CN203693849U - Disposable fistulization system with outer sheath pipe - Google Patents
Disposable fistulization system with outer sheath pipe Download PDFInfo
- Publication number
- CN203693849U CN203693849U CN201320845541.5U CN201320845541U CN203693849U CN 203693849 U CN203693849 U CN 203693849U CN 201320845541 U CN201320845541 U CN 201320845541U CN 203693849 U CN203693849 U CN 203693849U
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- CN
- China
- Prior art keywords
- epitheca pipe
- human body
- sheath
- epitheca
- fistulation
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- Expired - Fee Related
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Abstract
The utility model discloses a disposable fistulization system with an outer sheath pipe, and solves the problems that in the prior art, the operation difficulty and labor intensity of medical personnel are increased because a catheter is difficult to insert into the human body and a syringe needle is adopted for assisting. The disposable fistulization system comprises the outer sheath pipe and a fixer; the outer sheath pipe is used for being inserted into the human body; one end of the fixer is sleeved by and connected with the outer sheath pipe, and the fixer is used for inserting the outer sheath pipe into the human body and can slide relative to the outer sheath pipe; one end part of the fixer is in a pointed shape. The disposable fistulization system is simple in structure, can be smoothly inserted into the human body to play a catheter effect, thus a fiber choledochoscope or other equipment which needs to enter the human body by virtue of a catheter are facilitated to smoothly enter the human body, and corresponding operations can be performed.
Description
Technical field
This utility model relates to a kind of disposable band epitheca pipe fistulation system.
Background technology
Existing clinical while carrying out cholelithiasis operation technique, only adopt often a conduit to enter the passage in body as fiber endoscopy, but because the conduit using is at present only a kind of plastic tube, its hardness is inadequate, in the time inserting in human body, there will be bending, cause entering into smoothly gallbladder, enter gallbladder even if inadequate, so medical worker just adopts comparatively hard syringe needle subsidiary conduit to enter human body, but due to the diameter reason of conduit, its syringe needle must match with conduit diameter otherwise cannot insert human body, very thick by what cause syringe needle to do like this, general employing metal, its cost is higher, and heavier, in operating process, increase medical worker's difficulty, strengthen medical worker's labor intensity, unfavorable to performing the operation.
Utility model content
The purpose of this utility model is to provide a kind of disposable band epitheca pipe fistulation system, and the conduit that solves prior art is difficult to insert in human body, and adopts auxiliary medical worker's operation easier and the problem of labor intensity of having increased of syringe needle.
To achieve these goals, the technical solution adopted in the utility model is as follows:
Disposable band epitheca pipe fistulation system, comprises for inserting the epitheca pipe in human body, and it is interior for epitheca pipe is inserted to the holder that in human body, epitheca pipe slides relatively that one end is socketed on epitheca pipe, and the end of this holder one end is tip shape; Between described holder and epitheca pipe, be also socketed with the expansion sheath that inserts human body for auxiliary epitheca pipe, and this expansion sheath is coniform near one end of holder tip shape.
Further, described holder comprises and is socketed on the metal tube of expansion in sheath, and is socketed in metal tube and one end is the metal-cored of tip shape.
Again further, the other end of described expansion sheath is provided with the first external screw thread, and described metal tube is provided with the nut matching with external screw thread for metal tube and expansion sheath are fixed.
Further, the described metal-cored other end is provided with the second external screw thread, and metal tube is provided with near second externally threaded one end the female thread matching with the second external screw thread.
In order better to realize this utility model, the other end of described metal tube is also provided with fluorescence coating.
In order to make more smoothly epitheca pipe enter human body, described epitheca pipe outside is also socketed with for increasing the convenient peeling sheath inserting in human body of epitheca pipe hardness.
Preferred as one, described peeling sheath is provided with two gaps away from the sidewall of one end of holder tip shape, and gap extends to the end away from tip shape one end; Or described peeling sheath is provided with and is solidified as a whole with peeling sheath and for peeling sheath being separated into completely to the separation member of two halves away from one end of tip shape.
For epitheca Guan Buhui is skidded off easily in human body, the edge that described epitheca pipe is the end, one end of tip shape near holder is also provided with the outside turnup of relative epitheca pipe and forms curling and for stoping the block piece of epitheca pipe from slippage in human body; Described block piece is more than two, and is uniformly distributed in epitheca tube edge edge; Described epitheca pipe is also provided with static line away from one end of block piece, and static line extends to outside peeling sheath; One end that described static line is positioned at outside peeling sheath is also provided with the traction piece of being convenient to user traction static line.
This utility model compared with prior art, has the following advantages and beneficial effect:
(1) this utility model is simple in structure, can insert very smoothly in human body and play conduit effect, so that fiber endoscopy or other equipment that needs conduit to enter in human body can enter in human body and operate accordingly smoothly.
(2) holder of the present utility model is socketed in epitheca pipe, in the time that needs insert in human body by holder, first holder pointed nose is inserted in human body a bit, epitheca pipe enters in human body together along holder termination subsequently, only holder need be taken out afterwards; Simultaneously in order to guarantee the expansion ratio of epitheca pipe, so be provided with expansion sheath in epitheca pipe, guarantee that epitheca pipe can enter in human body smoothly, expand sheath adopts plastic production to form simultaneously, less to human injury, and enter after human body when epitheca pipe, can directly holder be taken out together with expansion sheath, only leave epitheca pipe as conduit, carry out follow-up operation technique.
(3) holder of the present utility model comprises metal tube and metal-cored, after in this utility model inserts human body, can be by metal-cored back-out, liquid in human body just can flow out from metal tube, and medical worker just can know judgement present position in human body, this utility model end, thereby when judgement, arrives assigned address, to carry out subsequent operation, in the time also not arriving assigned address, only need again to insert in metal tube metal-cored, continue this utility model to insert in human body.
(4) on metal tube of the present utility model, be provided with fluorescence coating, when this utility model inserts after human body, can pass through the position of ultrasonic definite this utility model end, thereby improve the accuracy that this utility model inserts, avoid inserting deeply human body is damaged, inserted the shallow problem that cannot carry out subsequent procedures.
(5) this utility model has also been socketed peeling sheath in the outside of epitheca pipe, in the time that epitheca pipe cannot insert in human body easily, because the existence of peeling sheath can enter in human body together with epitheca pipe, in the time that both all enter human body, peeling sheath can be separated into two halves and epitheca pipe departs from completely, now again by epitheca pipe slowly be pushed into assigned address.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of epitheca pipe in this utility model.
Fig. 3 is the structural representation of expanding sheath in this utility model.
Fig. 4 is the structural representation of metal tube in this utility model.
Fig. 5 is structural representation metal-cored in this utility model.
Fig. 6 is the structural representation of peeling sheath in this utility model.
Fig. 7 is the another kind of structural representation of epitheca pipe in this utility model.
Wherein, the parts name that in accompanying drawing, labelling is corresponding is called: 1-epitheca pipe, and 2-expands sheath, 3-metal tube, 4-is metal-cored, 5-the first external screw thread, 6-nut, 7-the second external screw thread, 8-fluorescence coating, 9-peeling sheath, 10-separation member, 11-block piece, 12-static line, 13-traction piece.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail, and embodiment of the present utility model includes but not limited to the following example.
Embodiment
As shown in Fig. 1～6, disposable band epitheca pipe fistulation system, comprise for inserting the epitheca pipe 1 in human body, it is interior for epitheca pipe 1 is inserted to the holder that in human body, epitheca pipe 1 slides relatively that one end is socketed on epitheca pipe 1, and the end of this holder one end is tip shape.By above-mentioned setting, for example, while doing cholelithiasis operation, need to insert conduit as fiber endoscopy passage time, only holder front end need be inserted in human body a bit, then at holder on the basis as fulcrum, in epitheca pipe insertion human body slowly, while arriving assigned address, holder is extracted in human body, and epitheca pipe can be used as the conduit of fiber endoscopy.Preferred as one, holder is made by metal, and conduit is made of plastics.
In order to guarantee that epitheca pipe can be able to enter in human body smoothly, so between described holder and epitheca pipe 1, be also socketed with the expansion sheath 2 that inserts human body for auxiliary epitheca pipe 1, and this expansion sheath 2 is coniform near one end of holder tip shape.Because epitheca pipe is formed by plastic production, its hardness is inadequate, and above-mentioned expansion sheath is that epitheca pipe is expanded, and improves its hardness, thereby enters smoothly in human body, and described expansion sheath adopts plastic production to form equally.
In order to reduce costs, reduce weight of the present utility model, alleviate medical worker's operation easier and labor intensity, described holder comprises and is socketed on the metal tube 3 of expansion in sheath, and is socketed in metal tube and one end is metal-cored 4 of tip shape.Specifically expand sheath middle part for hollow-core construction, metal tube is socketed on expansion sheath, and can relatively expand sheath and slide, due to the existence of expansion sheath, and metal tube and metal-cored just can make relative thin, thus reduce production cost, reduce weight of the present utility model.
Simple to operate in order to guarantee this utility model, the other end of described expansion sheath 2 is provided with the first external screw thread 5, and described metal tube 3 is provided with the nut 6 matching with external screw thread for metal tube and expansion sheath are fixed.When needs dismounting or installation this utility model, only need can well fix each parts of the present utility model by socket and by rotation, very simple.
In order better to realize this utility model, described metal-cored 4 other ends are provided with the second external screw thread 7, and metal tube 3 is provided with near second externally threaded one end the female thread matching with the second external screw thread.Above-mentioned setting can be in by this utility model insertosome after, metal-cored by rotating, now inside of human body is identical by metal tube with outside, liquid in human body is because the reason of pressure just can flow out from metal tube, and whether medical worker just can arrive assigned address according to the liquid determination end of the present utility model of flowing out.Such as carrying out cholelithiasis operation, in the time flowing out bile in metal tube, just can judge that this utility model end has arrived assigned address, just expansion sheath and metal tube can be taken out thereupon, only epitheca pipe is stayed in the body and used as conduit; In the time not flowing out bile, just can judge that this utility model does not also arrive assigned address, now only need again to insert in metal tube metal-cored, then this utility model is continued to insert in body.
In order better to determine whether this utility model arrives assigned address, and the other end of described metal tube 3 is also provided with fluorescence coating 8.Because fluorescence coating can be in ultrasonic lower demonstration, so after in this utility model is inserted into human body, can determine concrete position by ultrasonic, operation is very simple, convenient, and very accurate.
Due to the hardness problem of epitheca pipe, cannot enter in human body very smoothly appears in occasional, so described epitheca pipe 1 outside is also socketed with for increasing the convenient peeling sheath 9 inserting in human body of epitheca pipe hardness.The hardness of described peeling sheath is higher than the hardness of epitheca pipe, and adopts equally plastic production to form.Why directly not increasing the hardness of epitheca pipe, is because epitheca pipe is as conduit, can be inserted in human body the long period, if much higher hard can cause certain damage to human body; Simultaneously when much higher hard, its thickness also can increase, and in the time that it is positioned at human body, fiber endoscopy cannot well observe epitheca pipe situation around, so adopt the auxiliary epitheca pipe of peeling sheath to insert in human body.After epitheca pipe enters in human body smoothly, only peeling sheath need be torn in two with epitheca pipe and separate.
When the auxiliary epitheca pipe of peeling sheath inserts human body, can very easily peeling sheath be separated with epitheca pipe, can not make again epitheca pipe skid off human body, described peeling sheath 9 is provided with two gaps away from the sidewall of one end of resistance holder tip shape, and gap extends to the end away from block piece one end.Also peeling sheath can be cut away half away from one end of block piece for convenient, as preferably, the large two halves the best such as cut open into.When epitheca pipe inserts after human body, can directly peeling sheath be torn in two with epitheca pipe and be separated.
As another kind of mode, described peeling sheath 9 is provided with and is solidified as a whole with peeling sheath and for peeling sheath being separated into completely to the separation member 10 of two halves away from one end of tip shape.Described separation member is similarly two halves, and is solidified as a whole in peeling sheath, in the time no longer needing peeling sheath, only needs both hands to pull separation member just peeling sheath can be separated into two halves, departs from epitheca pipe completely.
As shown in Figure 7, in order to guarantee that epitheca Guan Buhui skids off easily in human body, the edge that described epitheca pipe is the end, one end of tip shape near holder is also provided with the outside turnup of relative epitheca pipe and forms curling and for stoping the block piece 11 of epitheca pipe from slippage in human body; Described block piece 11 is more than two, and is uniformly distributed in epitheca tube edge edge.
In order better to realize this utility model, described epitheca pipe is also provided with static line 12 away from one end of block piece, and static line extends to outside peeling sheath; One end that described static line is positioned at outside peeling sheath is also provided with the traction piece 13 of being convenient to user traction static line.Described traction piece can be little ball, also can be tablet, as long as can play convenient traction static line.In the time inserting epitheca pipe, in order to guarantee that epitheca pipe is positioned at peeling sheath completely, can pull traction piece that epitheca pipe is pulled back, make epitheca pipe front end be positioned at peeling sheath completely, to insert smoothly in human body; After operation completes, when epitheca pipe need to be extracted, also can hold traction piece equally, slowly by outside epitheca pipe pull-out human body.
According to above-described embodiment, just can realize well this utility model.What deserves to be explained is; under prerequisite based on said structure design; for solving same technical problem; even if some that make on this utility model are without substantial change or polishing; the essence of the technical scheme adopting is still the same with this utility model, therefore it also should be in protection domain of the present utility model.
Claims (10)
1. disposable band epitheca pipe fistulation system, comprise for inserting the epitheca pipe (1) in human body, it is characterized in that, also comprise that one end is socketed on epitheca pipe (1) interior for epitheca pipe (1) is inserted to the holder that in human body, epitheca pipe (1) slides relatively, and the end of this holder one end is tip shape; Between described holder and epitheca pipe (1), be also socketed with the expansion sheath (2) that inserts human body for auxiliary epitheca pipe (1), and this expansion sheath (2) is coniform near one end of holder tip shape.
2. disposable band epitheca pipe fistulation system according to claim 1, is characterized in that, described holder comprises and be socketed on the metal tube (3) of expansion in sheath, and is socketed in metal tube and one end is metal-cored (4) of tip shape.
3. disposable band epitheca pipe fistulation system according to claim 2, it is characterized in that, the other end of described expansion sheath (2) is provided with the first external screw thread (5), and described metal tube (3) is provided with the nut (6) matching with external screw thread for metal tube and expansion sheath are fixed.
4. disposable band epitheca pipe fistulation system according to claim 3, it is characterized in that, described metal-cored (4) other end is provided with the second external screw thread (7), and metal tube (3) is provided with near second externally threaded one end the female thread matching with the second external screw thread.
5. disposable band epitheca pipe fistulation system according to claim 4, is characterized in that, the other end of described metal tube (3) is also provided with fluorescence coating (8).
6. according to the disposable band epitheca pipe fistulation system described in claim 1～5 any one, it is characterized in that, described epitheca pipe (1) is outside to be also socketed with for increasing the convenient peeling sheath (9) inserting in human body of epitheca pipe hardness.
7. disposable band epitheca pipe fistulation system according to claim 6, is characterized in that, described peeling sheath (9) is provided with two gaps away from the sidewall of one end of holder tip shape, and gap extends to the end away from tip shape one end; Or described peeling sheath is provided with and is solidified as a whole with peeling sheath and for peeling sheath being separated into completely to the separation member (10) of two halves away from one end of tip shape.
8. disposable band epitheca pipe fistulation system according to claim 7, it is characterized in that, the edge that described epitheca pipe is the end, one end of tip shape near holder is also provided with the outside turnup of relative epitheca pipe and forms curling and for stoping the block piece (11) of epitheca pipe from slippage in human body.
9. disposable band epitheca pipe fistulation system according to claim 8, is characterized in that, described block piece (11) is more than two, and is uniformly distributed in epitheca tube edge edge.
10. disposable band epitheca pipe fistulation system according to claim 9, is characterized in that, described epitheca pipe is also provided with static line (12) away from one end of block piece, and static line extends to outside peeling sheath; One end that described static line is positioned at outside peeling sheath is also provided with the traction piece (13) of being convenient to user traction static line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320845541.5U CN203693849U (en) | 2013-09-03 | 2013-12-20 | Disposable fistulization system with outer sheath pipe |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320543720 | 2013-09-03 | ||
| CN201320543720.3 | 2013-09-03 | ||
| CN201320845541.5U CN203693849U (en) | 2013-09-03 | 2013-12-20 | Disposable fistulization system with outer sheath pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203693849U true CN203693849U (en) | 2014-07-09 |
Family
ID=50204469
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310707334.8A Active CN103622770B (en) | 2013-09-03 | 2013-12-20 | Disposable band outer sheath fistulation system |
| CN201320845541.5U Expired - Fee Related CN203693849U (en) | 2013-09-03 | 2013-12-20 | Disposable fistulization system with outer sheath pipe |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310707334.8A Active CN103622770B (en) | 2013-09-03 | 2013-12-20 | Disposable band outer sheath fistulation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN103622770B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103622770A (en) * | 2013-09-03 | 2014-03-12 | 陈琪 | Disposable fistulization system with external sheath catheter |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070255305A1 (en) * | 2006-04-28 | 2007-11-01 | Mcmichael Donald J | Percutaneous dilation apparatus |
| CN102631233B (en) * | 2012-03-29 | 2014-05-07 | 上海市东方医院 | Puncture cannula for gall bladder puncture |
| CN202568401U (en) * | 2012-05-31 | 2012-12-05 | 汪涛 | Percutaneous cystic puncture ostomy suite |
| CN202892618U (en) * | 2012-06-29 | 2013-04-24 | 北京迪玛克医药科技有限公司 | Vascular sheath capable of being torn |
| CN103622770B (en) * | 2013-09-03 | 2015-11-11 | 陈琪 | Disposable band outer sheath fistulation system |
-
2013
- 2013-12-20 CN CN201310707334.8A patent/CN103622770B/en active Active
- 2013-12-20 CN CN201320845541.5U patent/CN203693849U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103622770A (en) * | 2013-09-03 | 2014-03-12 | 陈琪 | Disposable fistulization system with external sheath catheter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103622770A (en) | 2014-03-12 |
| CN103622770B (en) | 2015-11-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140709 Termination date: 20161220 |