CN204485044U - A kind of cerebral surgery operation negative pressure drainage device - Google Patents
A kind of cerebral surgery operation negative pressure drainage device Download PDFInfo
- Publication number
- CN204485044U CN204485044U CN201520150127.1U CN201520150127U CN204485044U CN 204485044 U CN204485044 U CN 204485044U CN 201520150127 U CN201520150127 U CN 201520150127U CN 204485044 U CN204485044 U CN 204485044U
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- Prior art keywords
- drainage tube
- negative pressure
- annular recess
- drainage
- surgery operation
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Abstract
This utility model relates to technical field of medical instruments, disclose a kind of cerebral surgery operation negative pressure drainage device, comprise interconnective drainage tube and drainage ball, the insertion end of described drainage tube is cecum, this cecum is arcuate structure, described arcuate structure is also provided with the drainage tube plug that diameter is less than drainage tube diameter, the end shape of described drainage tube plug is arc; And the drainage tube being positioned at arcuate structure one end is also provided with annular recess, in this annular recess, is also provided with multiple conduction hole.This utility model adopts the drainage tube plug that diameter is less on the one hand, drainage tube plug can carry out pre-inserted reaming when drainage tube inserts, avoid the damage of wound location, devise annular recess on the other hand, simultaneously by conduction hole design in annular recess, avoid conduction hole and cause the damage of wound location because the effect of negative pressure directly contacts with wound location.
Description
Technical field
This utility model relates to technical field of medical instruments, more particularly, and particularly a kind of cerebral surgery operation negative pressure drainage device.
Background technology
In long-term clinical practice, for cerebral trauma various accident and cause the damage of brain substantially all to adopt operation to solve, postoperative Wound exudate needs drain, the object of drain is directed to external by the pus, blood etc. that gather between tissue in operation, prevents postoperative infection and affect wound healing.Negative pressure drainage device of the prior art structurally comprises drainage tube, drainage ball, and is provided with conduction hole in the end of drainage tube, in use the end of drainage tube is put into the position needing drain, is realized the drain of the liquid such as pus, blood by drainage ball.
But in actual use, find that the negative pressure drainage device of this structure exists following two problems through observing: easily cause the negative pressure of drainage tube end excessive on the one hand, and then the mucosa of wound location is held by the conduction hole on drainage tube tube wall cause mucosa injury; The cecum radius of drainage tube is equal with the radius of drainage tube on the other hand, because wound location has certain elasticity (this amount of elasticity is lower), after cecum directly enters, easily cause the contraction scope of wound location excessive, and then easily cause the irrecoverable of wound location, have impact on the health of tracheal wall.Therefore, be necessary to improve the structure of existing negative pressure drainage device.
Utility model content
The purpose of this utility model is to provide a kind of cerebral surgery operation negative pressure drainage device can avoiding wound trauma.
In order to solve problem set forth above, the technical solution adopted in the utility model is: a kind of cerebral surgery operation negative pressure drainage device, comprise interconnective drainage tube and drainage ball, the insertion end of described drainage tube is cecum, this cecum is arcuate structure, described arcuate structure is also provided with the drainage tube plug that diameter is less than drainage tube diameter, the end shape of described drainage tube plug is arc; And the drainage tube being positioned at arcuate structure one end is also provided with annular recess, in this annular recess, is also provided with multiple conduction hole.
According to a preferred embodiment of the present utility model: described drainage tube is consistent with the material of drainage tube plug, be natural rubber, silicone rubber or pvc material.
According to a preferred embodiment of the present utility model: described drainage tube is hollow-core construction, described drainage tube plug is solid construction.
According to a preferred embodiment of the present utility model: the cross sectional shape of described annular recess is arc.
According to a preferred embodiment of the present utility model: the cross sectional shape of described annular recess is square.
According to a preferred embodiment of the present utility model: described drainage tube is also provided with graduation mark.
Compared with prior art, the beneficial effects of the utility model are: this utility model adopts the drainage tube plug that diameter is less on the one hand, drainage tube plug can carry out pre-inserted reaming when drainage tube inserts, avoid the damage of wound location, devise annular recess on the other hand, simultaneously by conduction hole design in annular recess, avoid conduction hole and cause the damage of wound location because the effect of negative pressure directly contacts with wound location.
Accompanying drawing explanation
In order to be illustrated more clearly in this utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of cerebral surgery operation negative pressure drainage device of the present utility model.
Description of reference numerals: 1, drainage tube, 2, drainage tube plug, 3, annular recess, 4, conduction hole, 5, arcuate structure, 6, drainage lumens, 7, drainage ball.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
Embodiment one:
Consult shown in Fig. 1, the present embodiment provides a kind of cerebral surgery operation negative pressure drainage device, comprise interconnective drainage tube 1 and drainage ball 7, the insertion end of described drainage tube 1 is cecum, this cecum is arcuate structure 5, described arcuate structure 5 is also provided with the drainage tube plug 2 that diameter is less than drainage tube 1 diameter, the end shape of described drainage tube plug 2 is arc; And the drainage tube 1 being positioned at arcuate structure 5 one end is also provided with annular recess 3, in this annular recess 3, is also provided with multiple conduction hole 4.
This utility model adopts the drainage tube plug 2 that diameter is less on the one hand, drainage tube plug 2 can carry out pre-inserted reaming when drainage tube 1 inserts, avoid the damage of wound location, devise annular recess 3 on the other hand, designed in annular recess 3 by conduction hole 4, avoiding conduction hole 4 due to the effect of negative pressure directly contacts with wound location and causes the damage of wound location simultaneously.
As preferably, the drainage tube plug 2 in the present embodiment is the solid construction adopting natural rubber, silicone rubber or pvc material, adopts natural rubber, silicone rubber or pvc material that drainage tube plug 2 can be made to have good slip performance.So that the smooth insertion of drainage tube plug 2.
As preferably, drainage tube 1 in the present embodiment is the hollow-core construction adopting natural rubber, silicone rubber or pvc material, namely be provided with drainage lumens 6, equally, adopt natural rubber, silicone rubber or pvc material that drainage tube 1 can be made to have good slip performance.So that the smooth insertion of drainage tube 1.
As preferably, the present embodiment is also also provided with graduation mark on drainage tube 1.Insertion depth can be known accurately like this.
As preferably, the cross sectional shape of annular recess 3 is designed to arc by the present embodiment.
Embodiment two:
Other structures of the present embodiment are identical with embodiment one, and difference is: be designed to square by the cross sectional shape of described annular recess 3 in the present embodiment.So also can realize avoiding conduction hole 4 directly contact with wound location and cause the damage of wound location due to the effect of negative pressure.
Above-described embodiment is this utility model preferably embodiment; but embodiment of the present utility model is not restricted to the described embodiments; change, the modification done under other any does not deviate from spirit of the present utility model and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection domain of the present utility model.
Claims (6)
1. a cerebral surgery operation negative pressure drainage device, comprise interconnective drainage tube (1) and drainage ball (7), the insertion end of described drainage tube (1) is cecum, this cecum is arcuate structure (5), it is characterized in that: described arcuate structure (5) is also provided with the drainage tube plug (2) that diameter is less than drainage tube (1) diameter, the end shape of described drainage tube plug (2) is arc; And the drainage tube (1) being positioned at arcuate structure (5) one end is also provided with annular recess (3), in this annular recess (3), is also provided with multiple conduction hole (4).
2. cerebral surgery operation negative pressure drainage device according to claim 1, is characterized in that: described drainage tube (1) is consistent with the material of drainage tube plug (2), is natural rubber, silicone rubber or pvc material.
3. cerebral surgery operation negative pressure drainage device according to claim 1, is characterized in that: described drainage tube (1) is hollow-core construction, and described drainage tube plug (2) is solid construction.
4. the cerebral surgery operation negative pressure drainage device according to claims 1 to 3 any one, is characterized in that: the cross sectional shape of described annular recess (3) is arc.
5. the cerebral surgery operation negative pressure drainage device according to claims 1 to 3 any one, is characterized in that: the cross sectional shape of described annular recess (3) is square.
6. the cerebral surgery operation negative pressure drainage device according to claims 1 to 3 any one, is characterized in that: (1) is also provided with graduation mark to described drainage tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520150127.1U CN204485044U (en) | 2015-03-14 | 2015-03-14 | A kind of cerebral surgery operation negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520150127.1U CN204485044U (en) | 2015-03-14 | 2015-03-14 | A kind of cerebral surgery operation negative pressure drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204485044U true CN204485044U (en) | 2015-07-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520150127.1U Expired - Fee Related CN204485044U (en) | 2015-03-14 | 2015-03-14 | A kind of cerebral surgery operation negative pressure drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204485044U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108379677A (en) * | 2018-05-09 | 2018-08-10 | 焦若涵 | Negative pressure drainage device |
-
2015
- 2015-03-14 CN CN201520150127.1U patent/CN204485044U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108379677A (en) * | 2018-05-09 | 2018-08-10 | 焦若涵 | Negative pressure drainage device |
| CN108379677B (en) * | 2018-05-09 | 2024-08-23 | 焦若涵 | Negative pressure drainage device |
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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 |
Granted publication date: 20150722 Termination date: 20180314 |
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| CF01 | Termination of patent right due to non-payment of annual fee |