CN215937595U - Puncture needle for interventional therapy of cardiology - Google Patents
Puncture needle for interventional therapy of cardiology Download PDFInfo
- Publication number
- CN215937595U CN215937595U CN202122108633.2U CN202122108633U CN215937595U CN 215937595 U CN215937595 U CN 215937595U CN 202122108633 U CN202122108633 U CN 202122108633U CN 215937595 U CN215937595 U CN 215937595U
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- Prior art keywords
- needle
- tube
- puncture needle
- interventional therapy
- drainage tube
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- 238000002560 therapeutic procedure Methods 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000008280 blood Substances 0.000 claims description 24
- 210000004369 blood Anatomy 0.000 claims description 24
- 239000012528 membrane Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 9
- 210000001367 artery Anatomy 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000013152 interventional procedure Methods 0.000 description 1
- 238000013160 medical therapy Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 230000001755 vocal effect Effects 0.000 description 1
Images
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a puncture needle for interventional therapy of cardiology, which comprises a needle handle and a drainage tube; a needle head is arranged on one side of the needle handle, a drainage tube is arranged at the top end of the needle handle, and an accommodating tube is arranged at the top end of the drainage tube; the middle part of the drainage tube is provided with a support frame, the middle part of the support frame is provided with an inner ring, the middle part of the inner ring is movably provided with a movable rod, one end of the movable rod is provided with a limit ring, and the other side of the movable rod is provided with a sealing gasket.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a puncture needle for interventional therapy of cardiology.
Background
Interventional therapy is an emerging therapeutic approach that is intermediate between surgical and medical therapies, including both intravascular and non-vascular interventional therapies. After more than 30 years of development, the patient is called three-pillar department of surgery and medicine. In brief, the interventional therapy is a minimally invasive treatment method for treating a local lesion under the guidance of an imaging device by making a micro channel with a diameter of several millimeters on a blood vessel and a skin or through an original pipeline of a human body without operating to expose the lesion. During interventional procedures, physicians often need to use puncture needles that can be used to puncture organs, tissues or to inject drugs to perform the procedure.
If publication No. CN213075661U, entitled "a puncture needle for intracardiac branch of academic or vocational study interventional therapy", the utility model patent of authorization announcement day 20210430, it is including being equipped with the seal wire passageway and connecting syringe needle and needle handle as an organic whole, and the side of needle handle is equipped with the holding pipe that is used for looking over and collects blood of spouting, is equipped with the drainage tube between holding pipe and the needle handle, and the one end and the seal wire passageway of drainage tube switch on, and the one end of drainage tube and the one end fixed connection of holding pipe are equipped with the valve on the drainage tube. The accommodating tube can be used for checking, spraying and collecting sprayed blood, and the problem that the sprayed blood influences the puncture operation during puncture treatment can be avoided;
the prior art including the above patent has a disadvantage in that a treatment risk of a patient and a treatment risk due to contamination are affected due to the failure to perform a phenomenon of backflow of blood flowing into the accommodating tube.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a puncture needle for interventional therapy of cardiology, which guides blood into a containing tube through a drainage tube arranged at the upper end of a needle handle, and a sealing gasket arranged at the top end of a movable rod movably arranged in an inner ring supported by a support frame in the drainage tube acts on the sealing gasket to prevent the blood flowing into the containing tube from flowing back, so that the treatment risk of a patient and the treatment risk caused by pollution are reduced.
In order to achieve the purpose, the utility model adopts the following technical scheme: a puncture needle for interventional therapy of cardiology comprises a needle handle and a drainage tube;
a needle head is arranged on one side of the needle handle, a drainage tube is arranged at the top end of the needle handle, and an accommodating tube is arranged at the top end of the drainage tube;
a support frame is arranged in the middle of the drainage tube, an inner ring is arranged in the middle of the support frame, a movable rod is movably arranged in the middle of the inner ring, a limiting ring is arranged at one end of the movable rod, and a sealing gasket is arranged at the other side of the movable rod;
as a further description of the above technical solution:
the sealing gasket is a rubber film gasket, and the thickness of the rubber film gasket for preventing blood from flowing back is one centimeter.
As a further description of the above technical solution:
the middle part of the containing pipe is provided with an inner cavity groove, and the upper surface of the built-in pipe is provided with a scale bar.
As a further description of the above technical solution:
and the top end of the inner cavity groove is provided with an air outlet which is fixed on the accommodating pipe.
As a further description of the above technical solution:
the bottom end of the inner cavity groove is provided with a valve, one side of the valve is provided with a connecting shaft, and the connecting shaft penetrates through the inner wall of the accommodating pipe.
As a further description of the above technical solution:
a valve handle is arranged on one side of the connecting shaft, and an anti-skid layer is arranged on the surface of the valve handle.
As a further description of the above technical solution:
the bottom end of the containing pipe is provided with a sleeve pipe, and the sleeve pipe is clamped with the drainage pipe.
As a further description of the above technical solution:
one side of the needle handle is provided with a positioning sheet, and the upper surface of the positioning sheet is provided with anti-skidding teeth.
The utility model provides a puncture needle for interventional therapy of cardiology, which has the following beneficial effects:
1. according to the utility model, blood is guided into the accommodating tube through the drainage tube arranged at the upper end of the needle handle, the sealing gasket arranged at the top end of the movable rod movably arranged in the inner ring supported by the supporting frame in the drainage tube acts on the sealing gasket to prevent the blood flowing into the accommodating tube from flowing back, so that the treatment risk of a patient and the treatment risk caused by pollution are reduced.
2. In the utility model, the numerical value of the inflow of blood is recorded by the scale bar arranged on the surface of the inner cavity groove arranged in the accommodating tube, and whether the puncture enters an artery or a vein can be judged by observing the spraying state.
3. According to the utility model, the valve arranged in the accommodating tube is used for collecting blood flowing into the inner cavity groove, so that the blood of a patient is prevented from dripping and leaking, and the valve connected with the connecting shaft is driven by rotating the valve handle, so that the blood in the accommodating tube can be conveniently collected.
Drawings
FIG. 1 is a schematic structural view of a puncture needle for interventional therapy in cardiology department according to the present invention;
FIG. 2 is a schematic view of the structure of the needle shaft of the present invention;
FIG. 3 is a schematic structural view of the accommodating tube of the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 2 according to the present invention;
illustration of the drawings:
1. a needle handle; 11. positioning plates; 2. a needle head; 3. a drainage tube; 31. a support frame; 32. an inner ring; 33. a movable rod; 34. a limiting ring; 35. a gasket; 4. an accommodating tube; 41. a scale bar; 42. an inner cavity groove; 43. an air outlet; 44. a valve; 45. a connecting shaft; 46. a valve handle; 47. a sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, a puncture needle for cardiology department interventional therapy comprises a needle handle 1 and a drainage tube 3; a needle head 2 is arranged on one side of the needle handle 1, a drainage tube 3 is arranged at the top end of the needle handle 1, and an accommodating tube 4 is arranged at the top end of the drainage tube 3; a support frame 31 is arranged in the middle of the drainage tube 3, an inner ring 32 is arranged in the middle of the support frame 31, a movable rod 33 is movably arranged in the middle of the inner ring 32, a limit ring 34 is arranged at one end of the movable rod 33, and a sealing gasket 35 is arranged at the other side of the movable rod 33;
the blood is guided into the containing tube 4 through the drainage tube 3 arranged at the upper end of the needle handle 1, the sealing gasket 35 arranged at the top end of the movable rod 33 movably arranged in the inner ring 32 supported by the support frame 31 in the drainage tube 3 acts on the sealing gasket 35 to prevent the blood flowing into the containing tube 4 from flowing back, the treatment risk of a patient and the treatment risk caused by pollution are reduced, the device has a simple structure, the puncture precision is improved, the puncture effect is improved, and the medical resources are effectively saved;
the sealing pad 35 is a rubber membrane pad, and the thickness of the rubber membrane pad for preventing blood from flowing back is one centimeter;
the rubber film pad is pushed open under the pressure of the blood of the patient through the sealing pad 35, the blood of the patient flows into the accommodating tube 4, and the pollution caused by the backflow of the blood is avoided;
the middle part of the accommodating tube 4 is provided with an inner cavity groove 42, and the upper surface of the inner tube 4 is provided with a scale bar 41;
the value of the inflow of blood is recorded through the scale bar 41 arranged on the surface of the inner cavity groove 42 arranged in the accommodating tube 4, and whether the puncture enters an artery or a vein can be judged by observing the state of the injection;
the top end of the inner cavity groove 42 is provided with an air outlet hole 43, and the air outlet hole 43 is fixed on the accommodating tube 4;
a valve 44 is arranged at the bottom end of the inner cavity groove 42, a connecting shaft 45 is arranged on one side of the valve 44, and the connecting shaft 45 penetrates through the inner wall of the accommodating pipe 4;
a valve handle 46 is arranged on one side of the connecting shaft 45, and an anti-skid layer is arranged on the surface of the valve handle 46;
the bottom end of the accommodating tube 4 is provided with a sleeve 47, and the sleeve 47 is clamped with the drainage tube 3;
the valve 44 arranged in the containing tube 4 collects the blood flowing in the inner cavity groove 42 to avoid the blood leakage of the patient, the valve 44 connected with the connecting shaft 45 is driven by rotating the valve handle 46 to facilitate the collection of the blood in the containing tube 4,
one side of the needle handle 1 is provided with a positioning piece 11, and the upper surface of the positioning piece 11 is provided with anti-slip teeth.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (8)
1. A puncture needle for interventional therapy of cardiology is characterized by comprising a needle handle (1) and a drainage tube (3);
a needle head (2) is arranged on one side of the needle handle (1), a drainage tube (3) is arranged at the top end of the needle handle (1), and an accommodating tube (4) is arranged at the top end of the drainage tube (3);
drainage tube (3) middle part is provided with support frame (31), is located support frame (31) middle part is provided with inner ring circle (32), is located the activity of inner ring circle (32) middle part is provided with movable rod (33), is located movable rod (33) one end is provided with spacing ring (34), is located movable rod (33) opposite side is provided with sealed pad (35).
2. A puncture needle for interventional cardiology according to claim 1, wherein the sealing pad (35) is a rubber membrane pad and the rubber membrane pad for preventing backflow of blood has a thickness of one centimeter.
3. A puncture needle for interventional therapy of cardiology department according to claim 1, wherein the central portion of the accommodating tube (4) is provided with an inner cavity groove (42), and the upper surface of the accommodating tube (4) is provided with a scale bar (41).
4. A puncture needle for interventional therapy in cardiology department according to claim 3, wherein the top of the inner cavity groove (42) is provided with an air outlet (43), and the air outlet (43) is fixed on the receiving tube (4).
5. A puncture needle for interventional therapy of cardiology department according to claim 3, wherein a valve (44) is disposed at the bottom end of the inner cavity groove (42), a connecting shaft (45) is disposed at one side of the valve (44), and the connecting shaft (45) penetrates through the inner wall of the accommodating tube (4).
6. A puncture needle for cardiology department interventional therapy according to claim 5, wherein a valve handle (46) is provided at one side of the connecting shaft (45), and an anti-slip layer is provided on the surface of the valve handle (46).
7. A puncture needle for cardiology department interventional therapy according to claim 1, wherein a sleeve (47) is disposed at a bottom end of the accommodating tube (4), and the sleeve (47) is engaged with the drainage tube (3).
8. The puncture needle for the interventional therapy of the cardiology department according to claim 1, wherein a positioning plate (11) is disposed on one side of the needle handle (1), and anti-slip teeth are disposed on the upper surface of the positioning plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122108633.2U CN215937595U (en) | 2021-09-02 | 2021-09-02 | Puncture needle for interventional therapy of cardiology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122108633.2U CN215937595U (en) | 2021-09-02 | 2021-09-02 | Puncture needle for interventional therapy of cardiology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215937595U true CN215937595U (en) | 2022-03-04 |
Family
ID=80431784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122108633.2U Active CN215937595U (en) | 2021-09-02 | 2021-09-02 | Puncture needle for interventional therapy of cardiology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215937595U (en) |
-
2021
- 2021-09-02 CN CN202122108633.2U patent/CN215937595U/en active Active
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| GR01 | Patent grant |