CN109821141A - A kind of multilumen central venous conduit - Google Patents
A kind of multilumen central venous conduit Download PDFInfo
- Publication number
- CN109821141A CN109821141A CN201910284785.2A CN201910284785A CN109821141A CN 109821141 A CN109821141 A CN 109821141A CN 201910284785 A CN201910284785 A CN 201910284785A CN 109821141 A CN109821141 A CN 109821141A
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- China
- Prior art keywords
- conduit
- central venous
- connector
- fixator
- multilumen
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Abstract
The present invention relates to ductus venosus technical fields, specially a kind of multilumen central venous conduit, including first conduit, the side of first conduit is equipped with second conduit, one end of first conduit and second conduit is equipped with connector, and first conduit and one end of second conduit and the inside of connector are connected；The multilumen central venous conduit passes through the multiple side openings being equipped with, reduce the generation of catheter blockage situation, and then alleviate the work load of medical staff, solve the problems, such as that existing central venous catheter is susceptible to plugging, the multilumen central venous conduit passes through the fixator being equipped with, on the one hand be conducive to the ventilative and absorbing sweat of bearing's skin, on the other hand the generation of pressure sore is avoided, the humanization designing, change the fixed mode of traditional needlework suture, alleviate the pain of patient, solve the problems, such as that the fixed form of existing central venous catheter easily brings pain to patient.
Description
Technical field
The present invention relates to ductus venosus technical field, specially a kind of multilumen central venous conduit.
Background technique
Central venous catheter belongs to one kind of endovascular prosthesis, is placed in big vein or cavum pericardiale, is usually used in measuring
Central venous pressure, fluid infusion, drainage of pericardium etc., on the one hand, existing central venous catheter is when being infused or being drained, because of master
Supravasal side opening is less, the situation of Chang Fasheng catheter blockage, brings very big puzzlement to the work of medical staff, another
Aspect, when in use, connector is sewn to the skin of patient usually using needlework to existing central venous catheter by medical staff
On, pain not only has been driven to patient, has also easily caused superinfection, in consideration of it, it is proposed that a kind of multilumen central venous is led
Pipe.
Summary of the invention
The purpose of the present invention is to provide a kind of multilumen central venous conduits, mentioned above in the background art existing to solve
Some central venous catheter easily block and the fixed form of existing central venous catheter easily brings the problem of pain to patient.
To achieve the above object, the invention provides the following technical scheme:
A kind of multilumen central venous conduit, including first conduit, the side of first conduit are equipped with second and lead
One end of pipe, first conduit and second conduit is equipped with connector, and first conduit and described second
One end of branch conduit is connected with the inside of the connector；
It is closely bonded with lug on the two sides of the connector, through-hole is offered on the lug, the connector
Front side is equipped with main pipe, and one end of the main pipe is connected with the inside of the connector, the outer circumferential walls of the main pipe
Multiple side openings are offered at front end.
Preferably, first conduit and second conduit are connected with the main pipe.
Preferably, multiple side openings are spirally distributed.
Preferably, the radius of multiple side openings is all different.
Preferably, the lower section of the connector is equipped with fixator, is closely bonded with two phases on the top surface of the fixator
Symmetrical casing, described sleeve pipe is interior to be equipped with loop bar, and the top surface of the loop bar closely bonds restraining position ring block, and the periphery of the loop bar is set
There is spring, bottom end and the described sleeve pipe inner bottom surface of the spring closely bond, the bottom on the top of the spring and the stop collar
Face closely bonds, and the top surface of the stop collar has closely bonded compression bar, and one end of the compression bar is located in the through-hole, described solid
The bottom surface for determining device opens up fluted, sponge is embedded in the groove, the bottom surface of the fixator has also closely bonded double-sided adhesive
Layer.
Preferably, on the sponge equally offer multiple air holes.
Preferably, the global shape of the layers of two-sided is in circular ring shape.
Compared with prior art, beneficial effects of the present invention:
1. the multilumen central venous conduit passes through the multiple side openings being equipped with, so that the central venous catheter guarantees when in use
It is unobstructed in conduit, to reduce the generation of catheter blockage situation, and then the work load of medical staff is alleviated, solved
The existing susceptible to plugging problem of central venous catheter；
2. the multilumen central venous conduit passes through the fixator being equipped with, so that the central venous catheter is when in use, use
Personnel can be fixed on the holder by connector, and then central venous catheter is fixed on to the skin of patient by fixator
On, while the sponge being equipped on the holder and air hole, be on the one hand conducive to the ventilative and absorbing sweat of bearing's skin, it is another
Aspect avoids the generation of pressure sore, the humanization designing, changes the fixed mode of traditional needlework suture, alleviates patient's
Pain solves the problems, such as that the fixed form of existing central venous catheter easily brings pain to patient.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is the structural schematic diagram in the present invention at A；
Fig. 3 is the structural schematic diagram after fixing holder of the present invention；
Fig. 4 is the configuration schematic diagram of fixator in the present invention；
Fig. 5 is the bottom view of fixator in the present invention.
In figure: 1, first conduit；2, second conduit；3, connector；31, lug；311, through-hole；4, main pipe；41,
Side opening；5, fixator；51, casing；52, loop bar；53, spring；54, stop collar；55, compression bar；56, groove；57, sponge；571,
Air hole；58, layers of two-sided.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of
The description present invention and simplified description, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
Embodiment 1
A kind of multilumen central venous conduit, as depicted in figs. 1 and 2, including first conduit 1, the side of first conduit 1
Equipped with second conduit 2, one end of first conduit 1 and second conduit 2 is equipped with connector 3, and first conduit 1 and second
One end of branch conduit 2 is connected with the inside of connector 3, is closely bonded with lug 31 on the two sides of connector 3, on lug 31
Through-hole 311 is offered, the front side of connector 3 is equipped with main pipe 4, and one end of main pipe 4 is connected with the inside of connector 3, main
The outer circumferential walls of conduit 4 offer multiple side openings 41 at front end.
Specifically, first conduit 1 and second conduit 2 are connected with main pipe 4, convenient for drainage and infusion.
Further, multiple side openings 41 are spirally distributed, and multiple side openings 41 divide in the shape of a spiral along the outer wall of main pipe 4
Cloth reduces the generation of blockage so that drainage and infusion are more unobstructed.
Embodiment 2
As second of embodiment of the invention, difference from example 1 is that: the radius of multiple side openings 41 is not
It is identical.
You need to add is that the different side opening 41 in multiple apertures is more conducive to being infused and drain, reduce pipeline blockage
The generation of situation.
Embodiment 3
As the third embodiment of the invention, for the ease of fixed connection device 3, the present inventor is provided with fixator 5, such as
Shown in Fig. 3 to Fig. 5, the lower section of connector 3 is equipped with fixator 5, is closely bonded with two symmetrical sets on the top surface of fixator 5
Pipe 51, casing 51 is interior to be equipped with loop bar 52, and the top surface of loop bar 52 closely bonds restraining position ring block 54, and the periphery of loop bar 52 is equipped with spring
53, bottom end and 51 inner bottom surface of casing of spring 53 closely bond, and the top of spring 53 and the bottom surface of stop collar 54 closely bond, limit
The top surface of position ring 54 has closely bonded compression bar 55, and one end of compression bar 55 is located in through-hole 311, and the bottom surface of fixator 5 offers recessed
Slot 56 is embedded with sponge 57 in groove 56, and the bottom surface of fixator 5 has also closely bonded layers of two-sided 58.
Specifically, on sponge 57 equally offer multiple air holes 571, multiple air holes 571 are conducive to fix
It is ventilative at device 5 and skin contact, while being conducive to 57 absorbing sweat of sponge.
Further, the global shape of layers of two-sided 58 is in circular ring shape, and layers of two-sided 58 is easy to use, is connected when needs are fixed
When connecing device 3, user of service tear antistick layer and by fixator 5 bonding on the skin of the patient.
When in use, one end of main pipe 4 is placed in by user of service first suffers from the multilumen central venous conduit of the present embodiment
The incision of person's skin, drainage-fluid in wound etc. enters in main pipe 4 from side opening 41 at this time, and flows into from main pipe 4
In first conduit 1 and second conduit 2, it finally flow to the external world；
When user of service places main pipe 4 and needs fixed connection device 3, user of service dials up fixator first
Compression bar 55 on 5, compression bar 55 drives loop bar 52 to slide in casing 51 at this time, and spring 53 is stretched, while user of service will press
Through-hole 311 on one end merging lug 31 of bar 55, following user of service unclamp compression bar 55, and spring 53 is shunk, compression bar 55 to
Lower movement simultaneously enters in through-hole 311, and successively by 55 receiving through-hole 311 of compression bar of two sides, connector 3 can be fixed on solid
Determining on device 5, user of service tears the antistick layer in layers of two-sided 58 at this time, and on the skin of the patient by the bonding of fixator 5, in
Cardiac vein conduit can be fixed on the skin of the patient.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
For personnel it should be appreciated that the present invention is not limited to the above embodiments, described in the above embodiment and specification is only the present invention
Preference, be not intended to limit the invention, without departing from the spirit and scope of the present invention, the present invention also has various
Changes and improvements, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by institute
Attached claims and its equivalent thereof.
Claims (3)
1. a kind of multilumen central venous conduit, including first conduit (1), it is characterised in that: the one of first conduit (1)
Side is equipped with second conduit (2), one end of first conduit (1) and second conduit (2) equipped with connector (3),
And one end of first conduit (1) and second conduit (2) is connected with the inside of the connector (3)；It is described
It is closely bonded on the two sides of connector (3) lug (31), offers through-hole (311), the connection on the lug (31)
The front side of device (3) is equipped with main pipe (4), and one end of the main pipe (4) is connected with the inside of the connector (3), described
The outer circumferential walls of main pipe (4) offer multiple side openings (41) at front end；First conduit (1) and second described
Conduit (2) is connected with the main pipe (4)；Multiple side openings (41) are spirally distributed；Multiple side openings (41)
Radius be all different；The lower section of the connector (3) is equipped with fixator (5), closely bonds on the top surface of the fixator (5)
There are two symmetrical casing (51), loop bar (52) are equipped in described sleeve pipe (51), the top surface of the loop bar (52) closely bonds
The periphery of restraining position ring block (54), the loop bar (52) is equipped with spring (53), the bottom end and described sleeve pipe (51) of the spring (53)
Inner bottom surface closely bonds, and the top of the spring (53) and the bottom surface of the stop collar (54) closely bond, the stop collar
(54) top surface has closely bonded compression bar (55), and one end of the compression bar (55) is located in the through-hole (311), the fixator
(5) bottom surface opens up fluted (56), is embedded with sponge (57) in the groove (56), the bottom surface of the fixator (5) is also tight
It is close to be bonded with layers of two-sided (58).
2. multilumen central venous conduit according to claim 1, it is characterised in that: on the sponge (57) equally
Offer multiple air holes (571).
3. multilumen central venous conduit according to claim 1, it is characterised in that: the whole shape of the layers of two-sided (58)
Shape is in circular ring shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910284785.2A CN109821141A (en) | 2019-04-10 | 2019-04-10 | A kind of multilumen central venous conduit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910284785.2A CN109821141A (en) | 2019-04-10 | 2019-04-10 | A kind of multilumen central venous conduit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109821141A true CN109821141A (en) | 2019-05-31 |
Family
ID=66874364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910284785.2A Pending CN109821141A (en) | 2019-04-10 | 2019-04-10 | A kind of multilumen central venous conduit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109821141A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112006670A (en) * | 2020-09-08 | 2020-12-01 | 浙江大学 | Control system for composite venous catheter and real-time monitoring of central venous pressure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202489942U (en) * | 2012-01-10 | 2012-10-17 | 陈宇 | Double-atrium pressure-measuring and medicine-injecting catheter |
| CN203355088U (en) * | 2013-06-28 | 2013-12-25 | 杭州富善医疗器械有限公司 | Fixing device for central venous catheter |
| US20170319819A1 (en) * | 2011-02-10 | 2017-11-09 | C. R. Bard, Inc. | Multi-Lumen Catheter With Enhanced Flow Features |
| US20180117278A1 (en) * | 2016-10-28 | 2018-05-03 | Blaine S. Cameron | Catheter Apparatus |
-
2019
- 2019-04-10 CN CN201910284785.2A patent/CN109821141A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170319819A1 (en) * | 2011-02-10 | 2017-11-09 | C. R. Bard, Inc. | Multi-Lumen Catheter With Enhanced Flow Features |
| CN202489942U (en) * | 2012-01-10 | 2012-10-17 | 陈宇 | Double-atrium pressure-measuring and medicine-injecting catheter |
| CN203355088U (en) * | 2013-06-28 | 2013-12-25 | 杭州富善医疗器械有限公司 | Fixing device for central venous catheter |
| US20180117278A1 (en) * | 2016-10-28 | 2018-05-03 | Blaine S. Cameron | Catheter Apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112006670A (en) * | 2020-09-08 | 2020-12-01 | 浙江大学 | Control system for composite venous catheter and real-time monitoring of central venous pressure |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190531 |
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| RJ01 | Rejection of invention patent application after publication |