CN107297015A - A kind of medical support conduit - Google Patents
A kind of medical support conduit Download PDFInfo
- Publication number
- CN107297015A CN107297015A CN201710499658.5A CN201710499658A CN107297015A CN 107297015 A CN107297015 A CN 107297015A CN 201710499658 A CN201710499658 A CN 201710499658A CN 107297015 A CN107297015 A CN 107297015A
- Authority
- CN
- China
- Prior art keywords
- conduit
- flexible conduit
- medical support
- hardness
- guide portion
- 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.)
- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0017—Catheters; Hollow probes specially adapted for long-term hygiene care, e.g. urethral or indwelling catheters to prevent infections
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M2025/0008—Catheters; Hollow probes having visible markings on its surface, i.e. visible to the naked eye, for any purpose, e.g. insertion depth markers, rotational markers or identification of type
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/32—General characteristics of the apparatus with radio-opaque indicia
Abstract
The present invention relates to medical catheter technical field, and in particular to a kind of medical support conduit, including:Flexible conduit (1), inside forms a cavity (11), including the Part I (12) and Part II (13) being intervally installed, and the Part I (12) is different with the hardness of Part II (13), streamline guide portion (2) is formed in the upstream end of the flexible conduit (1), the insertion for guiding the flexible conduit (1);Seal wire (3), is inserted in the cavity (11);Injection head (4), is arranged on the one end of the flexible conduit (1) away from the guide portion (2).It is easy to seal wire and bracket conveyer to be moved in stomach intracavitary the invention provides one kind, enough supports can be provided for it, while the medical support conduit damaged will not be caused to enteron aisle.
Description
Technical field
The present invention relates to medical catheter technical field, and in particular to a kind of medical support conduit.
Background technology
Stomach duodenum is narrow or blocks in the majority with malignant change, is Stomach duodenum and surrounding organ malignant tumour
The caused common complication of infiltration, compressing.Because it directly causes eating disorder to produce the symptoms such as nausea and vomiting, thus seriously
The quality of life of patient is have impact on, or even patient is accelerated death.Traditional surgical method damages larger to patient, and
It has been often course advancement late period because neoplastic lesion causes during obstruction, has been often accompanied by ascites, abdominal cavity adhesion and transfer, therefore make
Palliative stomach, jejunum change its course the increase of surgical drainage risk, and gastrointestinal decompression, intravenous nutrition or percutaneous small needed for sustaining life
Intestines, which put pipe nutrition, then makes the quality of life of patient low.Duodenum Stent Placement, refers to insert technology using inner support
Narrow or obstruction duodenum section is expanded, a kind for the treatment of method for resettling passage.Stomach duodenum is narrow
Inner support PCI can make narrow and obstruction stomach, 12 fingers in the method for non-surgery operation using interventional minimally-invasive technology
Intestines lead to again.But, conventional implants are big due to gastral cavity volume, and seal wire, bracket conveyer distort in stomach intracavitary, lack enough branch
Support force, sizable difficulty is brought to operation.
The content of the invention
Therefore, the technical problem to be solved in the present invention is to overcome seal wire of the prior art, bracket conveyer in gastral cavity
It is interior to distort, lack enough support forces, the defect of operation inconvenience is caused, is easy to seal wire and bracket conveyer to exist so as to provide one kind
Stomach intracavitary is moved, and enough supports can be provided for it, while the medical support conduit damaged will not be caused to enteron aisle.
Therefore, technical scheme provides a kind of medical support conduit, including:
Flexible conduit, inside forms a cavity, including the Part I and Part II being intervally installed, and described
Part I is different with the hardness of Part II, forms streamline guide portion in the upstream end of the flexible conduit, is used for
Guide the insertion of the flexible conduit;
Seal wire, is inserted in the cavity;
Injection head, is arranged on the one end of the flexible conduit away from the guide portion.
Described medical support conduit, the hardness of the Part I is more than the hardness of the Part II, and described the
A part is set close to the guide portion.
Described medical support conduit, the length of the Part I is less than 1~2cm of length of Part II.
Described medical support conduit, the flexible conduit is provided with described for identifying close to one end of the guide portion
The radiopaque mark of flexible conduit insertion position.
Described medical support conduit, the radiopaque Marking ring is located on the flexible conduit.
Described medical support conduit, the radiopaque is marked labeled as tantalum.
The medical support conduit, the material of the Part I is polyamide, and the material of the Part II is poly- four
PVF.
Described medical support conduit, the material of the seal wire is stainless steel or Ti-Ni marmem.
Technical solution of the present invention, has the following advantages that:
1. the medical support conduit that the present invention is provided, flexible conduit includes the Part I being intervally installed and second
Point, and Part I is different with the hardness of Part II, so in operation, can lead the flexibility with certain support strength
Pipe is inserted into the patient together with seal wire, because flexible conduit includes the different two parts of spaced, hardness, therefore simultaneous
Turned round and look at flexible and support strength so that flexible conduit both can smoothly reach Stomach duodenum or more distal end, will not walk again
During damage enteron aisle.Streamline guide portion is formed in the upstream end of flexible conduit, flexible conduit can be preferably guided
Insertion, reduce the resistance walked.
2. the medical support conduit that the present invention is provided, the hardness of Part I is more than the hardness of Part II, and first
Divide and set close to guide portion, this is due to that flexible conduit can run into certain stop during walking, and front end is that hardness is larger
Material, be easy to smoothly walk forward.
3. the medical support conduit that the present invention is provided, the length of Part I is less than 1~2cm of length of Part II, i.e.,
The length of hardness major part is shorter, and the length of hardness smaller portions is then longer, ensure support strength, can be in patient's body
It is interior smoothly walk on the premise of, the infringement to enteron aisle is reduced as far as possible, it is easy to use.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
The schematic diagram for the medical support conduit that Fig. 1 provides for the present invention.
Description of reference numerals:
1- flexible conduit;2- guide portions;3- seal wires;4- injection heads;5- radiopaques are marked;11- cavitys;12- first
Point;13- Part II.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
As long as in addition, technical characteristic involved in invention described below different embodiments non-structure each other
It can just be combined with each other into conflict.
A kind of embodiment of medical support conduit as shown in Figure 1, the support conduit is mainly used in pernicious swollen
The patient of the obstruction of Stomach duodenum tube chamber and gastrointestinal anastomosis tumor recurrence caused by knurl infiltration, compressing, including flexible conduit 1,
With certain flexibility and bending degree, can arbitrarily it be walked in enteron aisle, without causing damage to it;Inside flexible conduit 1
Form a cavity 11, including the Part I 12 and Part II 13 being intervally installed, and the Part I 12 and
The hardness of two parts 13 is different, i.e., two sections of closest Part I 12 are spaced apart by one section of Part II 13 to be set, distance
Two sections of nearest Part II 13 are spaced apart by one section of Part I 12 and set, and so whole flexible conduit 1 can keep certain
Flexibility, and certain support strength and walk power because the setting of hardness upper section can be provided.In the flexibility
The upstream end of conduit 1 forms streamline guide portion 2, the insertion for guiding the flexible conduit 1.Streamlined directed portion 2
Surface be an arc-shaped transitional surface, resistance when flexible conduit 1 is walked can be reduced, can be avoided to the full extent to enteron aisle again
Damage.Seal wire 3, is inserted in the cavity 11, smoothly can be entered under the guiding of flexible conduit 1 in patient's body, and is reached
As the guide of stenter to implant behind precalculated position, the other end of seal wire 3 extends the cavity 11 of flexible conduit 1, facilitates support
Install.The material of the seal wire 3 is stainless steel or Ti-Ni marmem.Injection head 4, is arranged on the flexible conduit 1 remote
From one end of the guide portion 2.Injection head 4 is used for when flexible conduit 1 is inserted into the patient, injects and makes into flexible conduit 1
The medicines such as shadow agent.
The hardness of the Part I 12 is more than the hardness of the Part II 13, and the Part I 12 is close to described
Guide portion 2 is set.The material of the Part I 12 is polyamide, and the material of the Part II 13 is polytetrafluoroethylene (PTFE).Draw
The material for leading portion 2 is and the identical polyamide of Part I 12 that such guide portion 2 can just pass through various inside enteron aisle
Stop, reach Stomach duodenum or more distal end.Flexible conduit 1 is set to the different two parts of hardness and is intervally arranged, relative to one
The conduit that part hardness is big, another part hardness is small, the either segment of the flexible conduit 1 of the present embodiment be respectively provided with certain flexibility and
Intensity, which is not in that flexibility is poor, influences the extreme cases such as walking in enteron aisle, or the higher easy damaged enteron aisle of hardness.
The length of the Part I 12 is less than 1~2cm of length of Part II 13.Increase the less Part II of hardness
13 length can increase the flexibility of flexible conduit 1, it is to avoid because integral hardness is larger, be unfavorable for wearing inside enteron aisle
OK, in addition infringement enteron aisle inwall.
The flexible conduit 1 is provided with for identifying the insertion position of flexible conduit 1 not close to one end of the guide portion 2
Transmit wire tag 5.The ring of radiopaque mark 5 is located on the flexible conduit 1, and width is 1cm or so.The radiopaque
Mark 5 marks for tantalum, tantalum mark not radioparent, therefore show under fluoroscopy, to identify the insertion position of flexible conduit 1.
Once doctor observes that the guide portion 2 of flexible conduit 1 has arrived at precalculated position under fluoroscopy, then it can be implanted into along seal wire 3
Support, completes operation.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (8)
1. a kind of medical support conduit, it is characterised in that including:
Flexible conduit (1), inside forms a cavity (11), including the Part I (12) and Part II being intervally installed
(13), and the Part I (12) is different with the hardness of Part II (13), it is molded in the upstream end of the flexible conduit (1)
There is streamline guide portion (2), the insertion for guiding the flexible conduit (1);
Seal wire (3), is inserted in the cavity (11);
Injection head (4), is arranged on the one end of the flexible conduit (1) away from the guide portion (2).
2. medical support conduit according to claim 1, it is characterised in that the hardness of the Part I (12) is more than institute
The hardness of Part II (13) is stated, and the Part I (12) is set close to the guide portion (2).
3. medical support conduit according to claim 2, it is characterised in that the length of the Part I (12) is less than the
1~2cm of length of two parts (13).
4. medical support conduit according to claim 1, it is characterised in that the flexible conduit (1) is close to the guiding
The one end in portion (2) is provided with the radiopaque mark (5) for identifying the flexible conduit (1) insertion position.
5. medical support conduit according to claim 4, it is characterised in that described radiopaque mark (5) ring is located at institute
State on flexible conduit (1).
6. medical support conduit according to claim 5, it is characterised in that the radiopaque mark (5) marks for tantalum.
7. the medical support conduit according to any one of claim 1~6, it is characterised in that the Part I (12)
Material is polyamide, and the material of the Part II (13) is polytetrafluoroethylene (PTFE).
8. according to medical support conduit according to any one of claims 1 to 7, it is characterised in that the material of the seal wire (3)
For stainless steel or Ti-Ni marmem.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710499658.5A CN107297015A (en) | 2017-06-26 | 2017-06-26 | A kind of medical support conduit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710499658.5A CN107297015A (en) | 2017-06-26 | 2017-06-26 | A kind of medical support conduit |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107297015A true CN107297015A (en) | 2017-10-27 |
Family
ID=60136063
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710499658.5A Withdrawn CN107297015A (en) | 2017-06-26 | 2017-06-26 | A kind of medical support conduit |
Country Status (1)
Country | Link |
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CN (1) | CN107297015A (en) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1225282A (en) * | 1997-11-21 | 1999-08-11 | 萨考斯公司 | Improved hybrid catheter guide wire apparatus |
EP1839697A1 (en) * | 2006-03-29 | 2007-10-03 | Cordis Development Corporation | Joined metal tubing and method of manufacture |
CN101878052A (en) * | 2007-11-27 | 2010-11-03 | 泰科保健集团有限合伙公司 | Medical system and catheter connector apparatus |
CN201906331U (en) * | 2011-01-12 | 2011-07-27 | 李志华 | Air bag ureter |
CN103721336A (en) * | 2013-11-26 | 2014-04-16 | 南京大学医学院附属鼓楼医院 | Novel nasal jejunum feeding tube guiding wire |
CN105168005A (en) * | 2015-09-16 | 2015-12-23 | 曹赞 | Catheter |
CN205459231U (en) * | 2016-01-22 | 2016-08-17 | 上海市徐汇区大华医院 | Support is put into exchange and is used pipe installation |
-
2017
- 2017-06-26 CN CN201710499658.5A patent/CN107297015A/en not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1225282A (en) * | 1997-11-21 | 1999-08-11 | 萨考斯公司 | Improved hybrid catheter guide wire apparatus |
EP1839697A1 (en) * | 2006-03-29 | 2007-10-03 | Cordis Development Corporation | Joined metal tubing and method of manufacture |
CN101878052A (en) * | 2007-11-27 | 2010-11-03 | 泰科保健集团有限合伙公司 | Medical system and catheter connector apparatus |
CN201906331U (en) * | 2011-01-12 | 2011-07-27 | 李志华 | Air bag ureter |
CN103721336A (en) * | 2013-11-26 | 2014-04-16 | 南京大学医学院附属鼓楼医院 | Novel nasal jejunum feeding tube guiding wire |
CN105168005A (en) * | 2015-09-16 | 2015-12-23 | 曹赞 | Catheter |
CN205459231U (en) * | 2016-01-22 | 2016-08-17 | 上海市徐汇区大华医院 | Support is put into exchange and is used pipe installation |
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Legal Events
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171027 |
|
WW01 | Invention patent application withdrawn after publication |