CN107773837A - A kind of foley's tube - Google Patents
A kind of foley's tube Download PDFInfo
- Publication number
- CN107773837A CN107773837A CN201711172816.2A CN201711172816A CN107773837A CN 107773837 A CN107773837 A CN 107773837A CN 201711172816 A CN201711172816 A CN 201711172816A CN 107773837 A CN107773837 A CN 107773837A
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- China
- Prior art keywords
- sacculus
- push rod
- foley
- tubular housing
- tube
- 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.)
- Pending
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- 239000012528 membrane Substances 0.000 claims abstract description 25
- 210000004204 blood vessel Anatomy 0.000 claims abstract description 18
- 239000011148 porous material Substances 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 239000003550 marker Substances 0.000 claims 1
- 230000017531 blood circulation Effects 0.000 abstract description 12
- 239000008280 blood Substances 0.000 abstract description 9
- 210000004369 blood Anatomy 0.000 abstract description 9
- 230000036770 blood supply Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 8
- 210000001841 basilar artery Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000003902 lesion Effects 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 3
- 230000004087 circulation Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000002775 capsule Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 241001484259 Lacuna Species 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- 241000294142 Vascellum Species 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000002399 angioplasty Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M29/00—Dilators with or without means for introducing media, e.g. remedies
- A61M29/02—Dilators made of swellable material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12027—Type of occlusion
- A61B17/1204—Type of occlusion temporary occlusion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
- A61B17/12109—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/12136—Balloons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B2017/1205—Introduction devices
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Reproductive Health (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The invention discloses a kind of foley's tube, including sacculus and push rod, sacculus includes outer membrane and the inner membrance for forming tubular housing with outer membrane nested encryptions, tubular housing of the charging portion of sacculus between inner membrance and outer membrane, full chamber inside push rod is provided with the air-filled pore connected with tubular housing, to realize that the expansion of sacculus fills.The foley's tube that the application provides has inner membrance and tubular housing structure, during blood vessel dilatation is carried out, sacculus not fully blocks the cross section in vessel trunk road, but passage is left at inner membrance, and the passage that inner membrance is formed is consistent with the direction of blood flow in vessel trunk road, make the blood at sacculus place still may pass through inner membrance to be circulated, so as to ensure the blood supply at other positions of body.
Description
Technical field
The present invention relates to medical intervention apparatus technical field, more specifically to a kind of foley's tube.
Background technology
Foley's tube is a kind of special precision medical catheter, is widely used in controlling for a variety of human body natural's tube chamber diseases
Treat.
Fig. 1 is refer to, Fig. 1 blocks structural representation during collatoral vessel for a kind of foley's tube in the prior art.
Clinically narrow or Severe blockage blood vessel is treated frequently with Balloon Angioplasty, passes through full sacculus 2
Narrow or occlusion site is expanded, so as to dredging vascellum or reduces blood vessel narrow chance again；For needing Basilar artery
The situation of subsequent procedures operation is carried out after collatoral vessel 9 again, can also use the blood flow of foley's tube Basilar artery collatoral vessel 9.
But for both the above clinical setting, there is the defects of common, i.e. sacculus 2 in existing foley's tube when in use
Structure can be completely plugged by the cross section of vessel trunk road 7, causes surgical procedure blood flow to be blocked completely, influences other positions of body
Blood supply.
In summary, how a kind of foley's tube is provided, when expanding narrow positions or Basilar artery collatoral vessel, still may be used
Keep the unobstructed of narrow place or vessel trunk road blood flow, do not influence the blood supply at other positions, be current those skilled in the art urgently
The problem of to be solved.
The content of the invention
In view of this, it is an object of the invention to provide a kind of foley's tube, hemadostewnosis position is being expanded or faced
When blocking collatoral vessel, can still keep the unobstructed of narrow place or main road blood flow, not influence the blood supply at other positions.
To achieve these goals, the present invention provides following technical scheme：
A kind of foley's tube, including sacculus and push rod, the sacculus include outer membrane and connected for nested with the outer membrane
Connect the inner membrance to form tubular housing, the tubular housing of the charging portion of the sacculus between the inner membrance and the outer membrane is described
Full chamber inside push rod is provided with the air-filled pore connected with the tubular housing, to realize that the expansion of the sacculus fills.
Preferably, the push rod is provided with the outlet of seal wire, is also set between the sophisticated and described outlet of the push rod
Have for the guidewire lumen through the seal wire.
Preferably, near-end of the outlet located at the push rod.
Preferably, the push rod is nested cavity body structure, and the full chamber is the exocoel of the push rod, the seal wire
Chamber is the inner chamber of the push rod.
Preferably, the guidewire lumen is coaxial nested cavity body structure with the full chamber.
Preferably, the sacculus to the sophisticated surface is equipped with for being rubbed during reduction push between blood vessel
The coating of power.
Preferably, the inside diameter ranges of the guidewire lumen are 0.34mm to 1.07mm, and external diametrical extent is 0.39mm to 1.22mm；
The inside diameter ranges of the full chamber are 0.49mm to 1.32mm, and external diametrical extent is 0.56mm to 1.48mm.
Preferably, the diameter range of the outer membrane after filling completely is 2mm to 60mm, the inner membrance after filling completely
Diameter range be 0.5mm to 40mm.
Preferably, the guidewire lumen outer rim is provided with the indicating for mark position, and the indicating is in the tubular housing
Both ends.
Foley's tube provided by the invention, including sacculus and push rod, sacculus include inner membrance and outer membrane, and inside and outside film is nested
Connection forms tubular housing；Inner membrance is used for the normal circulation of blood, and the full chamber of push rod fills provided with what is connected with tubular housing
Stomata, to realize that the expansion of sacculus fills.
The present invention is using the sacculus with tubular housing structure, when needing to be expanded, promotion of the sacculus in push rod
The narrow or occlusion site of blood vessel is moved to, full chamber is inflated by air-filled pore to tubular housing, realizes filling for sacculus
It is full of process, so that collatoral vessel is expanded or blocked to sacculus to narrow positions.
Clinical setting for expanding narrow position, because sacculus is tubular housing structure, after sacculus fills completely, sacculus
The cross section of narrow blood vessel is not fully blocked, but passage is left in the centre of tubular housing, makes the blood at sacculus place
The passage that can be still surrounded by inner membrance is circulated.
In the case of needing obstruction collatoral vessel then to carry out subsequent procedures, the outer membrane after filling can be by collatoral vessel
Cross section is blocked completely, ensures surgical effect；And the direction of flow of blood for the passage and vessel trunk road that the inner membrance of sacculus is formed
Unanimously, the blood flow for vessel trunk road provides passage, the normal circulation of blood in vessel trunk road has been ensured, so as to ensure body
The blood supply at other positions of body.
The present invention realizes expansion narrow positions or the collateral blood of Basilar artery by the foley's tube with inner membrance and outer membrane
Guan Shi, it can still keep narrow place or the unobstructed effect of main road blood flow.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 blocks structural representation during collatoral vessel for a kind of foley's tube in the prior art；
Fig. 2 is structural representation when foley's tube provided by the present invention blocks collatoral vessel；
Fig. 3 is the structural representation of specific embodiment one provided by the present invention；
Fig. 4 is the structural representation of specific embodiment two provided by the present invention；
Fig. 5 is the A partial enlarged drawings in Fig. 4.
In Fig. 1-5：
1 for tip, 2 is sacculus, and 3 be indicating, and 4 be push rod, and 5 be guidewire lumen, and 6 be catheter block, and 7 be vessel trunk road, 8
It is collatoral vessel for blood flow, 9,10 be air-filled pore, and 11 be seal wire, and 12 be full chamber.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
The core of the present invention is to provide a kind of foley's tube, hemadostewnosis position is being expanded or temporary plugging is collateral
During blood vessel, the unobstructed of narrow place or main road blood flow can be still kept, does not influence the blood supply at other positions.
Fig. 2-5 is refer to, Fig. 2 is structural representation when foley's tube provided by the present invention blocks collatoral vessel；Fig. 3 is
The structural representation of specific embodiment one provided by the present invention；Fig. 4 is the structure of specific embodiment two provided by the present invention
Schematic diagram；Fig. 5 is the A partial enlarged drawings in Fig. 4.
The present invention provides a kind of foley's tube, including sacculus 2 and push rod 4, and sacculus 2 includes outer membrane and for embedding with outer membrane
Set connection forms the inner membrance of tubular housing, the full chamber 12 inside push rod 4 provided with the air-filled pore 10 connected with tubular housing, with
Realize that the expansion of sacculus 2 fills.
Specifically, push rod 4 is used to sacculus 2 being pushed to the narrow place of blood vessel or needs collatoral vessel 9 for blocking etc.
Target location, the both ends of push rod 4 are respectively that proximally and distally sacculus 2 is arranged on the distal end of push rod 4 and is solid therebetween
Fixed connection.It should be noted that being only proximally and distally the custom address in industry, one end that doctor's hand is taken is referred to as near-end, far
One end from human hand is referred to as distal end.
It should be understood that push rod 4 needs to promote movement in the blood vessel in the course of the work, usually diameter is less thin
Rod-like structure, and material is more soft, such as the diameter range of push rod 4 is 0.34mm to 2mm, length range be 150cm extremely
300cm。
Sacculus 2 is the double membrane structure for including outer membrane and inner membrance, can use nylon or polyurethane Polymer material system
Into.Outer membrane and inner membrance are cylindrical in shape, i.e. the curved-surface structure of side wall closure, and inner membrance and outer membrane are formed in end and connected, that is to say, that
The charging portion of sacculus 2 is the cavity portion between inner membrance and outer membrane.The side wall of outer membrane is used to expand the narrow place of blood vessel
Or closure collatoral vessel 9, the space that inner membrance side wall surrounds are used for the passage that flowing is provided for the blood in vessel trunk road 7.
Optionally, compliance or non-can be designed for different demands such as the bearing capacities of sacculus 2 and flexibility with reference to surgical procedure
The different types of sacculus 2 such as compliance.
The cavity formed between inner membrance and outer membrane is tubular housing structure, push rod 4 along the axially arranged of tubular housing, and
Tubular housing of the distal end of push rod 4 through duplicature, realize being fixedly connected for sacculus 2 and push rod 4.Push rod 4
Inside is provided with full chamber 12, and full chamber 12 is provided with the air-filled pore 10 connected with tubular housing.
Optionally, the near-end of push rod 4 can be provided with the catheter block 6 that connect with full chamber 12 or other can be to full chamber 12
The aerating device being inflated, and then tubular housing is inflated by air-filled pore 10, realize that the expansion of sacculus 2 filled
Journey.
In the course of the work, sacculus 2 is moved to the narrow or occlusion site of blood vessel in the promotion of push rod 4, by filling
The air-filled pore 10 being full of on chamber 12 is inflated to tubular housing, makes sacculus 2 full, and then expanded or blocked collateral to blood vessel
Blood vessel 9.
Foley's tube provided by the invention has tubular housing structure, when sacculus 2 is in running order, because inner membrance is
The curved-surface structure of side wall closure, therefore sacculus 2 not fully blocks blood vessel, but gap is left in the centre of tubular housing, make
Blood at where sacculus 2 still may pass through the passage that inner membrance side wall surrounds and be circulated.
In the case of needing obstruction collatoral vessel 9 then to carry out subsequent procedures, the outer membrane of sacculus 2 can be by collatoral vessel 9
Cross section block completely, ensure surgical effect；And the gap that the inner membrance of sacculus 2 is surrounded and the side of the blood flow 8 in vessel trunk road 7
To consistent, inner membrance provides passage for the blood flow 8 in vessel trunk road 7, has ensured the normal circulation of blood in vessel trunk road 7,
So as to ensure the blood supply at other positions of body.
Alternatively, push rod 4 is provided with the outlet of seal wire 11, use is additionally provided between the tip 1 and outlet of push rod 4
In through the guidewire lumen 5 of seal wire 11.
Specifically, the distal end of push rod 4 is provided with the tip 1 of the shapes such as taper, circular arc, tip 1 and push rod 4 or sacculus
It can be used between 2 and the mode such as cohere, weld and be fixedly connected, sophisticated 1 material can use nylon, nylon elastomer or poly- ammonia
The macromolecules such as ester, its own is more soft, so as to pass through lesion locations.
Seal wire 11 is also known as guide wire, is one of the main tool of percutaneous puncture intubation.Seal wire 11 to push rod 4 rise guiding and
The effect of support, helps the intravasation of push rod 4 or other lacunas, and guiding push rod 4 smoothly reaches needs and expanded or sealed
Stifled position, foley's tube can be delivered to target location along seal wire 11.
Push rod 4 is provided with the outlet of seal wire 11, optionally, with reference to figure 3, the foley's tube designed for fast exchange,
Outlet is arranged on the distal end of push rod 4.The port at tip 1 is open state, and the head that seal wire 11 plays guiding function passes through tip
1, to guide foley's tube, the afterbody of seal wire 11 leaves the inside of push rod 4 by outlet.
Using the push rod 4 of said structure, its part between tip 1 and outlet is double cavity structure, i.e. push rod 4
It is internal to be provided with guidewire lumen 5 and full chamber 12 simultaneously；Part in push rod 4 between its distal end and outlet is single cavity structure,
Full chamber 12 is provided only with inside push rod 4 does not include guidewire lumen 5.
Guidewire lumen 5 is mainly used in through seal wire 11, and its size need not be very big, such as the length of guidewire lumen 5 can be 80mm
To 300mm, internal diameter is 0.34mm to 1.07mm, and seal wire 11 can be allowed to pass through rear normal work.Full chamber 12 is used to be ball
Capsule 2 is inflated, and the diameter range for filling chamber 12 is 0.17mm to 1.8mm, optionally, can also set others according to being actually needed
Diameter range.
Alternatively, in order to improve the operability of foley's tube, near-end of the outlet located at push rod 4.
Specifically, for the foley's tube by seal wire design, outlet is arranged on the near-end or relatively close near of push rod 4
The position at end, the inside of push rod 4 is simultaneously provided with full chamber 12 and guidewire lumen 5.With reference to figure 4 and Fig. 5, outlet is arranged on push rod
During near-end, guidewire lumen 5 has identical length with full chamber 12, and the port at tip 1 is open state, so that seal wire 11 guides ball
Ductus bursae.During work, seal wire 11 guides seal wire 11 through push rod 4 to foley's tube, is promoting sacculus 2
During it is more stable, and the operator that is more convenient for is controlled to foley's tube.
It should be noted that using the foley's tube of said structure, the catheter block 6 of the near-end of push rod 4 is applied not only to as ball
Capsule 2 is inflated, and is also used as the outlet of guidewire lumen 5.
Further, for the ease of expanding full and foley's tube push process to sacculus 2, in above-described embodiment
On the basis of, push rod is nested cavity body structure, fills the exocoel that chamber 12 is push rod 4, and guidewire lumen 5 is the inner chamber of push rod 4.
Specifically, the inside of push rod 4 fills chamber 12 located at the outer of guidewire lumen 5 simultaneously provided with full chamber 12 and guidewire lumen 5
Week, the air-filled pore 10 easily facilitated on full chamber 12 are inflated to tubular housing, and guidewire lumen 5 is the inner chamber of push rod 4, is used for
Through seal wire 11.
Optionally, guidewire lumen 5 is coaxial nested cavity body structure with full chamber 12.
Compared to the double cavity structure of bias, it is annula structure that full chamber 12, which is located at the periphery of guidewire lumen 5 and the two, is filled
Greatly tubular housing can be inflated using cavity wall for the chamber 12 that is full of and gas replenishment process is more uniform.
Optionally, it can be non-coaxial double cavity structure to fill chamber 12 and guidewire lumen 5, and the two can be realized to sacculus respectively
2 process of expansion and seal wire 11 pass through.
Further, in order that foley's tube can more smoothly be advanced to lesion, the surface of sacculus 2 to tip 1
It is equipped with the coating of the frictional force between blood vessel during being pushed for reduction.
Foley's tube can be contacted constantly during propulsion with blood vessel, be set at tip 1 to the surface of sacculus 2
Coating is put, coating can reduce the frictional force between foley's tube and blood vessel, make sacculus 2 in the mistake for reaching and passing through lesion
Lasting lubrication is kept in journey, keeps stable when sacculus 2 is expanded, so that foley's tube more smoothly moves in the blood vessels.
It should be understood that other modes can also be used to reduce the frictional force in foley's tube progradation.
Further, on the basis of above-described embodiment, in a specific embodiment provided by the invention, guidewire lumen
5 inside diameter ranges are 0.34mm to 1.07mm, and external diametrical extent is 0.39mm to 1.22mm；The full inside diameter ranges of chamber 12 are 0.49mm
To 1.32mm, external diametrical extent is 0.56mm to 1.48mm.
Optionally, on the basis of any one above-mentioned embodiment, in a specific embodiment provided by the invention, sacculus
After 2 fill completely, outer membrane diameter range is 2mm to 60mm, and inner membrance diameter range is 0.5mm to 40mm.It should be understood that inner membrance
Diameter with outer membrane can also be other sizes, the passage that the inner membrance of sacculus 2 is formed can allow blood flow 8 by.
Further, the outer rim of guidewire lumen 5 is provided with the indicating 3 for mark position, and indicating 3 is in the both ends of tubular housing.
Specifically, indicating 3 is provided with the outer rim of guidewire lumen 5, and indicating 3 is in the both ends of sacculus 2, for marking sacculus 2
Position, indicating 3 can use the high density material such as platinum alloy, billon or tungsten be made, indicating 3 size of itself generally compared with
It is small, such as the external diametrical extent of indicating 3 can be 0.42mm to 2.08mm, length is 0.2mm to 1mm.
Be advantageous to measure length of lesion using double labelling, optionally, can also be according to being actually needed in tubular housing
Centre or other positions set indicating 3.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
Foley's tube provided by the present invention is described in detail above.Specific case used herein is to this hair
Bright principle and embodiment is set forth, the explanation of above example be only intended to help the method for understanding the present invention and its
Core concept.It should be pointed out that for those skilled in the art, the premise of the principle of the invention is not being departed from
Under, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into the protection of the claims in the present invention
In the range of.
Claims (9)
1. a kind of foley's tube, including sacculus (2) and push rod (4), it is characterised in that the sacculus (2) includes outer membrane and use
In the inner membrance that tubular housing is formed with the outer membrane nested encryptions, the charging portion of the sacculus (2) is the inner membrance and described outer
Tubular housing between film, the internal full chamber (12) of the push rod (4) are provided with the air-filled pore connected with the tubular housing
(10), to realize that the expansion of the sacculus (2) fills.
2. foley's tube according to claim 1, it is characterised in that the push rod (4) is provided with going out for seal wire (11)
Mouthful, it is additionally provided between the tip (1) and the outlet of the push rod (4) for the guidewire lumen (5) through the seal wire (11).
3. foley's tube according to claim 2, it is characterised in that near-end of the outlet located at the push rod (4).
4. foley's tube according to claim 3, it is characterised in that the push rod (4) is nested cavity body structure, described
Full chamber (12) is the exocoel of the push rod (4), and the guidewire lumen (5) is the inner chamber of the push rod (4).
5. foley's tube according to claim 4, it is characterised in that the guidewire lumen (5) and the full chamber (12) are
Coaxial nested cavity body structure.
6. foley's tube according to claim 5, it is characterised in that the sacculus (2) is equal to the surface of sophisticated (1)
Provided with for reduce push during between blood vessel frictional force coating.
7. foley's tube according to claim 6, it is characterised in that the inside diameter ranges of the guidewire lumen (5) are 0.34mm
To 1.07mm, external diametrical extent is 0.39mm to 1.22mm；The inside diameter ranges of the full chamber (12) are 0.49mm to 1.32mm, outside
Footpath scope is 0.56mm to 1.48mm.
8. according to the foley's tube described in claim 1 to 7 any one, it is characterised in that the outer membrane after filling completely
Diameter range be 2mm to 60mm, it is completely full after the diameter range of the inner membrance be 0.5mm to 40mm.
9. foley's tube according to claim 8, it is characterised in that guidewire lumen (5) outer rim, which is provided with, is used for marker bit
The indicating (3) put, the indicating (3) are in the both ends of the tubular housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711172816.2A CN107773837A (en) | 2017-11-22 | 2017-11-22 | A kind of foley's tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711172816.2A CN107773837A (en) | 2017-11-22 | 2017-11-22 | A kind of foley's tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107773837A true CN107773837A (en) | 2018-03-09 |
Family
ID=61430968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711172816.2A Pending CN107773837A (en) | 2017-11-22 | 2017-11-22 | A kind of foley's tube |
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| Country | Link |
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| CN (1) | CN107773837A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109171833A (en) * | 2018-09-21 | 2019-01-11 | 王铁功 | A kind of closure of blood flow freeze mode double side walls sacculus, foley's tube |
| CN111700659A (en) * | 2020-05-06 | 2020-09-25 | 中国人民解放军陆军军医大学第一附属医院 | Intracavitary blood vessel flow guiding device |
| CN111803780A (en) * | 2020-06-29 | 2020-10-23 | 中国人民解放军陆军军医大学第一附属医院 | Tunnel type sacculus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102274575A (en) * | 2011-05-17 | 2011-12-14 | 微创医疗器械(上海)有限公司 | Balloon dilatation catheter |
| CN105079951A (en) * | 2015-09-22 | 2015-11-25 | 傅国胜 | Perfusion medicine balloon |
| CN205434660U (en) * | 2016-02-18 | 2016-08-10 | 仇汉诚 | Balloon catheter |
| CN208974945U (en) * | 2017-11-22 | 2019-06-14 | 仇汉诚 | A kind of foley's tube |
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2017
- 2017-11-22 CN CN201711172816.2A patent/CN107773837A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102274575A (en) * | 2011-05-17 | 2011-12-14 | 微创医疗器械(上海)有限公司 | Balloon dilatation catheter |
| CN105079951A (en) * | 2015-09-22 | 2015-11-25 | 傅国胜 | Perfusion medicine balloon |
| CN205434660U (en) * | 2016-02-18 | 2016-08-10 | 仇汉诚 | Balloon catheter |
| CN208974945U (en) * | 2017-11-22 | 2019-06-14 | 仇汉诚 | A kind of foley's tube |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109171833A (en) * | 2018-09-21 | 2019-01-11 | 王铁功 | A kind of closure of blood flow freeze mode double side walls sacculus, foley's tube |
| CN111700659A (en) * | 2020-05-06 | 2020-09-25 | 中国人民解放军陆军军医大学第一附属医院 | Intracavitary blood vessel flow guiding device |
| CN111803780A (en) * | 2020-06-29 | 2020-10-23 | 中国人民解放军陆军军医大学第一附属医院 | Tunnel type sacculus |
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