CN208785529U - A kind of conduit and medical equipment - Google Patents
A kind of conduit and medical equipment Download PDFInfo
- Publication number
- CN208785529U CN208785529U CN201721093482.5U CN201721093482U CN208785529U CN 208785529 U CN208785529 U CN 208785529U CN 201721093482 U CN201721093482 U CN 201721093482U CN 208785529 U CN208785529 U CN 208785529U
- Authority
- CN
- China
- Prior art keywords
- conduit
- traction fiber
- guidance cavity
- tube body
- utility
- 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.)
- Expired - Fee Related
Links
- 239000000835 fiber Substances 0.000 claims abstract description 78
- 239000000463 material Substances 0.000 claims description 7
- 229920000742 Cotton Polymers 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical group 0.000 claims description 3
- 230000002439 hemostatic effect Effects 0.000 claims description 2
- 210000004204 blood vessel Anatomy 0.000 abstract description 17
- 230000006378 damage Effects 0.000 abstract description 6
- 208000027418 Wounds and injury Diseases 0.000 abstract description 5
- 208000014674 injury Diseases 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000003745 diagnosis Methods 0.000 description 4
- 239000003814 drug Substances 0.000 description 4
- 229940079593 drug Drugs 0.000 description 4
- 238000013152 interventional procedure Methods 0.000 description 4
- 238000002627 tracheal intubation Methods 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 3
- 239000008280 blood Substances 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000023597 hemostasis Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010067482 No adverse event Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000001772 blood platelet Anatomy 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910000480 nickel oxide Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
- MUMZUERVLWJKNR-UHFFFAOYSA-N oxoplatinum Chemical compound [Pt]=O MUMZUERVLWJKNR-UHFFFAOYSA-N 0.000 description 1
- 229910003446 platinum oxide Inorganic materials 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 230000009967 tasteless effect Effects 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
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- Media Introduction/Drainage Providing Device (AREA)
Abstract
The utility model relates to medical instruments fields, in particular to a kind of conduit and medical equipment.A kind of conduit comprising tube body, the side opening and lumen for being set to tube body, the wall body of tube body are provided with guidance cavity, and tube body is provided with the traction fiber that can extend into or out guidance cavity.Conduit setting guidance cavity and traction fiber, traction fiber protrude into guidance cavity, conduit is guided jointly with seal wire, can make conduit at the biggish blood vessel of curvature or blood vessel crops for rotation better by.Traction fiber protrudes into guidance cavity, and during the withdrawing of seal wire, traction fiber can make conduit not occur mobile or be displaced with fixed catheter, largely reduces injury of the movement of conduit to patient.
Description
Technical field
The utility model relates to medical instruments fields, in particular to a kind of conduit and medical equipment.
Background technique
Intervention relies on the guidance of medical imaging device, carries out diagnosing and treating to disease with microcatheter technology using puncturing, it
Minimum to injury of human, the therapeutic effect that can be played is but very reliable, and significant.
In the blood vessels in interventional procedure, geometrical characteristic of the patient according to surgical target region chooses specific shape
Conduit is assisted guiding under the monitoring of X-ray production apparatus by seal wire, and target area is reached by way of intubation and realizes that drug is launched
And operation of diagnosis and treatment.Since conventional catheters can not pass through the biggish blood vessel of curvature or blood vessel from principal curvature, in the course of surgery
Crops for rotation generally require to take a long time.
Utility model content
The purpose of this utility model is to provide a kind of conduit and medical equipment, being intended to improve existing conduit can not be certainly
The problem of principal curvature.
The utility model provides a kind of technical solution:
A kind of conduit comprising tube body, the side opening and lumen for being set to tube body, the wall body of tube body, which is provided with, to be drawn
Guide cavity, tube body are provided with the traction fiber that can extend into or out guidance cavity.
In the utility model preferred embodiment, above-mentioned guidance cavity and lumen are arranged in parallel.
In the utility model preferred embodiment, the shape of above-mentioned traction fiber is helical form.
In the utility model preferred embodiment, above-mentioned guidance cavity mutually completely cuts off with lumen.
In the utility model preferred embodiment, one end of above-mentioned traction fiber is provided with temperature sensor.
In the utility model preferred embodiment, above-mentioned traction fiber is provided with hemostasis far from one end of temperature sensor
Cotton.
In the utility model preferred embodiment, above-mentioned traction fiber is provided with multiple protrusions, and multiple protrusions are along traction fiber
Length direction arrangement.
In the utility model preferred embodiment, the inner wall of above-mentioned guidance cavity is equipped with multiple protrusions.
In the utility model preferred embodiment, the material of above-mentioned traction fiber is metal oxide.
A kind of medical equipment comprising above-mentioned conduit.
The beneficial effect of a kind of conduit provided by the embodiment of the utility model and medical equipment is:
In the blood vessels in interventional procedure, conduit is assisted guiding by seal wire, and target area is reached by way of intubation
Realize drug dispensing and operation of diagnosis and treatment.Conduit setting guidance cavity and traction fiber, traction fiber protrude into guidance cavity, total with seal wire
Guided with to conduit, can make conduit at the biggish blood vessel of curvature or blood vessel crops for rotation better by.Further, since
Preferably, softer, therefore, during the withdrawing of seal wire, the end of conduit may move the flexibility of conduit, to zona vascuiosa
To injure.In the present invention, traction fiber protrudes into guidance cavity, and during the withdrawing of seal wire, traction fiber can be fixed and be led
Pipe, makes conduit not occur mobile or be displaced, and largely reduces injury of the movement of conduit to patient.
Spiral helicine traction fiber can make traction fiber and tube body have multiple contact points, increase traction fiber to tube body
Supporting function.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of conduit provided by the embodiment of the utility model;
Fig. 2 is the cross-sectional view of conduit provided by the embodiment of the utility model;
Fig. 3 is the structural schematic diagram of conduit provided by the embodiment of the utility model and seal wire cooperation;
Fig. 4 is the structural schematic diagram of guidance cavity provided by the embodiment of the utility model and traction fiber cooperation.
Icon: 100- conduit;101- seal wire;110- tube body;111- lumen;120- side opening;130- guidance cavity;131- is led
Draw silk.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the utility model embodiment, it is to be understood that the orientation or position of the instructions such as term "inner", "outside"
Set relationship be based on the orientation or positional relationship shown in the drawings or the utility model product using when the orientation usually put
Or the orientation or positional relationship that positional relationship or those skilled in the art usually understand, it is merely for convenience of describing this reality
It is described with novel with simplified, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as limiting the present invention.
In the description of the utility model embodiment, it is also necessary to which explanation is unless specifically defined or limited otherwise, art
Language " setting ", " installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or
It is integrally connected;It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
It is logical.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood with concrete condition
Meaning.
Embodiment
Fig. 1 is the structural schematic diagram of conduit 100 provided by the embodiment of the utility model, and Fig. 2 is the utility model embodiment
The cross-sectional view of the conduit 100 of offer, please refers to Fig. 1 and Fig. 2, present embodiments provides a kind of conduit 100, and conduit 100 includes pipe
Ontology 110, the side opening 120 and lumen 111 for being set to tube body 110, the wall body of tube body 110 are provided with guidance cavity 130, pipe
Ontology 110 is provided with the traction fiber 131 that can extend into or out guidance cavity 130 (see Fig. 3).
In detail, in the present embodiment, conduit 100 is provided with lumen 111 and guidance cavity 130.Guidance cavity 130 is arranged
In the wall body of tube body 110, side opening 120 is set to the wall body of tube body 110, and side opening 120 is connected to lumen 111.Conduit 100
Configured with traction fiber 131, traction fiber 131 can extend into or out guidance cavity 130, and in other words, traction fiber 131 can be in guidance cavity
It is moved in 130.
Fig. 3 is the structural schematic diagram that conduit 100 provided by the embodiment of the utility model cooperates with seal wire 101, please refers to figure
3。
Seal wire 101 can move in the lumen 111 of conduit 100.
In the blood vessels in interventional procedure, conduit 100 is assisted guiding by seal wire 101, and mesh is reached by way of intubation
It marks region and realizes drug dispensing and operation of diagnosis and treatment.Since conduit 100 can not pass through bending from principal curvature, in the course of surgery
It spends biggish blood vessel or blood vessel crops for rotation generally requires to take a long time.In the embodiments of the present invention, conduit 100 is set
Guidance cavity 130 and traction fiber 131 are set, traction fiber 131 protrudes into guidance cavity 130, carries out jointly to conduit 100 with seal wire 101
Guidance, can make conduit 100 at the biggish blood vessel of curvature or blood vessel crops for rotation better by.Further, since conduit 100
Flexible preferable, softer, therefore, during the withdrawing of seal wire 101, the end of conduit 100 be may move, to zona vascuiosa
To injure.In the embodiments of the present invention, traction fiber 131 is protruded into guidance cavity 130, during the withdrawing of seal wire 101,
Traction fiber 131 can be made conduit 100 not occur mobile or be displaced, largely be reduced conduit 100 with fixed catheter 100
The mobile injury to patient.
In the present embodiment, the material of tube body 110 is medical polyethylene, and medical polyethylene has excellent mechanical strength
And biocompatibility, tasteless, nontoxic, implanting has no adverse effects, chemical stability is good, it resists cold, radiation hardness, and electrical insulating property
It is good.
In the other embodiments of the utility model, the outer surface of tube body 110 is attached with hydrophilic coating and (does not show in figure
Out), the material of hydrophilic coating is polyvinylpyrrolidone;In other embodiments, the material of above-mentioned hydrophilic coating can also
Think polyacrylamide based polyalcohol.Hydrophilic coating can prevent the adherency of blood platelet and other cells;Coating smoothness is high,
Lubricity is good, reduces coefficient of friction.
In the present embodiment, the outer diameter of side opening 120 is greater than the internal diameter of side opening 120.The outer diameter of side opening 120 refers to side opening 120
In the diameter of 110 outer wall of tube body;Correspondingly, the internal diameter of side opening 120 refers to side opening 120 in the diameter of 110 inner wall of tube body.
The outer diameter of side opening 120 is greater than the internal diameter of side opening 120, can be to avoid the seal wire during withdrawing repeatedly of seal wire 101
101 are pierced by from side opening 120, and seal wire 101 moves repeatedly in lumen 111, in moving process, since tube body 110 is bending
, so seal wire 101 may be pierced by from side opening 120.The outer diameter of side opening 120 is greater than the internal diameter of side opening 120, and side opening 120 can be to leading
The end of silk 101 is fettered, and seal wire 101 is avoided to be pierced by out of side opening 120.
In the present invention, the shape and size of side opening 120 are not construed as limiting, for example, side opening 120 can be ellipse
Shape or circle etc..
In the other embodiments of the utility model, conduit 100 is provided with multiple side openings 120, and multiple side openings 120 are along pipe sheet
The length direction interval of body 110 is arranged.The setting of multiple side openings 120 can promote the flowing and circulation of endovascular blood.
Further, in other embodiments, multiple side openings 120 are arranged along the length direction spiral spacer of tube body 110.
From the above, in the present embodiment, guidance cavity 130 and lumen 111 are arranged in parallel, in other words, guidance cavity 130
Axis it is parallel with the axis of lumen 111.When traction fiber 131 moves in guidance cavity 130, guidance cavity 130 and lumen 111 are mutual
In parallel, the wall thickness of 130 surrounding of guidance cavity is identical, and such set-up mode can reduce 130 wall body unbalance stress of guidance cavity
It is even and cause tube body 110 rupture a possibility that.
Further, in the present embodiment, guidance cavity 130 is cylindrical blind hole, in other words, the shape of guidance cavity 130
For cylinder, and guidance cavity 130 is not connected to lumen 111, and further, guidance cavity 130 is not connected to side opening 120.Guidance cavity
130 purposes for being set as blind hole are that traction fiber 131 is avoided to protrude into lumen 111 or side opening 120, damage to blood vessel.
It is understood that guidance cavity 130 may be other shapes in the other embodiments of the utility model,
For example, can be prismatic hole.Prismatic hole can increase its frictional force when traction fiber 131 is mobile, work as traction fiber
131 applied forces increase coefficient of friction, sliding when traction fiber 131 being avoided to move in guidance cavity 130 when tube body 110.
Further, in the other embodiments of the utility model, multiple protrusions are can be set in the inner wall of guidance cavity 130.
Correspondingly, protrusion can provide impetus for traction fiber 131 in guidance cavity 130, and it is sliding that multiple protrusions can limit traction fiber 131
It is dynamic.
Fig. 4 is the structural schematic diagram that guidance cavity 130 provided by the embodiment of the utility model cooperates with traction fiber 131, please be joined
Read Fig. 4.
From the above, traction fiber 131 can extend into or out guidance cavity 130, and traction fiber 131 is capable of fixing or guiding tube sheet
Body 110 keeps the positioning of conduit 100 more accurate.
In the present embodiment, traction fiber 131 is cylinder, and the material of traction fiber 131 is nickel oxide.In the utility model
In other embodiments, traction fiber 131 or other shapes, such as traction fiber 131 can be irregular shape etc..
It is understood that in the other embodiments of the utility model, traction fiber 131 or other shapes, this
Outside, the material of traction fiber 131 may be other metal oxides such as platinum oxide.
In the other embodiments of the utility model, traction fiber 131 is helical form.Further, the diameter of traction fiber 131
Less than the diameter of guidance cavity 130.Correspondingly, traction fiber 131 is shaped to helical form, the length of traction fiber 131 is made to exist
In certain range, when traction fiber 131 moves in guidance cavity 130, there is certain elasticity.In addition, spiral helicine traction fiber
131 can make traction fiber 131 and tube body 110 have multiple contact points, increase traction fiber 131 and make to the support of tube body 110
With.
In the other embodiments of the utility model, traction fiber 131 is provided with multiple protrusion (not shown)s, multiple convex
Portion is arranged along the length direction interval of traction fiber 131.
Further, in the present embodiment, one end of traction fiber 131 is provided with temperature sensor (not shown).When
When traction fiber 131 moves in guidance cavity 130, the temperature sensor for being set to 131 end of traction fiber can detecte guidance cavity 130
Interior temperature, and then detect temperature in patient body.
In the present embodiment, temperature sensor is thermocouple sensor, thermocouple sensor can accurately detect to
Temperature at temperature measuring point.In the other embodiments of the utility model, temperature sensor may be electric resistance sensor etc..
In the other embodiments of the utility model, traction fiber 131 is provided with hemostatic cotton far from one end of temperature sensor
(not shown).In the course of surgery, blood, which may overflow, flow to tube body 110 close to one end of the handle of conduit 100, only
Blood cotton has the function of hemostasis.Reduce cleaning process in art.
In the present embodiment, traction fiber 131 and tube body 110 are to be detachably connected or tube body 110 and traction fiber
131 can be arranged relatively independently.When not needing the auxiliary of traction fiber 131, traction fiber 131 can not be protruded into guidance cavity 130.
In the other embodiments of the utility model, constraint ring is can be set in the opening of guidance cavity 130, and traction fiber 131 can pass through
The constraint ring is protruded into again in guidance cavity 130, and constraint ring can fetter traction fiber 131 as far as possible, avoids the freedom of traction fiber 131
It is moved at end.
The major advantage of conduit 100 provided by the embodiment of the utility model is:
In the blood vessels in interventional procedure, conduit 100 is assisted guiding by seal wire 101, and mesh is reached by way of intubation
It marks region and realizes drug dispensing and operation of diagnosis and treatment.Guidance cavity 130 is arranged in conduit 100 and traction fiber 131, traction fiber 131 are stretched
Enter in guidance cavity 130, conduit 100 is guided jointly with seal wire 101, conduit 100 can be made in the biggish blood vessel of curvature
Or at blood vessel crops for rotation better by.Further, since the flexibility of conduit 100 is preferably, and it is softer, therefore, in the pumping of seal wire 101
During pulling out, the end of conduit 100 be may move, and be injured to zona vascuiosa.In the embodiments of the present invention, traction fiber
131 protrude into guidance cavity 130, and during the withdrawing of seal wire 101, traction fiber 131 can make conduit 100 not with fixed catheter 100
Mobile or displacement occurs, largely reduces injury of the movement of conduit 100 to patient.
Spiral helicine traction fiber 131 can make traction fiber 131 and tube body 110 have multiple contact points, increase traction fiber
The supporting function of 131 pairs of tube bodies 110.
The utility model also provides a kind of medical equipment, which includes above-mentioned conduit 100.Further, should
Medical equipment can also include seal wire 101, and seal wire 101 is matched with conduit 100.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (2)
1. a kind of conduit, which is characterized in that the conduit includes tube body, the side opening and lumen for being set to the tube body,
The wall body of the tube body is provided with guidance cavity, and the tube body is provided with the traction fiber that can extend into or out the guidance cavity;
The guidance cavity and the lumen are arranged in parallel;The guidance cavity mutually completely cuts off with the lumen;The guidance cavity
Inner wall be equipped with multiple protrusions;
The shape of the traction fiber is helical form;The traction fiber is provided with multiple protrusions, and multiple protrusions are along traction filament length
Spend direction arrangement;The material of the traction fiber is metal oxide;
One end of the traction fiber is provided with temperature sensor, and the traction fiber is provided with far from one end of the temperature sensor
Hemostatic cotton.
2. a kind of medical equipment, which is characterized in that the medical equipment includes conduit described in claim 1.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721093482.5U CN208785529U (en) | 2017-08-29 | 2017-08-29 | A kind of conduit and medical equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721093482.5U CN208785529U (en) | 2017-08-29 | 2017-08-29 | A kind of conduit and medical equipment |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208785529U true CN208785529U (en) | 2019-04-26 |
Family
ID=66197829
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721093482.5U Expired - Fee Related CN208785529U (en) | 2017-08-29 | 2017-08-29 | A kind of conduit and medical equipment |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208785529U (en) |
-
2017
- 2017-08-29 CN CN201721093482.5U patent/CN208785529U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190426 |