CN110448364A - Puncturing hole auxiliary expanding equipment and puncturing operation system - Google Patents
Puncturing hole auxiliary expanding equipment and puncturing operation system Download PDFInfo
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- CN110448364A CN110448364A CN201910858448.XA CN201910858448A CN110448364A CN 110448364 A CN110448364 A CN 110448364A CN 201910858448 A CN201910858448 A CN 201910858448A CN 110448364 A CN110448364 A CN 110448364A
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- air bag
- cutting member
- puncturing
- puncturing hole
- conduit
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- 230000008602 contraction Effects 0.000 claims abstract description 10
- 239000011159 matrix material Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 210000002837 heart atrium Anatomy 0.000 abstract description 6
- 230000008961 swelling Effects 0.000 abstract description 5
- 230000001225 therapeutic effect Effects 0.000 abstract description 5
- 238000001356 surgical procedure Methods 0.000 abstract description 3
- 210000003157 atrial septum Anatomy 0.000 description 15
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000000916 dilatatory effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000001746 atrial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000010339 dilation Effects 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000029052 metamorphosis Effects 0.000 description 1
- 238000002324 minimally invasive surgery Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
- A61B17/3439—Cannulas with means for changing the inner diameter of the cannula, e.g. expandable
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
- A61B2017/3445—Cannulas used as instrument channel for multiple instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3462—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals
- A61B2017/3464—Trocars; Puncturing needles with means for changing the diameter or the orientation of the entrance port of the cannula, e.g. for use with different-sized instruments, reduction ports, adapter seals with means acting on inner surface of valve or seal for expanding or protecting, e.g. inner pivoting fingers
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The present invention relates to a kind of puncturing hole auxiliary expanding equipment and puncturing operation systems, comprising: connector, the connector connection have conduit, and the conduit is equipped with punch pin far from one end of the connector；Air bag, the air bag is connected on the conduit, and the air bag has the contraction state of small size and the swelling state of large volume；And cutting member, the cutting member are set to the outer wall that on the air bag and can be close to the air bag.Air bag gradually expands and volume increases and enters expansion state, cutting member is provided on the outer wall of air bag, cutting member can cut the secundum tissues at puncturing hole hole wall by the crowded thrust of airbag wall, keep puncturing hole big by gradually support, that is, finally obtain the puncturing hole for meeting the aperture needed.In subsequent procedures using to it is some there is large volume of therapeutic device just can be passed into adjacent atrium from the puncturing hole after expansion, guarantee that operation is normally carried out, improve surgical procedure efficiency, reduce operation enforcement difficulty.
Description
Technical field
The present invention relates to technical field of medical treatment mechanical, more particularly to a kind of puncturing hole auxiliary expanding equipment and puncturing operation
System.
Background technique
Currently, in some Minimally Invasive Surgeries, such as in the operation of atrial septum fistulization, need to wear atrial septum by puncture needle
Pore-forming is pierced, mode achievees the purpose that convey surgical instrument by the retrograde puncture atrial septum.
However, the aperture very little of the puncturing hole due to existing puncture pin puncture formation, generally only 0.3mm or so, because
And only can allow for seal wire to pass through, for it is certain have large volume of successive treatment instrument, then can not pass through puncturing hole and into
Enter in adjacent atrium, operation is caused not carry out normally, increase surgical procedure difficulty, influences operation and complete efficiency.
Summary of the invention
Based on this, it is necessary to provide a kind of puncturing hole auxiliary expanding equipment and puncturing operation system, it is intended to solve existing skill
Art therapeutic device can not pass through puncturing hole, and operating difficulty is caused to increase, and operation is difficult to the problem of normally and efficiently carrying out.
Its technical solution is as follows:
On the one hand, the application provides a kind of puncturing hole auxiliary expanding equipment comprising:
Connector, the connector connection have conduit, and the conduit is equipped with punch pin far from one end of the connector；
Air bag, the air bag is connected on the conduit, and the air bag has the contraction state and large volume of small size
Swelling state；And
Cutting member, the cutting member are set to the outer wall that on the air bag and can be close to the air bag.
Above-mentioned puncturing hole auxiliary expanding equipment be applied to atrial septum fistulization operation in, for puncture needle on atrial septum shape
At puncturing hole expanded (reaming) operation.Specifically, connector is connect well with compressed air source unit first；And then, when
It is punctured on atrial septum using puncture needle after forming puncturing hole, takes the punch pin pair from puncture needle, by conduit far from connector one end
Quasi- puncturing hole is simultaneously slowly inserted into puncturing hole, until air bag stops propulsion device after being threaded through in puncturing hole, because of air bag at this time
In contraction state, outer diameter small in size and close to punch pin, thus can smoothly penetrate in puncturing hole.Later, gas source dress is opened
It sets, gas flows through connector, conduit and is gradually filled in air bag, and air bag gradually expands and volume increases and enters expansion state, In
During this, air bag volume, which increases, has dilating effect to puncturing hole, and due to being provided with cutting member on the outer wall of air bag, cuts
Part can cut the secundum tissues at puncturing hole hole wall by the crowded thrust of airbag wall, support puncturing hole gradually
Greatly, that is, the puncturing hole for meeting the aperture needed is finally obtained.Based on this, what is used in subsequent procedures is some with larger volume
Therapeutic device just can be passed into adjacent atrium from the puncturing hole after expansion, guarantee that operation is normally carried out, improve operation behaviour
Make efficiency, reduces operation enforcement difficulty.
The technical solution of the application is further described below:
The cutting member is silk thread shape in one of the embodiments, and the both ends of the cutting member are individually fixed in institute
It states on conduit, the outer wall of the air bag is close at the middle part of the cutting member.
The cutting member is at least two in one of the embodiments, at least two interlaced cloth of cutting member
It sets and coils on the outer wall of the air bag.
The both ends of the cutting member are individually fixed on the conduit in one of the embodiments, the cutting member
Middle part includes the matrix being crimped on the outer wall of the air bag and is set in described matrix and cuts sword.
The cutting member is made of Ultimum Ti in one of the embodiments,.
The connector, which offers, in one of the embodiments, penetrates channel and filling channel, described to penetrate channel and institute
Filling channel is stated to be connected to the lumen of the conduit；The tube wall of the conduit offers air passing hole, and the air passing hole is wrapped by
In in the air bag.
The conduit includes the first tube body and the second tube body being mutually socketed in one of the embodiments, and described second
The interior caliber of tube body is greater than the outer tube diameter of first tube body, and second tube body is located at the outside of first tube body and interval
It forms annular and crosses gas channel；The connector, which offers, penetrates channel and filling channel, described to penetrate channel and first tube body
Lumen connection, the filling channel with it is described annular mistake gas channel be connected to；The described one end of first tube body far from the connector
It stretching out in second tube body and is formed with the punch pin, one end of the air bag is sealed on first tube body,
The other end of the air bag is sealed on second tube body, outlet mouth of pipe quilt of second tube body far from the connector
It is coated in the air bag.
The outer wall of the punch pin is equipped with introduction part in one of the embodiments,；And/or the punch pin is using flexible
Material is made.
The puncturing hole auxiliary expanding equipment further includes developing ring in one of the embodiments, the developing ring setting
In the inside of the air bag.
In addition, the application also provides a kind of puncturing operation system comprising puncturing hole auxiliary expanding equipment as described above.
In this way, the puncturing operation system can carry out reaming to required aperture to the puncturing hole for puncturing formation on atrial septum as needed,
To facilitate the therapeutic device in subsequent procedures to be passed through by puncturing hole, operating difficulty is reduced, improves operation efficiency of the practice, it is ensured that hand
Art is normally carried out.
Detailed description of the invention
Fig. 1 is that puncturing hole auxiliary expanding equipment described in one embodiment of the invention is in contraction state (off working state)
Structural schematic diagram；
Fig. 2 is that puncturing hole auxiliary expanding equipment described in another embodiment of the present invention is in swelling state (working condition)
Structural schematic diagram.
Description of symbols:
10, connector；11, channel is penetrated；12, filling channel；20, conduit；21, punch pin；30, air bag；40, cutting member；
50, developing ring.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, below in conjunction with attached drawing and specific embodiment party
Formula, the present invention is further described in detail.It should be understood that the specific embodiments described herein are only to solve
The present invention is released, and the scope of protection of the present invention is not limited.
It should be noted that when element is referred to as " being fixedly arranged on ", " being set to " or " install in " another element, it can be with
Directly on the other element or there may also be elements placed in the middle.When an element is considered as " connection " another yuan
Part, it can be directly to another element or may be simultaneously present centering elements；One element and another element
The concrete mode being fixedly connected can be achieved by the prior art, and details are not described herein, it is preferred to use the fixation side of threaded connection
Formula.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more
Any and all combinations of relevant listed item.
Heretofore described " first ", " second " do not represent specific quantity and sequence, are only used for the differentiation of title.
This application claims a kind of puncturing operation system, apply (can also answer in the operation of atrial septum fistulization certainly
For in the operation of other type therapies), puncture operation is carried out to the atrial septum between atrium sinistrum and atrium dextrum.The puncturing operation system
System is mainly by puncture executive device, X-ray positioning device and puncturing hole auxiliary expanding equipment.Executive device is punctured to realize to atrial septum
Puncture operation, X-ray positioning device positioned and guided to the movement of puncture needle.Puncturing hole auxiliary expanding equipment is realized to wearing
Puncturing hole after thorn carries out ream operation, and X-ray positioning device is positioned and guided to the movement of puncturing hole auxiliary expanding equipment.
In this way, the puncturing operation system can carry out reaming to required aperture to the puncturing hole for puncturing formation on atrial septum as needed,
To facilitate the therapeutic device in subsequent procedures to be passed through by puncturing hole, operating difficulty is reduced, improves operation efficiency of the practice, it is ensured that hand
Art is normally carried out.
As depicted in figs. 1 and 2, the puncturing hole auxiliary expanding equipment shown for one embodiment of the application comprising: connector
10, air bag 30 and cutting member 40.Connector 10 is used for transmission gas to air bag for carrying and fixation balloon 30 and cutting member 40
30, so that 30 structural form of air bag is changed.Air bag 30 according to be passed through gas can volume expansion and puncturing hole is expanded,
The tissue of puncturing hole hole wall is cut in the realization of cutting member 40, and puncturing hole is made to be easier to expand.
Specifically, the connection of connector 10 has conduit 20, and the conduit 20 is equipped with perforation far from one end of the connector 10
First 21；The air bag 30 connects on the conduit 20, and the air bag 30 has the contraction state and large volume of small size
Swelling state；The cutting member 40 is set on the air bag 30 and can be close to the outer wall of the air bag 30.
Following technical effect can at least be obtained by implementing above-mentioned technical proposal: above-mentioned puncturing hole auxiliary expanding equipment is applied to
In the operation of atrial septum fistulization, for being expanded (reaming) operation to the puncturing hole that puncture needle is formed on atrial septum.It is specific and
Connector 10, connect well by speech with compressed air source unit first；And then, puncturing hole is formed when puncturing on atrial septum using puncture needle
Afterwards, it takes from puncture needle, conduit 20 is directed at puncturing hole far from the punch pin 21 of 10 one end of connector and is slowly inserted into puncturing hole, directly
Stop propulsion device after being threaded through in puncturing hole to air bag 30, it is small in size and approach because air bag 30 is in contraction state at this time
The outer diameter of punch pin 21, thus can smoothly penetrate in puncturing hole.Later, compressed air source unit is opened, gas flows through connector 10, conduit 20
And be gradually filled in air bag 30, air bag 30 gradually expands and volume increases and enters expansion state, in the process, 30 body of air bag
Product, which increases, has dilating effect to puncturing hole, and due to being provided with cutting member 40 on the outer wall of air bag 30, cutting member 40 can be borrowed
It helps the crowded thrust of 30 wall of air bag to cut the secundum tissues at puncturing hole hole wall, keeps puncturing hole big by gradually support, i.e., most
The puncturing hole for meeting the aperture needed is obtained eventually.Based on this, what is used in subsequent procedures is some with large volume for the treatment of
Instrument just can be passed into adjacent atrium from the puncturing hole after expansion, guarantee that operation is normally carried out, improve surgical procedure efficiency,
Reduce operation enforcement difficulty.
It should be noted that in another mode of operation, while can also constantly penetrating puncturing hole with air bag 30
It is synchronous that gas is filled with into air bag 30, it forms air bag 30 and perforates the scheme to become larger with 30 volume expansion of air bag, also can achieve
The purpose expanded by aperture of the air bag 30 to puncturing hole.
It should be understood that air bag 30 has the characteristic similar to balloon.When original state, air bag 30 shrinks and is tightly attached to and leads
On 20 outer wall of pipe, it is small in size at this time and convenient for penetrating in puncturing hole；When being filled with gas to air bag 30, with the increasing for being filled with gas
Add, air bag 30 can gradually expand so that itself becomes larger, and shores dilating effect to puncturing hole formation；After releasing gas, air bag 30
Original shape can be replied, again again in order to which operation next time carries out dilation procedure to puncturing hole.Optionally, air bag 30 can use
But be not limited to rubber, silica gel etc..
Please continue to refer to Fig. 1 and Fig. 2, in an embodiment, to make cutting member 40 have preferable cutting power, the cutting
Part 40 is silk thread shape, and the both ends of the cutting member 40 are individually fixed on the conduit 20, and the middle part of the cutting member 40 is tight
Paste the outer wall of the air bag 30.In the present embodiment, cutting member 40 is one；As needed, cutting member 40 can in parallel with conduit 20
Pipe range direction arrange and be close to 30 outer wall of air bag arrangement, or be at certain angle of inclination with conduit 20 and to be close to 30 outer wall of air bag and set
It sets.When the expansion of air bag 30 becomes larger, it can preferably squeeze and push away cutting member 40 to the secundum tissues extruding at the hole wall of puncturing hole, and in fact
Existing effect cutting, when cutting member 40 cuts to form scarfing to hole wall, hole wall tissue crumple, it is easier to puncturing hole borehole enlargement.
Preferably, the cutting member 40 is at least two, at least two interlaced arrangements of the cutting member 40 and disk
It is around on the outer wall of the air bag 30.It is abound at this point, all silk thread shape cutting members 40 constitute network laminated structure in air bag 30
On entire periphery wall, as 30 volume expansion of air bag becomes larger, each cutting member 40 can be simultaneously to the entire circumferential hole wall of puncturing hole
It is cut, can further promote reaming efficiency.
It should be understood that when the diameter of silk thread is sufficiently small, such as line footpath reaches zero point since cutting member 40 is silk thread shape
Between several millimeters to several millimeters, apply the crowded thrust of silk thread as air bag 30 expands, silk thread is gradually to the Tissue approximation of puncturing hole, silk
Line is just capable of forming the effect of the blade cutting food of kitchen knife, and aperture expansion is made to become larger.
It of courses, according to the actual needs of those skilled in the art, cutting member 40 is also possible to other in other embodiments
Structure design.For example, the both ends of the cutting member 40 are individually fixed on the conduit 20, the middle part packet of the cutting member 40
It includes the matrix being crimped on the outer wall of the air bag 30 and is set in described matrix and cut sword.Matrix and the outer wall pressure of air bag 30
Connect, it is ensured that cutting member 40 cooperate with air bag 30 it is compact, firm, and guarantee cut sword installation strength with higher.When gas not
It is open close enter, the constantly expansion of air bag 30 is supplied to the extruding force for cutting sword to puncturing hole hole wall, cutting sword just can cut hole wall when becoming larger
Tissue makes hole wall form scarfing and the aperture of puncturing hole is made to be easier to be become larger by the expansion of air bag 30.
It should be noted that having the contraction state of small size and the swelling state of large volume due to air bag 30, at two kinds
When switching between state, this change occurs for the outer dimension moment of air bag 30, to guarantee that cutting member 40 does not interfere air bag 30 to be tied
Structure metamorphosis, and dissection is reliably played, cutting member 40 is also required to have contraction deformability.In the present solution, described
Cutting member 40 is made of Ultimum Ti.Ultimum Ti has can be by the plastic deformation of itself in a certain specific temperature
Under be automatically restored to the ability of original-shape, there is good plasticity.In this way, cutting member 40 is just under 30 contraction state of air bag
Can among be adapted to and follow air bag 30 occur change in shape and meet normal work.
Please continue to refer to Fig. 1 and Fig. 2, in the present solution, the achievable puncture of puncturing hole auxiliary expanding equipment and reaming twice work
Sequence.Connector 10 described in one embodiment, which offers, penetrates channel 11 and filling channel 12, described to penetrate channel 11 and the inflation
Channel 12 is connected to the lumen of the conduit 20；Puncture needle can be penetrated into conduit 20 by penetrating channel 11, and from punch pin
21 stretch out and pierce through atrial septum, obtain puncturing hole.Later, puncturing hole is detached, then punch pin 21 is inserted into puncturing hole；And then
Compressed air source unit is opened, gas enters conduit 20 by filling channel 12, since the tube wall of the conduit 20 offers air passing hole, and institute
Air passing hole is stated to be coated in the air bag 30.Thus gas just can be charged in air bag 30, and the expansion of air bag 30 is promoted to become larger,
It realizes to puncturing hole expansion operation.In the present embodiment, the lumen of puncture needle, seal wire and air-flow common conduit 20 is logical as work
Road.
It should be noted that air bag 30 is the bag shaped structure of both ends open, to avoid the occurrence of gas leakage, it is normal to influence air bag 30
Work, two open ends are fixed on conduit 20 by the modes such as welding, being bonded, to guarantee leakproofness.
It should be noted that according to actual needs, the quantity of air passing hole can be one, it is two or more, do not make herein
It is specific to limit.
However, the above-mentioned aperture on 20 side wall of conduit carrys out the embodiment and not exclusive inflated to air bag 30, as can replace
Generation, in another embodiment, the conduit 20 includes the first tube body and the second tube body being mutually socketed, second tube body
Interior caliber is greater than the outer tube diameter of first tube body, and second tube body is located at the outside of first tube body and interval forms ring
Shape crosses gas channel；The connector 10, which offers, penetrates channel 11 and filling channel 12, described to penetrate channel 11 and first pipe
The lumen of body is connected to, and the filling channel 12 is crossed gas channel with the annular and is connected to；First tube body is far from the connector 10
One end stretch out in second tube body and be formed with the punch pin 21, one end of the air bag 30 is sealed at described
On one tube body, the other end of the air bag 30 is sealed on second tube body, and second tube body is far from the connector
10 outlet mouth of pipe is coated in the air bag 30.In this way, puncture needle and seal wire use the lumen of the first tube body as work
Channel, and cross gas channel (toroidal cavity) that air-flow is formed after then using the first tube body and the second tube body to be socketed leads to as work
Road, it is non-interference each other.Gas is passed through in air bag 30 from the outlet end for crossing gas channel, also be can be realized the ventilation expansion of air bag 30 and is become
Big purpose, and then ream operation can be completed to puncturing hole.
Alternatively, in other embodiments, can also be realized using other mature technology means in the prior art to air bag
30 are passed through air-flow, and also all within the scope of protection of this application, details are not described herein.
Based on any of the above embodiments, to be inserted into puncturing hole convenient for punch pin 21, outside the punch pin 21
Wall is equipped with introduction part.Optionally, introduction part is the inclined-plane being produced on the outer wall of punch pin 21 or cambered surface, so that 21 court of punch pin
Be formed as the cutting-edge structure of transversal dimensions gradual change at least part of puncturing hole, guarantee that punch pin 21 can be easy to insertion puncturing hole
It is interior.And/or in order to avoid 21 insertion depth of punch pin is too deep, to stab atrial wall, the punch pin 21 uses flexible material
It is made.Used material can be but not limited to silica gel.
It is described to wear please continue to refer to Fig. 2, and in order to guarantee that punch pin 21 can quickly, accurately find the position of puncturing hole
Acanthopore auxiliary expanding equipment further includes developing ring 50, and the developing ring 50 is set to the inside of the air bag 30.In this way, developing ring
50 can realize influence positioning under X-ray positioning device, to guide 21 rapid alignment puncturing hole of punch pin, be conducive to promote operation
Operating efficiency and reliability.
Preferably, the quantity of developing ring 50 is two, and is arranged at intervals inside air bag 30, so that it is reliable to promote positioning
Property.When some developing ring 50 is blocked from accurate positionin, another developing ring 50 remains to precise positioning.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of puncturing hole auxiliary expanding equipment characterized by comprising
Connector, the connector connection have conduit, and the conduit is equipped with punch pin far from one end of the connector；
Air bag, the air bag are connected on the conduit, and the air bag have small size contraction state and large volume it is swollen
Swollen state；And
Cutting member, the cutting member are set to the outer wall that on the air bag and can be close to the air bag.
2. puncturing hole auxiliary expanding equipment according to claim 1, which is characterized in that the cutting member is silk thread shape, and
The both ends of the cutting member are individually fixed on the conduit, and the outer wall of the air bag is close at the middle part of the cutting member.
3. puncturing hole auxiliary expanding equipment according to claim 2, which is characterized in that the cutting member is at least two,
At least two cutting members are interlaced arranges and coils on the outer wall of the air bag.
4. puncturing hole auxiliary expanding equipment according to claim 1, which is characterized in that the both ends of the cutting member are solid respectively
Due on the conduit, the middle part of the cutting member includes the matrix being crimped on the outer wall of the air bag and is set to described
Sword is cut on matrix.
5. according to the described in any item puncturing hole auxiliary expanding equipments of claim 2 to 4, which is characterized in that the cutting member is adopted
It is made of Ultimum Ti.
6. puncturing hole auxiliary expanding equipment according to claim 1, which is characterized in that the connector, which offers, penetrates channel
And filling channel, it is described to penetrate channel and the filling channel is connected to the lumen of the conduit；The tube wall of the conduit is opened
Equipped with air passing hole, the air passing hole is coated in the air bag.
7. puncturing hole auxiliary expanding equipment according to claim 1, which is characterized in that the conduit includes mutually being socketed
First tube body and the second tube body, the interior caliber of second tube body are greater than the outer tube diameter of first tube body, second tube body
Annular, which is formed, positioned at the outside and being spaced of first tube body crosses gas channel；The connector, which offers, to be penetrated channel and inflates logical
Road, the channel that penetrates are connected to the lumen of first tube body, and the filling channel is crossed gas channel with the annular and is connected to；Institute
It states the first tube body to stretch out in second tube body far from one end of the connector and be formed with the punch pin, the one of the air bag
End is sealed on first tube body, and the other end of the air bag is sealed on second tube body, and described second
Tube body is coated in the air bag far from the outlet mouth of pipe of the connector.
8. puncturing hole auxiliary expanding equipment according to claim 1, which is characterized in that the outer wall of the punch pin is equipped with and leads
Enter portion；And/or the punch pin is made of flexible material.
9. puncturing hole auxiliary expanding equipment according to claim 1, which is characterized in that the puncturing hole auxiliary expanding equipment
It further include developing ring, the developing ring is set to the inside of the air bag.
10. a kind of puncturing operation system, which is characterized in that auxiliary including the described in any item puncturing holes of such as the claims 1 to 9
Help extension fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910858448.XA CN110448364A (en) | 2019-09-11 | 2019-09-11 | Puncturing hole auxiliary expanding equipment and puncturing operation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910858448.XA CN110448364A (en) | 2019-09-11 | 2019-09-11 | Puncturing hole auxiliary expanding equipment and puncturing operation system |
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| Publication Number | Publication Date |
|---|---|
| CN110448364A true CN110448364A (en) | 2019-11-15 |
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| CN201910858448.XA Pending CN110448364A (en) | 2019-09-11 | 2019-09-11 | Puncturing hole auxiliary expanding equipment and puncturing operation system |
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Citations (16)
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