CN104857622A - Drainage tube - Google Patents
Drainage tube Download PDFInfo
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- CN104857622A CN104857622A CN201510317141.0A CN201510317141A CN104857622A CN 104857622 A CN104857622 A CN 104857622A CN 201510317141 A CN201510317141 A CN 201510317141A CN 104857622 A CN104857622 A CN 104857622A
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- drainage tube
- drain
- elastomeric bladder
- cavity
- conduit
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Abstract
The invention relates to a drainage tube. The drainage tube is used for solving the problem on how to fully drain oozed blood hemotoma parietal and to prevent excessive collapse of brain tissues with hemotoma cleared. The drainage tube is composed of an expandable elastic bladder (3), a catheter (2) and a main drainage tube (1), wherein the elastic bladder (3) is provided with a hollow cavity (5), and the outer wall of the elastic bladder (3) is provided with an opening; the main drainage tube (1) is communicated with the cavity (5) of the elastic bladder (3) and communicated with the opening in the outer wall of the elastic bladder (3) through a branch drainage tube (4); drainage channels are formed inside the main drainage tube (1) and the branch drainage tube (4) and are not communicated with the cavity (5); the main drainage tube (1) is communicated with the cavity (5) for filling fluid into the cavity (5) expand the elastic bladder. By means of the expandable elastic bladder on the drainage tube, the drainage tube can fully drain oozed blood of the hemotoma parietal and avoid excessive collapse of the brain tissues with the hemotoma cleared.
Description
Technical field
The present invention relates to a kind of armarium, particularly relate to a kind of drainage tube, particularly a kind of neurosurgery special intracerebral hematoma chamber drainage tube.
Background technology
At present, intracerebral hematoma caused by patient's craniocerebral injury or cerebral hemorrhage, after hematoma clearance, haematoma cavity wall has oozing of blood in various degree, and because hematoma clearance tissues following MCAO in rats collapses, the blood oozed out is difficult to drain, be gathered in former Hemorrhagic location, severe patient can form hematoma, needs operative treatment again, has obviously increased the weight of operation wound and the medical expense of patient; Secondly hematoma clearance tissues following MCAO in rats does not expand in time, gap between cerebral tissue and cerebral dura mater is caused to enlarge markedly, cause the bridging vein tractive on drain cerebral tissue surface serious, very easily be pulled off when head is moved, form subdural hematoma, need again perform the operation when amount of bleeding is large, as crossed damage central vein, patient there will be the hemiplegia being difficult to recover, and has a strong impact on the post-operative recovery of patient.
Summary of the invention
In view of this, the object of the present invention is to provide the oozing of blood of a kind of energy abundant drain haematoma cavity wall, prevent the drainage tube of the excessive collapse of hematoma clearance tissues following MCAO in rats.
For reaching this object, the present invention by the following technical solutions:
A kind of drainage tube, comprise expandable elastomeric bladder, conduit, drain supervisor, elastomeric bladder has the cavity of hollow, and its outer wall has opening, and drain supervisor penetrate in the cavity of elastomeric bladder, and by the described opening in communication on drain arm and elastomeric bladder outer wall; Drain supervisor, drain arm inside form drainage channel, and described drainage channel is not communicated with mutually with described cavity; Described conduit is connected with described cavity, for injecting fluid to make described elastic bag expanding in cavity.
As a kind of preferred version, described conduit be arranged on drain main pipe, outside and/or drain supervisor tube wall in.
As a kind of preferred version, elastomeric bladder outer wall has at least two openings, drain supervisor by drain arm respectively with described opening in communication.
As a kind of preferred version, spherical in shape or elliposoidal or cylindrical or truncated cone-shaped or elliptical table shape or taper type after described elastic bag expanding.
As a kind of preferred version, described elastomeric bladder adopts medical silica-gel, medical latex and/or transparent silicone to make.
As a kind of preferred version, described elastomeric bladder has and is roughly columned profile before not expanding.
As a kind of preferred version, described conduit is provided with by-pass valve control.
As a kind of preferred version, the main body of described conduit is positioned at drain main pipe, and the inlet of described conduit stretches out in the outside of drain supervisor.
The invention has the beneficial effects as follows:
(1) by arranging expandable elastomeric bladder on drainage tube, fully guiding oozing of blood by the expansion of elastomeric bladder, and filling the brain complementary space after hematoma clearance, reduce the generation that cerebral tissue collapses.
(2) chamber of conduit, elastomeric bladder and drainage channel isolated, prevent the fluid injected from impacting tissue.
(3) elastomeric bladder is in substantially cylindric before not expanding, and convenient supervisor with drain is inserted in tissue together.
(4) drain main pipe is located at by conduit, conveniently imports human body; The inlet of conduit is located at the outside of drain supervisor simultaneously, convenient to elastomeric bladder injection and derivation fluid.
(5) by-pass valve control is set on conduit, is convenient to control the Fluid Volume of elastomeric bladder inside and regulate.
(6) on the outer wall of elastomeric bladder, multiple opening is provided with, opening to be responsible for drain by drain arm and to be connected, these openings serve the effect guiding oozing of blood, simultaneously because opening is located at each position of the outer wall of elastomeric bladder, contact area is large, and along with the expansion of sacculus outer wall and the contact with tissue, oozing of blood can be discharged by opening at any time, can carry out omnibearing collection to the oozing of blood in each height of tissue, direction, the effect of drain is very good.
Accompanying drawing explanation
By referring to the description of accompanying drawing to the embodiment of the present invention, above-mentioned and other objects, features and advantages of the present invention will be more clear, in the accompanying drawings:
Fig. 1 is the perspective view in the non-expanded state of drainage tube of the present invention.
Fig. 2 is drainage device of the present invention perspective view upon inflation.
Fig. 3 is the profile of the elastomeric bladder of drainage device of the present invention.
Fig. 4 is the perspective view of the another kind of structure of drainage tube of the present invention.
In figure: 1-drain is responsible for; 2-conduit; 3-elastomeric bladder; 4-drain arm; 5-cavity; 6-inlet.
Detailed description of the invention
Based on embodiment, present invention is described below, but the present invention is not restricted to these embodiments.In hereafter details of the present invention being described, detailedly describe some specific detail sections.Do not have the description of these detail sections can understand the present invention completely for a person skilled in the art yet.In order to avoid obscuring essence of the present invention, known structure, method do not describe in detail.
Drainage tube in the present embodiment, shown in Fig. 1-3, comprise expandable elastomeric bladder 3, conduit 2, drain supervisor 1, elastomeric bladder 3 has the cavity 5 of hollow, its outer wall has opening, drain supervisor 1 penetrates in the cavity 5 of elastomeric bladder 3, and by drain arm 4 and the described opening in communication on elastomeric bladder 3 outer wall; Drain supervisor 1, drain arm 4 inside form drainage channel, and described drainage channel is not communicated with mutually with described cavity 5; Described conduit 2 is connected with described cavity 5, expands to make described elastomeric bladder 3 for injecting fluid in cavity 5.
This elastomeric bladder adopts flexible medical silica-gel, medical latex and/or transparent silicone to make, and has good elasticity and ductility, is free from side effects simultaneously to human body, directly can contact with tissue.Drain arm is arranged in elastomeric bladder, can move along with the expansion of elastomeric bladder and contraction, can adopt flexible conduit or have the hard conduit of certain support performance.Drain supervisor and conduit can adopt hard gel to make, so that insert in tissue.Conduit is used for injecting fluid in the cavity of elastomeric bladder, and this fluid can be gas, also can be that liquid is as physiological saline solution etc.Drainage channel is not communicated with mutually with described cavity, and the fluid injected by conduit like this can not enter into drainage channel, has stopped the probability causing infection to patient.
In order to the brain making this drainage tube can be inserted into patient smoothly, preferably under non-expansion state, elastomeric bladder has and is roughly columned profile, can not increase extra resistance being deep into after in cerebral tissue like this.The main body of conduit is arranged the inside of drain supervisor simultaneously, as be attached to drain supervisor inwall on or be arranged on the inside of tube wall, the volume that can reduce drainage tube outside like this and the number of components exposed, make drainage tube more easily insert cerebral tissue inner, reduce the probability that cerebral tissue is damaged.Also conduit and drain can be considered to be responsible for be arranged side by side, the benefit of such setting be convenient to conduit and drain supervisor observation and safeguard more convenient, medical personnel can observe the situation in the pipe of conduit and drain supervisor more intuitively, and conveniently change pipe fitting, as shown in Figure 4.
The outer wall of elastomeric bladder has multiple drain opening, and drain supervisor is by many drain arms and drain opening in communication, and drain opening can be arranged in diverse location, the different directions of elastomeric bladder, contributes to the oozing of blood guiding different directions, position like this.Simultaneously, elastomeric bladder should have level and smooth profile upon inflation, do not have sharp keen corner angle in order to avoid damage human tissue organ, so preferably by the configuration design globulate after the expansion of elastomeric bladder or elliposoidal or cylindrical or truncated cone-shaped or elliptical table shape or taper type, as shown in Figure 2,4, or other there is the stereochemical structure of smooth appearance also.
Conduit can arrange by-pass valve control, control with the amount of the fluid to elastomeric bladder inside, to reach the object controlling elastic bag expanding volume and fluid pressure.
Piezometer can also be set on conduit, the fluid pressure in cavity is detected, prevent fluid pressure too high or too low.
When the main part of conduit is positioned at drain main pipe, in order to make the operation of injection more convenient, can consider the outside inlet 6 of conduit being arranged on drain supervisor, the injection operation of fluid and the operation of drain can independently be carried out like this, reduce and mutually disturb.
When embody rule, the embody rule mode of this drainage tube is as follows:
After hematoma clearance, haematoma cavity definitely stops blooding, and the elastomeric bladder of drainage tube is put into haematoma cavity, physiological saline solution is injected to elastomeric bladder by conduit, make elastic bag expanding, observe with or without fresh hemorrhage in drain supervisor, if without fresh active hemorrhage, extract a small amount of physiological saline solution with syringe to rinse to haematoma cavity from drain supervisor gently, observe the color of drain supervisor drainage-fluid, as dark red in color or cerise, then consider there is active hemorrhage, should elastomeric bladder be taken out, again stop blooding.As color is light red, illustrate there is no active hemorrhage, by drain supervisor apart from operative incision 1.5cm place, do 1.2cm otch, draw through the subcutaneous far-end that drain is responsible for, and fixing, and drain supervisor far-end connects drainage bag respectively.Postoperative along with cerebral tissue multiple swollen, progressively discharged the normal saline in elastomeric bladder by conduit, remain at fluid pressure about the 2.0Kpa in elastomeric bladder, both played contention effect, again not injured brain tissue.
In addition, it should be understood by one skilled in the art that the accompanying drawing provided at this is all for illustrative purposes, and accompanying drawing is not necessarily drawn in proportion.
Meanwhile, should be appreciated that example embodiment is provided, to make the disclosure be comprehensive, and its scope is fully conveyed to those skilled in the art.A lot of specific detail (such as the example of particular elements, equipment and method) is presented to provide thorough understanding of the disclosure.It will be apparent to one skilled in the art that and do not need to adopt specific detail, example embodiment can be implemented with much different forms, and example embodiment should not be understood to limit the scope of the present disclosure.In some example embodiments, well-known technique, well-known device structure and well-known technology are not described in detail.
Term is only for describing the object of particular example embodiment as used herein, is not intended for restrictive.As used herein, " one ", " one " and " described " of singulative also can be intended to comprise plural form, unless context explicitly points out to otherwise.Term " comprises ", " comprising ", " containing " and " having " are inclusive and therefore clearly state the existence of described feature, entirety, step, operation, element and/or parts, but does not get rid of and there is or increase one or more further feature, entirety, step, operation, element, parts and/or its combination.Method step described here, technique and operation will not be understood to inevitable requirement they with discussion or illustrative particular order be performed, the order unless expressly stated for performing.Also can adopt step that is other or that substitute by understanding.
When an element or layer be mentioned as another element or layer " on ", " being engaged to ", " being connected to " or " being coupled to " another element or layer time, its can directly on another element or layer, directly engaged, connected or be connected to another element or layer, or intermediary element or layer can be there is.By contrast, when an element be mentioned as " directly " another element or layer " on ", " being directly engaged to ", " being directly connected to " or " being directly coupled to " another element or layer time, intermediary element or layer can not be there is.Other word for describing relation between element should be explained in a similar manner (such as, " between " and " directly between ", " vicinity " and " being directly close to " etc.).As used herein, term "and/or" comprises arbitrary in the Listed Items of one or more association or all combines.
Although term first, second, third, etc. can be used to describe each element, parts, region, layer and/or section at this, these elements, parts, region, layer and/or section should not limited by these terms.These terms can only for distinguishing element, parts, region, layer or a section and another element, region, layer or section.The term of such as " first ", " second " and other numerical value term when not meaning that order or sequentially when this uses, unless context explicitly points out.Thus, the first element discussed below, parts, region, layer or section can be called as the second element, parts, region, layer or section, and do not deviate from the instruction of example embodiment.In addition, in describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
For being easy to illustrate, such as " interior ", " outward ", " under ", " below ", " bottom ", " top ", " top " etc. space correlation term be used to the relation of an illustrative element or feature and another element or feature in description figure at this.Will be appreciated that space correlation term can be intended to comprise the equipment different orientation except the orientation described in figure in use or operation.Such as, if the equipment in figure is reversed, be then described as be in other element or feature " below " or " under " so element will be positioned in this other element or feature " top ".Thus, exemplary term " below " can comprise above and below both orientation.Equipment can otherwise be directed (90-degree rotation or be in other orientation), and space correlation descriptor should be interpreted accordingly as used herein.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, to those skilled in the art, the present invention can have various change and change.All do within spirit of the present invention and principle any amendment, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a drainage tube, it is characterized in that: comprise expandable elastomeric bladder (3), conduit (2), drain supervisor (1), elastomeric bladder (3) has the cavity (5) of hollow, its outer wall has opening, drain supervisor (1) penetrates in the cavity (5) of elastomeric bladder (3), and by drain arm (4) and the described opening in communication on elastomeric bladder (3) outer wall; Drain supervisor (1), drain arm (4) inside form drainage channel, and described drainage channel is not communicated with mutually with described cavity (5); Described conduit (2) is connected with described cavity (5), expands to make described elastomeric bladder (3) for injecting fluid in cavity (5).
2. drainage tube according to claim 1, is characterized in that: described conduit (2) is arranged in the tube wall of inner, the outside and/or drain supervisor of drain supervisor (1).
3. drainage tube according to claim 1, is characterized in that: elastomeric bladder (3) outer wall has at least two openings, drain supervisor (1) by drain arm (4) respectively with described opening in communication.
4. drainage tube according to claim 1, is characterized in that: spherical in shape or elliposoidal or cylindrical or truncated cone-shaped or elliptical table shape or taper type after described elastomeric bladder (3) expands.
5. drainage tube according to claim 1, is characterized in that: described elastomeric bladder (3) adopts medical silica-gel, medical latex and/or transparent silicone to make.
6. drainage tube according to claim 4, is characterized in that: described elastomeric bladder (3) has and is roughly columned profile before not expanding.
7. drainage tube according to claim 1, is characterized in that: described conduit (2) is provided with by-pass valve control.
8. drainage tube according to claim 1, it is characterized in that: the main body of described conduit (2) is positioned at drain supervisor (1) inside, and the inlet (6) of described conduit (2) stretches out in the outside of drain supervisor (1).
9. drainage tube according to claim 1, is characterized in that: described conduit (2) is provided with piezometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510317141.0A CN104857622A (en) | 2015-06-10 | 2015-06-10 | Drainage tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510317141.0A CN104857622A (en) | 2015-06-10 | 2015-06-10 | Drainage tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104857622A true CN104857622A (en) | 2015-08-26 |
Family
ID=53904063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510317141.0A Pending CN104857622A (en) | 2015-06-10 | 2015-06-10 | Drainage tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104857622A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105380695A (en) * | 2015-12-17 | 2016-03-09 | 中国人民解放军第三军医大学第三附属医院 | Intrauterine compression balloon |
| CN112569457A (en) * | 2020-12-10 | 2021-03-30 | 北京大学第三医院（北京大学第三临床医学院） | Continuous drug delivery bag tube system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2891979Y (en) * | 2006-04-17 | 2007-04-25 | 张宾 | Aerocyst pressing hemostasis apparatus |
| CN201968740U (en) * | 2011-01-24 | 2011-09-14 | 张世忠 | Neurosurgical compression hemostasis and drainage device |
| CN103505800A (en) * | 2013-09-13 | 2014-01-15 | 浙江大学 | Subcutaneous inflation type drainage supporting frame |
| CN204798603U (en) * | 2015-06-10 | 2015-11-25 | 徐增良 | Drainage tube |
-
2015
- 2015-06-10 CN CN201510317141.0A patent/CN104857622A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2891979Y (en) * | 2006-04-17 | 2007-04-25 | 张宾 | Aerocyst pressing hemostasis apparatus |
| CN201968740U (en) * | 2011-01-24 | 2011-09-14 | 张世忠 | Neurosurgical compression hemostasis and drainage device |
| CN103505800A (en) * | 2013-09-13 | 2014-01-15 | 浙江大学 | Subcutaneous inflation type drainage supporting frame |
| CN204798603U (en) * | 2015-06-10 | 2015-11-25 | 徐增良 | Drainage tube |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105380695A (en) * | 2015-12-17 | 2016-03-09 | 中国人民解放军第三军医大学第三附属医院 | Intrauterine compression balloon |
| CN112569457A (en) * | 2020-12-10 | 2021-03-30 | 北京大学第三医院（北京大学第三临床医学院） | Continuous drug delivery bag tube system |
| CN112569457B (en) * | 2020-12-10 | 2024-02-13 | 北京大学第三医院（北京大学第三临床医学院） | Continuous administration cyst tube system |
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| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
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Application publication date: 20150826 |