CN1792340A - Intracavitary bendable imbedding apparatus with freeze probe - Google Patents
Intracavitary bendable imbedding apparatus with freeze probe Download PDFInfo
- Publication number
- CN1792340A CN1792340A CN 200510131167 CN200510131167A CN1792340A CN 1792340 A CN1792340 A CN 1792340A CN 200510131167 CN200510131167 CN 200510131167 CN 200510131167 A CN200510131167 A CN 200510131167A CN 1792340 A CN1792340 A CN 1792340A
- Authority
- CN
- China
- Prior art keywords
- flexible pipe
- pipe
- cryoprobe
- insert
- bendable
- 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.)
- Pending
Links
- 239000000523 sample Substances 0.000 title abstract description 7
- 238000001816 cooling Methods 0.000 claims description 16
- 239000003638 chemical reducing agent Substances 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 4
- 238000002560 therapeutic procedure Methods 0.000 abstract description 16
- 238000007710 freezing Methods 0.000 abstract description 10
- 230000008014 freezing Effects 0.000 abstract description 10
- 210000000621 bronchi Anatomy 0.000 abstract description 5
- 230000001105 regulatory effect Effects 0.000 abstract 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 10
- 206010028980 Neoplasm Diseases 0.000 description 7
- 206010030155 Oesophageal carcinoma Diseases 0.000 description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 5
- 235000013842 nitrous oxide Nutrition 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 208000017897 Carcinoma of esophagus Diseases 0.000 description 4
- 208000035269 cancer or benign tumor Diseases 0.000 description 4
- 201000005619 esophageal carcinoma Diseases 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 208000000461 Esophageal Neoplasms Diseases 0.000 description 3
- 239000002826 coolant Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 201000004101 esophageal cancer Diseases 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000001356 surgical procedure Methods 0.000 description 3
- 206010051268 Anastomotic stenosis Diseases 0.000 description 2
- 206010003598 Atelectasis Diseases 0.000 description 2
- 208000007123 Pulmonary Atelectasis Diseases 0.000 description 2
- 238000001574 biopsy Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 241000538562 Banjos Species 0.000 description 1
- 206010008342 Cervix carcinoma Diseases 0.000 description 1
- 208000000059 Dyspnea Diseases 0.000 description 1
- 206010013975 Dyspnoeas Diseases 0.000 description 1
- 206010058467 Lung neoplasm malignant Diseases 0.000 description 1
- 208000015634 Rectal Neoplasms Diseases 0.000 description 1
- 208000006105 Uterine Cervical Neoplasms Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 201000010881 cervical cancer Diseases 0.000 description 1
- 210000003679 cervix uteri Anatomy 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 210000003238 esophagus Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 206010025482 malaise Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 206010038038 rectal cancer Diseases 0.000 description 1
- 210000000664 rectum Anatomy 0.000 description 1
- 201000001275 rectum cancer Diseases 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
Landscapes
- Surgical Instruments (AREA)
- Thermotherapy And Cooling Therapy Devices (AREA)
Abstract
A tubular inserter with freezing probe and able to be curved in cavity for the freeze therapy in seophagus cavity and bronchus cavity has a regulating valve, a connector connected to said regulating valve and with tube inlet, air exhaust outlet and electric plug, an inserted flexible tube containing a freezing tube and the electric line, and a freezing probe at the front end of said flexible tube and with a temp sensor on its inner surface.
Description
Technical field
The present invention relates to technical field of medical instruments, specifically a kind of intracavity bendable imbedding that cryoprobe is set.
Background technology
The esophageal carcinoma, pulmonary carcinoma than higher, for this kind disease, are mostly taked the operative treatment mode at the sickness rate of China clinically, and it is bigger to the misery that the patient caused.Along with the continuous development of science and technology, adopt freezing mode treatment tumor to become a very effective new technique, it has, and wound is few, misery is little, amount of bleeding is few, safe and prevent the advantage that tumor spreads, and is widely used clinically.Chinese patent 02104246.2 discloses a kind of flexible cryoprobe probe that is used for the cold therapy of body cavities tumor, this invention is to adopt liquid nitrogen as coolant, its probe body all is to be made by flexible material except that cutter head, probe body is divided into inside and outside two-layer concentric tubes, and electrical heating elements and insulant are set on its outer wall, to avoid probe on the way when the cold therapy human body intracavitary neoplasm, to the cryolesion that health tissues caused.The shortcoming that this technology exists is: one, complex structure, and manufacturing cost is higher, and complex operation and safety are relatively poor; Two, its diameter of problem because of structure can't dwindle, and it can't make the freezing inserter of bronchus that diameter is 2-3mm; Three, length is 1-20 centimetre only, and purposes is more single, and it can only adapt to uses short-range intracavity such as rectum, cervix uteri.Brought inconvenience to every aspect thus.
Summary of the invention
The purpose of this invention is to provide a kind of intracavity bendable imbedding that cryoprobe is set, it can solve, and complex structure, manufacturing cost that prior art exists are higher, complex operation, safety is relatively poor, purposes is single and length is short, diameter can't dwindle, can't be applied in the esophageal lumen and the problem of cold therapy in the bronchial lumen.
Purpose of the present invention is achieved through the following technical solutions: the intracavity bendable imbedding that cryoprobe is set, a, it has adapter, adapter is connected with control valve, offers the cannula port, air vent and the wire guide that communicate with each other on the adapter respectively, and place, adapter corresponding lead hole connects plug; B, it inserts flexible pipe, insert cooling pipe and lead are set respectively in the flexible pipe, insert the connection of flexible pipe front end and be the hood-like cryoprobe of metal, connect temperature sensor on the cryoprobe inwall, the cooling pipe front port is arranged on the cryoprobe intracavity, and temperature sensor and lead join; C, insert the flexible pipe rear end and be connected with cannula port, cooling pipe rear port and control valve in it join, and its interior lead passes wire guide and plug joins.
For further realizing purpose of the present invention, also can finish by the following technical programs: insert the flexible pipe rear end and be connected with reducer pipe and communicate, reducer pipe is connected with flexible pipe and communicates, flexible pipe is connected with cannula port, and cooling pipe and lead pass reducer pipe and flexible pipe is connected with control valve and plug respectively; The diameter of flexible pipe is greater than the diameter of inserting flexible pipe.Insert suit operating grip on the flexible pipe.Suit operating grip on the reducer pipe.
The beneficial effect that the present invention can produce: because of the cannula design that will insert intracavity be have certain-length flexible form insert flexible pipe, it can conveniently insert in patient's the esophageal lumen or in the bronchial lumen, can't cause suffering and wound to the patient; Because of connect the cryoprobe of making by metal at the front end of inserting flexible pipe, and will insert only this cooling pipe front portion that is provided with in the flexible pipe and be installed in the cryoprobe intracavity, when entering in the cryoprobe by cooling pipe, carbon dioxide or laughing gas sharply expand, it is to have utilized Jiao Er-Thompson refrigeration effect that dams, make cryoprobe be cooled to low temperature below-50 ℃ rapidly, by cryoprobe intracavitary neoplasm is treated with this; Meanwhile, carbon dioxide or laughing gas are then discharged by the air vent of inserting on flexible pipe and the adapter, be 10 ℃ or more in the temperature of inserting on the hose wall this moment after testing, therefore can not cause cryolesion to surrounding health tissue on the way, so need not heating element heater be set inserting on the flexible pipe outer wall, thus make that the present invention is simple in structure, manufacturing cost is lower, use operate very easy.
Moreover, because of electrical heating elements being set inserting on the hose wall, need not consider the electric leakage problem of electrical heating elements, it is not only safer, and make the diameter of inserting flexible pipe can not be restricted, it both can be made into the flexible pipe of inserting that is fit to insert the interior thick form of esophageal lumen, also can make the flexible pipe of inserting that is fit to insert the interior ultra-fine form of bronchial lumen, and its minimum diameter can be made into 2mm.For adapting to the cold therapy to rectal cancer, cervical cancer, the maximum gauge of inserting flexible pipe can be made into the super thick form of 1-2cm.The length of inserting flexible pipe is changeable according to clinical needs, and general length can be about 1-1.5m, and it can adapt to inserts each position in the body cavity.
Description of drawings
Fig. 1 is a structural representation of the present invention.
The specific embodiment
The intracavity bendable imbedding that cryoprobe is set of the present invention,
A, it has adapter 11, and adapter 11 is connected with control valve 15, offers the cannula port 13, air vent 12 and the wire guide 14 that communicate with each other on the adapter 11 respectively, and plug 17 is located to connect in adapter 11 corresponding lead holes (14);
B, it inserts flexible pipe 1, insert cooling pipe 2 and lead 5 are set respectively in the flexible pipe 1, insert the connection of flexible pipe 1 front end and be the hood-like cryoprobe of metal 3, connect temperature sensor 4 on cryoprobe 3 inwalls, cooling pipe 2 front ports are arranged on cryoprobe 3 intracavity, and temperature sensor 4 is joined with lead 5;
C, insert flexible pipe 1 rear end and be connected with cannula port 13, cooling pipe 2 rear ports and control valve 15 in it join, and the lead 5 in it passes wire guide 14 and plug 17 joins.
Insert flexible pipe 1 rear end and be connected with reducer pipe 6 and communicate, reducer pipe 6 is connected with flexible pipe 1a and communicates, and flexible pipe 1a is connected with cannula port 13, and cooling pipe 2 and lead 5 pass reducer pipe 6 and flexible pipe 1a is connected with control valve 15 and plug 17 respectively; The diameter of flexible pipe 1a is greater than the diameter of inserting flexible pipe 1.Insert suit operating grip 6a on the flexible pipe 1.Suit operating grip 6a on the reducer pipe 6.
Inserting flexible pipe 1 adopts carbon tetrachloride or other flexible material to make.
When the esophagus cancer patient is carried out cold therapy, earlier the delivery outlet of control valve 15 of the present invention with carbon dioxide or laughing gas refrigerating plant joined, and plug 17 of the present invention is inserted on the temperature measuring set.If when the esophagus intracavitary neoplasm is carried out cold therapy, open refrigerating plant, medical personnel will insert flexible pipe 1 front portion and be bundled in the esophageal lumen that together inserts the patient in the esophagoscope, under the supervision of esophagoscope, make cryoprobe 3 corresponding with affected part in the esophageal lumen, at this moment, open refrigerating plant, knob 15a on the rotating regulation valve 15, carbon dioxide or laughing gas then enter cooling pipe 2 by the input port on the control valve 15 16 and are transported in the cryoprobe 3, and 3 of cryoprobes carry out cold therapy to the affected part under low temperature state; At this moment medical personnel can observe the cryogenic temperature of transmitting by the temperature sensor in the cryoprobe 34 by temperature measuring set.If when bronchus is carried out cold therapy, can carry out cold therapy through branchofiberoscope biopsy pipeline insertion bronchus with inserting flexible pipe 1, its operating procedure is same as described above.
Inserting the diameter and the length of flexible pipe 1 can arbitrarily set according to clinical needs, thereby has increased the scope of clinical practice greatly, and it can satisfy each position of inserting in the body cavity and use.
Of the present invention have two kinds of forms by clinical verification: a kind ofly be used for cold therapy in the esophageal lumen, inserting flexible pipe 1 diameter is 0.5cm, length 100cm, freezing altogether 40 examples, primary esophageal cancer 30 examples wherein, esophageal carcinoma anastomotic stenosis after surgery 10 examples; The former generation esophageal carcinoma 30 examples are freezing in advance, freezing after excision again, variation of its freezing back cancerous tissue of clinical follow, and carry out tracing study after 5 years with matched group 30 examples (surgery alone group); This 30 routine primary esophageal cancer feed remission rate has reached 70%, has obtained good short term effect; Other 10 examples are esophageal carcinoma anastomotic stenosis after surgery, and the feed remission rate has reached 100% after cold therapy.Another kind is the cold therapy that is used in the bronchial lumen, inserting flexible pipe 1 diameter is 2mm, length is 80cm, through branchofiberoscope biopsy pipeline, the bronchus intracavitary neoplasm is carried out cold therapy, freezing 8 examples, 8 examples are the segmental atelectasis patient, 6 routine segmental atelectasises have obtained alleviation after cold therapy, and dyspnea alleviates, and have obtained short-term curative effects preferably too.
Can also be provided for the banjo of cooling pipe 2 and lead 5 in the reducer pipe 6, the different flexible pipe 1 of inserting of diameter of various different purposes is arbitrarily changed.Control valve 15 is a known technology.
The present invention adopts carbon dioxide or laughing gas as coolant, its treatment temperature can be between-60 ℃ to-75 ℃, this is very rational cold therapy temperature by clinical verification, not only therapeutic effect is good for it, and safe and reliable, complication is less, thereby overcome the employing liquid nitrogen as coolant, caused the shortcoming that local cryogenic temperature is low excessively, complication is more.
Technical scheme of the present invention is not limited only to the embodiment of present embodiment record, can also have other embodiment to finish technical scheme of the present invention.
The technology that the present invention does not describe in detail partly is known technology.
Claims (4)
1, the intracavity bendable imbedding of cryoprobe is set, it is characterized in that:
A, it has adapter (11), adapter (11) is connected with control valve (15), offer the cannula port (13), air vent (12) and the wire guide (14) that communicate with each other on the adapter (11) respectively, plug (17) is located to connect in adapter (11) corresponding lead hole (14);
B, it inserts flexible pipe (1), insert cooling pipe (2) and lead (5) are set respectively in the flexible pipe (1), insert the connection of flexible pipe (1) front end and be the hood-like cryoprobe of metal (3), connect temperature sensor (4) on cryoprobe (3) inwall, cooling pipe (2) front port is arranged on cryoprobe (3) intracavity, and temperature sensor (4) is joined with lead (5);
C, insert flexible pipe (1) rear end and be connected with cannula port (13), cooling pipe (2) rear port and control valve (15) in it join, and the lead (5) in it passes wire guide (14) and plug (17) joins.
2, the intracavity bendable imbedding that cryoprobe is set according to claim 1, it is characterized in that: insert flexible pipe (1) rear end and be connected with reducer pipe (6) and communicate, reducer pipe (6) is connected with flexible pipe (1a) and communicates, flexible pipe (1a) is connected with cannula port (13), and cooling pipe (2) and lead (5) pass reducer pipe (6) and flexible pipe (1a) is connected with control valve (15) and plug (17) respectively; The diameter of flexible pipe (1a) is greater than the diameter of inserting flexible pipe (1).
3, the intracavity bendable imbedding that cryoprobe is set according to claim 1 is characterized in that: insert flexible pipe (1) and go up suit operating grip (6a).
4, the intracavity bendable imbedding that cryoprobe is set according to claim 2 is characterized in that: reducer pipe (6) is gone up suit operating grip (6a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510131167 CN1792340A (en) | 2005-12-26 | 2005-12-26 | Intracavitary bendable imbedding apparatus with freeze probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510131167 CN1792340A (en) | 2005-12-26 | 2005-12-26 | Intracavitary bendable imbedding apparatus with freeze probe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1792340A true CN1792340A (en) | 2006-06-28 |
Family
ID=36804115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510131167 Pending CN1792340A (en) | 2005-12-26 | 2005-12-26 | Intracavitary bendable imbedding apparatus with freeze probe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1792340A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102715949A (en) * | 2010-10-26 | 2012-10-10 | 美敦力阿迪安卢森堡有限责任公司 | Neuromodulation cryotherapeutic devices and associated systems and methods |
| CN104605925A (en) * | 2015-02-09 | 2015-05-13 | 浙江省医疗器械研究所 | Low-temperature probe with foam metal heat exchanger |
| CN106420039A (en) * | 2016-10-12 | 2017-02-22 | 上海导向医疗系统有限公司 | Cryotherapy system through natural orifice of human body |
-
2005
- 2005-12-26 CN CN 200510131167 patent/CN1792340A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102715949A (en) * | 2010-10-26 | 2012-10-10 | 美敦力阿迪安卢森堡有限责任公司 | Neuromodulation cryotherapeutic devices and associated systems and methods |
| CN104605925A (en) * | 2015-02-09 | 2015-05-13 | 浙江省医疗器械研究所 | Low-temperature probe with foam metal heat exchanger |
| CN106420039A (en) * | 2016-10-12 | 2017-02-22 | 上海导向医疗系统有限公司 | Cryotherapy system through natural orifice of human body |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11478291B2 (en) | Methods for delivering energy into a target tissue of a body | |
| US11672584B2 (en) | Medical system and method of use | |
| US11045217B2 (en) | Uterine fibroid tissue removal device | |
| CN100574719C (en) | Gas throttling cooling type radio frequency ablation electrode | |
| US20090270812A1 (en) | Access device with enhanced working channel | |
| US20020022832A1 (en) | Cryoprobe assembly with detachable sheath | |
| US11457975B2 (en) | Apparatus and a method for the treatment of a prostatic disease | |
| CN110604613A (en) | Curved adjustable cryoablation needle | |
| CN203263524U (en) | Low-temperature freezing minimally invasive surgical treatment probe | |
| CN1792340A (en) | Intracavitary bendable imbedding apparatus with freeze probe | |
| CN2868224Y (en) | Intracavity bendable implantor setting freezing probe | |
| CN202637100U (en) | Frozen balloon ablation catheter | |
| CN209316044U (en) | A kind of cryoablation conduit | |
| CN112353487A (en) | Medical combined ablation needle capable of monitoring pressure and ablation method | |
| CN218009936U (en) | Balloon catheter for cryoablation | |
| CN103584909B (en) | Open mesh radio-frequency ablation electrode | |
| CN209770532U (en) | Cryoprobe and cryosurgical device | |
| CN209789899U (en) | Three-cavity water injection laparoscope sheath | |
| CN208481454U (en) | Flexible bipolar surgery instrument | |
| CN219021517U (en) | Flexible sheath tube and combined flexible ablation antenna thereof | |
| CN216439299U (en) | Biliary tract hose freezing probe apparatus with guide sheath device | |
| CN215960231U (en) | Flexible cryoablation probe | |
| CN216294419U (en) | Temperature-adjustable intracavity cryoablation matched heat preservation device | |
| CN220025180U (en) | Cryoablation device for lung tumor | |
| CN101912305A (en) | Hard microwave hysteroscope system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: CANCER HOSPITAL, SHANDONG PROVINCE Free format text: FORMER OWNER: YANG RUISEN Effective date: 20070316 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20070316 Address after: Huaiyin District of Ji'nan City, Shandong province 250117 Ji No. 440 Yan Lu Tumor Hospital of Shandong Province Applicant after: Shandong Tumor Hospital Address before: Huaiyin District of Ji'nan City, Shandong province 250117 Yan Ji Road, No. 440 Provincial Tumor Hospital Department of thoracic surgery Applicant before: Yang Ruisen |
|
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |