose is placed in guiding tube and is slidably connected with hose, guiding tube one end is connected with connecting plate contract type, the other end forms operation boss through batching pig, the guiding tube is slidably connected with batching pig.Antisitic defect transfusion needle provided by the utility model, in infusion process, hose can be deformed with the deformation of hand tissue, to reduce the probability of needle phenomenon generation, reduced the probability of repeated puncture, reduced the damage to patient, improve the security of transfusion needle.
Description
Technical field
The utility model is related to medical instruments fields, and in particular to a kind of antisitic defect transfusion needle.
Background technology
Pass through long-term observation in clinic, be mostly with a draw point Direct perforantes human body table when finding clinically to infuse at present
Skin tissue is entered in vein blood vessel and infused, and due to there is penetrating for draw point, patient can mostly not feel well, and infusion process is past
Past long, during infusion, the hand of patient is inevitably moved, in the process of patient activity's hand
In, since draw point is harder and the syringe needle of draw point is more sharp, it is impossible to be deformed with the deformation of hand tissue, easily lead to draw point
Syringe needle punctures vascular wall, and the excessive infiltration surrounding tissue of solution induces needle phenomenon, causes repeated puncture, and pain is brought to infusion person
It is bitter.
Utility model content
For in the prior art the defects of, antisitic defect transfusion needle provided by the utility model, in infusion process, hose energy
It is deformed with the deformation of hand tissue, to reduce the probability of needle phenomenon generation, reduces the probability of repeated puncture, reduce to suffering from
The damage of person improves the security of transfusion needle.
A kind of antisitic defect transfusion needle provided by the utility model, it is described including positive valve, batching pig, threeway and draw point
The left and right ends of threeway connect respectively with draw point and batching pig, and the middle-end of the threeway is connected with positive valve, and the draw point includes
Hose, puncture needle and guiding tube, the hose are connected with the left end of threeway, the circumferentially arranged multiple companies having of the puncture needle
Fishplate bar, described connecting plate one end are rotatably connected by torque spring with the syringe needle of puncture needle, and the other end is contradicted with hose, described to wear
Guiding tube is placed in pricker and is slidably connected with guiding tube, hose is placed in the guiding tube and is slidably connected with hose, it is described
Guiding tube one end is connected with connecting plate contract type, and the other end forms operation boss through batching pig, and the guiding tube is slided with batching pig
Dynamic connection.
Optionally, the puncture needle is provided with being adapted with connecting plate and dips down from left to right close to one end of syringe needle
Oblique accommodating groove.
Optionally, inner wall of the guiding tube close to one end of the syringe needle of puncture needle inwardly convexes into connection boss, described
The outer circumferential surface of the one end of puncture needle away from syringe needle concaves to form sliding groove, the connection boss be located at sliding groove it is interior and with puncture
Pin is slidably connected, and the spring for connecting puncture needle and connection boss is provided in the sliding groove.
Optionally, outer circumferential surface of the guiding tube close to one end of puncture needle head concaves to form tensioning boss, described
Air bag is installed, the operation outside the boss is provided with the negative pressure valve connected with air bag on tensioning boss.
As shown from the above technical solution, the beneficial effects of the utility model：
1st, a kind of antisitic defect transfusion needle provided by the utility model, including positive valve, batching pig, threeway and draw point, institute
The left and right ends for stating threeway connect respectively with draw point and batching pig, and the middle-end of the threeway is connected with positive valve, the draw point bag
Include hose, puncture needle and guiding tube, the hose is connected with the left end of threeway, the puncture needle is circumferentially arranged have it is multiple
Connecting plate, described connecting plate one end are rotatably connected by torque spring with the syringe needle of puncture needle, and the other end is contradicted with hose, described
Guiding tube is placed in puncture needle and is slidably connected with guiding tube, hose is placed in the guiding tube and is slidably connected with hose, institute
It states guiding tube one end to be connected with connecting plate contract type, the other end forms operation boss, the guiding tube and batching pig through batching pig
It is slidably connected.Antisitic defect transfusion needle provided by the utility model, in infusion process, hose can with the deformation of hand tissue and
Deformation to reduce the probability of needle phenomenon generation, reduces the probability of repeated puncture, reduces the damage to patient, improves transfusion needle
Security.
2nd, a kind of antisitic defect transfusion needle provided by the utility model, the puncture needle are provided with storage close to one end of syringe needle
Slot.Convenient for connecting plate is accommodated into guiding tube, prevent connecting plate from being interfered with guiding tube.
3rd, a kind of antisitic defect transfusion needle provided by the utility model is provided with air bag on guiding tube, convenient for twitching guiding tube,
When preventing from twitching guiding tube, hose skids off the probability in vitro, reducing repeated puncture with the movement of guiding tube, reduces the damage to patient
Wound improves the security of transfusion needle.
Description of the drawings
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution of the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all of the figs, it is similar
Element or part are generally identified by similar reference numeral.In attached drawing, each element or part might not be according to actual ratios
It draws.
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is that the utility model extracts the structure diagram after guiding tube out；
Fig. 3 is the structure diagram of puncture needle；
Reference numeral：
1- positive valves, 2- batching pigs, 3- threeways, 4- draw points, 41- hoses, 42- puncture needles, 43- guiding tubes, 421- connections
Plate, 422- accommodating grooves, 423- sliding grooves, 424- springs, 431- operations boss, 432- connections boss, 433- tensionings boss, 434-
Air bag, 435- negative pressure valves.
Specific embodiment
The embodiment of technical solutions of the utility model is described in detail below in conjunction with attached drawing.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore example is only used as, and cannot this practicality be limited with this
New protection domain.
It should be noted that unless otherwise indicated, technical term or scientific terminology used in this application should be this reality
The ordinary meaning understood with new one of ordinary skill in the art.
In the description of the present application, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instructions such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " are based on attached orientation shown in FIG. 1
Or position relationship, be for only for ease of description the utility model and simplify description rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limit to the utility model
System.In addition, in the description of the utility model, " multiple " are meant that two or more, unless otherwise specifically defined.
In this application, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
It connects or is electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands concrete meaning of the above-mentioned term in the utility model.
In this application, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features contact directly or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward or is merely representative of fisrt feature level height less than second feature.
- 3 are please referred to Fig.1, a kind of antisitic defect transfusion needle provided in this embodiment, including positive valve 1, batching pig 2, threeway 3
And draw point 4, the left and right ends of the threeway 3 connect respectively with draw point 4 and batching pig 2, the middle-end and positive valve of the threeway 3
1 connection, the draw point 4 include hose 41, puncture needle 42 and guiding tube 43, and the hose 41 is connected with the left end of threeway 3, institute
The circumferentially arranged multiple connecting plates 421 having of puncture needle 42 are stated, described 421 one end of connecting plate passes through torque spring and puncture needle 42
Syringe needle rotatable connection, the other end contradicts with hose 41, guiding tube 43 is placed in the puncture needle 42 and is slided with guiding tube 43
It connects, hose 41 is placed in the guiding tube 43 and is slidably connected with hose 41, described 43 one end of guiding tube and 421 contract of connecting plate
Type connects, and the other end forms operation boss 431 through batching pig 2, and the guiding tube 43 is slidably connected with batching pig 2.Natural shape
Under state, the guiding tube 43 closes the middle-end of threeway 2, and it is quiet to be punctured into patient by 421 closed hose 41 of connecting plate for draw point 4
In arteries and veins, batching pig 2 and threeway 3 are fixed outside patient body-surface.Hand-held boss 431 twitches guiding tube 43, guiding tube to the right
43 to the right Slideslip separate and be accommodated in batching pig 2 with connecting plate 421, the middle-end of threeway 3 is connected with hose 41, the connection
Rotation separates plate 421 with hose 41 inwardly under the action of torque spring, and hose 41 is connected with Venous Blood pipe, to the right
Puncture needle 42 is slided, puncture needle 42 is accommodated into guiding tube 43.Only have hose 41 to stay in patient's body at this time, by positive valve 1
It connects and infuses with transfusion solution, in infusion process, since hose 41 is softer and without sharp syringe needle, hose 41 is set about
Portion tissue deformation and deform, with reduce needle phenomenon generation probability, reduce the probability of repeated puncture, reduce the damage to patient
Wound improves the security of transfusion needle.
It is further improved as to above-mentioned technical proposal, the puncture needle 42 is provided with and connects close to one end of syringe needle
Accommodating groove 422 that is that plate 421 is adapted and tilting down from left to right.Connecting plate 421 rotates inwardly is accommodated in accommodating groove 422
It is interior, the circular conical surface tilted down from left to right is formed, Slideslip is accommodated into guiding tube 43 to the right convenient for puncture needle 42, the company of preventing
Fishplate bar 421 is interfered with guiding tube 43.
It is further improved as to above-mentioned technical proposal, one end of syringe needle of the guiding tube 43 close to puncture needle 42
Inner wall inwardly convexes into connection boss 432, and the outer circumferential surface of the described one end of puncture needle 42 away from syringe needle concaves to form sliding groove
423, the connection boss 432 is located in sliding groove 423 and is slidably connected with puncture needle 42, is provided in the sliding groove 423
For connecting puncture needle 42 and the spring 424 of connection boss 432.Slideslip separates guiding tube 43 with connecting plate 421 to the right, connection
The sliding compression spring 424 to the right of boss 432, connecting plate 421 rotates inwardly to be separated with hose 41, and spring 424 recovers initial
State, Slideslip is accommodated into guiding tube 43 puncture needle 42 to the right under the action of spring 424, and is breakked away to the right with guiding tube 43
It is dynamic to be accommodated into batching pig 2, operation boss 431 is twitched, while extract guiding tube 43 and puncture needle 42 out, simplify operating procedure, just
It is used in medical personnel.
It is further improved as to above-mentioned technical proposal, the guiding tube 43 is close to the outer of one end of 42 syringe needle of puncture needle
Circumferential surface concaves to form tensioning boss 433, and air bag 434,431 outside of operation boss are equipped on the tensioning boss 433
It is provided with the negative pressure valve 435 connected with air bag 434.Draw point 4 is punctured into after human body, opens negative pressure valve 435, and air bag 434 reduces
It is separated with hose 41, convenient for twitching guiding tube 43, when preventing from twitching guiding tube 43, hose 41 skids off body with the movement of guiding tube 43
Outside, the probability of repeated puncture is reduced, reduces the damage to patient, improves the security of transfusion needle.
In the specification of the utility model, numerous specific details are set forth.It is to be appreciated, however, that the reality of the utility model
Applying example can put into practice without these specific details.In some instances, well known method, knot is not been shown in detail
Structure and technology, so as not to obscure the understanding of this description.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and is necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be with
It combines in an appropriate manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this field
Technical staff can by the different embodiments described in this specification or example and different embodiments or exemplary feature into
Row combines and combination.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, those of ordinary skill in the art should
Understand：It can still modify to the technical solution recorded in foregoing embodiments either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is not made to depart from this practicality newly
The scope of each embodiment technical solution of type, should all cover among the claim of the utility model and the scope of specification.
Claims (4)
1. a kind of antisitic defect transfusion needle, including positive valve (1), batching pig (2), threeway (3) and draw point (4), the threeway (3)
Left and right ends connected respectively with draw point (4) and batching pig (2), the middle-end of the threeway (3) is connected with positive valve (1), special
Sign is：The draw point (4) includes hose (41), puncture needle (42) and guiding tube (43), the hose (41) and threeway (3)
Left end connection, the circumferentially arranged multiple connecting plates (421) having of the puncture needle (42), described connecting plate (421) one end leads to
The syringe needle that torque spring is crossed with puncture needle (42) is rotatably connected, and the other end is contradicted with hose (41), puncture needle (42) inner sleeve
It is slidably connected in guiding tube (43) and with guiding tube (43), hose (41) is placed in the guiding tube (43) and is slided with hose (41)
Dynamic connection, described guiding tube (43) one end are connected with connecting plate (421) contract type, and the other end is convex through batching pig (2) formation operation
Platform (431), the guiding tube (43) are slidably connected with batching pig (2).
2. antisitic defect transfusion needle according to claim 1, it is characterised in that：The puncture needle (42) is close to one end of syringe needle
It is provided with accommodating groove (422) that is being adapted with connecting plate (421) and tilting down from left to right.
3. antisitic defect transfusion needle according to claim 1, it is characterised in that：The guiding tube (43) is close to puncture needle (42)
Syringe needle one end inner wall inwardly convex into connection boss (432), the puncture needle (42) away from syringe needle one end periphery
Towards sliding groove (423) is recessed, the connection boss (432) is located in sliding groove (423) and is slided with puncture needle (42)
Connection, the interior spring (424) being provided with for connecting puncture needle (42) and connection boss (432) of the sliding groove (423).
4. antisitic defect transfusion needle according to claim 1, it is characterised in that：The guiding tube (43) is close to puncture needle (42)
The outer circumferential surface of one end of syringe needle concaves to form tensioning boss (433), and air bag (434) is equipped on the tensioning boss (433),
The negative pressure valve (435) connected with air bag (434) is provided on the outside of the operation boss (431).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720261640.7U CN207370942U (en) | 2017-03-16 | 2017-03-16 | Antisitic defect transfusion needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720261640.7U CN207370942U (en) | 2017-03-16 | 2017-03-16 | Antisitic defect transfusion needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207370942U true CN207370942U (en) | 2018-05-18 |
Family
ID=62297268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720261640.7U Expired - Fee Related CN207370942U (en) | 2017-03-16 | 2017-03-16 | Antisitic defect transfusion needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207370942U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109700507A (en) * | 2018-12-28 | 2019-05-03 | 先健科技(深圳)有限公司 | Sting device |
-
2017
- 2017-03-16 CN CN201720261640.7U patent/CN207370942U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109700507A (en) * | 2018-12-28 | 2019-05-03 | 先健科技(深圳)有限公司 | Sting device |
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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: 20180518 Termination date: 20190316 |