CN213697109U - Kidney puncture needle for dialysis department - Google Patents
Kidney puncture needle for dialysis department Download PDFInfo
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- CN213697109U CN213697109U CN202021986578.6U CN202021986578U CN213697109U CN 213697109 U CN213697109 U CN 213697109U CN 202021986578 U CN202021986578 U CN 202021986578U CN 213697109 U CN213697109 U CN 213697109U
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- needle
- rubber piston
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- fixing
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Abstract
The utility model relates to the technical field of medical equipment, and a kidney puncture needle for department of dialysis is disclosed, including cylinder and rubber piston, push rod and handle, fixed needle and activity needle. This kidney pjncture needle for department of dialysis, through having seted up second spout and screens pore structure on the fixed needle inner wall, and set up the card post structure on the needle body, reached and to have adjusted the effect of needle body length according to patient's difference, through there being the handle structure at barrel connection of after one's head, at body of rod both sides fixedly connected with push-and-pull ring structure, can realize the effect of drainage tissue liquid through the tight holding of palm, the mastery dynamics that can be fine, the current kidney pjncture needle in-service use process has been solved, can not adjust needle body length according to patient's difference, and when using the pjncture needle to carry out drainage tissue liquid, because the push-and-pull action can produce the external pull dynamics to the puncture needle body, patient's misery has been caused, patient's health has been damaged, lead.
Description
Technical Field
The utility model relates to the technical field of medical equipment, specifically a kidney puncture needle for department of dialysis.
Background
The kidney disease is a common disease and a frequently encountered disease, and if the kidney disease is worsened, uremia can be developed, thus seriously harming the health of people. Chronic kidney diseases become another important disease threatening human health after cardiovascular and cerebrovascular diseases, tumors and diabetes, and become a global public health problem; in the process of diagnosing and treating nephropathy, biopsy is used as one method for judging the type of nephropathy.
The kidney pjncture needle that present ordinary hospital used only contained needle handle and needle bar structurally, in the in-service use process, can not adjust needle body length according to patient's difference, and when using the pjncture needle to carry out drainage tissue liquid, because the push-and-pull action can produce the outer dynamics of pulling to the puncture needle body, has caused patient's misery, has impaired patient's health, leads to it to have inconvenient shortcoming of using.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a kidney pjncture needle for department of dialysis has solved the current kidney pjncture needle in-service use in-process that proposes in the above-mentioned background, can not adjust needle body length according to patient's difference, and when using the pjncture needle to carry out drainage tissue liquid, because the push-and-pull action can produce the outer dynamics of pulling force to the puncture needle body, has caused patient's misery, has damaged patient's health, leads to it to have the problem of inconvenient use.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a renal puncture needle for dialysis department comprises a needle cylinder, a rubber piston, a push rod, a grip, a fixed needle and a movable needle; the needle cylinder is movably sleeved with the rubber piston, the rubber piston is movably sleeved with the push rod, the push rod is movably sleeved with the needle cylinder, the grip and the needle cylinder are fixed, the needle cylinder is fixedly sleeved with the fixed needle, and the fixed needle is movably sleeved with the movable needle; the needle cylinder comprises a cylinder body and a connector; the central position of the end face of the head of the needle cylinder is fixedly connected with a connector, the end face of the tail of the cylinder body is provided with a rubber piston adapting hole, the position, close to the tail, of the inner wall of the rubber piston adapting hole is provided with a first sliding groove, the head of the connector is of a circular structure, the central position of the head of the connector is provided with a fixed needle fixing hole, and the fixed needle fixing hole is communicated with the rubber piston adapting hole; the edges of the head and the tail of the rubber piston are both provided with a fillet structure, and a push rod fixing hole is formed in the center of the end face of the tail of the rubber piston; the push rod comprises a rod body and a push-pull ring; both sides of the surface of the rod body are fixedly connected with push-pull rings; the handle is integrally arranged to be of an arc-shaped oval structure, and a fixing hole is formed in the center of the inner arc surface of the handle; the fixing needle is integrally arranged to be of a hollow structure, a second sliding groove is formed in the position, close to the head, of the inner wall of the fixing needle, a plurality of clamping holes which are linearly and uniformly distributed are formed beside the second sliding groove, and the clamping holes are communicated with the second sliding groove; the movable needle comprises a needle body and a clamping column, and the whole movable needle is of a hollow structure; the position fixedly connected with card post that the needle body outer wall is close to the afterbody, the head of activity needle sets up to the chamfer structure, just a plurality of liquid holes of taking out have been seted up around to the position that the activity needle is close to the head.
Further, the rubber piston adaptation hole is adapted to the rubber piston, the first sliding groove is adapted to the push-pull ring, and the fixing needle fixing hole is adapted to the fixing needle.
Furthermore, the push rod fixing hole is matched with the rod body.
Further, the fixed orifices and the barrel are matched.
Furthermore, the second sliding groove and the clamping hole are matched with the clamping column.
(III) advantageous effects
The utility model provides a kidney pjncture needle is used to dialysis branch of academic or vocational study possesses following beneficial effect:
(1) this kidney pjncture needle for department of dialysis, through having seted up second spout and screens pore structure on the fixed needle inner wall, and set up the card post structure on the needle body, reached and to have adjusted the effect of needle body length according to patient's difference, through there being the handle structure at barrel connection of after one's head, at body of rod both sides fixedly connected with push-and-pull ring structure, can realize the effect of drainage tissue liquid through the tight holding of palm, the mastery dynamics that can be fine, current kidney pjncture needle in-service use process has been solved, can not adjust needle body length according to patient's difference, and when using the pjncture needle to carry out drainage tissue liquid, because the push-and-pull action can produce the external pull dynamics to the puncture needle body, patient's misery has been caused, patient's health has been damaged, lead to its.
(2) This kidney pjncture needle for dialysis branch of academic or vocational study has enlarged the extraction scope during the drainage through having seted up a plurality of liquid hole structures of taking out at the position that the activity needle is close to the head.
Drawings
FIG. 1 is a schematic view of the explosion structure of the renal biopsy needle for dialysis;
FIG. 2 is a schematic view of an assembly structure of the renal biopsy needle for dialysis;
FIG. 3 is a schematic view of a cross-sectional structure of the renal biopsy needle for use in dialysis;
FIG. 4 is a schematic view of a sectional structure of the needle cylinder of the renal biopsy needle for use in dialysis;
FIG. 5 is a schematic view of a cross-sectional structure of a rubber piston of the renal biopsy needle for dialysis of the present invention;
FIG. 6 is a schematic cross-sectional view of the fixing needle of the renal biopsy needle for use in dialysis;
fig. 7 is a schematic view of the movable needle structure of the kidney puncture needle for the dialysis department of the present invention.
In the figure: the needle cylinder 1, the cylinder 11, the rubber piston fitting hole 111, the first sliding groove 112, the connector 12, the fixing needle fixing hole 121, the rubber piston 2, the push rod fixing hole 21, the push rod 3, the rod body 31, the push-pull ring 32, the handle 4, the fixing hole 41, the fixing needle 5, the second sliding groove 51, the clamping hole 52, the movable needle 6, the needle body 61, the liquid drawing hole 611 and the clamping column 62.
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.
Referring to fig. 1-7, the present invention provides a technical solution:
a kidney puncture needle for a dialysis department comprises a needle cylinder 1, a rubber piston 2, a push rod 3, a grip 4, a fixed needle 5 and a movable needle 6; the needle cylinder 1 is movably sleeved with the rubber piston 2, the rubber piston 2 is movably sleeved with the push rod 3, the push rod 3 is movably sleeved with the needle cylinder 1, the grip 4 is fixed with the needle cylinder 1, the needle cylinder 1 is fixedly sleeved with the fixed needle 5, and the fixed needle 5 is movably sleeved with the movable needle 6; the needle cylinder 1 comprises a cylinder body 11 and a connector 12; the central position of the end face of the head of the needle cylinder 1 is fixedly connected with a connector 12, the end face of the tail part of the cylinder body 11 is provided with a rubber piston adapting hole 111, the position, close to the tail part, of the inner wall of the rubber piston adapting hole 111 is provided with a first sliding chute 112, the head of the connector 12 is of a circular structure, the central position of the head of the connector 12 is provided with a fixing needle fixing hole 121, and the fixing needle fixing hole 121 is communicated with the rubber piston adapting hole 111; the edges of the head and the tail of the rubber piston 2 are both arranged into a fillet structure, and a push rod fixing hole 21 is formed in the center of the tail end face of the rubber piston 2; the push rod 3 comprises a rod body 31 and a push-pull ring 32; the two sides of the surface of the rod body 31 are fixedly connected with push-pull rings 32; the whole handle 4 is of an arc-shaped oval structure, and a fixing hole 41 is formed in the center of the inner arc surface of the handle 4; the whole fixed needle 5 is of a hollow structure, a second sliding groove 51 is formed in the position, close to the head, of the inner wall of the fixed needle 5, a plurality of clamping holes 52 which are linearly and uniformly distributed are formed beside the second sliding groove 51, and the clamping holes 52 are communicated with the second sliding groove 51; the movable needle 6 comprises a needle body 61 and a clamping column 62, and the whole movable needle 6 is of a hollow structure; the position fixedly connected with card post 62 that the needle body 61 outer wall is close to the afterbody, and the head of activity needle 6 sets up to the chamfer structure, and the position that activity needle 6 is close to the head has seted up a plurality of liquid holes 611 of taking out around.
As an optimal technical solution of the utility model: the rubber piston adapting hole 111 is adapted to the rubber piston 2, the first sliding groove 112 is adapted to the push-pull ring 32, and the fixing needle fixing hole 121 is adapted to the fixing needle 5.
As an optimal technical solution of the utility model: the push rod fixing hole 21 is matched with the rod body 31.
As an optimal technical solution of the utility model: the fixing hole 41 is adapted to the cylinder 11.
As an optimal technical solution of the utility model: the second sliding slot 51 and the position-locking hole 52 are matched with the locking column 62.
According to the operating principle, the kidney puncture needle for the dialysis department firstly adjusts the length of the puncture needle through the clamping position matching between the fixed needle 5 and the movable needle 6 according to the actual situation, then the movable needle 6 can be inserted into the kidney of a patient, and then the tissue fluid is extracted through the holding of the palm.
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. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; or indirectly through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A kidney puncture needle for a dialysis department comprises a needle cylinder (1), a rubber piston (2), a push rod (3), a grip (4), a fixed needle (5) and a movable needle (6); the needle cylinder (1) is movably sleeved with the rubber piston (2), the rubber piston (2) is movably sleeved with the push rod (3), the needle cylinder is characterized in that the push rod (3) is movably sleeved with the needle cylinder (1), the handle (4) is fixed with the needle cylinder (1), the needle cylinder (1) is fixedly sleeved with the fixed needle (5), and the fixed needle (5) is movably sleeved with the movable needle (6);
the needle cylinder (1) comprises a cylinder body (11) and a connector (12); the central position of the end face of the head of the needle cylinder (1) is fixedly connected with a connector (12), the end face of the tail of the cylinder body (11) is provided with a rubber piston adapting hole (111), the position, close to the tail, of the inner wall of the rubber piston adapting hole (111) is provided with a first sliding chute (112), the head of the connector (12) is of a circular structure, the central position of the head of the connector (12) is provided with a fixing needle fixing hole (121), and the fixing needle fixing hole (121) is communicated with the rubber piston adapting hole (111);
the edges of the head and the tail of the rubber piston (2) are both arranged to be rounded structures, and a push rod fixing hole (21) is formed in the center of the end face of the tail of the rubber piston (2);
the push rod (3) comprises a rod body (31) and a push-pull ring (32); both sides of the surface of the rod body (31) are fixedly connected with push-pull rings (32);
the whole handle (4) is of an arc-shaped oval structure, and a fixing hole (41) is formed in the center of the inner arc surface of the handle (4);
the fixing needle (5) is integrally arranged to be of a hollow structure, a second sliding groove (51) is formed in the position, close to the head, of the inner wall of the fixing needle (5), a plurality of clamping holes (52) which are linearly and uniformly distributed are formed beside the second sliding groove (51), and the clamping holes (52) are communicated with the second sliding groove (51);
the movable needle (6) comprises a needle body (61) and a clamping column (62), and the movable needle (6) is integrally arranged to be a hollow structure; the position fixedly connected with card post (62) that needle body (61) outer wall is close to the afterbody, the head of activity needle (6) sets up to the chamfer structure, just a plurality of liquid holes (611) of taking out have been seted up around in the position that activity needle (6) are close to the head.
2. A kidney puncture needle for dialysis department according to claim 1, wherein the rubber piston fitting hole (111) is fitted with the rubber piston (2), the first sliding groove (112) is fitted with the push-pull ring (32), and the fixing needle fixing hole (121) is fitted with the fixing needle (5).
3. A kidney puncture needle for dialysis department according to claim 1, characterized in that the push rod fixing hole (21) is adapted to the rod body (31).
4. A kidney puncture needle for dialysis department according to claim 1, characterized in that the fixing hole (41) is adapted to the cylinder body (11).
5. A kidney puncture needle for dialysis department according to claim 1, characterized in that the second sliding groove (51) and the blocking hole (52) are both adapted to the blocking column (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021986578.6U CN213697109U (en) | 2020-09-11 | 2020-09-11 | Kidney puncture needle for dialysis department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021986578.6U CN213697109U (en) | 2020-09-11 | 2020-09-11 | Kidney puncture needle for dialysis department |
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| Publication Number | Publication Date |
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| CN213697109U true CN213697109U (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021986578.6U Active CN213697109U (en) | 2020-09-11 | 2020-09-11 | Kidney puncture needle for dialysis department |
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| CN (1) | CN213697109U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115211906A (en) * | 2022-08-25 | 2022-10-21 | 上海埃斯埃医疗技术有限公司 | Suction biopsy needle |
-
2020
- 2020-09-11 CN CN202021986578.6U patent/CN213697109U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115211906A (en) * | 2022-08-25 | 2022-10-21 | 上海埃斯埃医疗技术有限公司 | Suction biopsy needle |
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