CN208876743U - A kind of microwave melt needle - Google Patents
A kind of microwave melt needle Download PDFInfo
- Publication number
- CN208876743U CN208876743U CN201821141612.2U CN201821141612U CN208876743U CN 208876743 U CN208876743 U CN 208876743U CN 201821141612 U CN201821141612 U CN 201821141612U CN 208876743 U CN208876743 U CN 208876743U
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- CN
- China
- Prior art keywords
- needle
- handle
- shank
- microwave
- needle tubing
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of microwave melt needles, including syringe needle, needle tubing, shank and handle, syringe needle is located at needle tubing one end, syringe needle is made of needle point and peeling knife, needle point and peeling knife setting are integrated, peeling knife is hollow setting, blade and through-hole are provided on its cutter hub, shank is arranged in needle tubing, shank one end is fixedly connected with needle point, the other end runs through the rotation axis connection of handle and motor, pipeline and microwave coaxial cable are provided between shank and needle tubing, pipeline is set on the inner wall of needle tubing, microwave coaxial cable is connect through handle with microwave emitter, shank and microwave coaxial cable are flexibly connected with handle, channel is additionally provided in handle, it is docked with pipeline one end of the channel, the other end is connected with syringe.The device can effectively solve the incomplete existing ablation of existing ablation needle, ablative surgery time length and tumour and smash the problems such as liquid cannot exclude to pieces.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to arrives a kind of microwave melt needle.
Background technique
Microwave Coagulation Therapy be a kind of pair of tumor tissues have efficiently, quickly, be evenly heated, thermocoagulation thoroughly, user
Just, safe treatment method, is widely used to clinic for many years.The microwave energy of microwave ablation therapeutic equipment transmitting, which is transmitted to, to disappear
Melt needle and be radiated tumor focus tissue, microwave make ion in tissue, polar water molecules whirling vibration, phase mutual friction and generate
Fuel factor solidifies tumor cell proteins qualitative change by way of heat, leads to irreversible necrosis, to reach oncotherapy mesh
's.But existing microwave melt needle may cause when eliminating to the biggish tumour of volume and melt incomplete, ablation hand
Tumour after the extension of art time and ablation smashs the disadvantages of liquid cannot exclude to pieces, is unfavorable for the postoperative rehabilitation of patient.
Utility model content
In view of the above deficiencies, the utility model provides a kind of microwave melt needle, which can effectively solve existing ablation
Tumour after the existing ablation of needle is incomplete, the ablative surgery time is long and ablation smashs the problems such as liquid cannot exclude to pieces.
To achieve the above object, the technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of microwave melt needle, which is characterized in that including syringe needle, needle tubing, shank and handle, syringe needle is located at needle tubing one end,
Syringe needle is made of needle point and peeling knife, and needle point and peeling knife setting are integrated, and peeling knife is hollow setting, is provided on cutter hub
Blade and through-hole, shank are arranged in needle tubing, and shank one end is fixedly connected with needle point, and the other end runs through the rotation of handle and motor
Axis connection is provided with pipeline and microwave coaxial cable between shank and needle tubing, pipeline is set on the inner wall of needle tubing, microwave coaxial
Cable penetration handle is connect with microwave emitter, and motor and microwave emitter are all set in outside handle, shank and microwave coaxial electricity
Cable is flexibly connected with handle, and needle tubing is fixedly connected with handle, and channel is additionally provided in handle, and one end of the channel is docked with pipeline, separately
One end is connected with syringe.
Further, the blade of peeling knife is helically disposed on cutter hub, is in 60 degree of angles between blade and cutter hub.
Further, the outer surface of syringe needle and needle tubing is covered with polytetrafluorethylecoatings coatings.
Further, through-hole is arranged between any two rows blade.
In conclusion the utility model has the advantage that
1, the ablation needle can effectively shorten operating time, improve procedure efficiency, reduce the occurrence probability of postoperative complications, when
It, can be while microwave ablation by local tumor tissue mashing by running at high speed for peeling knife when the diameter of tumour is greater than 5cm
And cut off, the tissue smashed to pieces can be sucked out by the pipeline in needle tubing, avoided operative site from smashing liquid to pieces excessive, led to ablation time
Increase, postoperative resume speed can also be accelerated after the liquid smashed to pieces is sucked out, reduce the occurrence probability of complication.
2, the working principle of the ablation needle is simple, reasonable in design, easily operated.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of microwave melt needle；
Fig. 2 is another structural schematic diagram of microwave melt needle；
Fig. 3 is the structural schematic diagram of peeling knife；
Wherein, 1, needle point；2, peeling knife；21, cutter hub；22, through-hole；23, blade；3, needle tubing；4, shank；5, microwave coaxial
Cable；6, pipeline；7, handle；71, channel；8, syringe.
Specific embodiment
Specific embodiment of the present utility model is described in detail with reference to the accompanying drawing.
In one embodiment of the utility model, as shown in Figure 1-3, a kind of microwave melt needle is provided, including syringe needle, needle
Pipe 3, shank 4 and handle 7, syringe needle are conical design, for being inserted into skin histology, reduce resistance, reduce the injury to patient, needle
Pipe 3 is cambered design for fixing shank 4 and syringe needle, 3 leading portion of needle tubing, can reduce resistance when insertion, reduce the wound to patient
Evil, shank 4 is for driving syringe needle to rotate；
Syringe needle is located at 3 one end of needle tubing, and syringe needle is made of needle point 1 and peeling knife 2, and needle point 1 and the setting of peeling knife 2 are integrated,
Peeling knife 2 is hollow setting, is provided with blade 23 and through-hole 22 on cutter hub 21, when shank 4 drives needle point 1 to revolve while rotation
Cutter 2 also and then runs at high speed, and then tumor tissues are smashed to pieces and cut off；Preferably, 23 spiral shape of the blade setting of peeling knife 2
It is in 60 degree of angles between blade 23 and cutter hub 21 on cutter hub 21, blade 23 is helically disposed on cutter hub 21, can reduce rotary-cut
When resistance, reduce injury to patient body；It is in 60 degree of inclined settings by blade 23 and cutter hub 21, when cutter hub 21 is rotating
When, it is angled between blade 23 and tumor tissues, keep cutting more thorough；Preferably, poly- four are covered on syringe needle and needle tubing 3
Vinyl fluoride coating, when ablation needle is inserted into tissue, polytetrafluorethylecoatings coatings can be reduced between syringe needle and needle tubing 3 and bodily tissue
Resistance facilitates insertion into；Preferably, through-hole 22 is arranged between any two rows blade 23, through-hole 22 can auxiliary blade 23 by tumour
Tissue mashing improves procedure efficiency.
Shank 4 is arranged in needle tubing 3, and 4 one end of shank is fixedly connected with needle point 1, turn of the other end through handle and motor
Moving axis connection drives shank 4 to rotate by motor, and then achievees the purpose that peeling knife 2 is driven to rotate；Between shank 4 and needle tubing 3
It is provided with pipeline 6 and microwave coaxial cable 5, pipeline 6 is set on the inner wall of needle tubing 3, after peeling knife 2 blends tumor tissues,
It can be sucked out by pipeline 6, shorten operating time, improve procedure efficiency, and the occurrence probability of postoperative complication can be reduced；
Microwave coaxial cable 5 is connect through handle 7 with microwave emitter, and motor and microwave emitter are all set in outside handle 7, shank 4
It is flexibly connected with microwave coaxial cable 5 with handle 7, needle tubing 3 is fixedly connected with handle 7, operation consent, and peeling knife 2 is located at needle tubing 3
It is interior, it can avoid the blade 23 when being inserted into ablation needle and hurt bodily tissue, bring injury to patient, when being inserted into ablation needle, can hold
Handle 7 inwardly pushes needle tubing 3 and shank 4, when being inserted into appropriate location, stops pushing handle 7, continue to press on shank 4 relative to
Needle tubing 3 moves forward, and exposes peeling knife 2 outside needle tubing 3, directly contacts with tumour, peeling knife 2 can be made in shank 4 in this way
Lower rotation is driven, achievees the purpose that smash to pieces tumor tissues；It is additionally provided in handle 7 and channel 71,71 one end of channel and pipeline 6
Docking, the other end are connected with syringe 8, tumour can be smashed to liquid to pieces after channel 71 and pipeline 6 are sucked out by syringe 8
It abandons.
Although being described in detail in conjunction with attached drawing to specific embodiment of the present utility model, should not be construed as pair
The restriction of the protection scope of this patent.In range described by claims, those skilled in the art are without creative labor
The dynamic various modifications that can be made and deformation still belong to the protection scope of this patent.
Claims (4)
1. a kind of microwave melt needle, which is characterized in that including syringe needle, needle tubing (3), shank (4) and handle (7), the syringe needle position
In the needle tubing (3) one end, the syringe needle is made of needle point (1) and peeling knife (2), the needle point (1) and peeling knife (2) setting
It is integrated, the peeling knife (2) is hollow setting, is provided with blade (23) and through-hole (22), the shank on cutter hub (21)
(4) in the needle tubing (3), described shank (4) one end is fixedly connected with the needle point (1) for setting, and the other end runs through described
The rotation axis connection of hand (7) and motor is provided with pipeline (6) and microwave coaxial electricity between the shank (4) and the needle tubing (3)
Cable (5), the pipeline (6) are set on the inner wall of the needle tubing (3), and the microwave coaxial cable (5) runs through the handle (7)
Connect with microwave emitter, the motor and the microwave emitter are all set in the handle (7) outside, the shank (4) and
The microwave coaxial cable (5) is flexibly connected with the handle (7), and the needle tubing (3) is fixedly connected with the handle (7), institute
It states and is additionally provided with channel (71) in handle (7), described channel (71) one end is docked with the pipeline (6), and the other end is flexibly connected
There are syringe (8).
2. microwave melt needle as described in claim 1, which is characterized in that blade (23) spiral shape of the peeling knife (2) is set
It sets on the cutter hub (21), is in 60 degree of angles between the blade (23) and the cutter hub (21).
3. microwave melt needle as described in claim 1, which is characterized in that the outer surface of the syringe needle and needle tubing (3) is covered with
Polytetrafluorethylecoatings coatings.
4. microwave melt needle as described in claim 1, which is characterized in that the knife described in any two row is arranged in the through-hole (22)
Between piece (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821141612.2U CN208876743U (en) | 2018-07-18 | 2018-07-18 | A kind of microwave melt needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821141612.2U CN208876743U (en) | 2018-07-18 | 2018-07-18 | A kind of microwave melt needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208876743U true CN208876743U (en) | 2019-05-21 |
Family
ID=66506808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821141612.2U Expired - Fee Related CN208876743U (en) | 2018-07-18 | 2018-07-18 | A kind of microwave melt needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208876743U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507393A (en) * | 2019-08-16 | 2019-11-29 | 绍兴市人民医院 | A kind of tumour casing rotary cutting apparatus |
| CN112754653A (en) * | 2021-01-15 | 2021-05-07 | 江苏省人民医院 | Laparoscope microwave needle |
-
2018
- 2018-07-18 CN CN201821141612.2U patent/CN208876743U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110507393A (en) * | 2019-08-16 | 2019-11-29 | 绍兴市人民医院 | A kind of tumour casing rotary cutting apparatus |
| CN112754653A (en) * | 2021-01-15 | 2021-05-07 | 江苏省人民医院 | Laparoscope microwave needle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190521 Termination date: 20200718 |