CN221084380U - Arterial and venous malformation embolism microcatheter - Google Patents
Arterial and venous malformation embolism microcatheter Download PDFInfo
- Publication number
- CN221084380U CN221084380U CN202321883597.XU CN202321883597U CN221084380U CN 221084380 U CN221084380 U CN 221084380U CN 202321883597 U CN202321883597 U CN 202321883597U CN 221084380 U CN221084380 U CN 221084380U
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- CN
- China
- Prior art keywords
- fixedly connected
- microcatheter
- pipe
- communicating pipe
- luer connector
- 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.)
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- 208000005189 Embolism Diseases 0.000 title claims abstract description 9
- 201000009371 venous hemangioma Diseases 0.000 title description 2
- 208000022211 Arteriovenous Malformations Diseases 0.000 claims abstract description 11
- 230000005744 arteriovenous malformation Effects 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 102000029749 Microtubule Human genes 0.000 claims description 16
- 108091022875 Microtubule Proteins 0.000 claims description 16
- 210000004688 microtubule Anatomy 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000003073 embolic effect Effects 0.000 claims 5
- 239000000428 dust Substances 0.000 abstract description 16
- 239000003814 drug Substances 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000003902 lesion Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 208000034710 Cerebral arteriovenous malformation Diseases 0.000 description 1
- 208000002263 Intracranial Arteriovenous Malformations Diseases 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 201000000034 arteriovenous malformations of the brain Diseases 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 210000000133 brain stem Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000002601 radiography Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an arteriovenous malformation embolism microcatheter, which relates to the field of microcatheters and comprises a microcatheter body, wherein a developing ring is arranged on the inner side of the microcatheter body, one end of the microcatheter body is fixedly connected with a communicating pipe, the outer side of the communicating pipe is provided with a connecting lug, one end of the communicating pipe is fixedly connected with a connecting pipe, two ends of the communicating pipe are respectively communicated with the microcatheter body and the connecting pipe, one end of the connecting pipe is provided with a luer connector, the outer side of the luer connector is provided with a dustproof mechanism, the problem that dust is easy to adhere to the position of a connecting syringe in the placing process of the microcatheter, and when a liquid medicine is injected into a patient, trace dust possibly enters the patient and slightly affects the body of the patient is solved.
Description
Technical Field
The utility model relates to the technical field of microcatheters, in particular to an arteriovenous malformation embolism microcatheter.
Background
The intracranial arteriovenous malformation embolism operation is an operation of neurosurgery, is suitable for the patients with extensive and deep lesions, is not suitable for direct operators, is positioned in important brain functional areas such as a sports area, a speech area and brainstem, can generate serious complications and sequelae after the operation, is used for patients with high blood flow lesions, severe blood theft, excessive surgical excision bleeding or possibly excessive perfusion syndrome after the operation, and is generally divided into radiography and injection particles, and is mainly made of polyethylene materials.
For the above-mentioned scheme, the inventor believes that most of the existing micro-catheters are usually soaked in normal saline after being taken out from the inside of the protective sleeve, then are taken out from the normal saline after being soaked and placed into the inside of the surgical instrument rack to wait for use, but dust is easy to adhere to the position of the connecting injector in the placing process of the micro-catheters, and when the liquid medicine is injected into the body of a patient, a small amount of dust possibly enters the body of the patient together, so that the body of the patient is slightly influenced.
The utility model with the bulletin number of CN204446908U discloses a vascular microcatheter, which comprises a tube shaft, wherein one end of the tube shaft, which is close to an operator, is set to be a proximal end, the proximal end of the tube shaft is connected with a connector for connecting other medical equipment, and one section of the tube shaft, which is used for entering a blood vessel of a patient, is set to be a distal end; the method is characterized in that: the pipe shaft comprises an inner pipe and an outer pipe which are concentrically arranged, wherein the inner pipe is made of Polytetrafluoroethylene (PEFE) materials, and the outer pipe is made of flexible deformable materials. The utility model has smart structure and reasonable overall flexible design, can more accurately and effectively and easily deliver the medicine, the therapeutic substance combination or other solid substances to the specific part of the patient, and simultaneously has the same problems in the scheme.
Disclosure of utility model
Aiming at the problems in the prior art, the utility model aims to provide an arteriovenous malformation embolism microcatheter which can effectively solve the problems that dust is easy to adhere to the position of a connecting syringe in the process of placing the microcatheter, and when the liquid medicine is injected into a patient, trace dust possibly enters the patient, so that the body of the patient is slightly influenced.
In order to solve the problems, the utility model adopts the following technical scheme:
The utility model provides an arteriovenous malformation embolism microcatheter, includes the microtubule body, the inboard of microtubule body is provided with the developing ring, the one end fixedly connected with communicating pipe of microtubule body, the outside of communicating pipe is provided with the engaging lug, the one end fixedly connected with connecting pipe of communicating pipe, the both ends of communicating pipe respectively with microtubule body and connecting pipe are linked together, the one end of connecting pipe is provided with luer, luer's outside is provided with dustproof mechanism.
As a preferable scheme of the utility model, the dustproof mechanism comprises a valve body fixedly connected with one end of the connecting pipe, one side of the valve body is fixedly connected with a fixed pipe, the fixed pipe is fixedly connected with the luer connector, one side of the luer connector away from the fixed pipe is fixedly connected with a connecting ring block, and one side of the connecting ring block is provided with a baffle plate.
As a preferable scheme of the utility model, a clamping groove is formed in one side of the connecting ring block, a clamping block is fixedly connected to one side of the baffle plate, and the clamping block is movably clamped in the clamping groove.
As a preferable scheme of the utility model, the inner side of the connecting ring block is fixedly connected with a reinforcing block, and the reinforcing block is fixedly connected with the luer connector.
As a preferable scheme of the utility model, a rubber layer is fixedly connected to the outer side of the communicating pipe, and the rubber layer is used for increasing friction force.
As a preferable scheme of the utility model, the outer sides of the baffle plates are fixedly connected with handle plates, two handle plates are arranged, and the two handle plates are symmetrically arranged.
Compared with the prior art, the utility model has the advantages that:
1. The dustproof mechanism in the device ensures that dust is not easy to adhere to the luer joint when the microcatheter is taken out from the protective sleeve but not used, thereby reducing the possibility of dust flowing into the microtube body.
2. After the clamping block is clamped to the inside of the clamping groove, the connecting ring block can smoothly connect the baffle, and the baffle can be sufficiently convenient to detach when the baffle is required.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of a rubber layer in accordance with an embodiment of the present utility model;
Fig. 3 is a schematic structural view of a communication pipe according to an embodiment of the present utility model;
FIG. 4 is a schematic cross-sectional view of a connecting ring block according to an embodiment of the present utility model;
fig. 5 is an enlarged schematic view of the structure of fig. 4 a according to the present utility model.
The reference numerals in the figures illustrate:
1. A microtubule body; 2. a developing ring; 3. a communicating pipe; 4. a connecting lug; 5. a connecting pipe; 6. a rubber layer; 71. a valve body; 72. a fixed tube; 73. connecting the ring blocks; 74. a baffle; 8. a luer fitting; 9. a handle plate; 101. a clamping groove; 102. a clamping block; 11. and (5) reinforcing the block.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.
Examples:
referring to fig. 1-5, an arteriovenous malformation embolism microcatheter comprises a microtubule body 1, wherein a developing ring 2 is arranged on the inner side of the microtubule body 1, a communicating pipe 3 is fixedly connected to one end of the microtubule body 1, the microtubule body 1 can play a role in installing and connecting the communicating pipe 3 and the developing ring 2, the developing ring 2 and the communicating pipe 3 can be used smoothly, a connecting lug 4 is arranged on the outer side of the communicating pipe 3, a connecting pipe 5 is fixedly connected to one end of the communicating pipe 3, the connecting lug 4 is arranged, a worker can conveniently hold the communicating pipe 3, and two ends of the communicating pipe 3 are respectively communicated with the microtubule body 1 and the connecting pipe 5.
Specifically, the setting of connecting pipe 5 makes outside injected liquid medicine can flow into the inside of microtubule body 1 smoothly to rethread microtubule body 1 flows into patient's internal, the one end of connecting pipe 5 is provided with luer joint 8, luer joint 8's setting can conveniently be used for the outside syringe that is used for injecting of intercommunication, simultaneously microtubule body 1, developing ring 2, communicating pipe 3, engaging lug 4, connecting pipe 5 and luer joint 8 can constitute important part in the microcatheter, the microcatheter is prior art in the field, therefore do not make excessive description here, luer joint 8's outside is provided with dustproof mechanism, dustproof mechanism's setting, make when the microcatheter is taking out from the protective sheath, but when not using, luer joint 8 department is difficult for adhering dust, the possibility that the dust flows into microtubule body 1 inside has been reduced.
Specifically, the dustproof mechanism includes the valve body 71 of fixed connection in connecting pipe 5 one end, one side fixedly connected with fixed pipe 72 of valve body 71, fixed pipe 72 is connected with luer joint 8 between, valve body 71 accessible fixed pipe 72 is connected with luer joint 8, and valve body 71 accessible self closure reduces the dust, granule that wafts to connecting pipe 5 and communicating pipe 3 inside, luer joint 8 is kept away from one side fixedly connected with go-between 73 of fixed pipe, one side of go-between 73 is provided with baffle 74, luer joint 8 accessible go-between 73 is connected to baffle 74, and baffle 74 then can play effectual shielding effect to go-between 73 and luer joint 8, can effectually reduce the granule that floats, adhere to luer joint 8 inside, thereby reduce the possibility that the dust got into inside microtube body 1.
Specifically, draw-in groove 101 has been seted up to one side of go-between piece 73, and one side fixedly connected with fixture block 102 of baffle 74, and fixture block 102 activity joint is in the inside of draw-in groove 101, and baffle 74 can play the effect of installation and fixed to fixture block 102, and fixture block 102 is after the inside of joint to draw-in groove 101, and go-between piece 73 can be smooth to be connected baffle 74, not only can make baffle 74 can be stable use, shelter from the dust to make baffle 74 when needs are dismantled, can be enough convenient.
Specifically, the inside fixedly connected with of go-between piece 73 consolidates piece 11, consolidates the fixed connection between piece 11 and the luer joint 8, consolidates the relation of connection between piece 73 and the luer joint 8 can be consolidated to piece 11 for the go-between piece 73 is difficult for taking place to rock etc. condition when using, has increased the stability of go-between piece 73 when using.
Specifically, the outside fixedly connected with rubber layer 6 of communicating pipe 3, rubber layer 6 are used for increasing frictional force, and the setting of rubber layer 6 for the staff is when holding communicating pipe 3, the difficult condition that takes place the hand and slide, has increased the stability between communicating pipe 3 and the staff's hand when using.
Specifically, the outside fixedly connected with handle plate 9 of baffle 74, the setting of handle plate 9 for the staff need dismantle the baffle 74, can be enough convenient, only need pull handle plate 9 and can realize dismantling the baffle 74, handle plate 9 is provided with two, and two handle plate 9 symmetry settings, this makes the staff need dismantle the baffle 74 when, holds and hold handle plate 9 and can be enough handy, convenient, and the power that baffle 74 received also can be enough even.
The working principle and the using flow of the utility model are as follows: the baffle 74 can effectually play the shielding effect when not using this device, and the valve body 71 then can play the further dustproof effect that increases for the dust is difficult for floating, the adhesion is to the inside of microtubule body 1, and when the microcatheter is when needs use, the staff only need hold handle board 9, and pull handle board 9 and can realize the dismantlement to baffle 74, afterwards open the valve body 71, can laminate outside syringe and luer 8 mutually, realize the injection, so far can solve the microcatheter at the in-process of placing, connect the position of syringe and adhere the dust easily, and when the liquid medicine is being injected into patient in, can have the trace dust to get into patient in the body together, the problem of causing slight influence to patient's health.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution and the modified concept thereof, within the scope of the present utility model.
Claims (6)
1. An arteriovenous malformation embolism microcatheter, comprising a microtubule body (1), characterized in that: the development ring (2) is arranged on the inner side of the microtube body (1), a communicating pipe (3) is fixedly connected to one end of the microtube body (1), a connecting lug (4) is arranged on the outer side of the communicating pipe (3), a connecting pipe (5) is fixedly connected to one end of the communicating pipe (3), two ends of the communicating pipe (3) are respectively communicated with the microtube body (1) and the connecting pipe (5), a luer connector (8) is arranged at one end of the connecting pipe (5), and a dustproof mechanism is arranged on the outer side of the luer connector (8).
2. An arteriovenous malformation embolic microcatheter as in claim 1, wherein: the dustproof mechanism comprises a valve body (71) fixedly connected with one end of the connecting pipe (5), one side of the valve body (71) is fixedly connected with a fixed pipe (72), the fixed pipe (72) is fixedly connected with the luer connector (8), one side, far away from the fixed pipe (72), of the luer connector (8) is fixedly connected with a connecting ring block (73), and one side of the connecting ring block (73) is provided with a baffle plate (74).
3. An arteriovenous malformation embolic microcatheter as in claim 2, wherein: clamping grooves (101) are formed in one side of the connecting ring block (73), clamping blocks (102) are fixedly connected to one side of the baffle plate (74), and the clamping blocks (102) are movably clamped in the clamping grooves (101).
4. An arteriovenous malformation embolic microcatheter as in claim 3, wherein: the inner side of the connecting ring block (73) is fixedly connected with a reinforcing block (11), and the reinforcing block (11) is fixedly connected with the luer connector (8).
5. An arteriovenous malformation embolic microcatheter as in claim 1, wherein: the outside of communicating pipe (3) fixedly connected with rubber layer (6), rubber layer (6) are used for increasing frictional force.
6. An arteriovenous malformation embolic microcatheter as in claim 2, wherein: the outside fixedly connected with handle board (9) of baffle (74), handle board (9) are provided with two, and two handle board (9) symmetry sets up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321883597.XU CN221084380U (en) | 2023-07-18 | 2023-07-18 | Arterial and venous malformation embolism microcatheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321883597.XU CN221084380U (en) | 2023-07-18 | 2023-07-18 | Arterial and venous malformation embolism microcatheter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221084380U true CN221084380U (en) | 2024-06-07 |
Family
ID=91304851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321883597.XU Active CN221084380U (en) | 2023-07-18 | 2023-07-18 | Arterial and venous malformation embolism microcatheter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221084380U (en) |
-
2023
- 2023-07-18 CN CN202321883597.XU patent/CN221084380U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |