CN214970302U - Needle, needle cover and needle device for infusion - Google Patents
Needle, needle cover and needle device for infusion Download PDFInfo
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- CN214970302U CN214970302U CN202120596992.4U CN202120596992U CN214970302U CN 214970302 U CN214970302 U CN 214970302U CN 202120596992 U CN202120596992 U CN 202120596992U CN 214970302 U CN214970302 U CN 214970302U
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- needle
- sleeve
- infusion
- handle
- head
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Abstract
The utility model discloses a transfusion needle head, which comprises a needle head body, wherein the needle head body comprises a needle tube and a needle handle arranged at the tail part of the needle tube, a kneading sheet is arranged on the needle handle, a needle handle conical part is arranged at the tail part of the needle handle, and the small end diameter part of the needle handle conical part is positioned at the outer end of the needle handle; a needle cover for transfusion is used for covering the needle body and comprises a needle cover body; a needle device for transfusion comprises a needle body, a needle cover body and a transfusion tube; the needle head sleeve body is nested on the infusion tube and can automatically slide on the infusion tube; the needle head body is communicated with the infusion tube; the needle head body is clamped in the needle head sleeve body. The beneficial effects are as follows: after the needle sleeve is separated from the needle, the needle sleeve is not discarded, and after infusion is completed, the needle sleeve can be conveniently sleeved on the needle again, so that the needle is prevented from stabbing related operators.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to syringe needle, syringe needle cover and syringe needle device for infusion.
Background
The disposable venous transfusion needle is suitable for connecting a syringe, a transfusion device and a blood transfusion device for carrying out intravenous transfusion liquid medicine and blood transfusion. The transfusion needle consists of a protective sleeve, a needle tube, a needle handle, a hose, a connecting seat protective cap, a safety protective sheath, a safety hinge and a needle head protective sleeve.
At present when using the transfusion needle to carry out the infusion, the protective sheath is being nested in the needle tubing front portion, need take off the protective sheath, then carry out the infusion, because of protective sheath and needle tubing separation, take off at the protective sheath after, just thrown away at the garbage bin, after accomplishing the infusion, the needle tubing does not have the protective sheath to cover for the needle tubing stabs the operating personnel that relevant medical waste handled easily, influences healthy, probably causes the transmission of infectious disease even.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the needle tubing and the protective sheath of present transfusion needle separate for the protective sheath is abandoned the back, after accomplishing the infusion, the needle point of needle tubing can not be covered the protection, stabbed relevant operation personnel easily, aim at provides a syringe needle, syringe needle cover and syringe needle device for the infusion, realize that the syringe needle cover is after separating with the syringe needle, the syringe needle cover is not abandoned, after accomplishing the infusion, can conveniently overlap the syringe needle cover on the syringe needle once more, avoid the syringe needle to stab relevant operation personnel.
The utility model discloses a following technical scheme realizes:
the utility model provides a syringe needle for infusion, includes the syringe needle body, the syringe needle body includes the needle tubing and sets up in the needle handle of needle tubing afterbody, be equipped with on the needle handle and hold between the fingers the piece, the afterbody of needle handle is equipped with needle handle toper portion, the tip diameter position of needle handle toper portion in the outer end of needle handle.
The tail part of the needle handle of the needle head body is designed into the needle handle conical part, and the conical part is in a wedge shape, so that the needle head body and a corresponding component are clamped and fixed conveniently.
A needle cover for transfusion is used for covering the needle body and comprises a needle cover body, wherein the needle cover body comprises a sleeve, the sleeve is provided with an open slot along the axial direction of the sleeve, one end of the sleeve is communicated with the open slot, and the other end of the sleeve is not communicated with the open slot; the sleeve is used for accommodating the needle body, and the kneading piece can freely slide in the open slot; the inner wall of one end of the sleeve, which is not penetrated by the open slot, is provided with a sleeve conical part, and the sleeve conical part is used for clamping the needle handle conical part.
Through the structural design, the needle head body is conveniently accommodated in the needle head sleeve and clamped and fixed, the holding piece on the needle handle of the needle head body can slide by utilizing the open slot of the needle head sleeve body, so that the needle tube enters the sleeve of the needle head sleeve body, and then the clamping and fixing are carried out by utilizing the mutual wedge type matching of the conical part of the sleeve and the conical part of the needle handle.
Furthermore, a clamping cavity is further arranged at one end of the open slot, which is not communicated with the sleeve, and the clamping cavity is used for accommodating the kneading piece.
Through increasing design card chamber, and then incorporate into the piece of kneading of syringe needle body wherein for the syringe needle body be located syringe needle cover this internally basically completely, be difficult for freely landing unintentionally and come out, increased the effect of accomodating to the syringe needle body.
Further, the needle cover body further comprises a clamping piece, a sliding groove is further formed in the upper portion of the clamping cavity and matched with the clamping piece, and the clamping piece can slide in the sliding groove and is used for blocking the pinching piece in the clamping cavity.
Through the design that increases the card, utilize the card to keep off the piece card in the card intracavity to make the syringe needle body keep off in the syringe needle cover body by the card, further increased the effect of holding to the syringe needle body.
Furthermore, the sliding groove is a wedge-shaped groove, and the small end of the wedge-shaped groove is close to the sleeve.
The sliding groove is designed into a wedge-shaped groove, and the small end part of the wedge-shaped groove is close to the sleeve. Thereby when making the card inwards slide, slide more tight more, and then with the card chucking, be convenient for keep off the syringe needle body card in syringe needle cover is originally internal, when needs unfreeze, can with the card outwards slide can, when outwards sliding, slide more loose more, break away from the card fender to holding between the fingers the piece, can follow syringe needle cover and release the syringe needle body in the body.
A needle device for transfusion comprises the above needle body, the above needle cover body and a transfusion tube; the needle head sleeve body is nested on the infusion tube and can automatically slide on the infusion tube; the needle head body is communicated with the infusion tube; the needle body is clamped in the needle cover body, when transfusion is required, the needle body is pushed out of the needle cover body, and after transfusion is finished, the needle body is clamped in the needle cover body.
Through the device's design for syringe needle cover body slidable nests on the transfer line, and hold the syringe needle body and block in wherein, after needs infuse, with the syringe needle body from syringe needle cover body release can, at this moment, syringe needle cover body is located the transfer line, treat the infusion completion after, alright push away syringe needle cover body on the transfer line to syringe needle body department, hold the syringe needle body and block in wherein can.
Further, after the needle head body is clamped by the needle head sleeve body, the tail part of the needle handle of the needle head body is exposed out of the needle head sleeve body.
Through the design, after the needle head body is clamped by the needle head sleeve body, the tail part of the needle handle of the needle head body is exposed out of the needle head sleeve body, so that the needle head body is conveniently pushed out of the needle head sleeve body, the tail part of the needle handle exposed out of the needle head sleeve body is directly pushed, and the clamping of the needle head sleeve body to the needle head body can be loosened.
Compared with the prior art, the utility model, following advantage and beneficial effect have: a needle, a needle cover and a needle device for transfusion are provided, which can realize that the needle cover is not discarded after the needle cover is separated from the needle, and can be conveniently covered on the needle again after transfusion is finished, thereby avoiding the needle from hurting related operators.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments 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 principles of the invention. In the drawings:
fig. 1 is a schematic view of the structure of a needle for infusion.
Fig. 2 is a schematic structural view of an embodiment of a needle cover of the present invention.
Fig. 3 is a cross-sectional view of fig. 2.
Fig. 4 is a schematic structural view of another embodiment of a needle cover of the present invention.
Fig. 5 is an exploded view of fig. 4.
Fig. 6 is an assembly view of an embodiment of the needle device for infusion.
Fig. 7 is an assembly view of another embodiment of the needle device for infusion of the present invention.
Fig. 8 is an exploded view of fig. 7.
Reference numbers and corresponding part names in the drawings:
1-needle cover body, 11-sleeve, 110-open slot, 111-sleeve taper part, 112-clamping cavity, 1121-sliding groove, 12-clamping piece, 2-needle body, 20-needle tube, 21-needle handle, 210-needle handle taper part, 211-pinching piece and 3-infusion tube.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the invention. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, the terms "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the present invention.
Examples
As shown in figure 1, the utility model relates to a syringe needle for infusion, including syringe needle body 2, syringe needle body 2 includes needle tubing 20 and sets up in the needle handle 21 of needle tubing 20 afterbody, be equipped with on the needle handle 21 and hold between the fingers piece 211, the afterbody of needle handle 21 is equipped with needle handle toper portion 210, the tip diameter position of needle handle toper portion 210 in the outer end of needle handle 21.
As shown in fig. 2 and 3, a needle cover for transfusion, which is used for covering the needle body 2, comprises a needle cover body 1, wherein the needle cover body 1 comprises a sleeve 11, the sleeve 11 is provided with an open slot 110 running along the axis of the sleeve 11, one end of the sleeve 11 is penetrated by the open slot 110, and the other end is not penetrated; the sleeve 11 is used for accommodating the needle body 2, and the holding sheet 211 can freely slide in the open slot 110; the inner wall of one end of the sleeve 11, which is not penetrated by the open slot 110, is provided with a sleeve taper part 111, and the sleeve taper part 111 is used for clamping the needle handle taper part 210 of claim 1.
In some embodiments, as shown in fig. 4 and 5, in the needle cover for infusion, a clamping cavity 112 is further provided at one end of the open slot 110, which is not through the sleeve 11, and the clamping cavity 112 is used for accommodating the knob piece 211.
As shown in fig. 4 and 5, in some embodiments, the needle cover body 1 further includes a card 12, the upper portion of the card cavity 112 is further provided with a sliding slot 1121, the sliding slot 1121 matches with the card 12, and the card 12 can slide in the sliding slot 1121 for blocking the tab 211 in the card cavity 112.
In some embodiments, as shown in fig. 4 and 5, the sliding groove 1121 is a wedge-shaped groove, and the small end of the wedge-shaped groove is close to the sleeve 11.
As shown in fig. 6 to 8, a needle device for infusion comprises a needle body 2, a needle cover body 1 and an infusion tube 3; the needle head sleeve body 1 is nested on the infusion tube 3 and can automatically slide on the infusion tube 3; the needle head body 2 is communicated with the infusion tube 3; the needle head body 2 is clamped in the needle head sleeve body 1, when transfusion is required, the needle head body 2 is pushed out from the needle head sleeve body 1, and after transfusion is finished, the needle head body 2 is clamped in the needle head sleeve body 1.
As shown in fig. 6, in some embodiments, a needle device for infusion, preferably a needle cover body 1, is configured to utilize a wedge-shaped fit between a needle handle taper 210 and a sleeve taper 111 to clamp a needle body 2 in the needle cover body 1, when in use, a knob 211 is directly pushed to push the needle body 2 out of the needle cover body 1, at this time, the needle cover body 1 still passes through an infusion tube 3, and after infusion is completed, the needle cover body 1 can be pushed back to the needle body 2 to contain the needle body 2 therein and be clamped.
In some embodiments, as shown in fig. 7 and 8, a needle device for infusion, preferably the structure of the needle cover body 1, clamps the needle body 2 in the needle cover body 1, so that the knob 211 is clamped in the clamping cavity 112. When the infusion set is used, the clamping piece 12 slides outwards to be separated from the clamping block of the pinching piece 211, then the needle head body 2 is pushed out of the needle head sleeve body 1, at the moment, the needle head sleeve body 1 still penetrates through the infusion tube 3, after infusion is completed, the needle head sleeve body 1 can be pushed back to the needle head body 2, the needle head body 2 is contained in the needle head body 2 and clamped, and then the clamping piece 12 is used for clamping the pinching piece 211. So that the needle body 2 is not easily separated from the needle cover body 1.
In some embodiments, after the needle body 2 is clamped by the needle cover body 1, the tail part of the needle handle 21 of the needle body 2 is exposed out of the needle cover body 1.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The utility model provides a syringe needle for infusion, includes syringe needle body (2), syringe needle body (2) include needle tubing (20) and set up in needle handle (21) of needle tubing (20) afterbody, be equipped with on needle handle (21) and hold between the fingers piece (211), its characterized in that, the afterbody of needle handle (21) is equipped with needle handle toper portion (210), the tip diameter position of needle handle toper portion (210) in the outer end of needle handle (21).
2. A needle cover for transfusion, which is used for covering the needle body (2) of claim 1, and is characterized by comprising a needle cover body (1), wherein the needle cover body (1) comprises a sleeve (11), the sleeve (11) is provided with an open slot (110) running along the axis of the sleeve (11), one end of the sleeve (11) is penetrated by the open slot (110), and the other end is not penetrated; the sleeve (11) is used for accommodating the needle body (2) of claim 1, and the knob piece (211) of claim 1 can freely slide in the open slot (110); the inner wall of one end of the sleeve (11) which is not penetrated by the open slot (110) is provided with a sleeve conical part (111), and the sleeve conical part (111) is used for clamping the needle handle conical part (210) in claim 1.
3. A needle cover for infusion according to claim 2, wherein a clamping cavity (112) is further provided at an end of the open slot (110) not penetrating the sleeve (11), and the clamping cavity (112) is used for accommodating the knob piece (211) of claim 1.
4. The needle cover for infusion according to claim 3, wherein the needle cover body (1) further comprises a clamping piece (12), a sliding groove (1121) is further formed in the upper portion of the clamping cavity (112), the sliding groove (1121) is matched with the clamping piece (12), and the clamping piece (12) can slide in the sliding groove (1121) and is used for clamping the holding piece (211) in the clamping cavity (112).
5. A needle cover for infusion according to claim 4, characterised in that said chute (1121) is a wedge-shaped slot, the small end of which is close to the barrel (11).
6. A needle device for infusion, comprising a needle body (2) according to claim 1, a needle cover body (1) according to any one of claims 2 to 5, and an infusion tube (3); the needle head sleeve body (1) is nested on the infusion tube (3) and can automatically slide on the infusion tube (3); the needle head body (2) is communicated with the infusion tube (3); the needle head body (2) is clamped in the needle head sleeve body (1), when transfusion is required, the needle head body (2) is pushed out of the needle head sleeve body (1), and after transfusion is finished, the needle head body (2) is clamped in the needle head sleeve body (1).
7. The infusion needle device according to claim 6, wherein the tail of the needle shaft (21) of the needle body (2) is exposed out of the needle cover body (1) after the needle body (2) is caught by the needle cover body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120596992.4U CN214970302U (en) | 2021-03-24 | 2021-03-24 | Needle, needle cover and needle device for infusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120596992.4U CN214970302U (en) | 2021-03-24 | 2021-03-24 | Needle, needle cover and needle device for infusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214970302U true CN214970302U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120596992.4U Active CN214970302U (en) | 2021-03-24 | 2021-03-24 | Needle, needle cover and needle device for infusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214970302U (en) |
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2021
- 2021-03-24 CN CN202120596992.4U patent/CN214970302U/en active Active
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