CN208541399U - Adjustable cryoablation treatment puncture needle - Google Patents
Adjustable cryoablation treatment puncture needle Download PDFInfo
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- CN208541399U CN208541399U CN201720979956.XU CN201720979956U CN208541399U CN 208541399 U CN208541399 U CN 208541399U CN 201720979956 U CN201720979956 U CN 201720979956U CN 208541399 U CN208541399 U CN 208541399U
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- probe
- puncture needle
- handle
- interlayer
- adjustable
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Abstract
The utility model provides a kind of adjustable cryoablation treatment puncture needle.The adjustable cryoablation treatment puncture needle includes handle, probe, air flue, thermal insulation layer, regulating mechanism, the probe is set to the handle end, the air flue runs through the handle, and it extends in the probe, the first interlayer is formed between the air flue and the handle inner wall, the second interlayer is formed between the probe inner wall, a cavity is formed between the probe tip, the thermal insulation layer is set to second interlayer, it is arranged close to the probe inner wall, the regulating mechanism is set to the handle, and connect with the thermal insulation layer.The adjustable cryoablation treatment provided by the utility model with puncture needle solve the prior art adjustable cryoablation treatment puncture needle therapeutic face it is non-adjustable, easily injure health tissues technical problem.
Description
Technical field
The utility model relates to field of medical device, and in particular to a kind of adjustable cryoablation treatment puncture needle.
Background technique
Cryogenic freezing ablation is a kind of therapeutic modality melted with 0 to -190 DEG C of ultralow temperature to entity tumor, treatment
When mostly protrude into human body and operated by being equipped with the probe of gas path pipe.The gas path pipe of the probe of the prior art is fixed
, the ice hockey size that needle point generates is also fixed.For pathological tissues in irregular shape, need using a variety of different sizes
Probe, it is reciprocal to carry out repeatedly treatment operation, and be difficult to ensure and do not injure periphery health tissues.
Utility model content
It is non-adjustable for the adjustable cryoablation treatment puncture needle therapeutic face of the solution prior art, easily injure health tissues
Technical problem, the utility model provide a kind of adjustable cryoablation treatment puncture needle to solve the above problems.
A kind of adjustable cryoablation treatment puncture needle, including handle, probe, air flue, thermal insulation layer, regulating mechanism, institute
The end that probe is set to the handle is stated, the air flue runs through the handle, and extends in the probe, the air flue and institute
It states and forms the first interlayer between the inner wall of handle, form the second interlayer between the inner wall of the probe, the point with the probe
Form a cavity between end, the air flue, second interlayer, is sequentially communicated between first interlayer cavity；
The thermal insulation layer is set to second interlayer, and the inner wall close to the probe is arranged, and the part thermal insulation layer extends
To the cavity, cover the inner wall of a part of the cavity, the regulating mechanism is set to the handle, and with the thermal insulation layer
Connection.
In a kind of preferred embodiment of adjustable cryoablation treatment puncture needle provided by the utility model, part institute
It states thermal insulation layer and extends to the cavity, cover the inner wall of a part of the cavity.
In a kind of preferred embodiment of adjustable cryoablation treatment puncture needle provided by the utility model, it is described can
Mode cryoablation treatment puncture needle further includes connecting screw, and the connecting screw is set in the handle, and the probe is logical
The connecting screw is crossed to connect with the handle.
In a kind of preferred embodiment of adjustable cryoablation treatment puncture needle provided by the utility model, the gas
Road runs through the connecting screw simultaneously, and third interlayer, second interlayer, institute are formed between the air flue and the connecting screw
State third interlayer, first interlayer is sequentially communicated.
In a kind of preferred embodiment of adjustable cryoablation treatment puncture needle provided by the utility model, it is described can
Mode cryoablation treatment puncture needle further includes sealing ring, the sealing ring be set to the probe and the connecting screw it
Between.
In a kind of preferred embodiment of adjustable cryoablation treatment puncture needle provided by the utility model, the hand
Handle includes handle body and adjusts opening, and the adjusting opening is set to the handle body end.
In a kind of preferred embodiment of adjustable cryoablation treatment puncture needle provided by the utility model, the spy
Needle is set to the handle body end, and is partly embedded into the handle body, extends in the adjusting opening, the adjusting machine
Structure is open set on the adjusting, is arranged around the probe, and connect with the thermal insulation layer.
In a kind of preferred embodiment of adjustable cryoablation treatment puncture needle provided by the utility model, the hand
Handle further includes heat exchange fin, and the heat exchange fin is set in first interlayer, close to the one side of the air flue outer wall.
Compared to the prior art, the adjustable cryoablation treatment provided by the utility model puncture needle has following
The utility model has the advantages that
One, the adjustable cryoablation treatment is equipped with the thermal insulation layer with puncture needle, using on the insulating layer structure
It is irregular, realize a fan-shaped treatment face, can more easily carry out ablation using fan-shaped surface, will not injure
Periphery health tissues.
Two, the adjustable cryoablation treatment is equipped with the adjustment structure with puncture needle, is changed using machinery rotation
Ice hockey position, structure are simple and convenient to operate, and improve therapeutic efficiency.
Three, the adjustable cryoablation treatment is equipped with the heat exchange fin with puncture needle, using return-air residual temperature to air inlet
It is preheated or is pre-chilled, effectively increased the utilization rate of energy, reduce gas consumption.
Detailed description of the invention
Fig. 1 is the cross-sectional view of adjustable cryoablation treatment puncture needle provided by the utility model；
Fig. 2 is the partial enlarged view at the cavity of Fig. 1；
Fig. 3 is the partial enlarged view of the adjusting opening of Fig. 1；
Fig. 4 is the partial enlarged view at the heat exchange fin of Fig. 1；
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 describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.
Please refer to Fig. 1 to Fig. 4, wherein Fig. 1 is that adjustable cryoablation treatment provided by the utility model punctures
The cross-sectional view of needle, Fig. 2 are the partial enlarged views at the cavity of Fig. 1, and Fig. 3 is the partial enlarged view of the adjusting opening of Fig. 1, Fig. 4
It is the partial enlarged view at the heat exchange fin of Fig. 1.
The adjustable cryoablation treatment with puncture needle 1 include handle 11, probe 12, connecting screw 13, sealing ring 14,
Air flue 15, thermal insulation layer 16, regulating mechanism 17.
The handle 11 includes handle body 111, adjusts opening 112, heat exchange fin 113.
The handle body 111 is straight tube shape.The connecting screw 13 is set to one end, and the adjusting opening 112 is set
In the handle body 111, it is set to 13 side of connecting screw.
The probe 12 is connect by the connecting screw 13 with the handle body 111.The sealing ring 14 is set to institute
It states between probe 12 and the understanding screw rod 13, prevents from generating gas leakage therebetween.
The air flue 15 is in the handle body 111 is far from described one end for adjusting opening 112, axially through institute
Handle body 111, the connecting screw 13 are stated, until in the probe 12.The successively shape between the handle body 111 on the way
The second interlayer is formed at being formed between third interlayer 23 and the probe 12 between the first interlayer 21 and the connecting screw 13
22, a cavity 20 is formed between the tip of the probe 12.
The heat exchange fin 113 is set to first interlayer 21, is set to 15 outside of air flue.
The thermal insulation layer 16 is set to second interlayer, is set to 12 inner wall of probe.Prolong the heat-insulated side 16 of side
It extends to 15 end of air flue to beat only, the thermal insulation layer 16 of the other side is then extended to be supported with the tip of the probe 12
It connects, more than half inner wall area of cavity described in covering part.
Gas can be via flowing to the cavity 20 in the air flue 15, then successively via second interlayer 22, described
Three interlayers 23, first interlayer 21 discharge.
The regulating mechanism 17 be set to adjustings opening 112, around the probe 12 setting, and with the thermal insulation layer 16
Connection.It can rotate in a circumferential direction along the probe 12, the thermal insulation layer 16 is driven to rotate together.
When it is implemented, it is consistent to treat the cryoablation treatments equipment such as operation and the argon helium knife of the prior art.Gas via
Enter in the air flue 15, throttle effect is generated at Yu Suoshu cavity, so that temperature is reduced or is increased, and successively arrange via each interlayer
Out.
Due to the setting of the thermal insulation layer 16, the tip of the probe 12 only forms cryogenic iceball on one side.Rotate the tune
Mechanism 17 is saved, the thermal insulation layer 16 can be driven to rotate, and then changes the position of cryogenic iceball, different location is controlled in realization
It treats.
Compared to the prior art, the adjustable cryoablation treatment provided by the utility model with puncture needle 1 have with
It is lower the utility model has the advantages that
One, the adjustable cryoablation treatment is equipped with the thermal insulation layer 16 with puncture needle 1, utilizes 16 knot of thermal insulation layer
It is irregular on structure, a fan-shaped treatment face is realized, can more easily carry out ablation using fan-shaped surface, it will not
Injure periphery health tissues.
Two, the adjustable cryoablation treatment is equipped with the adjustment structure 17 with puncture needle 1, is changed using machinery rotation
Become ice hockey position, structure is simple and convenient to operate, and improves therapeutic efficiency.
Three, the adjustable cryoablation treatment is equipped with the heat exchange fin 113 with puncture needle 1, utilizes return-air residual temperature pair
Air inlet is preheated or is pre-chilled, and is effectively increased the utilization rate of energy, is reduced gas consumption.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Using equivalent structure or equivalent flow shift made by the utility model description, it is applied directly or indirectly in other phases
The technical field of pass similarly includes within the scope of patent protection of the utility model.
Claims (7)
1. a kind of adjustable cryoablation treatment puncture needle, it is characterised in that: including handle, probe, air flue, thermal insulation layer, tune
Mechanism is saved, the probe is set to the end of the handle, and the air flue runs through the handle, and extends in the probe, institute
It states and forms the first interlayer between air flue and the inner wall of the handle, form the second interlayer between the inner wall of the probe, with institute
State between the tip of probe one cavity of formation, the air flue, the cavity, second interlayer, between first interlayer
It is sequentially communicated；
The thermal insulation layer is set to second interlayer, and the inner wall close to the probe is arranged, and the part thermal insulation layer extends to institute
Cavity is stated, covers the inner wall of a part of the cavity, the regulating mechanism is set to the handle, and connects with the thermal insulation layer
It connects.
2. adjustable cryoablation treatment puncture needle according to claim 1, it is characterised in that: the adjustable freezing
Ablation puncture needle further includes connecting screw, and the connecting screw is set in the handle, and the probe passes through the company
Screw rod is connect to connect with the handle.
3. adjustable cryoablation treatment puncture needle according to claim 2, it is characterised in that: the air flue passes through simultaneously
The connecting screw is worn, forms third interlayer, second interlayer, third folder between the air flue and the connecting screw
Layer, first interlayer are sequentially communicated.
4. adjustable cryoablation treatment puncture needle according to claim 2, it is characterised in that: the adjustable freezing
Ablation puncture needle further includes sealing ring, and the sealing ring is set between the probe and the connecting screw.
5. adjustable cryoablation treatment puncture needle according to any one of claims 1 to 4, it is characterised in that: the hand
Handle includes handle body and adjusts opening, and the adjusting opening is set to the handle body end.
6. adjustable cryoablation treatment puncture needle according to claim 5, it is characterised in that: the probe is set to institute
Handle body end is stated, and is partly embedded into the handle body, is extended in the adjusting opening, the regulating mechanism is set to institute
Adjusting opening is stated, is arranged around the probe, and connect with the thermal insulation layer.
7. adjustable cryoablation treatment puncture needle according to claim 5, it is characterised in that: the handle further includes
Heat exchange fin, the heat exchange fin is set in first interlayer, close to the one side of the air flue outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720979956.XU CN208541399U (en) | 2017-08-08 | 2017-08-08 | Adjustable cryoablation treatment puncture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720979956.XU CN208541399U (en) | 2017-08-08 | 2017-08-08 | Adjustable cryoablation treatment puncture needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208541399U true CN208541399U (en) | 2019-02-26 |
Family
ID=65415740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720979956.XU Expired - Fee Related CN208541399U (en) | 2017-08-08 | 2017-08-08 | Adjustable cryoablation treatment puncture needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208541399U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110478027A (en) * | 2019-08-13 | 2019-11-22 | 上海导向医疗系统有限公司 | A kind of cryoablation needle of adjustable targeting district |
| WO2021027397A1 (en) * | 2019-08-13 | 2021-02-18 | 上海导向医疗系统有限公司 | Adjustable cryoablation needle |
| CN114010303A (en) * | 2021-11-11 | 2022-02-08 | 上海市胸科医院 | Cryoablation needle of J-T groove sleeve |
| US11633224B2 (en) | 2020-02-10 | 2023-04-25 | Icecure Medical Ltd. | Cryogen pump |
| CN116898564A (en) * | 2023-08-10 | 2023-10-20 | 南京先欧生物科技有限公司 | Tumor ablation puncture temperature measuring needle |
-
2017
- 2017-08-08 CN CN201720979956.XU patent/CN208541399U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110478027A (en) * | 2019-08-13 | 2019-11-22 | 上海导向医疗系统有限公司 | A kind of cryoablation needle of adjustable targeting district |
| WO2021027397A1 (en) * | 2019-08-13 | 2021-02-18 | 上海导向医疗系统有限公司 | Adjustable cryoablation needle |
| US11633224B2 (en) | 2020-02-10 | 2023-04-25 | Icecure Medical Ltd. | Cryogen pump |
| CN114010303A (en) * | 2021-11-11 | 2022-02-08 | 上海市胸科医院 | Cryoablation needle of J-T groove sleeve |
| CN116898564A (en) * | 2023-08-10 | 2023-10-20 | 南京先欧生物科技有限公司 | Tumor ablation puncture temperature measuring needle |
| CN116898564B (en) * | 2023-08-10 | 2024-04-09 | 南京先欧生物科技有限公司 | Tumor ablation puncture temperature measuring needle |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190226 Termination date: 20190808 |
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| CF01 | Termination of patent right due to non-payment of annual fee |