CN107951525A - Mechanical kickoff mechanism and machinery free system - Google Patents
Mechanical kickoff mechanism and machinery free system Download PDFInfo
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- CN107951525A CN107951525A CN201711333944.0A CN201711333944A CN107951525A CN 107951525 A CN107951525 A CN 107951525A CN 201711333944 A CN201711333944 A CN 201711333944A CN 107951525 A CN107951525 A CN 107951525A
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- Prior art keywords
- lug boss
- spring ring
- connector
- machinery
- push rod
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- 230000007246 mechanism Effects 0.000 title claims abstract description 52
- 239000000463 material Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 239000000919 ceramic Substances 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 208000005189 Embolism Diseases 0.000 abstract description 11
- 239000000203 mixture Substances 0.000 abstract description 2
- 206010002329 Aneurysm Diseases 0.000 description 11
- 230000010102 embolization Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 210000001367 artery Anatomy 0.000 description 4
- 230000008602 contraction Effects 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- -1 polypropylene Polymers 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 210000003462 vein Anatomy 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 206010061216 Infarction Diseases 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000003073 embolic effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007574 infarction Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- A61B17/12—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
- A61B17/12113—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel within an aneurysm
-
- 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
- A61B17/1214—Coils or wires
-
- 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
- A61B2017/12054—Details concerning the detachment of the occluding device from the introduction device
Abstract
A kind of machinery kickoff mechanism and machinery free system, are related to medical instruments field.Mechanical kickoff mechanism includes spring ring, frees connector, push rod and core filaments, spring ring is fixed on the one end for freeing connector, one end of push rod is the broken end that fractures, the other end cooperates with freeing the one end of connector away from spring ring, core filaments are co-axially inserted in push rod, one end of core filaments is fixedly connected with the end that fractures, and the end that the other end frees connector through connection and push rod cooperates, the end that fractures after fractureing can drive core filaments to extract out.The machinery kickoff mechanism can realize that the instantaneous of spring ring is freed, it can also be ensured that controllability of the spring ring before freeing.It is strong to the controllability of embolism spring ring before freeing that the machinery of composition frees system, and can realize and instantaneously free.
Description
Technical field
The present invention relates to medical instruments field, frees system in particular to a kind of mechanical kickoff mechanism and machinery.
Background technology
Since the 1980s, carry out aneurysm embolization clinically by interventional technique, be to use Detachable balloons in early days
As embolic infarction aneurysm, but sacculus is more difficult to adapt to shape in irregular knurl, easily bursts aneurysm or cannot comprehensive bolt
Fill in aneurysm.And spring ring can then fill and adapt to aneurysm cavity shape comprehensively, therefore with spring ring come aneurysm embolization
Become aneurysmal essential therapeutic arsenals.
In the aneurysmal intervention operation of Coil embolization, it is necessary to by different sizes, the bullets of difference three-dimensional or two-dimensional shapes
Spring coil is transported in knurl body descendingly, until the spring in knurl body can densely clog whole aneurysm.It is clinically every
The aneurysmal intervention operation of example usually requires several to more than ten spring rings, could complete the fine and close filling of knurl body.Led in use
Pipe is established on the basis of passage, and the filling of each spring ring is required for the step by conveying, putting, freeing and withdrawing push rod
Suddenly, the operation duration for conveying, putting and freeing three steps is to establish situation and the clinical manipulation water of doctor according to passage
Determined in terms of equality, the time of freeing of spring ring can influence whole operating time.
Mainly there is following three kinds of embolisms spring ring ways of relief at present：Hydrolysis is de-, electrolysis is de- and machinery is freed.The de- bullet of hydrolysis
For spring coil since its controlling is poor, clinical practice is less；There is free mostly for most commonly used Matrix detachable coil in clinic
Overlong time or free the time it is unstable the problem of, have impact on operating time；Machinery frees simple buckle-type in spring ring
Design, although can realize that the instantaneous of spring ring is freed, reduces during clogging to the controllability of spring ring, especially works as spring
It is difficult to pull back or promote after circle slide aperture.
Therefore, it is necessary to it is a kind of before freeing it is strong to the controllability of embolism spring ring, and can realize the embolism bullet instantaneously freed
Spring coil ways of relief.
The content of the invention
It is an object of the invention to provide a kind of mechanical kickoff mechanism, it can realize that the instantaneous of spring ring is freed, may be used also
To ensure controllability of the spring ring before freeing.
Another object of the present invention is to provide a kind of machinery to free system, it is before freeing to the controllable of embolism spring ring
Property is strong, and can realize and instantaneously free.
What the embodiment of the present invention was realized in：
A kind of machinery kickoff mechanism, it includes spring ring, frees connector, push rod and core filaments, and spring ring is fixed on solution
One end of de- connector, one end of push rod is the broken end that fractures, and the other end is with freeing one of connector away from spring ring
End cooperates, and core filaments are co-axially inserted in push rod, and one end of core filaments is fixedly connected with the end that fractures, and the other end is freed through connection
The end that connector and push rod cooperate, the end that fractures after fractureing can drive core filaments to extract out.
In preferred embodiments of the present invention, the above-mentioned one end of connector away from spring ring of freeing is provided with the first protrusion
Portion, and the first concave part between the first lug boss and spring ring, offer the first duct in the first lug boss；Push
The one end of bar away from the end that fractures is provided with the second lug boss, and the second depression between the second lug boss and the end that fractures
Portion, in the second lug boss in offer the second duct；Free after connector and push rod cooperate, the first boss is in the
In two concave parts, for the second boss in the first concave part, core filaments sequentially pass through the first duct and the second duct.
In preferred embodiments of the present invention, above-mentioned first lug boss is close to the side of the first concave part and the second lug boss
Side close to the second concave part is the plane of vertical core filaments, and the top surface of the first lug boss and the second lug boss is spherical
Face.
In preferred embodiments of the present invention, above-mentioned first lug boss is close to the side of the first concave part and the second lug boss
Side close to the second concave part is the inclined-plane of opposite core filaments, and two inclined-planes can be bonded completely.
In preferred embodiments of the present invention, above-mentioned first lug boss and the second lug boss are spherical.
In preferred embodiments of the present invention, the excircle of above-mentioned push rod one end is provided with the place that fractures, and the place of fractureing corresponds to
End to fracture end.
Above-mentioned to further include the anti-silk that untwists in preferred embodiments of the present invention, one end of the anti-silk that untwists is fixed on spring ring
Away from the one end for freeing connector, the other end of the anti-silk that untwists is fixed on the other end of spring ring or frees connector.
In preferred embodiments of the present invention, above-mentioned connector of freeing is made of to use metal, high molecular material or ceramics；
Push rod is using one or multiple hull construction made of metal or high molecular material.
In preferred embodiments of the present invention, above-mentioned core filaments are monofilament, multifibres winding made of metal or high molecular material
Or different footpath silk connection structures.
A kind of machinery frees system, it includes above-mentioned mechanical kickoff mechanism.
The beneficial effect of the embodiment of the present invention is：The mechanical kickoff mechanism of the embodiment of the present invention includes spring ring, frees company
Fitting, push rod and core filaments, spring ring are fixed on the one end for freeing connector, and one end of push rod is the broken end that fractures,
The other end and free one end away from spring ring of connector and cooperate, core filaments are co-axially inserted in push rod, one end of core filaments with
The end that fractures is fixedly connected, the end that the other end frees connector through connection and push rod cooperates, the end that fractures after fractureing
Core filaments can be driven to extract out.The machinery kickoff mechanism can realize that the instantaneous of spring ring is freed, it can also be ensured that spring ring is being freed
Preceding controllability.It is strong to the controllability of embolism spring ring before freeing that the machinery of composition frees system, and can realize and instantaneously free.
Brief description of the drawings
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 will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, 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 a kind of structure diagram for mechanical kickoff mechanism that first embodiment of the invention provides；
Fig. 2 is structure diagram of the mechanical kickoff mechanism when freeing shown in Fig. 1；
Fig. 3 is the partial sectional view of the mechanical kickoff mechanism shown in Fig. 1；
Fig. 4 is a kind of structure diagram for mechanical kickoff mechanism that second embodiment of the invention provides；
Fig. 5 is a kind of structure diagram for mechanical kickoff mechanism that third embodiment of the invention provides；
Fig. 6 is a kind of structure diagram for mechanical kickoff mechanism that fourth embodiment of the invention provides；
Fig. 7 is the spring ring in the mechanical kickoff mechanism shown in the embodiment of the present invention completely into the knot before being freed in knurl body
Structure schematic diagram.
Icon：100- machinery kickoff mechanisms；110- spring rings；120- frees connector；The first lug bosses of 121-；122-
One duct；The first concave parts of 123-；130- push rod；The second lug bosses of 131-；The second ducts of 132-；The second concave parts of 133-；
134- fractures end；135- fractures place；136- bodies of rod duct；140- core filaments；200- machinery kickoff mechanisms；220- frees connector；
The first lug bosses of 221-；The first ducts of 222-；The first concave parts of 223-；230- push rod；The second lug bosses of 231-；232- second
Duct；The second concave parts of 233-；300- machinery kickoff mechanisms；320- frees connector；The first lug bosses of 321-；The first holes of 322-
Road；The first concave parts of 323-；330- push rod；The second lug bosses of 331-；The second ducts of 332-；The second concave parts of 333-；400-
Mechanical kickoff mechanism；420- frees connector；The first lug bosses of 421-；The first ducts of 422-；The first concave parts of 423-；430- is pushed away
Send bar；The second lug bosses of 431-；The second ducts of 432-；The second concave parts of 433-；001- passages；002- knurl bodies.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.The present invention implementation being usually described and illustrated herein in the accompanying drawings
The component of example can be arranged and designed with a variety of configurations.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this area is common
Technical staff's all other embodiments obtained without creative efforts, belong to the model that the present invention protects
Enclose.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it is necessary to explanation, the orientation or position of the instruction such as term " on ", " under ", " interior ", " outer "
Put relation be based on orientation shown in the drawings or position relationship, or the invention product using when the orientation or position usually put
Relation is put, it is of the invention necessary with simplified description, rather than the device or element of instruction or hint meaning to be for only for ease of description
With specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term
" first ", " second " etc. are only used for distinguishing description, and it is not intended that instruction or hint relative importance.
In the description of the present invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly be connected
Connect；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can
To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in the present invention.
First embodiment
It refer to shown in Fig. 1 to Fig. 3, the present embodiment provides a kind of mechanical kickoff mechanism 100 of embolism spring ring, it includes
Spring ring 110, free connector 120, push rod 130 and core filaments 140.Spring ring 110, which is fixed on, frees the one of connector 120
End, one end of push rod 130 is the broken end 134 that fractures, and the other end is with freeing one of connector 120 away from spring ring 110
End cooperates, and core filaments 140 are co-axially inserted in push rod 130, and one end of core filaments 140 is fixedly connected with the end 134 that fractures, the other end
The end of connector 120 and the mutual cooperation of push rod 130 is freed through connection, the fractureing end 134 after fractureing can drive core filaments 140
Extraction.Specifically, being provided with coaxial body of rod duct 136 in push rod 130, core filaments 140 are arranged in body of rod duct 136, bar
Body opening road 136 is generally through hole, or blind hole；The excircle of 130 one end of push rod is provided with the place 135 that fractures, and fracture place
135 corresponding ends are to fracture end 134, and with ensure after fractureing can be by the end 134 that fractures by 140 post-tensioning of core filaments, fracture place
135 are accomplished by the following way frangibility function：Push rod 130 is cut out into groove or trace；Use other materials bonding, weldering
Connect or separated two parts push rod 130 is connected as entirety by fit system.One end due to push rod 130 is with freeing connector
120 one end cooperates, and the end that core filaments 140 free connector 120 through connection and push rod 130 cooperates, because
This, spring ring 110, free connector 120 and push rod 130 and can connect into an entirety, so as to ensure that spring ring 110 is being freed
Preceding controllability；In addition, the end 134 that fractures after fractureing can drive core filaments 140 to extract out, release push rod 130 and free connector
Cooperation between 120, instantaneous so as to fulfill spring ring 110 are freed.
Wherein, it is made of to use metal, high molecular material or ceramics, preferred 316L stainless steels, 304 to free connector 120
Stainless steel, platinum, polypropylene or ceramics；Push rod 130 is using integral made of metal or high molecular material or more body knots
Structure, preferred 316L stainless steels, 304 stainless steels, platinum, polypropylene；Core filaments 140 made of metal or high molecular material monofilament,
Multifibres is wound or different footpath silk (reducing or not reducing) connection structures.
Realize that the concrete structure for freeing connector 120 and the mutual cooperation of push rod 130 is：Connector 120 is freed away from bullet
One end of spring coil 110 is provided with the first lug boss 121, and first between the first lug boss 121 and spring ring 110 is recessed
Concave portion 123, the first duct 122 is offered in the first lug boss 121, and the first 122, duct allows core filaments 140 in axial direction to transport
It is dynamic；The one end of (the first duct 122 is through hole) push rod 130 away from the end 134 that fractures is provided with the second lug boss 131, Yi Jiwei
The second duct is offered in the second lug boss 131 and the second concave part 133 held between 134 that fractures, the second lug boss 131
132, (the second duct 132 can be through hole or blind hole)；After freeing connector 120 and the mutual cooperation of push rod 130,
First lug boss 121 is located in the second concave part 133, and the second lug boss 131 is located in the first concave part 123, and core filaments 140 are successively
Through the first duct 122 and the second duct 132, core filaments 140 can be in the first duct 122, the second duct 132 and body of rod duct
Smooth movement vertically in 136.The first lug boss 121 of connector 120 is freed with the second lug boss 131 of push rod 130 to match somebody with somebody
After conjunction, the energy activity of core filaments 140 penetrates and pulls out the first duct 122 and the second duct 132, to realize that spring ring 110 is stablized defeated
The function of sending and free.
In the present embodiment, the first lug boss 121 and the first concave part 123 are global facility, but not limited to this；Second is raised
Portion 131, the second concave part 133 and 130 three of push rod are global facility, but not limited to this.First lug boss 121 is close to first
The side of concave part 123 and the second lug boss 131 are close to the plane that the side of the second concave part 133 is vertical core filaments 140, and
The top surface of one lug boss 121 and the second lug boss 131 is spherical.
Spring ring 110 untwists in order to prevent, and mechanical kickoff mechanism 100 further includes the anti-silk that untwists, and the anti-silk that untwists is using poly-
Propylene, polyethylene or sub-thread made of polytetrafluoroethylene (PTFE) or multiply structure, one end of the anti-silk that untwists are fixed by welding in spring
Circle 110 is fixed on the other end of spring ring 110 or frees company away from the one end for freeing connector 120, the other end of the anti-silk that untwists
Fitting 120.
Referring to shown in Fig. 3 and Fig. 7, the method in clinical application of mechanical kickoff mechanism 100 is：
By spring ring 110 it is head end by mechanical kickoff mechanism 100, by passage 001 toward conveying in knurl body 002, machinery solution
De- device 100 realizes advance and recession under the constraint of 001 inner wall of passage, when spring ring 110 and frees connector 120 and takes off completely
After passage 001, then the mutual cooperation of the first lug boss 121 and the second lug boss 131,121 He of the first lug boss are relied primarily on
Second lug boss 131 contacts for face, and contact surface makes spring ring perpendicular to axial direction, and under the effect of contraction of core filaments 140
110th, free connector 120 and push rod 130 connects into an entirety, realize and advance and drop back, until spring ring 110 is conveyed
To knurl body 002, and put suitable position.
Then free spring ring 110, specifically fracture place 135, and the end 134 that will fracture is pulled back with core filaments 140
Certain distance, until completely out first duct 122 of core filaments 140, under the action of self gravitation, stress, deformation or external force, the
Cooperation between one lug boss 121 and the second lug boss 131 releases, and frees connector 120 and follows spring ring 110 and push rod
130 free completely.
According to actual needs, a certain number of mechanical kickoff mechanisms 100 are conveyed successively according to above-mentioned steps, and free spring
Circle 110, until spring ring 110 fills and adapts to dynamic 002 cavity shape of knurl body comprehensively, spring ring 110 is densely clogged whole dynamic
Arteries and veins knurl, completes the intervention operation of 110 aneurysm embolization of spring ring.
Second embodiment
It refer to shown in Fig. 4, the present embodiment provides a kind of mechanical kickoff mechanism 200 of embolism spring ring, its structure and the
The structure of mechanical kickoff mechanism 100 in one embodiment is roughly the same, and difference is：The first lug boss in the present embodiment
221 and first concave part 223 be global facility, but not limited to this；Second lug boss 231, the second concave part 233 and push rod
230 threes are global facility, but not limited to this.First lug boss 221 is close to the side of the first concave part 223 and the second lug boss
231 are opposite core filaments 140, hold 134 inclined inclined-planes towards fractureing close to the side of the second concave part 233, and two inclined-planes can be complete
Full fitting.
Referring to shown in Fig. 3, Fig. 4 and Fig. 7, the method in clinical application of mechanical kickoff mechanism 200 is：
By spring ring 110 it is head end by mechanical kickoff mechanism 200, by passage 001 toward conveying in knurl body 002, machinery solution
De- device 200 realizes advance and recession under the constraint of 001 inner wall of passage, when spring ring 110 and frees connector 220 and takes off completely
After passage 001, then the mutual cooperation of the first lug boss 221 and the second lug boss 231,221 He of the first lug boss are relied primarily on
Second lug boss 231 contacts for face, and contact surface is tilted towards the end 134 that fractures, and under the effect of contraction of core filaments 140, makes spring
Circle 110, free connector 220 and push rod 230 connects into an entirety, realizes and advances and recession, until spring ring 110 is defeated
Send to knurl body 002, and put suitable position.
Then free spring ring 110, specifically fracture place 135, and the end 134 that will fracture is pulled back with core filaments 140
Certain distance, until completely out first duct, 222 and second duct 232 of core filaments 140, in self gravitation, stress, deformation or outer
Under the action of power, the cooperation between the first lug boss 221 and the second lug boss 231 releases, and holds 134 inclined inclined-planes towards fractureing
Contact is more advantageous to freeing freeing between connector 220 and push rod 230, frees connector 220 and follows spring ring 110 with pushing away
Bar 230 is sent to free completely.
According to actual needs, a certain number of mechanical kickoff mechanisms 200 are conveyed successively according to above-mentioned steps, and free spring
Circle 110, until spring ring 110 fills and adapts to dynamic 002 cavity shape of knurl body comprehensively, spring ring 110 is densely clogged whole dynamic
Arteries and veins knurl, completes the intervention operation of 110 aneurysm embolization of spring ring.
3rd embodiment
It refer to shown in Fig. 5, the present embodiment provides a kind of mechanical kickoff mechanism 300 of embolism spring ring, its structure and the
The structure of mechanical kickoff mechanism 100 in one embodiment is roughly the same, and difference is：The first lug boss in the present embodiment
321 and first concave part 323 be global facility, but not limited to this；Second lug boss 331, the second concave part 333 and push rod
330 threes are global facility, but not limited to this.First lug boss 321 is close to the side of the first concave part 323 and the second lug boss
331 close to the side of the second concave part 333 be opposite core filaments 140, towards 110 inclined inclined-plane of spring ring, and two inclined-planes can be complete
Full fitting.
Referring to shown in Fig. 3, Fig. 5 and Fig. 7, the method in clinical application of mechanical kickoff mechanism 300 is：
By spring ring 110 it is head end by mechanical kickoff mechanism 300, by passage 001 toward conveying in knurl body 002, machinery solution
De- device 300 realizes advance and recession under the constraint of 001 inner wall of passage, when spring ring 110 and frees connector 320 and takes off completely
After passage 001, then the mutual cooperation of the first lug boss 321 and the second lug boss 331,321 He of the first lug boss are relied primarily on
Second lug boss 331 contacts for face, and contact surface is tilted towards spring ring 110, and under the effect of contraction of core filaments 140, makes spring
Circle 110, free connector 320 and push rod 330 connects into an entirety, realizes and advances and recession, until spring ring 110 is defeated
Send to knurl body 002, and put suitable position.
Then free spring ring 110, specifically fracture place 135, and the end 134 that will fracture is pulled back with core filaments 140
Certain distance, until completely out first duct, 322 and second duct 332 of core filaments 140, in self gravitation, stress, deformation or outer
Under the action of power, the cooperation between the first lug boss 321 and the second lug boss 331 releases, and frees connector 320 and follows spring ring
110 free completely with push rod 330.
According to actual needs, a certain number of mechanical kickoff mechanisms 300 are conveyed successively according to above-mentioned steps, and free spring
Circle 110, until spring ring 110 fills and adapts to dynamic 002 cavity shape of knurl body comprehensively, spring ring 110 is densely clogged whole dynamic
Arteries and veins knurl, completes the intervention operation of 110 aneurysm embolization of spring ring.
Fourth embodiment
It refer to shown in Fig. 6, the present embodiment provides a kind of mechanical kickoff mechanism 400 of embolism spring ring, its structure and the
The structure of mechanical kickoff mechanism 100 in one embodiment is roughly the same, and difference is：The first lug boss in the present embodiment
421 and second lug boss 431 be spherical, the first lug boss 421 and the first concave part 423 are split connecting component, but unlimited
In this；Second lug boss 431, the second concave part 433 and 430 three of push rod are split connecting component, but not limited to this.
Referring to shown in Fig. 3, Fig. 6 and Fig. 7, the method in clinical application of mechanical kickoff mechanism 400 is：
By spring ring 110 it is head end by mechanical kickoff mechanism 400, by passage 001 toward conveying in knurl body 002, machinery solution
De- device 400 realizes advance and recession under the constraint of 001 inner wall of passage, when spring ring 110 and frees connector 420 and takes off completely
After passage 001, then the mutual cooperation of the first lug boss 421 and the second lug boss 431 is relied primarily on, on the basis for ignoring deformation
On, the first lug boss 421 and the second lug boss 431 are point contact, and under the effect of contraction of core filaments 140, make spring ring 110,
Free connector 420 and push rod 430 connects into an entirety, realize and advance and drop back, until spring ring 110 is delivered to knurl
In body 002, and put suitable position.
Then free spring ring 110, specifically fracture place 135, and the end 134 that will fracture is pulled back with core filaments 140
Certain distance, until completely out first duct, 422 and second duct 432 of core filaments 140, in self gravitation, stress, deformation or outer
Under the action of power, the cooperation between the first lug boss 421 and the second lug boss 431 releases, and point contact is more advantageous to freeing company
Fitting 420 is freed with push rod 430, is freed connector 420 and is followed spring ring 110 to be freed completely with push rod 430.
According to actual needs, a certain number of mechanical kickoff mechanisms 400 are conveyed successively according to above-mentioned steps, and free spring
Circle 110, until spring ring 110 fills and adapts to dynamic 002 cavity shape of knurl body comprehensively, spring ring 110 is densely clogged whole dynamic
Arteries and veins knurl, completes the intervention operation of 110 aneurysm embolization of spring ring.
In conclusion the mechanical kickoff mechanism of the present invention can realize that the instantaneous of spring ring is freed, it can also be ensured that spring
Enclose the controllability before freeing；It is strong to the controllability of embolism spring ring before freeing that machinery frees system, and can realize transient solution
It is de-.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention, for the skill of this area
For art personnel, the invention may be variously modified and varied.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of machinery kickoff mechanism, it is characterised in that it includes spring ring, frees connector, push rod and core filaments, the bullet
Spring coil is fixed on described one end for freeing connector, and one end of the push rod is the broken end that fractures, the other end with it is described
Free the one end of connector away from the spring ring to cooperate, the core filaments are co-axially inserted in the push rod, the core filaments
One end be fixedly connected with the end that fractures, the other end is through freeing what connector and the push rod cooperated described in connection
End, the end that fractures after fractureing can drive the core filaments to extract out.
2. machinery kickoff mechanism according to claim 1, it is characterised in that the connector of freeing is away from the spring ring
One end be provided with the first lug boss, and the first concave part between first lug boss and the spring ring, institute
State and the first duct is offered in the first lug boss；The one end of the push rod away from the end that fractures is provided with the second lug boss,
And the second concave part between second lug boss and the end that fractures, in second lug boss in offer the
Two ducts；Described to free after connector and the push rod cooperate, first boss is in second concave part
Interior, for second boss in first concave part, the core filaments sequentially pass through first duct and described second
Duct.
3. machinery kickoff mechanism according to claim 2, it is characterised in that first lug boss is close to the first concave part
Side and second lug boss close to the side of the second concave part be the plane of vertical core filaments, first lug boss and
The top surface of second lug boss is spherical.
4. machinery kickoff mechanism according to claim 2, it is characterised in that first lug boss is close to the first concave part
Side and second lug boss close to the inclined-plane that the side of the second concave part is opposite core filaments, and two inclined-planes can paste completely
Close.
5. machinery kickoff mechanism according to claim 2, it is characterised in that first lug boss and second protrusion
Portion is spherical.
6. machinery kickoff mechanism according to claim 1, it is characterised in that the excircle of described push rod one end is provided with
Fracture place, and the corresponding end in the place of fractureing is the end that fractures.
7. machinery kickoff mechanism according to claim 3, it is characterised in that further include the anti-silk that untwists, the anti-silk that untwists
One end be fixed on spring ring and be fixed on the another of spring ring away from one end of connector, the other end of the anti-silk that untwists is freed
Connector described is freed in end.
8. machinery kickoff mechanism according to claim 1, it is characterised in that the connector of freeing is using metal, height
Molecular material or ceramics are made；The push rod is using one or multiple hull construction made of metal or high molecular material.
9. machinery kickoff mechanism according to claim 1, it is characterised in that the core filaments are metal or high molecular material system
Into monofilament, multifibres winding or different footpath silk connection structure.
10. a kind of machinery frees system, it is characterised in that it includes machinery as claimed in any one of claims 1-9 wherein and frees
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711333944.0A CN107951525A (en) | 2017-12-11 | 2017-12-11 | Mechanical kickoff mechanism and machinery free system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711333944.0A CN107951525A (en) | 2017-12-11 | 2017-12-11 | Mechanical kickoff mechanism and machinery free system |
Publications (1)
| Publication Number | Publication Date |
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| CN107951525A true CN107951525A (en) | 2018-04-24 |
Family
ID=61957863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711333944.0A Pending CN107951525A (en) | 2017-12-11 | 2017-12-11 | Mechanical kickoff mechanism and machinery free system |
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| CN (1) | CN107951525A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110811736A (en) * | 2019-11-21 | 2020-02-21 | 浙江归创医疗器械有限公司 | Spring coil conveying system |
| CN113729833A (en) * | 2021-09-30 | 2021-12-03 | 南京思脉德医疗科技有限公司 | Release mechanism capable of releasing spring ring |
| CN114344676A (en) * | 2021-12-29 | 2022-04-15 | 上海臻亿医疗科技有限公司 | Release mechanism and delivery catheter |
| CN114521933A (en) * | 2022-04-25 | 2022-05-24 | 深圳佰特微医疗科技有限公司 | Embolization system |
| CN115462855A (en) * | 2022-08-16 | 2022-12-13 | 惠州市顺美医疗科技有限公司 | Release structure of intracranial spring ring and use method |
| CN116211380A (en) * | 2022-07-29 | 2023-06-06 | 杭州亿科医疗科技有限公司 | Spring coil release device convenient to operate |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5304195A (en) * | 1991-12-12 | 1994-04-19 | Target Therapeutics, Inc. | Detachable pusher-vasoocclusive coil assembly with interlocking coupling |
| US5800455A (en) * | 1993-04-19 | 1998-09-01 | Target Therapeutics, Inc. | Detachable embolic coil assembly |
| US20060276833A1 (en) * | 2005-06-02 | 2006-12-07 | Keith Balgobin | Stretch resistant embolic coil delivery system with spring assisted release mechanism |
| CN102119004A (en) * | 2008-07-15 | 2011-07-06 | 半影公司 | Embolic coil implant system |
| CN106214205A (en) * | 2016-07-26 | 2016-12-14 | 加奇生物科技（上海）有限公司苏州分公司 | Arteries induction system |
| CN106377292A (en) * | 2016-11-10 | 2017-02-08 | 珠海通桥医疗科技有限公司 | Embolic coil detaching device |
| CN206356503U (en) * | 2016-11-29 | 2017-07-28 | 微创神通医疗科技（上海）有限公司 | Turn |
| CN107028636A (en) * | 2017-03-30 | 2017-08-11 | 向建平 | The turn and its manufacture method of intracranial aneurysm embolization |
| CN107320148A (en) * | 2017-08-08 | 2017-11-07 | 上海申淇医疗科技有限公司 | A kind of turn |
| CN208598463U (en) * | 2017-12-11 | 2019-03-15 | 赛克赛斯生物科技股份有限公司 | Mechanical kickoff mechanism and machinery free system |
-
2017
- 2017-12-11 CN CN201711333944.0A patent/CN107951525A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5304195A (en) * | 1991-12-12 | 1994-04-19 | Target Therapeutics, Inc. | Detachable pusher-vasoocclusive coil assembly with interlocking coupling |
| US5800455A (en) * | 1993-04-19 | 1998-09-01 | Target Therapeutics, Inc. | Detachable embolic coil assembly |
| US20060276833A1 (en) * | 2005-06-02 | 2006-12-07 | Keith Balgobin | Stretch resistant embolic coil delivery system with spring assisted release mechanism |
| CN102119004A (en) * | 2008-07-15 | 2011-07-06 | 半影公司 | Embolic coil implant system |
| CN106214205A (en) * | 2016-07-26 | 2016-12-14 | 加奇生物科技（上海）有限公司苏州分公司 | Arteries induction system |
| CN106377292A (en) * | 2016-11-10 | 2017-02-08 | 珠海通桥医疗科技有限公司 | Embolic coil detaching device |
| CN206356503U (en) * | 2016-11-29 | 2017-07-28 | 微创神通医疗科技（上海）有限公司 | Turn |
| CN107028636A (en) * | 2017-03-30 | 2017-08-11 | 向建平 | The turn and its manufacture method of intracranial aneurysm embolization |
| CN107320148A (en) * | 2017-08-08 | 2017-11-07 | 上海申淇医疗科技有限公司 | A kind of turn |
| CN208598463U (en) * | 2017-12-11 | 2019-03-15 | 赛克赛斯生物科技股份有限公司 | Mechanical kickoff mechanism and machinery free system |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110811736A (en) * | 2019-11-21 | 2020-02-21 | 浙江归创医疗器械有限公司 | Spring coil conveying system |
| CN113729833A (en) * | 2021-09-30 | 2021-12-03 | 南京思脉德医疗科技有限公司 | Release mechanism capable of releasing spring ring |
| CN114344676A (en) * | 2021-12-29 | 2022-04-15 | 上海臻亿医疗科技有限公司 | Release mechanism and delivery catheter |
| CN114344676B (en) * | 2021-12-29 | 2024-03-29 | 上海臻亿医疗科技有限公司 | Release mechanism and delivery catheter |
| CN114521933A (en) * | 2022-04-25 | 2022-05-24 | 深圳佰特微医疗科技有限公司 | Embolization system |
| CN114521933B (en) * | 2022-04-25 | 2022-07-15 | 深圳佰特微医疗科技有限公司 | Embolization system |
| CN116211380A (en) * | 2022-07-29 | 2023-06-06 | 杭州亿科医疗科技有限公司 | Spring coil release device convenient to operate |
| CN115462855A (en) * | 2022-08-16 | 2022-12-13 | 惠州市顺美医疗科技有限公司 | Release structure of intracranial spring ring and use method |
| CN115462855B (en) * | 2022-08-16 | 2024-01-16 | 惠州市顺美医疗科技有限公司 | Release structure of intracranial spring ring and use method |
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