CN109730801A - Filter recyclable device - Google Patents
Filter recyclable device Download PDFInfo
- Publication number
- CN109730801A CN109730801A CN201811559106.XA CN201811559106A CN109730801A CN 109730801 A CN109730801 A CN 109730801A CN 201811559106 A CN201811559106 A CN 201811559106A CN 109730801 A CN109730801 A CN 109730801A
- Authority
- CN
- China
- Prior art keywords
- sheath
- filter
- recyclable device
- cutting
- cutter device
- 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.)
- Granted
Links
Abstract
The present invention relates to a kind of filter recyclable devices, including sheath and it is connected to the Handleset of the sheath proximal end, have in the sheath axially through sheath tube cavity, the remote area of the sheath is provided with cutter device, and the cutter device is for cutting the attachment being attached on filter.Beneficial effects of the present invention: the filter recyclable device of the application has cutter device, which can will climb the endangium being attached on filter and cut, so that operator be made rapidly to recycle filter.
Description
Technical field
The present invention relates to interventional medical device technical field, especially a kind of filter recyclable device.
Background technique
What this part provided is only background information relevant to the disclosure, is not necessarily the prior art.
Pulmonary embolism (PE) is a kind of common disease, and case fatality rate is high, has statistics, without the pulmonary embolism death rate for the treatment of
For 20%-30%, and case newly-increased every year accounts for about the 0.2% of population, and with the calculating of 13.5 hundred million population of China, there are about 270 every year
Ten thousand newly-increased patients.Vena cava filter (hereinafter referred to as filter) is clinically proved to be the safe and effective means of prevention pulmonary embolism,
The disease incidence that pulmonary embolism can be substantially reduced, by the way that filter to be placed in inferior caval vein, the thrombus for preventing cavity of resorption from falling off is along blood
Stream reaches lung, to prevent pulmonary embolism.
Clinically, in filter implantation after a period of time, the occurrence risk of pulmonary embolism can be with the treatment of filter
It substantially reduces and even disappears, need from the patient to take filter when the occurrence risk of pulmonary embolism, which substantially reduces, even to disappear
Out, the existing security risk in human body is chronically implanted to reduce filter.But since filter is in one timing of implantation inferior caval vein
Between after certain stimulation can be generated to blood vessel, cause the endothelial cell of blood vessel that can climb the support for covering, wrapping up filter to some extent
Bar causes the recyclable device of existing filter to be difficult to filter from intravascular taking-up.
Therefore, it is necessary to which the endothelial cell for being directed to blood vessel climbs the support rod for covering, wrapping up filter, filter is caused to be difficult to from blood vessel
The technical issues of interior taking-up, proposes a kind of new filter recyclable device.
Summary of the invention
The technical problem to be solved in the present invention is that being difficult to the defect taken out for filter in the prior art, one kind is provided
The filter recyclable device that filter can be taken out rapidly.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of filter recyclable device is provided, including sheath and is connected to the Handleset of the sheath proximal end, the sheath
It is interior have axially through sheath tube cavity, the remote area of the sheath is provided with cutter device, and the cutter device is used for
Cut the attachment being attached on filter.
In filter recyclable device of the present invention, the cutter device is located at the distal end end face or position of the sheath
In in the sheath tube cavity.
In filter recyclable device of the present invention, the cutter device is located in the sheath tube cavity, the cutting
Device is 1mm~20mm at a distance from the distal end end face of the sheath.
In filter recyclable device of the present invention, the sheath tube cavity includes in the first inner chamber and second being connected
Chamber, the second inner chamber are located at the distal end of the first inner chamber, and the inner wall of the second inner chamber is towards the longitudinal direction of the sheath
The side of central axis tilts, and the distal inner diameter of the second inner chamber is made to be less than the proximal inner diameter of the second inner chamber.
It is described in the section of the vertical central axis Jing Guo the sheath in filter recyclable device of the present invention
Angle between the inner wall of second inner chamber and the vertical central axis of the sheath is 10 °~20 °.
In filter recyclable device of the present invention, the cutter device includes that the cutting being made of an electrically conducting material is led
Body, the filter recyclable device further include the conductive structure being electrically connected with the cutting conductor.
In filter recyclable device of the present invention, the cutter device includes cutting blade.
In filter recyclable device of the present invention, one end of the cutting blade is connected in the sheath, described
The other end of cutting blade tilts extension, the cutting blade towards distal end and towards the side of the vertical central axis of the sheath
Proximal end and distal end line and the sheath vertical central axis between angle be 10 °~20 °.
In filter recyclable device of the present invention, the cutting blade includes that the cutting being made of an electrically conducting material is led
Body, the filter recyclable device further include the conductive structure being electrically connected with the cutting conductor.
The conductor channel being isolated with the sheath tube cavity is provided in the sheath, the conductive structure is located at described lead
In body channel.
In conclusion implementing a kind of filter recyclable device of the invention, have the advantages that the filter of the application returns
Receiving apparatus has cutter device, which can will climb the endangium being attached on filter and cut, to keep operator fast
Speed recycles filter.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is a kind of schematic diagram for filter recyclable device that first embodiment of the invention provides；
Fig. 2 is the schematic diagram of the cutter device of filter recyclable device shown in Fig. 1；
Schematic diagram when Fig. 3 is the recycling filter of filter recyclable device shown in Fig. 1；
Fig. 4 is a kind of schematic diagram of the cutter device for filter recyclable device that second embodiment of the invention provides；
Fig. 5 is a kind of schematic diagram of the first cutting blade of filter recyclable device that third embodiment of the invention provides；
Fig. 6 is a kind of schematic diagram of second of cutting blade of filter recyclable device that third embodiment of the invention provides；
Fig. 7 is a kind of schematic diagram of the third cutting blade of filter recyclable device that third embodiment of the invention provides；
Fig. 8 is a kind of schematic diagram of the cutter device for filter recyclable device that fourth embodiment of the invention provides.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.Many details are explained in the following description in order to fully understand this hair
It is bright.But the invention can be embodied in many other ways as described herein, those skilled in the art can be not
Similar improvement is done in the case where violating intension of the present invention, therefore the present invention is not limited to the specific embodiments disclosed below.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be with
It is directly to another element or may be simultaneously present centering elements.Term as used herein " vertically ", " level
", "left", "right" and similar statement for illustrative purposes only, be not meant to be the only embodiment.
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.
In intervention medical field, usually defining instrument away from the close one end of operator is proximal end, and away from operator, remote one end is
Distally.
Referring to Fig. 1, the first embodiment of the present invention provides a kind of filter recyclable device 100 comprising sheath 11 with
And it is connected to the Handleset 12 of 11 proximal end of sheath, the remote area of sheath 11 is provided with cutter device 13, and cutter device 13 is used
In the attachment that cutting is attached on filter.It should be noted that " remote area of sheath 11 " refers to sheath 11 herein
Distal end distance distally and in sheath 11 away from sheath 11 is less than or equal to the catheter segment of 20mm.
Referring to Fig. 2, cutter device 13 is to cut conductor made of conductive material, which can lead for cutting
The structures such as silk or cutting guide card.The conductive structure 14 being electrically connected with the cutting conductor is provided in sheath 11, cutting conductor passes through
The conductive structure 14 is electrically connected with external power supply device 15 (as shown in Figure 1), and cutting conductor can will climb after being powered and be attached to filter
On endangium cut, operator can rapidly by filter income sheath 11 sheath tube cavity 111 in, effectively prevent being implanted into
The endangium at filter position, which is torn, fragmentates shape and the regenerated risk of inducing thrombosis.
In the embodiment shown in Figure 2, have in sheath 11 axially through sheath tube cavity 111, sheath tube cavity 111 makees
For the channel for recycling filter.The distal end end face of sheath 11 is provided with groove 112, and cutter device 13 is mounted in groove 112.Sheath
The conductor channel 113 being isolated with sheath tube cavity 111 is provided in 11, one end of conductor channel 113 is connected with groove 112,
The other end of conductor channel 113 is conducted by Handleset 12 with the external world.Conductive structure 14 is located in the conductor channel 113,
One end of conductive structure 14 is electrically connected with the cutter device 13 being mounted in groove 112, the other end of conductive structure 14 and the external world
Power supply device 15 be electrically connected.
In the present embodiment, cutter device 13 and conductive structure 14 are energization seal wire, it is to be understood that the application is simultaneously
The specific structure of cutter device 13 Yu conductive structure 14 is not limited, and cutter device 13 can be any form of with conductive structure 14
The filiform or laminated structure being made of conductive materials such as copper, NiTis, can pass through weldering between cutter device 13 and conductive structure 14
Connect, pyrocondensation locking etc. techniques be attached.
In practical preparation, production is used for the installation of cutter device 13 and conductive structure 14 after the molding of sheath 11, then respectively
Groove 112 or conductor channel 113.In addition, the variant embodiment as the present embodiment, cutter device 13 can be by being bonded material
Material is bonded on the distal end end face of sheath 11, without groove 112 is arranged.Conductive structure 14 can also be bonded by adhesive material
In the inner wall or outer wall of sheath 11, without conductor channel 113 is arranged.
In the present embodiment, cutter device 13 is arranged on the distal end end face of sheath 11, when not climbed by endothelium for filter is attached
A part be incorporated into sheath tube cavity 111 after, cutter device 13 can be directly against climbing the blood vessel endothelium overlayed on filter, cutting dress
The endangium overlayed on filter can will more quickly and safely be climbed under the action of high-voltage electricity after 13 energizations by, which setting, cuts away,
Guarantee that cutting effect is more efficient, can rapidly take in filter in sheath 11.
Referring to Fig. 1, Handleset 12 includes shell 120, and the communicating pipe 121 being arranged on shell 120 and company
Connection device 122.
Wherein, the generally hollow structure of shell 120, is connected to the proximal end of sheath 11.It is provided on shell 120 and conductor
The first opening (not shown) that channel 113 is connected, conductive structure 14 pass through first opening and extraneous 15 electricity of power supply device
Connection, power supply device 15 can be electrically connected by electric connection mode well known in the prior art with conductive structure 14.
It is additionally provided with the second opening (not shown) being connected with sheath tube cavity 111 on shell 120, connects communicating pipe 121
On shell 120 and with second opening in communication, operator can inject liquid into sheath tube cavity 111 by communicating pipe 121
Or the infusions such as gas, to guarantee draining or the degassing function of whole device.The proximal end of shell 120 is arranged in attachment device 122,
For being used cooperatively during operation with auxiliary accessories (such as expander).It should be noted that the communicating pipe 121 of the application with connect
Device 122 can use the common instrument of this field, and details are not described herein for specific structure.
Further, the remote area of sheath 11 is provided with development structure (not shown), facilitates operator in surgical procedure
The middle position that 11 distal end of sheath is accurately positioned.In the present embodiment, development structure is located at the remote area of sheath inner cavity 111.It can be with
Understand, the present embodiment does not limit the specific structure of sheath 11, and sheath 11 can be single layer sheath, or multilayer sheath
Pipe, when sheath 11 is multilayer sheath, conductor channel 113 can be between adjacent two layers sheath.
Referring to Fig. 3, the specific art formula of the application first embodiment is as follows: after the completion of venipuncture, sheath 11 being pushed away
It send to inferior caval vein 20, and catching device 21 is pushed in inferior caval vein 20 via sheath tube cavity 111, when grabbing for catching device 21
After the recycling hook connects for catching ring and filter 22, pushing sheath tube 11, are incorporated into filter 22 gradually in sheath tube cavity 111 forward.When
Filter 22 is climbed attached by blood vessel lining cells, and will lead to filter can not be incorporated into sheath.It, can therefore when recycling resistance is excessive
Cutter device 13 is set to be powered, cutter device 13 will be climbed the blood vessel lining cells being attached on filter after being powered and be cut, and operator can be fast
Filter is taken in sheath tube cavity 111 by speed.
Referring to Fig. 4, second embodiment of the invention provides a kind of filter recyclable device 100, with first embodiment
Filter recyclable device is substantially the same, cutting of the filter recyclable device 100 including sheath 11 and the remote area that sheath 11 is arranged in
Device 13, cutter device 13 are the cutting conductor made of conductive material, for cutting the attachment being attached on filter.Sheath
The conductive structure 14 being electrically connected with the cutting conductor is provided in 11, cutting conductor passes through the conductive structure 14 and external power supply
The electrical connection (as shown in Figure 1) of device 15, cutting conductor can will climb the endangium being attached on filter after being powered and cut, and make operator
Rapidly filter is taken in sheath tube cavity 111.Second embodiment and first embodiment the difference is that, cutter device 13
On the inner wall of sheath tube cavity 111.
It is located on the inner wall of sheath tube cavity 111 due to cutter device 13, when operation, first will can partially climbs and be attached on filter
Endangium income sheath 11 in, then endangium is cut, cutter device 13 is avoided to damage intact blood when cutting
Inside pipe wall.If cutter device 13 is too big at a distance from the distal end end face of sheath 11, need a large amount of endangiums taking in sheath
It could be cut in 11, cause recycling resistance too big, operate time-consuming and laborious and inconvenient.If the distal end of cutter device 13 and sheath 11
The distance of end face is too small, then in cutting vessel inner membrance, is easy to damage intact blood vessel.Therefore in the present embodiment, it cuts
Device 13 is 1mm~20mm, preferably 2mm~5mm at a distance from the distal end end face of sheath 11.
In the embodiment shown in fig. 4, fluted 112 are arranged on the inner wall of sheath tube cavity 111, cutter device 13 is mounted on
In groove 112.Be provided with the conductor channel 113 being isolated with sheath tube cavity 111 in sheath 11, one end of conductor channel 113 with
Groove 112 is connected, and the other end and the external world of conductor channel 113 are conducted.Conductive structure 14 is located in the conductor channel 113,
One end of conductive structure 14 is electrically connected with the cutter device 13 being mounted in groove 112, the other end of conductive structure 14 and the external world
Power supply device 15 be electrically connected.
In practical preparation, production is used for the installation of cutter device 13 and conductive structure 14 after the molding of sheath 11, then respectively
Groove 112 or conductor channel 113.In addition, the variant embodiment as the present embodiment, cutter device 13 can be by being bonded material
Material is bonded on the inner wall of sheath tube cavity 111, without groove 112 is arranged.Conductive structure 14 can also be viscous by adhesive material
The inner wall or outer wall in sheath 11 are connect, without conductor channel 113 is arranged.
Referring to Fig. 5, third embodiment of the invention provides a kind of filter recyclable device 100, with first embodiment
Filter recyclable device is substantially the same, cutting of the filter recyclable device 100 including sheath 11 and the remote area that sheath 11 is arranged in
Device 13.3rd embodiment and first embodiment the difference is that, cutter device 13 be cutting blade, cutting blade can be straight
The endangium being attached on filter will be climbed by, which connecing, cuts.
In the embodiment shown in fig. 5, sheath tube cavity 111 includes the first inner chamber 111a being connected and second inner chamber
The side of the inner wall of 111b, second inner chamber 111b towards the vertical central axis of sheath 11 tilts, and makes that second inner chamber 111b's is remote
The internal diameter at end is less than the internal diameter of proximal end.Cutting blade is substantially circular, is located at the distal end of second inner chamber 111b, and around the
The distal end of two inner cavity 111b is arranged.
The application sets circular for cutting blade, can increase the contact area of cutter device 13 Yu endangium,
The endangium being attached on filter will be climbed to cut rapidly, guarantee that cutting is more efficient.Also, make the interior of the distal end second inner chamber 111b
Diameter is less than the internal diameter of the proximal end second inner chamber 111b, can increase the note tightness of cutting blade and filter surface, greatly improve
The cut quality and safety coefficient when the endangium being attached on filter are climbed in cutting blade cutting.
In the section of the vertical central axis Jing Guo sheath 11, in the inner wall of second inner chamber 111b and the longitudinal direction of sheath 11
Angle α between mandrel is 10 °~20 °.If above-mentioned angle α is excessive, it will lead to the too small openings of the distal end end face of sheath 11,
It is unfavorable for for filter being recycled in sheath 11；If above-mentioned angle α is too small, cutting blade can not effectively close to filter surface into
Row cutting, can not effectively avoid damage to intact blood vessel.
It is understood that the present embodiment does not limit specific location of the cutting blade in sheath 11, in other implementations
In example, cutting blade can also be arranged on the inner wall of sheath tube cavity 111, at this time cutting blade and the distal end end face of sheath 11
Distance is 1mm~20mm, preferably 2mm~5mm.It is located on the inner wall of sheath tube cavity 111 due to cutting blade, it, can when operation
First will partially climb in the endangium being attached on filter income sheath 11, then endangium is cut, when avoiding cutting
Damage intact blood vessel.It will also be appreciated that the present embodiment does not limit the specific structure of sheath tube cavity 111, for example,
In other embodiments, the internal diameter of sheath tube cavity 111 is constant always.
It will also be appreciated that the present embodiment does not limit the specific structure of cutting blade, for example, reality shown in Fig. 6
It applies in example, cutter device 13 includes multiple cutting blades, and multiple cutting blades are uniformly distributed circumferentially and are surrounded on sheath tube cavity
111.Specifically, one end of each cutting blade is fixed on the distal end end face of sheath 11, the other end is towards the longitudinal direction of sheath 11
The side of central axis tilts, at this time between the line between the proximal end and distal end of cutting blade and the vertical central axis of sheath 11
Angle β is 10 °~20 °, to increase the note tightness of cutting blade and filter surface.If above-mentioned angle β is excessive, it is unfavorable for filter
Device is recycled in sheath 11, if above-mentioned angle β is too small, cutting blade can not effectively be cut close to filter surface, nothing
Method effectively avoids damage to intact blood vessel.In the embodiment shown in fig. 7, cutting blade is band saw dentation blade, and
It is surrounded at the distal openings of sheath 11, the concaveconvex structure of the band saw dentation blade can increase cutting blade and endangium
Contact area, to improve the cutting efficiency and cut quality of cutting blade.
Referring to Fig. 8, fourth embodiment of the invention provides a kind of filter recyclable device 100, with 3rd embodiment
Filter recyclable device is substantially the same, cutting of the filter recyclable device 100 including sheath 11 and the remote area that sheath 11 is arranged in
Device 13, cutter device 13 are cutting blade, and cutting blade will directly be climbed the endangium being attached on filter and be cut.
Fourth embodiment and 3rd embodiment the difference is that, cutting blade is made of an electrically conducting material, in sheath 11
It is provided with the conductive structure 14 being electrically connected with the cutting blade, cutting blade passes through the conductive structure 14 and external power supply device
15 electrical connections (as shown in Figure 1), cutting conductor can will climb the endangium being attached on filter after being powered and cut, and operator can be rapid
By filter income sheath 11 sheath tube cavity 111 in.
In the embodiment shown in fig. 8, sheath tube cavity 111 includes the first inner chamber 111a being connected and second inner chamber
The side of the inner wall of 111b, second inner chamber 111b towards the vertical central axis of sheath 11 tilts, and makes the distal end second inner chamber 111b
Internal diameter be less than proximal end internal diameter.In the section of the vertical central axis Jing Guo sheath 11, the inner wall of second inner chamber 111b with
Angle α between the vertical central axis of sheath 11 is 10 °~20 °.Cutting blade is substantially circular, is located at second inner chamber
The distal end of 111b, and be arranged around the distal end of second inner chamber 111b.It is provided in sheath 11 and is led with what sheath tube cavity 111 was isolated
The one end in body channel 113, conductor channel 113 is connected with groove 112, and the other end of conductor channel 113 passes through Handleset 12
It is conducted with the external world.Conductive structure 14 is located in the conductor channel 113, one end of conductive structure 14 and is mounted in groove 112
Cutter device 13 be electrically connected, the other end of conductive structure 14 is electrically connected with the power supply device 15 in the external world.
In the present embodiment, when filter is not after climbing attached a part by endothelium and be incorporated into sheath tube cavity 111, cutting blade
Can directly cut to climbing the endangium being attached on filter, when recycle resistance it is still excessive when, cutting blade can be made to be powered,
Cutting blade can will climb rapidly the blood vessel lining cells being attached on filter after being powered and cut, and guarantee that cutting effect is more efficient.
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 filter recyclable device, including sheath and it is connected to the Handleset of the sheath proximal end, is had in the sheath
Axially through sheath tube cavity, which is characterized in that the remote area of the sheath is provided with cutter device, the cutter device
For cutting the attachment being attached on filter.
2. filter recyclable device according to claim 1, which is characterized in that the cutter device is located at the remote of the sheath
End face is held, or is located in the sheath tube cavity.
3. filter recyclable device according to claim 1, which is characterized in that the cutter device is located at the sheath tube cavity
Interior, the cutter device is 1mm~20mm at a distance from the distal end end face of the sheath.
4. filter recyclable device according to claim 1, which is characterized in that the sheath tube cavity includes first to be connected
Inner cavity and second inner chamber, the second inner chamber are located at the distal end of the first inner chamber, and the inner wall of the second inner chamber is towards institute
The side inclination for stating the vertical central axis of sheath, is less than the distal inner diameter of the second inner chamber in the proximal end of the second inner chamber
Diameter.
5. filter recyclable device according to claim 4, which is characterized in that in the vertical central axis Jing Guo the sheath
In section, the angle between the inner wall of the second inner chamber and the vertical central axis of the sheath is 10 °~20 °.
6. filter recyclable device according to claim 1, which is characterized in that the cutter device includes by conductive material system
At cutting conductor, the filter recyclable device further includes and the conductive structure that is electrically connected of cutting conductor.
7. filter recyclable device according to claim 1, which is characterized in that the cutter device includes cutting blade.
8. filter recyclable device according to claim 7, which is characterized in that one end of the cutting blade is connected to described
In sheath, the other end of the cutting blade tilts extension, institute towards distal end and towards the side of the vertical central axis of the sheath
Stating the angle between the proximal end of cutting blade and the line of distal end and the vertical central axis of the sheath is 10 °~20 °.
9. filter recyclable device according to claim 7, which is characterized in that the cutting blade includes by conductive material system
At cutting conductor, the filter recyclable device further includes and the conductive structure that is electrically connected of cutting conductor.
10. filter recyclable device according to claim 6 or 9, which is characterized in that be provided in the sheath and the sheath
The conductor channel that tube cavity is isolated, the conductive structure are located in the conductor channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811559106.XA CN109730801B (en) | 2018-12-19 | 2018-12-19 | Filter recovery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811559106.XA CN109730801B (en) | 2018-12-19 | 2018-12-19 | Filter recovery device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109730801A true CN109730801A (en) | 2019-05-10 |
| CN109730801B CN109730801B (en) | 2021-06-29 |
Family
ID=66360700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811559106.XA Active CN109730801B (en) | 2018-12-19 | 2018-12-19 | Filter recovery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109730801B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110974481A (en) * | 2019-12-10 | 2020-04-10 | 先健科技(深圳)有限公司 | Filter and filter system |
| CN111938865A (en) * | 2020-07-31 | 2020-11-17 | 李云松 | Filter-related vein hyperplasia intimal cutting catheter |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101389289A (en) * | 2005-12-28 | 2009-03-18 | 弗里·格里马诺维奇·安德烈耶夫 | Set for preventing a lung artery thrombembolia and an intravenous filter |
| US20110264106A1 (en) * | 2010-04-22 | 2011-10-27 | Andris Taube | Snare |
| CN105496600A (en) * | 2015-12-31 | 2016-04-20 | 先健科技(深圳)有限公司 | Capturing device |
| CN106361403A (en) * | 2016-08-30 | 2017-02-01 | 苏州品诺维新医疗科技有限公司 | Minimally invasive surgical knife, surgical system and control method for minimally invasive surgical knife |
| CN206566015U (en) * | 2016-12-08 | 2017-10-20 | 洪德飞 | Operation cutting tool |
| CN107405160A (en) * | 2015-03-02 | 2017-11-28 | 柯惠有限合伙公司 | Blood vessel interventional systems |
| CN107438411A (en) * | 2015-02-18 | 2017-12-05 | 美敦力施美德公司 | The tissue wound-cleaning device realized by RF energy |
| CN107684452A (en) * | 2016-08-04 | 2018-02-13 | 先健科技(深圳)有限公司 | Catching device |
| CN107981917A (en) * | 2017-12-18 | 2018-05-04 | 高峰 | A kind of tubular type cutter obtained for minimally invasive human vein graft |
| US10092386B1 (en) * | 2013-03-14 | 2018-10-09 | Matt D. Pursley | Multi lumen IVC filter retrieval device |
| CN108852505A (en) * | 2018-09-12 | 2018-11-23 | 无锡圣诺亚科技有限公司 | Intracavitary destination organization cutter |
-
2018
- 2018-12-19 CN CN201811559106.XA patent/CN109730801B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101389289A (en) * | 2005-12-28 | 2009-03-18 | 弗里·格里马诺维奇·安德烈耶夫 | Set for preventing a lung artery thrombembolia and an intravenous filter |
| US20110264106A1 (en) * | 2010-04-22 | 2011-10-27 | Andris Taube | Snare |
| US10092386B1 (en) * | 2013-03-14 | 2018-10-09 | Matt D. Pursley | Multi lumen IVC filter retrieval device |
| CN107438411A (en) * | 2015-02-18 | 2017-12-05 | 美敦力施美德公司 | The tissue wound-cleaning device realized by RF energy |
| CN107405160A (en) * | 2015-03-02 | 2017-11-28 | 柯惠有限合伙公司 | Blood vessel interventional systems |
| CN105496600A (en) * | 2015-12-31 | 2016-04-20 | 先健科技(深圳)有限公司 | Capturing device |
| CN107684452A (en) * | 2016-08-04 | 2018-02-13 | 先健科技(深圳)有限公司 | Catching device |
| CN106361403A (en) * | 2016-08-30 | 2017-02-01 | 苏州品诺维新医疗科技有限公司 | Minimally invasive surgical knife, surgical system and control method for minimally invasive surgical knife |
| CN206566015U (en) * | 2016-12-08 | 2017-10-20 | 洪德飞 | Operation cutting tool |
| CN107981917A (en) * | 2017-12-18 | 2018-05-04 | 高峰 | A kind of tubular type cutter obtained for minimally invasive human vein graft |
| CN108852505A (en) * | 2018-09-12 | 2018-11-23 | 无锡圣诺亚科技有限公司 | Intracavitary destination organization cutter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110974481A (en) * | 2019-12-10 | 2020-04-10 | 先健科技(深圳)有限公司 | Filter and filter system |
| CN111938865A (en) * | 2020-07-31 | 2020-11-17 | 李云松 | Filter-related vein hyperplasia intimal cutting catheter |
| CN111938865B (en) * | 2020-07-31 | 2024-03-08 | 李云松 | Filter-related vein hyperplasia intima cutting catheter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109730801B (en) | 2021-06-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109730801A (en) | Filter recyclable device | |
| CN207101338U (en) | Three-dimensional atrial septal puncture system | |
| CN202724037U (en) | Support and conveying system thereof for treating arterial aneurysm | |
| CN214017798U (en) | Ablation plugging device and ablation plugging system | |
| CN214318122U (en) | Ablation plugging device and ablation plugging system | |
| CN104665922B (en) | Marshall ligament absolute ethyl alcohol ablation system | |
| AU2011288973B2 (en) | A method of fabricating an electrical lead | |
| JP2017534407A5 (en) | ||
| CN104368077A (en) | Three-cavity balloon catheter | |
| CN106109006B (en) | Radio frequency ablation catheter through coronary venous system | |
| CN216933371U (en) | Blood vessel thrombus taking catheter | |
| CN202933013U (en) | Balloon dilatation type multi-electrode radiofrequency ablation catheter | |
| CN105361946B (en) | Ablation catheter | |
| EP4018942A1 (en) | Stent-like retriever with radiopaque members | |
| CN213940726U (en) | Left atrium hemodynamics monitoring devices for intensive care unit | |
| CN217162279U (en) | Ablation catheter | |
| CN102940524A (en) | Balloon dilation-type multi-electrode radio-frequency ablation catheter | |
| CN205163174U (en) | Nanometer electricity spinning thrombus resectoscope | |
| CN210354895U (en) | Interventional treatment device for deep cerebrovascular malformation | |
| CN105380698A (en) | Nanometer electrospinning thrombus exsector | |
| CN203790030U (en) | High-frequency electric cutter for nasolacrimal ducts | |
| CN216535651U (en) | Cerebral nerve embolism protection device | |
| CN213697176U (en) | Telescopic needle type operation electrode | |
| CN105142706B (en) | A kind of safe type retention needle | |
| CN107550559B (en) | Ablation catheter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |