CN207837630U - A kind of precooled throttling argon helium knife for tumor cryoablation - Google Patents
A kind of precooled throttling argon helium knife for tumor cryoablation Download PDFInfo
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- CN207837630U CN207837630U CN201720715804.9U CN201720715804U CN207837630U CN 207837630 U CN207837630 U CN 207837630U CN 201720715804 U CN201720715804 U CN 201720715804U CN 207837630 U CN207837630 U CN 207837630U
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- knife
- pipe
- admission line
- gas
- tpe fitting
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Abstract
The utility model discloses a kind of precooled throttling argon helium knifes for tumor cryoablation,Including knife pipe,Knife pipe front end is fixedly connected with gas-tpe fitting,Connecting pipe is embedded with inside the gas-tpe fitting,The gas-tpe fitting centre position is embedded with the flow control device to match with connecting pipe,The gas-tpe fitting front end is connected with air inlet pipe,It is connected with pipe clamp on the outside of the air inlet pipe,The gas-tpe fitting lower end is connected with the protective cover to match with knife pipe,The knife pipe interior side is fixedly connected with admission line,The admission line front end is connected with nozzle,The other side is connected with the discharge duct to match with admission line inside the knife pipe,The knife pipe interior forward end is equipped with release cavity,Knife pipe front end, which is run through, is connected with point of a knife,The connecting pipe is communicated in admission line,The utility model,By increasing flow control device,Facilitate flow velocity of the control by gas,Control the ice hockey shaping speed at point of a knife end and speed of rising again,Surgical injury is slight.
Description
Technical field
The utility model is related to technical field of medical equipment, specially a kind of precooled throttling argons for tumor cryoablation
Helium knife.
Background technology
Argon helium freeze ablation technology abbreviation argon helium knife is a kind of advanced medical skill of minimally invasive superfreeze ablated tumor
Art.Argon helium knife is space guidance technology, that is, the cold shut stunt art of argon gas is applied to the crystallization of medical field.Pass through within 1998
U.S. FDA approval, IEC and EMC certifications, China Xu Kecheng teach (international cold therapy association chairman) and introduced argon helium from 1999
Since knife, has more than 20,000 tumor patient and received Argon helium freeze ablation treatment, since carrying out argon helium knife, treatment has more than ten thousand
Example.Clinic confirms that Argon helium freeze ablation therapy can effectively treat the entity tumors such as lung cancer, liver cancer, brain cancer, breast cancer.
Satisfied clinical effectiveness can be obtained with chemotherapy, radiotherapy, biological therapy and traditional Chinese medicine combined treatment.
Existing argon helium knife during use, cannot control gas well, and one, which leads directly to gas, be easy to cause
Waste will produce prodigious equipment loss during equipment use.
Utility model content
The purpose of this utility model is to provide a kind of precooled throttling argon helium knifes for tumor cryoablation, in solution
State the problem of being proposed in background technology.
To achieve the above object, the utility model provides the following technical solutions：A kind of precooling for tumor cryoablation
Throttle argon helium knife, including knife pipe, and knife pipe front end is fixedly connected with gas-tpe fitting, and connecting tube is embedded with inside the gas-tpe fitting
Road, the gas-tpe fitting centre position are embedded with the flow control device to match with connecting pipe, and the gas-tpe fitting front end connects
It is connected to air inlet pipe, is connected with pipe clamp on the outside of the air inlet pipe, the gas-tpe fitting lower end is connected with the protection to match with knife pipe
Cover, the knife pipe interior side are fixedly connected with admission line, and the admission line front end is connected with nozzle, inside the knife pipe
The other side is connected with the discharge duct to match with admission line, and the knife pipe interior forward end is equipped with release cavity, the knife pipe
Through point of a knife is connected with, the connecting pipe is communicated in admission line for front end.
Preferably, the admission line is identical with discharge duct diameter, and admission line and discharge duct front end are run through
It is connected to release cavity.
Preferably, in the shape of a spiral, the knife inside pipe wall is exhausted embedded with matching with admission line for the admission line front end
Edge thermal insulation layer.
Preferably, knife pipe centre position is equipped with thermoelectric couple, and the thermoelectric couple front end is set to release cavity inside.
Preferably, the flow control device includes clamping block and adjusting block, and the connecting pipe, which runs through, is connected to clamping
Block.
Preferably, clamping block is connected to by shaft among the adjusting block, the adjusting block is equipped with and connecting pipe phase
Matched escape groove.
Compared with prior art, the utility model has the beneficial effects that：The utility model is simple in structure, and being easily installed makes
With by increasing flow control device, control being facilitated to pass through the flow velocity of gas, saving gas resource, the ice hockey at control point of a knife end
Shaping speed and speed of rising again, and argon helium knife does not open machete, not bleeding or few bleeding, surgical injury is slight, and patient's pain is small,
Restore fast, success rate is high, and few intercurrent disease can repeat to do, and patient is postoperative almost without infection.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model knife pipe internal structure schematic diagram；
Fig. 3 is the utility model flow control device structural schematic diagram.
In figure：1 knife pipe, 2 gas-tpe fittings, 3 connecting pipes, 4 flow control devices, 5 air inlet pipe, 6 pipe clamps, 7 protective covers, 8
Admission line, 9 nozzles, 10 discharge ducts, 11 release cavitys, 12 points of a knife, 13 thermoelectric couples, 14 clamping blocks, 15 adjusting blocks.
Specific implementation mode
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 making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of precooled throttling for tumor cryoablation
Argon helium knife, including knife pipe 1,1 front end of knife pipe are fixedly connected with gas-tpe fitting 2, and 2 inside of the gas-tpe fitting is embedded with connecting tube
Road 3,2 centre position of the gas-tpe fitting are embedded with the flow control device 4 to match with connecting pipe 3, the gas-tpe fitting 2
Front end is connected with air inlet pipe 5, and 5 outside of the air inlet pipe is connected with pipe clamp 6, and 2 lower end of the gas-tpe fitting is connected with and knife pipe 1
The protective cover 7 to match, 1 interior side of knife pipe are fixedly connected with admission line 8, and 8 front end of the admission line is connected with
Nozzle 9, the 1 inside other side of the knife pipe are connected with the discharge duct 10 to match with admission line 8, before 1 inside of knife pipe
End is equipped with release cavity 11, and through point of a knife 12 is connected with, the connecting pipe 3 is communicated in admission line 8 for 1 front end of knife pipe.
Further, the admission line 8 is identical with 10 diameter of discharge duct, and before admission line 8 and discharge duct 10
End, which is run through, is connected to release cavity 11.
Further, in the shape of a spiral, 1 inner wall of knife pipe is embedded with to match 8 front end of the admission line with admission line 8
Insulated thermal insulating layer.
Further, 1 centre position of knife pipe is equipped with thermoelectric couple 13, and it is empty that 13 front end of the thermoelectric couple is set to release
Inside chamber 11.
Further, the flow control device 4 includes clamping block 14 and adjusting block 15, and the connecting pipe 3 is through company
It is connected to clamping block 14.
Further, clamping block 14 is connected to by shaft among the adjusting block 15, the adjusting block 15 is equipped with and connects
The escape groove that take over road 3 matches.
Operation principle：A kind of precooled throttling argon helium knife for tumor cryoablation of the utility model, used first by
Air inlet pipe 5 is passed through argon gas, adjusts air-flow flux by flow control device 4, the nozzle 9 connected via 8 front end of admission line exists
The release cavity 11 of 1 front end of knife pipe releases, and gas decompression absorbs heat so that release 11 internal temperature of cavity reduces, low
Temperature is transmitted to position in need for the treatment of by point of a knife 12, and the diseased region of tumour can slowly form one " ice hockey ", approximately pass through
10~15 minutes, turn off argon gas 30 seconds, local temperature is made slowly to thaw to 0 DEG C, followed by being passed through helium, neoplastic lesion naturally
The local temperature at position gradually rises to 39 DEG C, then repeatedly 2~3 periods, and finally tumor tissues are thoroughly freezed to death.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of precooled throttling argon helium knife for tumor cryoablation, including knife pipe (1), it is characterised in that：The knife pipe (1)
Front end is fixedly connected with gas-tpe fitting (2), and connecting pipe (3), the gas-tpe fitting (2) are embedded with inside the gas-tpe fitting (2)
Centre position is embedded with the flow control device (4) that matches with connecting pipe (3), gas-tpe fitting (2) front end be connected with into
Tracheae (5), air inlet pipe (5) outside are connected with pipe clamp (6), and gas-tpe fitting (2) lower end is connected with and knife pipe (1) phase
The protective cover (7) matched, knife pipe (1) interior side are fixedly connected with admission line (8), and admission line (8) front end connects
It is connected to nozzle (9), the internal other side of the knife pipe (1) is connected with the discharge duct (10) to match with admission line (8), described
Knife pipe (1) interior forward end is equipped with release cavity (11), and knife pipe (1) front end, which is run through, is connected with point of a knife (12), the connecting tube
Road (3) is communicated in admission line (8).
2. a kind of precooled throttling argon helium knife for tumor cryoablation according to claim 1, it is characterised in that：It is described
Admission line (8) is identical with discharge duct (10) diameter, and admission line (8) and discharge duct (10) front end run through be connected to
Discharge cavity (11).
3. a kind of precooled throttling argon helium knife for tumor cryoablation according to claim 1, it is characterised in that：It is described
In the shape of a spiral, knife pipe (1) inner wall is embedded with the insulated thermal insulating layer to match with admission line (8) for admission line (8) front end.
4. a kind of precooled throttling argon helium knife for tumor cryoablation according to claim 1, it is characterised in that：It is described
Knife pipe (1) centre position is equipped with thermoelectric couple (13), and it is internal that thermoelectric couple (13) front end is set to release cavity (11).
5. a kind of precooled throttling argon helium knife for tumor cryoablation according to claim 1, it is characterised in that：It is described
Flow control device (4) includes clamping block (14) and adjusting block (15), and the connecting pipe (3), which is run through, is connected to clamping block
(14)。
6. a kind of precooled throttling argon helium knife for tumor cryoablation according to claim 5, it is characterised in that：It is described
Adjusting block (15) is intermediate to be connected to clamping block (14) by shaft, and the adjusting block (15) is equipped with to be matched with connecting pipe (3)
Escape groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720715804.9U CN207837630U (en) | 2017-06-20 | 2017-06-20 | A kind of precooled throttling argon helium knife for tumor cryoablation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720715804.9U CN207837630U (en) | 2017-06-20 | 2017-06-20 | A kind of precooled throttling argon helium knife for tumor cryoablation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207837630U true CN207837630U (en) | 2018-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720715804.9U Expired - Fee Related CN207837630U (en) | 2017-06-20 | 2017-06-20 | A kind of precooled throttling argon helium knife for tumor cryoablation |
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| Country | Link |
|---|---|
| CN (1) | CN207837630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113367789A (en) * | 2021-07-16 | 2021-09-10 | 成都安捷畅医疗科技有限公司 | Bending adjustable cryoprobe |
-
2017
- 2017-06-20 CN CN201720715804.9U patent/CN207837630U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113367789A (en) * | 2021-07-16 | 2021-09-10 | 成都安捷畅医疗科技有限公司 | Bending adjustable cryoprobe |
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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: 20180911 Termination date: 20190620 |