CN111544095A - Puncture needle for clinical interventional therapy of cardiology - Google Patents
Puncture needle for clinical interventional therapy of cardiology Download PDFInfo
- Publication number
- CN111544095A CN111544095A CN202010402780.8A CN202010402780A CN111544095A CN 111544095 A CN111544095 A CN 111544095A CN 202010402780 A CN202010402780 A CN 202010402780A CN 111544095 A CN111544095 A CN 111544095A
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- China
- Prior art keywords
- shell
- hollow needle
- needle tube
- puncture needle
- transparent base
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- 238000002560 therapeutic procedure Methods 0.000 title claims abstract description 27
- 238000002347 injection Methods 0.000 claims abstract description 34
- 239000007924 injection Substances 0.000 claims abstract description 34
- 239000002390 adhesive tape Substances 0.000 claims description 4
- -1 polytetrafluoroethylene Polymers 0.000 claims description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims 4
- 239000008280 blood Substances 0.000 abstract description 12
- 210000004369 blood Anatomy 0.000 abstract description 12
- 210000004204 blood vessel Anatomy 0.000 abstract description 8
- 239000003814 drug Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 6
- 238000013016 damping Methods 0.000 description 3
- 230000036407 pain Effects 0.000 description 3
- 230000017531 blood circulation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000001755 vocal effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 210000000748 cardiovascular system Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000002526 effect on cardiovascular system Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000001990 intravenous administration Methods 0.000 description 1
- 238000002690 local anesthesia Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a puncture needle for clinical interventional therapy of cardiology, which comprises a shell, wherein the lower end of the shell is communicated with a hollow needle tube, the side wall of the lower end of the hollow needle tube is provided with an injection port, the side wall of one side of the shell is provided with an observation port, a transparent rubber film is embedded in the observation port, a transparent base is fixedly connected in the shell, the lower end of the transparent base is communicated with the hollow needle tube, the upper end of the transparent base is communicated with an exhaust pipe, the exhaust pipe penetrates through the side wall of the upper end of the shell and extends to the outside of the shell, and a waterproof breathable film is embedded in the exhaust pipe. The invention relates to the technical field of medical instruments, and through the matching of an exhaust pipe and a single valve, blood return in a transparent base can be checked through an observation scale groove and an observation port after a needle is inserted, whether the position of the needle is correct or not is judged, then injection can be carried out, and air is prevented from being injected into a blood vessel of a patient.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a puncture needle for clinical interventional therapy of cardiology.
Background
The puncture needle is mainly used as a medical instrument for medical minimally invasive surgery or sampling and is developed on the basis of an intravenous infusion needle and an injection needle, and the interventional therapy of the cardiology department utilizes the puncture needle to directly inject medicine into the affected part of a patient, so that the state of an illness can be quickly relieved, the pain of the patient is reduced, and the interventional therapy is a more common treatment mode in modern medicine.
In prior art, the pjncture needle needs to prick the inside darker blood vessel of human body, is difficult to confirm whether accurate in the position of pricking the needle, and the operation is comparatively complicated, takes place medical accident easily, and the pjncture needle lacks fixing device simultaneously, and the pjncture needle that inserts human inside with certain angle can't directly use medical sticky tape fixed, leads to taking place the needle point skew scheduling problem easily in the treatment process, for this reason, we provide a pjncture needle for the clinical intervention of intracardiac branch of academic or vocational study and solve above-mentioned problem.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a puncture needle for clinical interventional therapy of cardiology.
In order to achieve the purpose, the invention adopts the following technical scheme:
a puncture needle for clinical interventional therapy of cardiology comprises a shell, wherein the lower end of the shell is communicated with a hollow needle tube, the side wall of the lower end of the hollow needle tube is provided with an injection port, the side wall of one side of the shell is provided with an observation port, a transparent rubber film is embedded in the observation port, a transparent base is fixedly connected in the shell, the lower end of the transparent base is communicated with the hollow needle tube, the upper end of the transparent base is communicated with an exhaust pipe, the exhaust pipe penetrates through the side wall of the upper end of the shell and extends to the outside of the shell, a waterproof breathable film is embedded in the exhaust pipe, the side wall of the transparent base is communicated with an injection tube, a check valve is embedded in the injection tube, one end of the injection tube, away from the transparent base, penetrates through the side wall of the upper end of the shell and extends to the outside of the shell, the, and the inner wall of ring inlays and is equipped with the arc snap ring, the lateral wall of ring is inserted and is equipped with the slide bar, and slide bar and ring sliding connection, the one end that the slide bar is close to the arc snap ring offsets with the both ends of arc snap ring and sets up, hollow needle tube runs through the arc snap ring setting, and arc snap ring and hollow needle tube sliding connection, the both sides of ring all rotate through the damping pivot and are connected with the support arm, and the support arm keeps away from the one end fixedly connected with fixed plate of ring.
Preferably, one side wall of the shell is fixedly connected with a handle, and anti-slip grooves are formed in two sides of the handle. .
Preferably, the outer side wall of the hollow needle tube is provided with a plurality of scale grooves, and the distance between the scale grooves is 1 mm.
Preferably, both ends of the arc-shaped clamping ring are inclined planes, and the arc-shaped clamping ring is close to the anti-skid layer fixedly connected with the side wall of the hollow needle tube.
Preferably, the hollow needle tube is a No. 12 puncture needle, and the material of the hollow needle tube is SUS or L medical stainless steel.
Preferably, the injection port is disposed below the handle.
Preferably, a medical adhesive tape is fixedly connected to one side of the fixing plate, which is far away from the supporting arm.
Preferably, the waterproof breathable film is made of polytetrafluoroethylene, and the thickness of the waterproof breathable film is 0.5 mm.
Compared with the prior art, the invention has the beneficial effects that:
1. through the matching of the exhaust pipe and the single valve, blood returning in the transparent base can be checked through the observation scale groove and the observation port after the needle is inserted, whether the position of the needle is correct or not is judged, then injection can be carried out, and air is prevented from being injected into the blood vessel of a patient;
2. through the cooperation of support arm and ring, fixed needle angle when conveniently pricking the pjncture needle reduces the shake when pricking, reaches the painful purpose of reduction patient to it is fixed with the pjncture needle conveniently through the fixed plate, makes things convenient for medical staff to carry out intracardiac branch of academic or vocational study's intervention treatment.
Drawings
FIG. 1 is a schematic perspective view of a puncture needle for clinical interventional therapy in cardiology department according to the present invention;
FIG. 2 is a schematic cross-sectional structural view of a puncture needle for clinical interventional therapy in cardiology department according to the present invention;
FIG. 3 is a schematic view of a partial structure of a puncture needle for clinical interventional therapy in cardiology department according to the present invention;
fig. 4 is a schematic view of a circular ring structure of the puncture needle for clinical interventional therapy in cardiology department.
In the figure: the device comprises a shell 1, a hollow needle tube 2, an injection port 3, an observation port 4, a transparent base 5, an exhaust pipe 6, an injection pipe 7, a check valve 8, a ring 9, an arc-shaped snap ring 10, a slide rod 11, a damping rotating shaft 12, a supporting arm 13, a fixing plate 14, a handle 15, a scale groove 16, a medical adhesive tape 17 and a waterproof and breathable film 18.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and 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 thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, a puncture needle for clinical interventional therapy of cardiology comprises a housing 1, a handle 15 is fixedly connected to a side wall of the housing 1, anti-slip grooves are formed in both sides of the handle 15, the puncture needle can be conveniently punctured into a patient by medical staff by arranging the handle 15, the safety of puncturing the puncture needle is improved, friction can be increased by arranging the anti-slip grooves to ensure the puncturing depth of the puncture needle, the lower end of the housing 1 is communicated with a hollow needle tube 2, an injection port 3 is formed in a side wall of the lower end of the hollow needle tube 2, the injection port 3 is arranged below the handle 15, the needle head of the hollow needle tube 2 can be sharper by arranging the injection port 3 at a side wall lamp of the hollow needle tube 2, the puncture needle can be conveniently punctured by the medical staff, the pain of the patient can be reduced, and by arranging the injection port 3 below the handle 15, the handle 15 can have an additional indicating function, so that medical staff can conveniently determine the position of the injection port 3 after pricking the puncture needle, the curative effect and the safety of interventional therapy are improved, the outer side wall of the hollow needle tube 2 is provided with a plurality of scale grooves 16, the distance between the scale grooves is 1mm, the medical staff can conveniently determine the depth of the pricked needle by arranging the scale grooves with the distance of 1mm, the position of the injection port 3 can be better adjusted, accurate injection of drugs for interventional therapy into a corresponding cardiovascular system is ensured, the hollow needle tube 2 is a No. 12 puncture needle, the hollow needle tube 2 is made of SUS304 or 316L medical stainless steel, the No. 12 puncture needle is in national standard specification, and is suitable for interventional therapy of the cardiology department;
an observation port 4 is arranged on the side wall of one side of the shell 1, a transparent rubber film is embedded in the observation port 4, a transparent base 5 is fixedly connected in the shell 1, the position of the observation port 4 is just opposite to the position of the transparent base 5, so that medical staff can conveniently and directly check the condition in the transparent base 5 through the observation port 4, the lower end of the transparent base 5 is communicated with the hollow needle tube 2, the upper end of the transparent base 5 is communicated with an exhaust pipe 6, the exhaust pipe 6 penetrates through the side wall of the upper end of the shell 1 and extends to the outside of the shell 1, a waterproof breathable film 18 is embedded in the exhaust pipe 6, the waterproof breathable film 17 is made of polytetrafluoroethylene, the thickness of the waterproof breathable film 18 is 0.5mm, the waterproof breathable film 17 made of polytetrafluoroethylene can exhaust air in the hollow needle tube 2 and the transparent base 5 when blood flows back into the transparent base 5, and prevents the air from being injected, cause medical accidents, can prevent blood from seeping, and avoid causing blood loss or infection, the side wall of the transparent base 5 is communicated with the injection tube 7, the one-way valve 8 is embedded in the injection tube 7, when the blood backflow can be prevented by arranging the one-way valve 8, air enters the injection tube 7, and the air in the transparent base 5 is completely discharged, one end of the injection tube 7, far away from the transparent base 5, penetrates through the side wall of the upper end of the shell 1 and extends to the outside of the shell 1, the injection tube 7, which is positioned outside the shell 1, is communicated with the injector 8, the side wall of the hollow needle tube 2 is sleeved with the ring 9, the inner wall of the ring 9 is embedded with the arc-shaped clamping ring 10, the two ends of the arc-shaped clamping ring 10 are inclined planes, the arc-shaped clamping ring 10 is fixedly connected with the anti-slip layer, the two ends of the arc-shaped clamping ring 10 are inclined planes, thereby loosening the hollow needle tube 2, facilitating the medical staff to carry out the needle inserting operation, and through setting up the anti-slip layer, when loosening the slide bar 11, the arc-shaped snap ring 11 clamps the hollow needle tube 2, avoiding the falling or the displacement of the hollow needle tube 2 during the injection, the slide bar 11 is inserted in the outer side wall of the ring 9, and the slide bar 11 is connected with the ring 9 in a sliding way, one end of the slide bar 11 close to the arc-shaped snap ring 10 is abutted against the two ends of the arc-shaped snap ring 10, the hollow needle tube 2 is arranged through the arc-shaped snap ring 10, and the arc-shaped snap ring 10 is connected with the hollow needle tube 2 in a sliding way, both sides of the ring 9 are connected with the supporting arms 13 through the damping rotating shafts 12 in a rotating way, and one end of the supporting arms 13 far away from the ring is fixedly connected with the fixing plate 14, one, the purpose of fixing the fixing plate 14 is achieved.
In the invention, when the intracardiac interventional therapy is carried out on a patient, firstly, the preparation work of the therapy is prepared, such as cleaning, disinfection and local anesthesia are carried out on the body surface of the part of the patient to be treated, then the syringe 8 is filled with liquid medicine, the syringe 8 is pushed to enable the liquid medicine to flow into the transparent base 5 along the syringe 7 and finally flow out from the hollow needle tube 2, after the air in the syringe 7 is confirmed to be exhausted, because the one-way valve 8 is embedded in the syringe 7, the air is ensured not to enter the syringe 7, then the fixing plate 14 is fixed on the body surface of the patient by using the medical adhesive tape 17 and the ring 9 is rotated to achieve the purpose of adjusting the angle of the puncture needle, then two fingers clamp two sides of the supporting rod 13 and press the sliding rod 11, the sliding rod 11 slides towards the hollow needle tube 2, the inclined planes at the lower end of the sliding rod 11 are abutted against the, the arc-shaped snap ring 10 is expanded to increase the inner diameter, so as to release the constraint on the hollow needle tube 2, at the moment, a medical staff can hold the handle 15 to push the shell 1 to prick the hollow needle tube 2 into the body of a patient, the medical staff can observe the scale groove 16 on the surface of the hollow needle tube 2 to calculate the depth of the needle, and can observe the situation in the transparent base 5 through the observation port 4, after the hollow needle tube 2 is pricked into a blood vessel, the blood in the blood vessel flows back into the transparent base 5 from the hollow needle tube 2 under the pressure of blood pressure, after the medical staff observes the blood flowing back in the transparent base 5, the injection port 3 of the hollow needle tube 2 is inserted into the blood vessel of the patient, then the slide rod 11 is loosened, the slide rod 11 is extruded under the self-elastic action of the arc-shaped snap ring 10, and simultaneously, the outer side wall of the hollow needle tube 2 is clamped by the arc-shaped snap ring, the possibility that the cardiovascular needle tube 2 is separated from the blood vessel when the medical staff carries out injection is reduced, and the safety when treatment is carried out is improved;
as the blood flows back into the transparent base 5, the air in the transparent base 5 is exhausted through the exhaust pipe 6, and when the transparent base 5 is filled with blood, the waterproof breathable film 18 blocks the blood, prevents the blood from flowing out from the exhaust pipe 6 and causing blood loss of a patient, when the air in the transparent base 5 is completely discharged, the medical staff pushes the injector 8 again, the liquid medicine in the injector 8 enters the transparent base 5 through the injection tube 7, then the liquid medicine is injected into the blood vessel of the patient through the hollow needle tube 2, so that the liquid medicine directly acts on the affected part, the pain of the patient is reduced, the treatment effect is improved, the treatment time is shortened, after the injection of the liquid medicine is finished, the sliding rod 11 is pressed and the hollow needle tube 2 is drawn out, so that the angle of needle drawing is the same as the angle of needle insertion, the needle hole is prevented from being enlarged when the needle is drawn, blood is prevented from flowing out of the needle hole, and then the interventional therapy can be finished by removing the lower fixing plate 14.
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 the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a puncture needle for clinical interventional therapy of cardiology department, includes shell (1), its characterized in that, the lower extreme intercommunication of shell (1) has hollow needle tube (2), and the lateral wall of hollow needle tube (2) lower extreme has seted up injection port (3), one side lateral wall of shell (1) has seted up observation mouth (4), and observes mouthful (4) and embed and be equipped with the transparent rubber membrane, fixedly connected with transparent base (5) in shell (1), and the lower extreme of transparent base (5) and hollow needle tube (2) intercommunication setting, the upper end intercommunication of transparent base (5) has blast pipe (6), and blast pipe (6) run through the upper end lateral wall of shell (1) and extend to the outside setting of shell (1), the embedded waterproof ventilated membrane (18) that is equipped with of blast pipe (6), the lateral wall intercommunication of transparent base (5) has injection tube (7), and a check valve (8) is embedded in the injection tube (7), one end of the injection tube (7) far away from the transparent base (5) penetrates through the side wall of the upper end of the shell (1) and extends to the outer part of the shell (1), the injection tube (7) positioned outside the shell (1) is communicated with the injector (8), the side wall of the hollow needle tube (2) is sleeved with a circular ring (9), an arc-shaped snap ring (10) is embedded in the inner wall of the circular ring (9), a sliding rod (11) is inserted in the outer wall of the circular ring (9), the sliding rod (11) is in sliding connection with the circular ring (9), one end of the sliding rod (11) close to the arc-shaped snap ring (10) is abutted against the two ends of the arc-shaped snap ring (10), the hollow needle tube (2) penetrates through the arc-shaped snap ring (10) and is in sliding connection with the hollow needle tube (2), the two sides of the circular ring (9) are rotatably connected with supporting arms (13), and one end of the supporting arm (13) far away from the circular ring is fixedly connected with a fixing plate (14).
2. The puncture needle for clinical interventional therapy of cardiology department according to claim 1, wherein a handle (15) is fixedly connected to a sidewall of one side of the housing (1), and anti-slip grooves are formed on both sides of the handle (15).
3. The puncture needle for clinical interventional therapy of cardiology department according to claim 1, wherein the hollow needle tube (2) has a plurality of scale grooves (16) formed in the outer sidewall thereof, and the interval between the scale grooves is 1 mm.
4. The puncture needle for clinical interventional therapy of cardiology department according to claim 1, wherein both ends of the arc-shaped snap ring (10) are inclined surfaces, and an anti-slip layer is fixedly connected to the side wall of the arc-shaped snap ring (10) close to the hollow needle tube (2).
5. The puncture needle for clinical interventional therapy in cardiology department according to claim 1, wherein the hollow needle tube (2) is a 12-gauge puncture needle, and the hollow needle tube (2) is made of SUS304 or 316L medical stainless steel.
6. A puncture needle for clinical interventional therapy in cardiology according to claim 2, wherein the injection port (3) is located below the handle (15).
7. The puncture needle for clinical interventional therapy in cardiology department according to claim 1, wherein a medical adhesive tape (17) is fixedly connected to one side of the fixing plate (14) away from the supporting arm (13).
8. The puncture needle for clinical interventional therapy in cardiology department according to claim 1, wherein the waterproof and breathable membrane (18) is made of polytetrafluoroethylene, and the thickness of the waterproof and breathable membrane (18) is 0.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010402780.8A CN111544095A (en) | 2020-05-13 | 2020-05-13 | Puncture needle for clinical interventional therapy of cardiology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010402780.8A CN111544095A (en) | 2020-05-13 | 2020-05-13 | Puncture needle for clinical interventional therapy of cardiology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111544095A true CN111544095A (en) | 2020-08-18 |
Family
ID=71998355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010402780.8A Withdrawn CN111544095A (en) | 2020-05-13 | 2020-05-13 | Puncture needle for clinical interventional therapy of cardiology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111544095A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113425244A (en) * | 2021-06-25 | 2021-09-24 | 广西医科大学第二附属医院(广西医科大学第二临床医学院) | Sclera measuring device |
-
2020
- 2020-05-13 CN CN202010402780.8A patent/CN111544095A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113425244A (en) * | 2021-06-25 | 2021-09-24 | 广西医科大学第二附属医院(广西医科大学第二临床医学院) | Sclera measuring device |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200818 |