CN110051922A

CN110051922A - Foley's tube

Info

Publication number: CN110051922A
Application number: CN201910352757.XA
Authority: CN
Inventors: 王玉峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-29
Filing date: 2019-04-29
Publication date: 2019-07-26

Abstract

The present invention relates to technical field of medical equipment, in particular to a kind of foley's tube.Foley's tube includes: conduit, sacculus and converter；One end of the conduit is arranged in the sacculus, and the converter is slidably disposed on the conduit, is provided with silk guide passage on the converter, and the seal wire across lesion is made to be passed through by the sacculus and be exported from the silk guide passage on the converter.With solve coaxial saccule conduit existing in the prior art can not quick exchange guidewire, fast exchange foley's tube not enough causes sacculus or the bracket being attached on sacculus (ball expands formula bracket) that cannot reach the technical issues of lesion locations cause operative failure by tortuous blood vessel or catheter guide wire support system support force.

Description

Foley's tube

Technical field

The present invention relates to technical field of medical equipment, in particular to a kind of foley's tube.

Background technique

The intravascular intervention diagnosing and treating therapeutic modality minimally invasive as one, recently as iconography equipment into The introducing improvement of step, novel intervention equipment is quickly developed, and blood vessel intervention doctor, which can handle, to become increasingly complex The case of lesion, clinical application is more and more, and the disease being related to is also more and more extensive.

Foley's tube is suitable for carotid artery stenosis, coronary artery stenosis, vertebral artery narrowing, the expansion of the sacculus such as Intracranial Arteries Stenoses It opens in art and Stent, still, existing foley's tube can only select in fast exchange or coaxial pipe, can not The benefit of fast exchange and coaxial system is had both simultaneously.Under normal circumstances, rapid exchange system is easy to use, wants to patient It is not too high for asking, but the synchronism of sacculus and seal wire is relatively poor, be easy to cause tension directly to release when through tortuous blood vessel Be placed in support system, be easy to cause when support system is not secured enough the unstable lower seat of support system or before alter.Seat under system Foley's tube passability can be reduced, the bracket (ball expands formula bracket) that may cause sacculus or be attached on sacculus cannot reach disease Displacement, which is set, causes operative failure.Before alter be likely to result in godet system pierce through distal vessels, cause severe haemorrhage complication Occur.Coaxial system needs long seal wire to pass through entire conduit, and inconvenient for operation (under normal circumstances, seal wire first passes through stenotic lesion Lesion distal end is reached, in the case where keeping wire distal position constant, foley's tube reaches lesion locations, expansion along seal wire After the completion, also need to keep withdrawing from conduit in vitro in the case that wire distal position is constant), need assistant to help, and need There is certain tacit degree.Coaxial system benefit is that foley's tube and seal wire cooperation are close, and synchronism is good, is passing through tortuous blood vessel When, tension passes to the seal wire in foley's tube first and forms community, when tension is more than seal wire and foley's tube community After the tension born, then pass to support system, when support system back seat or before alter when, strength can by foley's tube buffer After pass to seal wire, and foley's tube has certain supportive and toughness, can greatly reduce and alter power before seal wire and reduce seal wire thorn A possibility that broken distal vessels.Simultaneously because foley's tube and seal wire cooperation are close in coaxial system, can be improved patient to The control of power avoids tension aggregation and release suddenly.

Summary of the invention

The purpose of the present invention is to provide a kind of foley's tubes, to alleviate coaxial saccule conduit existing in the prior art not Can quick exchange guidewire, fast exchange foley's tube not enough led by tortuous blood vessel or catheter guide wire support system support force Cause sacculus or the bracket being attached on sacculus (ball expands formula bracket) that the problem of lesion locations cause operative failure cannot be reached.

The embodiment of the present invention is achieved in that

A kind of foley's tube, comprising: conduit, sacculus and converter；

One end of the conduit is arranged in the sacculus, and the converter is slidably disposed on the conduit, and described turn It is provided with silk guide passage on parallel operation, passes through the seal wire across lesion by the sacculus and from the seal wire on the converter Channel export.

Further, fluting is provided on the conduit, the extension of the fluting is identical as the extending direction of the conduit, The converter is slidably disposed in the fluting.

Further, the converter includes conduit and the wire leading pipe that is obliquely installed with guide pipe；

The guide pipe is located in the conduit, and one end of the wire leading pipe is connected to the guide pipe, the wire leading pipe The other end pass through described slot and extend to the outside of the conduit.

Further, the converter further includes guide pin；

The guide pin is located at the wire leading pipe close to one end of the guide pipe, for enabling guide pipe to lead along described The extending direction of pipe moves back and forth.

Further, the converter further includes protrusion；

The one end of the guide pipe far from sacculus is arranged in the protrusion, and connect with the wire leading pipe.

Further, the converter further includes protective case, and the protective case is looped around the outside of the conduit, and described The extending direction of protective case is identical as the extending direction of the conduit.

Further, forcing pipe is equipped in the conduit, and one end of the forcing pipe is arranged in the conduit far from institute One end of sacculus is stated, the other end of the forcing pipe is connected to the balloon interior, for pressurizeing to the sacculus.

Further, the sacculus is provided with far from one end of the converter to turning over close to described converter one end Side.

Further, the first gas outlet and the second gas outlet are provided on the forcing pipe；

The forcing pipe is arranged in close to the side of the flange in first gas outlet, and the second gas outlet setting exists The one end of the sacculus far from the flange.

Further, quick outlet is provided on the conduit, the quick outlet is positioned close to the one of the sacculus End.

A kind of foley's tube provided by the invention, comprising: conduit, sacculus and converter；The sacculus setting is led described One end of pipe, the converter are slidably disposed on the conduit, are provided with silk guide passage on the converter, so as to pass through The seal wire tail end of lesion is passed through by the foley's tube and is exported by the silk guide passage.Using above-mentioned scheme, conversion Silk guide passage is provided on device, and converter can slide on conduit, after seal wire passes through lesion, converter is to sacculus side To mobile converter, so that sacculus shortens to converter silk guide passage outlet distance, foley's tube length is passed through to reduce seal wire, Facilitate operation, after seal wire is pierced by from converter guide wire exit openings, firmly converter and seal wire, defeated to lesion locations by foley's tube surely It send, then relative to sacculus to far from the movement of sacculus one end, seal wire enters foley's tube under the using of converter, makes to lead converter Silk is conllinear or parallel with foley's tube axis, forms coaxial state, stablizes sacculus across curved blood vessel, to alleviate existing skill Coaxial saccule conduit present in art can not quick exchange guidewire, fast exchange foley's tube pass through tortuous blood vessel or conduit Seal wire support system support force not enough causes sacculus or the bracket being attached on sacculus (ball expands formula bracket) that cannot reach lesion Cause the technical issues of operative failure in position.

Detailed description of the invention

In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other relevant attached drawings.

Fig. 1 is the structural schematic diagram of foley's tube provided in an embodiment of the present invention；

Fig. 2 is the partial schematic diagram of foley's tube provided in an embodiment of the present invention；

Fig. 3 is the cross-sectional view of the B-B of Fig. 2；

Fig. 4 is the cross-sectional view of the A-A of Fig. 2.

In figure: 100- conduit；200- sacculus；300- converter；400- forcing pipe；The first gas outlet 110-；120- second Gas outlet；130- is quickly exported；140- fluting；310- guide pipe；320- wire leading pipe；330- guide pin；340- protrusion；350- Protective case.

Specific embodiment

In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented The component of example can be arranged and be designed with a variety of different configurations.

Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects It encloses.

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 present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do Invention product using when the orientation or positional relationship usually put, be merely for convenience of description of the present invention and simplification of the description, without It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore not It can be interpreted as limitation of the present invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage Solution is indication or suggestion relative importance.

In addition, the terms such as term "horizontal", "vertical", " pendency " are not offered as requiring component abswolute level or pendency, and It is that can be slightly tilted.It is not to indicate the structure if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical" It has to fully horizontally, but can be slightly tilted.

In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition State the concrete meaning of term in the present invention.

With reference to the accompanying drawing, it elaborates to some embodiments of the present invention.In the absence of conflict, following Feature in embodiment and embodiment can be combined with each other.

Fig. 1 is the structural schematic diagram of foley's tube provided in an embodiment of the present invention.As shown in Figure 1, provided by the invention one Kind foley's tube, comprising: conduit 100, sacculus 200 and converter 300；

One end of the conduit 100 is arranged in the sacculus 200, and the converter 300 is slidably disposed in the conduit On 100, be provided with silk guide passage on the converter 300, make the seal wire across lesion passed through by the sacculus 200 and from The silk guide passage export.

Wherein, the mobile distance of converter 300 is determined by the length of 140 parts of conduit fluting.

In the present embodiment, silk guide passage is provided on converter 300, and converter 300 can slide on the conduit 100, After seal wire passes through lesion, converter 300 is mobile to sacculus direction, and at this moment sacculus shortens to converter distance, makes seal wire Silk guide passage can be rapidly introduced into and exported, it is fixed after seal wire is exported from silk guide passage to reduce the length of required seal wire Firmly seal wire and converter, conduit is mobile to lesion locations, and sacculus 200 is mobile to distal end relative to converter 300, and seal wire is turning Doing for parallel operation 300 enters foley's tube with lower, keeps seal wire conllinear or parallel with foley's tube axis, forms coaxial state, make ball Capsule 200 is stablized across curved blood vessel, can not quickly be exchanged with to alleviate coaxial saccule conduit existing in the prior art and be led Silk or 200 conduit 100 of fast exchange sacculus encounter tortuous blood vessel or 100 seal wire of conduit support system in quick exchange guidewire The bracket (ball expands formula bracket) that system support force not enough leads to sacculus 200 or is attached on sacculus 200 cannot reach lesion locations The technical issues of causing operative failure.

Fig. 2 is the partial schematic diagram of foley's tube provided in an embodiment of the present invention；Fig. 3 is the cross-sectional view of the B-B of Fig. 2；Fig. 4 For the cross-sectional view of the A-A of Fig. 2.As in Figure 2-4, on the basis of the above embodiments, further, set on the conduit 100 It is equipped with fluting 140, the extension of the fluting 140 is identical as the extending direction of the conduit 100, and the converter 300 is slidably Ground is located in the fluting 140.

In the present embodiment, the extending direction sliding that 140 setting of slotting can make converter 300 along fluting 140, so as to lead Silk channel can extend to one end close to sacculus 200, to reduce the length for using seal wire.

On the basis of the above embodiments, further, the converter includes guide pipe 310 and inclines with guide pipe 310 The wire leading pipe 320 being tiltedly arranged；

The guide pipe 310 is located in the conduit 100, and one end of the wire leading pipe 320 and the guide pipe 310 connect Logical, the other end of the wire leading pipe 320 passes through the outside that the fluting 140 extends to the conduit 100.

Wherein, the angle between guide pipe 310 and wire leading pipe 320 can be adjusted according to specific using needs.

In the present embodiment, guide pipe 310 is located in conduit 100, and the open end of guide pipe 310 is towards sacculus 200 One end is able to enter in guide pipe 310, due to guide pipe by the seal wire that 200 end of sacculus enters in conduit 100 with ensureing 310 are connected to wire leading pipe 320, and wire leading pipe 320 and guide pipe 310 are obliquely installed, and seal wire can enter seal wire through guide pipe 310 In pipe 320, outside is extended to from wire leading pipe 320.

On the basis of the above embodiments, further, the converter 300 further includes guide pin 330；

The guide pin 330 is located at the wire leading pipe 320 close to one end of the guide pipe 310, for making guide pipe 310 It can be moved back and forth along the extending direction of the conduit 100.

Wherein, the shape of guide pin 330 can be diamond shape.

Guide pin 330 may include preceding guide part and guide part, and preceding guide part and rear guide part are wholely set, wire leading pipe 320 Across the center of the junction of preceding guide part and rear guide part.

In the present embodiment, it is equipped with guide pin 330 close to one end of guide pipe 310 in wire leading pipe 320, guide pin 330 is set Setting can ensure that guide pipe 310 is moved along conduit 100 to close to one end of sacculus 200 or separate sacculus 200.

On the basis of the above embodiments, further, the converter 300 further includes protrusion 340；

The described one end of guide pipe 310 far from sacculus 200 is arranged in the protrusion 340, and connects with the wire leading pipe 320 It connects.

In the present embodiment, protrusion 340 and guide pipe 310 be opposite be located on wire leading pipe 320 and be located in conduit 100 two Side, protrusion 340 extend to one end far from sacculus 200, and the setting of protrusion 340 is for enabling guide pipe 310 along fluting 140 stable movements.

On the basis of the above embodiments, further, the converter 300 further includes protective case 350, the protective case 350 are looped around the outside of the conduit 100, and the extending direction of the protective case 350 is identical as the extending direction of the conduit.

In the present embodiment, protective case 350 is set in the outside of conduit 100, and the length of protective case 350 is less than fluting 140 Length, wire leading pipe 320 passes through protective case 350, by pushing protective case 350 that wire leading pipe 320 can be pushed mobile, thus band Action-oriented pipe 310 is moved back and forth along fluting 140, so that seal wire quickly enters in wire leading pipe 320, and sacculus may be implemented 200 being quickly converted by fast exchange to coaxial system of conduit 100, to provide the efficiency of operation.

In use, sheath is first moved to foley's tube distal end after rinsing by sacculus 200, then by micro-wire tail end from sacculus Guide pipe 310 is entered at 200 and is pierced by from wire leading pipe 320.Protective case 350 and seal wire are lived surely simultaneously, then by sacculus 200 Conduit 100 is sent into treatment channel, and at this moment converter 300 is mobile to 100 proximal end of conduit under tension, while seal wire being embedded to In conduit 100, the conversion of rapid exchange system to coaxial system is realized.

On the basis of the above embodiments, further, forcing pipe 400, and the forcing pipe are equipped in the conduit 100 The one end of the conduit 100 far from the sacculus 200, the other end and the ball of the forcing pipe 400 is arranged in 400 one end It is connected to inside capsule 200, for pressurizeing to the sacculus 200.

Wherein, the one end of forcing pipe 400 far from sacculus 200 is tapered, in order to which pressure source is connect with forcing pipe 400.

In the present embodiment, forcing pipe 400 stretches to 200 end of sacculus far from one end of sacculus 200 by conduit 100, by adding Pressure pipe 400 carries out pressurization inflation to sacculus 200, so that sacculus can prop up lesion vessels, the blood vessel of lesion is dredged.

On the basis of the above embodiments, further, the sacculus 200 is arranged far from one end of the converter 300 The flange of oriented close described 300 one end of converter.

In the present embodiment, flange sets one end on the conduit 100 far from converter 300, after the setting of flange, sacculus 200 One end far from converter 300 needs to connect with flange, and the length that will lead to sacculus 200 in this way becomes smaller, neighbouring in processing distal end When crotch is narrow, the purpose of protection far-end branch blood vessel is played, simultaneously because 200 main body of sacculus is shorter, for by tortuous Blood vessel advantageously, and has production and processing feasibility.

On the basis of the above embodiments, further, the first gas outlet 110 and are provided on the forcing pipe 400 Two gas outlets 120；

The forcing pipe 400 is arranged in close to the side of the flange, second gas outlet in first gas outlet 110 120 are arranged in the described one end of sacculus 200 far from the flange.

In the present embodiment, the first gas outlet 110 is used to for forcing pipe 400 being connected to sacculus 200 with the second gas outlet 120, First gas outlet 110 and the second gas outlet 120 can be inflated sacculus 200, and 200 both ends of sacculus will first heave, Ke Yiyou Effect prevents caused displacement when filling of sacculus 200.

On the basis of the above embodiments, further, quickly outlet 130 is provided on the conduit 100, it is described quick Outlet 130 is positioned close to one end of the sacculus 200.

In the present embodiment, seal wire can prevent converter in operation from causing along bad by quickly exporting 130 quickly export Difficult situation improve the speed of operation simultaneously.

The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.

Claims

1. a kind of foley's tube characterized by comprising conduit, sacculus and converter；

One end of the conduit is arranged in the sacculus, and the converter is slidably disposed on the conduit, the converter On be provided with silk guide passage, pass through the seal wire across lesion by the sacculus and from the silk guide passage on the converter Export.

2. foley's tube according to claim 1, which is characterized in that fluting is provided on the conduit, the fluting Extension is identical as the extending direction of the conduit, and the converter is slidably disposed in the fluting.

3. foley's tube according to claim 2, which is characterized in that the converter includes guide pipe and inclines with guide pipe The wire leading pipe being tiltedly arranged；

The guide pipe is located in the conduit, and one end of the wire leading pipe is connected to the guide pipe, the wire leading pipe it is another One end passes through described slot and extends to the outside of the conduit.

4. foley's tube according to claim 3, which is characterized in that the converter further includes guide pin；

The guide pin is located at the wire leading pipe close to one end of the guide pipe, for enabling guide pipe along the conduit Extending direction moves back and forth.

5. foley's tube according to claim 4, which is characterized in that the converter further includes protrusion；

6. foley's tube according to claim 5, which is characterized in that the converter further includes protective case, the protection Set is looped around the outside of the conduit, and the extending direction of the protective case is identical as the extending direction of the conduit.

7. foley's tube according to claim 1, which is characterized in that be equipped with forcing pipe, and the pressurization in the conduit The one end of the conduit far from the sacculus is arranged in one end of pipe, and the other end of the forcing pipe prolongs to one end of the sacculus It stretches and is connected to balloon interior, for pressurizeing to the sacculus.

8. foley's tube according to claim 7, which is characterized in that the sacculus is arranged far from one end of the converter The flange of oriented close described converter one end.

9. foley's tube according to claim 8, which is characterized in that be provided with the first gas outlet and on the forcing pipe Two gas outlets；

The forcing pipe is arranged in close to the side of the flange in first gas outlet, and second gas outlet is arranged described The one end of sacculus far from the flange.

10. foley's tube according to claim 1, which is characterized in that quick outlet is provided on the conduit, it is described fast Speed outlet is positioned close to one end of the sacculus.