CN208693437U - A kind of ablative surgery knife for surgical operation - Google Patents
A kind of ablative surgery knife for surgical operation Download PDFInfo
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- CN208693437U CN208693437U CN201820315868.4U CN201820315868U CN208693437U CN 208693437 U CN208693437 U CN 208693437U CN 201820315868 U CN201820315868 U CN 201820315868U CN 208693437 U CN208693437 U CN 208693437U
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- waste discharge
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- pipe
- handleset
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Abstract
The utility model discloses a kind of ablative surgery knives for surgical operation, including toolbox, Handleset and biopsy component, the Handleset include ontology and handle；The toolbox is set to the ontology front end of Handleset；The biopsy component is set to the ontology rear end of Handleset, the biopsy component includes portion, tissue collecting and vacuum cavitations portion, the portion, tissue collecting is used to pass through internal negative pressure absorptive collection sample tissue, the vacuum cavitations portion is used to control the internal negative pressure size in portion, tissue collecting, and the functions such as tissue attraction, biopsy sampling and the physiological saline water filling in art may be implemented.
Description
Technical field
The utility model relates to medical instruments fields, more particularly to one kind to be used for department of general surgery, thoracic surgery, liver and gall surgical department, mind
Through surgery, Head and neck tumour, Orthopeadic Surgery, ear nose laryngosurgery, Urology Surgery, anorectal surgical, Breast Surgery, pediatric surgery, abdomen surgery,
Pancreatic surgery, digestive surgery, vascular surgery, endocrine surgery, plastic surgery, oncology, beauty section, Department of B urn, clinical laboratory, youngster
The ablative surgery knife of the departments such as section and gynaecology.
Background technique
Ablative surgery knife is a kind of energy caused by high frequency (1.5M-4.5MHz) electric signal to be applied to biological tissue
On, with it is implemented cutting, hemostasis, ablation, evaporation, remove, shrink etc. processing electrosurgery cutter.Due to ablative surgery
Cutter has the characteristics of high accuracy, high security and high controllability, is therefore widely used in the surgical operation of all kinds of departments.
With clinical medical continuous development, the complexity of surgical operation is higher and higher, and existing ablative surgery knife is
It is difficult to reach requirement, being primarily present following must solve defect: not being had biopsy sampled functions.Ablative surgery knife is right at present
After pathological tissues are cut, it cannot achieve to the pathological tissues sampling after cutting, operator can only replace other tools and take
Sample affects procedure efficiency.
In addition, it is nonessential, there is defect to be solved there is also following:
1) do not have tissue suction function.Current state-of-the-art ablative surgery knife is at most able to achieve to be generated to during operation
Smog attracted, can not achieve and biological tissue is attracted, the useless tissue of accumulation can stop target tissue, affect operation
The operating experience of person；
2) do not have physiological saline water-filling function.Ablative surgery knife does not have physiological saline water-filling function at present, when target group
Knit when perhaps target tissue carbonization is serious when the temperature is excessively high cannot effective water-cooled cooling or flushing, this point is different from plasma
Scalpel is filled the water to generate ionization environment.
Utility model content
The utility model embodiment provides a kind of ablative surgery knife for surgical operation, and the biopsy in art may be implemented
Sampled functions.
The utility model embodiment provides a kind of ablative surgery knife for surgical operation, and the ablative surgery knife includes
Toolbox, Handleset and biopsy component, the Handleset include ontology and handle；The toolbox is set to handle
The ontology front end of component；The biopsy component is set to the ontology rear end of Handleset, and the biopsy component includes tissue collecting
Portion and vacuum cavitations portion, the portion, tissue collecting are used for through internal negative pressure absorptive collection sample tissue, the vacuum cavitations portion
For controlling the internal negative pressure size in portion, tissue collecting.
Optionally, the portion, tissue collecting includes bottleneck, body and bottle holder, and the front end of the bottleneck is set to Handleset
Ontology rear end, the front end of the body is set to the rear end of bottleneck, and the front end of the bottle holder is set to the rear end of body, described
Body is made of transparent sapphire glass, is provided with through-hole on the axle center of the bottle holder, on the outer peripheral surface of the body and bottle holder
It is formed with external screw thread；The vacuum cavitations portion includes swivel nut cylinder, piston and pull rod, and axially plug is described in body for the piston
For pull rod axially across the through-hole on bottle holder, the front end of the pull rod is fixedly connected on the rear end of piston, and the rear end of the pull rod is solid
Surely it is connected to swivel nut cylinder, internal screw thread is formed on the inner peripheral surface of the swivel nut cylinder, the internal screw thread and external screw thread cooperate.
Optionally, knife pipe lower end is provided with preceding fixed link and rear fixed link, and the toolbox includes cutter head and knife
Pipe；The cutter head is set as bowl structure, and the bowl edge of the bowl structure is set as electrode tip, and the electrode tip includes positive electrode
And negative electrode；The first conduit wiring channel, the second conduit wiring channel, waterflood path in pipe are provided in the knife pipe, in pipe
Channel is sampled in waste discharge channel and pipe.
Optionally, the arc length of the positive electrode and negative electrode ratio is 7:2, and pottery is provided between the positive electrode and negative electrode
Porcelain insulating piece, the ceramic insulation piece is raised along clockwise direction along bowl, and the positive electrode and negative electrode are connected along bowl wall extension
To knife pipe, the bottom of bowl of the bowl structure offers water injection hole and waste discharge hole side by side up and down, the water injection hole and waste discharge hole
Aperture ratio is 2:9, and the center in the waste discharge hole offers sampling hole, and the aperture ratio of the waste discharge hole and sampling hole is 3:1, described
The aperture projecting degree of water injection hole, waste discharge hole and sampling hole is sequentially reduced.
Optionally, first conduit wiring channel, the second conduit wiring channel, waterflood path in pipe, waste discharge is logical in pipe
The one end in sampling channel is connected to positive electrode, negative electrode, water injection hole, waste discharge hole and sampling hole respectively in road and pipe, and described first
Conduit wiring channel, the second conduit wiring channel, waterflood path in pipe, in pipe in waste discharge channel and pipe sampling channel the other end
It is connected to Handleset.
Optionally, be provided parallel to two sections of the knife pipe pass through bending part connection between described parallel two sections.
Optionally, a=48.2 ° of the bending angle of the bending part.
Optionally, the Handleset includes shell, thumb wheel, wiring channel in the first handle, wiring channel, handle in the second handle
Waste discharge channel in interior waterflood path, handle samples channel, water injection interface, bending conduit, conduit mounting base, waste discharge mounting base in handle
With waste discharge interface；The thumb wheel is connected between toolbox and Handleset, for the band cutter under circumferential external force
Component rotates in a circumferential direction；Wiring channel in first handle, wiring channel in the second handle, waterflood path in handle, waste discharge channel in handle
With the one end in channel is sampled in handle respectively and in waterflood path in the first conduit wiring channel, the second conduit wiring channel, pipe, pipe
Waste discharge channel is connected to sampling channel in pipe；The other end of wiring channel connects in wiring channel and the second handle in first handle
It is connected to internal hardware circuit；Waterflood path is set to the ontology upper end of Handleset in the handle, and prolongs along the outer casing inner wall
It stretches and is connected to water injection interface；The other end in sampling channel extends towards the rear in the handle is connected to the front port of bending conduit；Institute
The other end for stating waste discharge channel in handle extends towards the rear to be connected to waste discharge mounting base, and the waste discharge mounting base is arranged in Handleset
Ontology rear end, the waste discharge mounting base and waste discharge orifice, the waste discharge interface with external waste discharge suction tube for connecting；
The rear port of the bending conduit is arranged in conduit mounting base, and the ontology rear end of Handleset is arranged in the conduit mounting base
And it is connected to bottleneck.
Optionally, formed b=48.2 ° of angle of the tube body of the water injection interface and the shell.
Optionally, the front port of the bending conduit is positioned vertically higher than port thereafter.
Therefore the utility model embodiment designs toolbox, Handleset and biopsy group on ablative surgery knife
The biopsy sampled functions in art may be implemented in part.
Detailed description of the invention
It, below will be to required in embodiment or description of the prior art in order to illustrate more clearly of the utility model embodiment
The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of ablative surgery knife for surgical operation provided by the embodiment of the utility model；
Fig. 2 is a kind of structural schematic diagram of biopsy component provided in an embodiment of the present invention；
Fig. 3 is a kind of structural schematic diagram of knife tube assembly provided in an embodiment of the present invention；
Fig. 4 is a kind of structural schematic diagram of electrode provided in an embodiment of the present invention；
Fig. 5 is a kind of structural schematic diagram of Handleset provided in an embodiment of the present invention.
Drawing reference numeral:
100- toolbox, 110- cutter head, 120- knife pipe, 111- positive electrode, 112- negative electrode, 113- ceramic insulation piece,
114- water injection hole, 115- waste discharge hole, 116- sampling hole, the first conduit wiring of 121- channel, the second conduit wiring of 122- channel,
123- manages interior waterflood path, and 124- manages interior waste discharge channel, sampling channel in 125- pipe；
200- Handleset, 210- ontology, 220- handle, 230- shell, 211- thumb wheel, the interior wiring of the first handle of 212- are logical
Road, wiring channel in the second handle of 213-, waterflood path in 214- handle, waste discharge channel in 215- handle sample channel in 216- handle,
2111- water injection interface, 2120- bend conduit, 2123- conduit mounting base, 2124- waste discharge mounting base, 2125- waste discharge interface；
300- biopsy component, 310- bottleneck, 320- body, 330- bottle holder, 340- swivel nut cylinder, 350- piston, 360- pull rod.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
Noun of locality front, rear, top, and bottom in the utility model embodiment respectively correspond 4 directions that Fig. 1 is identified.
Referring to Fig. 1, ablative surgery knife described in the ablative surgery knife includes toolbox, Handleset and biopsy group
Part, the Handleset include ontology and handle；The toolbox is set to the ontology front end of Handleset；The biopsy group
Part is set to the ontology rear end of Handleset, and the biopsy component includes portion, tissue collecting and vacuum cavitations portion, and the tissue is received
Collection portion is used for through internal negative pressure absorptive collection sample tissue, and the inside that the vacuum cavitations portion is used to control portion, tissue collecting is negative
Press size.
Therefore the biopsy sampled functions of ablative surgery knife may be implemented in the embodiment of the present invention.
Specifically, referring to Fig. 2, the portion, tissue collecting includes bottleneck, body and bottle holder, the front end setting of the bottleneck
In the ontology rear end of Handleset, the front end of the body is set to the rear end of bottleneck, and the front end of the bottle holder is set to body
Rear end, the body is made of transparent sapphire glass, and for transparent material convenient for observation, the anti-negative pressure ability of sapphire glass is strong,
It is provided with through-hole on the axle center of the bottle holder, is formed with external screw thread on the outer peripheral surface of the body and bottle holder；The vacuum cavitations
Portion includes swivel nut cylinder, piston and pull rod, the piston axially plug in body, the pull rod axially across the through-hole on bottle holder,
The front end of the pull rod is fixedly connected on the rear end of piston, and the rear end of the pull rod is fixedly connected on swivel nut cylinder, the swivel nut cylinder
Inner peripheral surface on be formed with internal screw thread, the internal screw thread and external screw thread cooperate.
Fig. 3 and Fig. 4 are please referred to, the toolbox includes cutter head and knife pipe；The cutter head is set as bowl structure,
In, bowl structure is easier lesion where locking target tissue, and forms sucker shape, can the regional organization completely be melted and be plucked
It removes.The bowl edge of the bowl structure is set as electrode tip, and the electrode tip includes positive electrode and negative electrode, wherein electrode tip is set
Ablation can be made from outside to inside in bowl edge by setting, and outside is first detached from, internal complete reservation, can conducive to the bulk sorbent and inside of target tissue
As sample.The arc length of the positive electrode and negative electrode ratio is 7:2, wherein the arc length ratio of 7:2 may make between positive electrode and negative electrode
Electrical circuit through target tissue in it is optimal it is fan-shaped be distributed, procedure efficiency reaches highest.It is arranged between the positive electrode and negative electrode
There is ceramic insulation piece, the ceramic insulation piece is raised along clockwise direction along bowl, convenient for positive and negative electrode installation while enhancing knife
The stability of head.The positive electrode and negative electrode extend along bowl wall is connected to knife pipe, and the bottom of bowl of the bowl structure offers
Under water injection hole side by side and waste discharge hole, the aperture ratio in the water injection hole and waste discharge hole is 2:9, wherein supplemented by water filling, waste discharge
Based on sampling, therefore the aperture of water injection hole is preferable less than the aperture in waste discharge hole, and aperture ratio is that 2:9 is best after tested.The waste discharge
The center in hole offers sampling hole, and the aperture ratio of the waste discharge hole and sampling hole is 3:1, wherein due to useless group generated in art
The amount knitted will be far more than the amount of sample tissue, therefore the aperture in waste discharge hole is greater than 2 times of sampling hole preferably, and aperture ratio is after tested
3:1 is best.The aperture projecting degree of the water injection hole, waste discharge hole and sampling hole is sequentially reduced, and solution may make first to contact target group
It knits, waste discharge hole and sampling hole successively adsorb target tissue again, promote surgical effect.Be provided parallel to two sections of the knife pipe, it is described
It is connected between parallel two sections by bending part, a=48.2 ° of the bending angle of the bending part, on the one hand, since knife pipe is opposite
Longer, operator's sight is easily blocked, and is not easy to observe cutter head, by the way that bending part is arranged, so that visual angle becomes larger, hand of being more convenient for
Patient observes cutter head, and on the other hand, preceding knife pipe is lower relative to rear knife pipe position, and solution is easier to improve with gravity fall
Charging efficiency especially encounters surgical scene when cutter head being needed to propose upwards, is not in that solution is flow backwards.It is provided in the knife pipe
First conduit wiring channel, the second conduit wiring channel, waterflood path in pipe sample channel, institute in waste discharge channel and pipe in pipe
State the first conduit wiring channel, the second conduit wiring channel, waterflood path in pipe, sampling channel in waste discharge channel and pipe in pipe
One end is connected to positive electrode, negative electrode, water injection hole, waste discharge hole and sampling hole respectively, first conduit wiring channel, the second pipe
Waterflood path in interior wiring channel, pipe, the other end in sampling channel is connected to Handleset in waste discharge channel and pipe in pipe.
Referring to Fig. 5, the Handleset includes shell, thumb wheel, wiring channel in the first handle, wiring is logical in the second handle
Waterflood path in road, handle, waste discharge channel in handle sample channel, water injection interface, bending conduit, conduit mounting base, waste discharge peace in handle
Fill seat and waste discharge interface；The thumb wheel is connected between toolbox and Handleset, for driving under circumferential external force
Toolbox rotates in a circumferential direction, it should be pointed out that by designing circular passage in thumb wheel, it can be achieved that in the Shi Buying that rotates in a circumferential direction
The patency and connectivity in each channel are rung, there are many annular passage design methods, belongs to the prior art, no longer superfluous here
It states；Wiring channel in first handle, wiring channel in the second handle, waterflood path in handle, sampling in waste discharge channel and handle in handle
The one end in channel respectively with waste discharge channel in waterflood path in the first conduit wiring channel, the second conduit wiring channel, pipe, pipe and
Sampling channel connection in pipe；In first handle in wiring channel and the second handle the other end of wiring channel be all connected to it is internal hard
Part circuit；Waterflood path is set to the ontology upper end of Handleset in the handle, and is connected to note along outer casing inner wall extension
Water interface；The other end in sampling channel extends towards the rear in the handle is connected to the front port of bending conduit；Waste discharge in the handle
The other end in channel extends towards the rear to be connected to waste discharge mounting base, after the ontology of Handleset is arranged in the waste discharge mounting base
End, the waste discharge mounting base and waste discharge orifice, the waste discharge interface with external waste discharge suction tube for connecting；The bending
The rear port of conduit is arranged in conduit mounting base, and the ontology rear end of Handleset and and bottleneck is arranged in the conduit mounting base
Connection；Formed b=48.2 ° of angle of the tube body of the water injection interface and the shell, the wherein bending part of the angle and knife pipe
Bending angle is consistent, it is therefore an objective to water filling component be avoided to block sight；The front port of the bending conduit is positioned vertically higher than
Thereafter the front port of port, the bending conduit is positioned vertically higher than port thereafter, so that sample tissue can be under gravity
It falls, samples more smooth.
In order to make it easy to understand, will hereafter describe down the principle of the ablative surgery knife from whole:
Firstly, high-frequency energy, which is applied to cutter head, acts on target tissue, it can make to melt around target tissue, so that whole extract target
Tissue, the fragmentary tissue of surrounding can enter waste discharge channel, and intermediate sample tissue can enter sampling channel；
Then, on the one hand, operator axially pulls piston to form negative pressure by rotation swivel nut cylinder, so that sample tissue is logical
Over sampling channel is adsorbed into biopsy component, realizes biopsy sampled functions.On the other hand, the fragmentary tissue of cutter head absorption passes through
Waste discharge channel reaches waste discharge interface, and the external waste discharge suction tube being connected with waste discharge interface can adsorb these useless tissues, realize tissue
Suction function.In addition, operator can fill the water by water injection interface to toolbox, saline infusions function is realized.
Therefore the utility model embodiment provides a kind of ablative surgery knife for surgical operation, may be implemented
Tissue in art attracts, biopsy sampling and physiological saline fill the water.
Above disclosures are merely preferred embodiments of the utility model, the description thereof is more specific and detailed, certainly not
The interest field of the utility model, therefore equivalent variations made according to the claim of the utility model can be limited with this, still belonged to
The range that the utility model is covered.It should be pointed out that for those of ordinary skill in the art, not departing from this reality
Under the premise of with novel design, various modifications and improvements can be made, and these are all within the protection scope of the present invention.
Claims (10)
1. a kind of ablative surgery knife for surgical operation, which is characterized in that the ablative surgery knife includes toolbox, handle
Component and biopsy component, the Handleset include ontology and handle；Before the toolbox is set to the ontology of Handleset
End；The biopsy component is set to the ontology rear end of Handleset, and the biopsy component includes portion, tissue collecting and vacuum cavitations
Portion, the portion, tissue collecting are used for through internal negative pressure absorptive collection sample tissue, and the vacuum cavitations portion is for controlling tissue
The internal negative pressure size of collection portion.
2. being used for the ablative surgery knife of surgical operation as described in claim 1, which is characterized in that the portion, tissue collecting includes
Bottleneck, body and bottle holder, the front end of the bottleneck are set to the ontology rear end of Handleset, and the front end of the body is set to bottle
The rear end of neck, the front end of the bottle holder are set to the rear end of body, and the body is made of transparent sapphire glass, the bottle holder
Axle center on be provided with through-hole, be formed with external screw thread on the outer peripheral surface of the body and bottle holder；The vacuum cavitations portion includes spiral shell
Sleeve, piston and pull rod, axially plug is in body for the piston, and the pull rod is axially across the through-hole on bottle holder, the pull rod
Front end be fixedly connected on the rear end of piston, the rear end of the pull rod is fixedly connected on swivel nut cylinder, the inner peripheral surface of the swivel nut cylinder
On be formed with internal screw thread, the internal screw thread and external screw thread cooperate.
3. being used for the ablative surgery knife of surgical operation as claimed in claim 2, which is characterized in that the toolbox includes knife
Head and knife pipe；The cutter head is set as bowl structure, and the bowl edge of the bowl structure is set as electrode tip, and the electrode tip includes
Positive electrode and negative electrode；It is provided with that the first conduit wiring channel, the second conduit wiring channel, water filling is logical in pipe in the knife pipe
Channel is sampled in waste discharge channel and pipe in road, pipe.
4. being used for the ablative surgery knife of surgical operation as claimed in claim 3, which is characterized in that the positive electrode and negative electrode
Arc length ratio be 7:2, ceramic insulation piece is provided between the positive electrode and negative electrode, the ceramic insulation piece is along bowl along up time
Needle direction protrusion, the positive electrode and negative electrode are connected to knife pipe along bowl wall extension, and the bottom of bowl of the bowl structure offers
Under water injection hole side by side and waste discharge hole, the aperture ratio in the water injection hole and waste discharge hole is 2:9, and the center in the waste discharge hole offers
The aperture ratio of sampling hole, the waste discharge hole and sampling hole is 3:1, the prominent journey in the aperture of the water injection hole, waste discharge hole and sampling hole
Degree is sequentially reduced.
5. being used for the ablative surgery knife of surgical operation as claimed in claim 4, which is characterized in that first conduit wiring is logical
Road, the second conduit wiring channel, waterflood path in pipe, in pipe in waste discharge channel and pipe the one end in sampling channel respectively with positive electricity
Pole, negative electrode, water injection hole, waste discharge hole are connected to sampling hole, first conduit wiring channel, the second conduit wiring channel, pipe
The other end in waste discharge channel and the interior sampling channel of pipe is connected to Handleset in interior waterflood path, pipe.
6. being used for the ablative surgery knife of surgical operation as claimed in claim 5, which is characterized in that the knife pipe is provided parallel to
Two sections, described parallel two sections between pass through bending part connection.
7. being used for the ablative surgery knife of surgical operation as claimed in claim 6, which is characterized in that the bending angle of the bending part
A=48.2 ° of degree.
8. being used for the ablative surgery knife of surgical operation as claimed in claim 5, which is characterized in that the Handleset includes outer
Shell, thumb wheel, wiring channel in the first handle, wiring channel in the second handle, waterflood path in handle, waste discharge channel in handle sample in handle
Channel, water injection interface, bending conduit, conduit mounting base, waste discharge mounting base and waste discharge interface；The thumb wheel is connected to toolbox
Between Handleset, for driving toolbox to rotate in a circumferential direction under circumferential external force；Wiring channel in first handle,
Wiring channel in second handle, waterflood path in handle, the one end in sampling channel respectively and in the first pipe in waste discharge channel and handle in handle
Wiring channel, the second conduit wiring channel, waterflood path in pipe, sampling channel is connected in waste discharge channel and pipe in pipe；Described
The other end of wiring channel is all connected to internal hardware circuit in wiring channel and the second handle in one handle；Waterflood path in the handle
It is set to the ontology upper end of Handleset, and is connected to water injection interface along outer casing inner wall extension；Channel is sampled in the handle
The other end extend towards the rear with bending conduit front port be connected to；In the handle other end in waste discharge channel extend towards the rear with
The ontology rear end of Handleset is arranged in the connection of waste discharge mounting base, the waste discharge mounting base, and the waste discharge mounting base connects with waste discharge
Mouth connection, the waste discharge interface with external waste discharge suction tube for connecting；The rear port setting of the bending conduit is pacified in conduit
It fills on seat, the conduit mounting base is arranged in the ontology rear end of Handleset and is connected to bottleneck.
9. being used for the ablative surgery knife of surgical operation as claimed in claim 8, which is characterized in that the tube body of the water injection interface
B=48.2 ° of angle formed with the shell.
10. being used for the ablative surgery knife of surgical operation as claimed in claim 8, which is characterized in that before the bending conduit
Port is positioned vertically higher than port thereafter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820315868.4U CN208693437U (en) | 2018-03-07 | 2018-03-07 | A kind of ablative surgery knife for surgical operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820315868.4U CN208693437U (en) | 2018-03-07 | 2018-03-07 | A kind of ablative surgery knife for surgical operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208693437U true CN208693437U (en) | 2019-04-05 |
Family
ID=65912234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820315868.4U Expired - Fee Related CN208693437U (en) | 2018-03-07 | 2018-03-07 | A kind of ablative surgery knife for surgical operation |
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| Country | Link |
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| CN (1) | CN208693437U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112168337A (en) * | 2020-10-09 | 2021-01-05 | 四川大学华西第四医院 | Water-cooled radio frequency electric wave knife |
| CN117958958A (en) * | 2024-03-28 | 2024-05-03 | 浙江伽奈维医疗科技有限公司 | Hemorrhoid ablation electrode assembly, hemorrhoid ablation system and tissue ablation system for narrow space |
-
2018
- 2018-03-07 CN CN201820315868.4U patent/CN208693437U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112168337A (en) * | 2020-10-09 | 2021-01-05 | 四川大学华西第四医院 | Water-cooled radio frequency electric wave knife |
| CN117958958A (en) * | 2024-03-28 | 2024-05-03 | 浙江伽奈维医疗科技有限公司 | Hemorrhoid ablation electrode assembly, hemorrhoid ablation system and tissue ablation system for narrow space |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190405 Termination date: 20210307 |
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| CF01 | Termination of patent right due to non-payment of annual fee |