CN107297014A - A kind of support is inserted with support conduit - Google Patents
A kind of support is inserted with support conduit Download PDFInfo
- Publication number
- CN107297014A CN107297014A CN201710495073.6A CN201710495073A CN107297014A CN 107297014 A CN107297014 A CN 107297014A CN 201710495073 A CN201710495073 A CN 201710495073A CN 107297014 A CN107297014 A CN 107297014A
- Authority
- CN
- China
- Prior art keywords
- support
- conduit
- flexible conduit
- 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- Withdrawn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 support, which is inserted, uses 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), insertion for guiding the flexible conduit (1), the tail end of the flexible conduit (1) forms a bulb (6), the entrance for guide support；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 support damaged will not be caused to insert with support conduit to enteron aisle.
Description
Technical field
The present invention relates to medical catheter technical field, and in particular to a kind of support is inserted with 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 support damaged will not be caused to insert with support conduit to enteron aisle.
Therefore, technical scheme is inserted there is provided a kind of support uses 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
The insertion of the flexible conduit is guided, the tail end of the flexible conduit forms a bulb, the entrance for guide support；
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 support is inserted with conduit is supported, and the hardness of the Part I is more than the hardness of the Part II, and
The Part I is set close to the guide portion.
Described support is inserted with support conduit, length 1~2cm of the length less than Part II of the Part I.
Described support is inserted with conduit is supported, and the flexible conduit is provided with for marking close to one end of the guide portion
Know the radiopaque mark of the flexible conduit insertion position.
Described support is inserted with conduit is supported, and the radiopaque Marking ring is located on the flexible conduit.
Described support is inserted with conduit is supported, and the radiopaque is marked labeled as tantalum.
Described support is inserted with conduit is supported, and the material of the Part I is polyamide, the material of the Part II
Matter is polytetrafluoroethylene (PTFE).
Described support is inserted with conduit is supported, and 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 support that the present invention is provided is inserted with support conduit, flexible conduit include the Part I that is intervally installed and
Part II, and Part I is different with the hardness of Part II, can be by with certain support strength so in operation
Flexible conduit is inserted into the patient together with seal wire, because flexible conduit includes the different two parts of spaced, hardness,
Therefore taken into account flexible and support strength so that flexible conduit both can smoothly reach Stomach duodenum or more distal end, again will not
Enteron aisle is damaged during walking.Streamline guide portion is formed in the upstream end of flexible conduit, can preferably guide soft
Property conduit insertion, reduce the resistance walked.The tail end of flexible conduit forms a bulb, has for being guided in the starting stage
There is certain rigid support smoothly to enter inside cavity.
2. the support that the present invention is provided is inserted with conduit is supported, the hardness of Part I is more than the hardness of Part II, and
Part I is set close to guide portion, and this is due to that flexible conduit can run into certain stop during walking, and front end is hard
The larger material of degree, is easy to smoothly walk forward.
3. the support that the present invention is provided is inserted with support conduit, the length of Part I be less than the length 1 of Part II~
2cm, the i.e. length of hardness major part is shorter, and the length of hardness smaller portions is then longer, is ensureing support strength, Ke Yi
On the premise of smoothly being walked in patient's body, 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.
Fig. 1 inserts the schematic diagram with support conduit for the support that the present invention is provided.
Description of reference numerals：
1- flexible conduit；2- guide portions；3- seal wires；4- injection heads；5- radiopaques are marked；6- bulbs；11- cavitys；
12- Part I；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.
Support as shown in Figure 1 inserts a kind of embodiment with support conduit, and the support conduit is mainly used in
The patient of the obstruction of Stomach duodenum tube chamber and gastrointestinal anastomosis tumor recurrence caused by malignant tumour infiltration, compressing, including flexibility
Conduit 1, with certain flexibility and bending degree, can arbitrarily be walked in enteron aisle, without causing damage to it；Flexible conduit
A cavity 11, including the Part I 12 and Part II 13 being intervally installed, and the Part I 12 are formed inside 1
Different with the hardness of Part II 13, i.e., two sections of closest Part I 12 are spaced apart by one section of Part II 13 to be set,
Two sections of closest Part II 13 are spaced apart by one section of Part I 12 and set, and so whole flexible conduit 1 can be kept
Certain flexibility, and because the setting of hardness upper section can provide certain support strength and walk power.Described
The upstream end of flexible conduit 1 forms streamline guide portion 2, the insertion for guiding the flexible conduit 1.Streamlined directed
The surface in portion 2 is an arc-shaped transitional surface, can reduce resistance when flexible conduit 1 is walked, can avoid to the full extent to intestines again
The damage in road.The tail end of the flexible conduit 1 forms a bulb 6, and for the entrance of guide support, this is due to that flexibility is led
The flexibility of pipe 1 is unfavorable for that there is certain rigid support smoothly to enter in initial position in cavity 11, and the setting of bulb 6 is then
Solve this problem well, and due to the material of flexible conduit 1, support by after bulb 6 under the guiding of seal wire 3
Precalculated position can smoothly be reached.Seal wire 3, is inserted in the cavity 11, can smoothly be entered under the guiding of flexible conduit 1 and be suffered from
In person's body, and the guide after precalculated position is reached as stenter to implant, the other end of seal wire 3 extends the chamber of flexible conduit 1
Body 11, facilitates the installation of support.The material of the seal wire 3 is stainless steel or Ti-Ni marmem.Injection head 4, is arranged on
The one end of the flexible conduit 1 away from the guide portion 2.Injection head 4 is used for when flexible conduit 1 is inserted into the patient, Xiang Rou
Property conduit 1 in the injection medicine such as contrast 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 flexible conduit is generally 1.6~2.0m, and internal diameter is 21~27mm, and external diameter is 27~33mm.Described first
The length of part 12 is less than 1~2cm of length of Part II 13.The length of the increase less Part II 13 of hardness can increase
The flexibility of flexible conduit 1, it is to avoid because integral hardness is larger, is unfavorable in walking inside enteron aisle, or even infringement enteron aisle
Wall.
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 support is inserted with 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), the tail end of the flexible conduit (1) is formed
One bulb (6), the entrance for guide support；
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. support according to claim 1 is inserted with support conduit, it is characterised in that the hardness of the Part I (12)
More than the hardness of the Part II (13), and the Part I (12) is set close to the guide portion (2).
3. support according to claim 2 is inserted with support conduit, it is characterised in that the length of the Part I (12)
Less than 1~2cm of length of Part II (13).
4. support according to claim 1 is inserted with support conduit, it is characterised in that the flexible conduit (1) is close to institute
The one end for stating guide portion (2) is provided with the radiopaque mark (5) for being used to identify the flexible conduit (1) insertion position.
5. support according to claim 4 is inserted with support conduit, it is characterised in that the radiopaque marks (5) ring
It is located on the flexible conduit (1).
6. support according to claim 5 is inserted with support conduit, it is characterised in that radiopaque mark (5) is
Tantalum is marked.
7. inserted according to support according to any one of claims 1 to 6 with support conduit, it is characterised in that described first
The material for dividing (12) is polyamide, and the material of the Part II (13) is polytetrafluoroethylene (PTFE).
8. inserted according to support according to any one of claims 1 to 7 with support conduit, it is characterised in that the seal wire (3)
Material be stainless steel or Ti-Ni marmem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710495073.6A CN107297014A (en) | 2017-06-26 | 2017-06-26 | A kind of support is inserted with support conduit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710495073.6A CN107297014A (en) | 2017-06-26 | 2017-06-26 | A kind of support is inserted with support conduit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107297014A true CN107297014A (en) | 2017-10-27 |
Family
ID=60136497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710495073.6A Withdrawn CN107297014A (en) | 2017-06-26 | 2017-06-26 | A kind of support is inserted with support conduit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107297014A (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 CN201710495073.6A patent/CN107297014A/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
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |