CN202751627U - Balanced lavage device for hematoma clearer - Google Patents
Balanced lavage device for hematoma clearer Download PDFInfo
- Publication number
- CN202751627U CN202751627U CN 201220268544 CN201220268544U CN202751627U CN 202751627 U CN202751627 U CN 202751627U CN 201220268544 CN201220268544 CN 201220268544 CN 201220268544 U CN201220268544 U CN 201220268544U CN 202751627 U CN202751627 U CN 202751627U
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- circulating pump
- pressure
- low pressure
- hematoma
- balanced lavage
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Abstract
The utility model discloses a balanced lavage device for a hematoma clearer. The device is characterized by comprising a high-pressure pipeline, a low-pressure pipeline, a circulating pump and a filter exhaust unit, wherein the circulating pump is connected with a high-pressure chamber of a shred aspirator through the high-pressure pipeline, the low-pressure chamber of the shred aspirator is connected with the through the circulating pump through the high-pressure pipeline, and the filter exhaust unit is connected with the low-pressure pipeline or the high-pressure pipeline. A first elastic pipe section is arranged on the high-pressure pipeline, pressure fluctuation caused by the circulating pump can be relieved through the elastic pipe wall, and operation stability of the whole device can be improved; simultaneously, a pinch valve can be matched on the first elastic pipe section, therefore the high-pressure pipeline can be closed timely when the balanced lavage device is abnormal, the working solution is stopped, and the safety can be increased; and a small amount of working solutions can be increased when the shred aspirator is inserted into or pulled out from brain tissues, therefore the brain tissue cannot sink into a cutting edge of the aspirator, damage to the brain tissues can be avoided, and the hematoma cleaning efficiency can be also improved when the working solution amount is changed during an operation.
Description
Technical field
This utility model relates to the hematoma clearance device in the medical apparatus and instruments, and is especially relevant with the balanced lavage device of hematoma clearance device.
Background technology
In cerebral hemorrhage treatment, usually use clinically the hematoma clearance device at present.Above-mentioned hematoma clearance device comprises crushing aspirating device and the balanced lavage device that links to each other with crushing aspirating device.Above-mentioned balanced lavage device comprises pressure duct, low pressure line, circulating pump, filter and exhaust apparatus, wherein, circulating pump connects the high pressure chest of crushing aspirating device by pressure duct, exhaust apparatus access pressure duct, the low pressure chamber of crushing aspirating device connects circulating pump by low pressure line, filter access low pressure line.Above-mentioned balanced lavage device exists following defective: the one, and the pressure oscillation that causes in the time of can not well alleviating circulating pump work; The 2nd, when the work of balanced lavage device is not normal, can not immediately close pressure duct; The 3rd, be not easy to patient's aseptic adjustment hydraulic fluid circulating load in operation; The 4th, easy damaged cerebral tissue when crushing aspirating device inserts or extracts cerebral tissue.
This shows that above-mentioned balanced lavage device awaits further to improve.
The utility model content
Task of the present utility model is to solve the technological deficiency of the balanced lavage device existence of hematoma clearance device in the prior art, and a kind of balanced lavage device of hematoma clearance device is provided.
Its technical solution is:
A kind of balanced lavage device of hematoma clearance device comprises pressure duct, low pressure line, circulating pump and filtering exhaust device; Above-mentioned circulating pump is by the high pressure chest of crushing aspirating device in the pressure duct connection hematoma clearance device, and the low pressure chamber of crushing aspirating device connects circulating pump by low pressure line, filtering exhaust device access low pressure line or pressure duct; Be provided with one section elasticity pipeline section that is used for alleviating the build-up of pressure fluctuation of circulating pump institute at pressure duct.
Dispose for pinch valve that can instant closing pipe line when the work of balanced lavage device is not normal at an above-mentioned elasticity pipeline section.
Above-mentioned filtering exhaust device access low pressure line.
Above-mentioned circulating pump is the creeping motion type pumping plant, is provided with for No. two elasticity pipeline sections that cooperate with circulating pump at the initial segment of pressure duct.
Be provided with the looped pipeline road No. one at low pressure line one end near circulating pump, a termination on a looped pipeline road enters low pressure line, and the other end is connected with pressure transducer; Be provided with the looped pipeline road No. two at pressure duct one end near circulating pump, a termination on No. two looped pipeline roads enters pressure duct, and the other end is connected with pressure transducer.
Above-mentioned one, No. two looped pipeline road all is connected with pressure transducer by pipe jointer.
End at low pressure line or the close crushing aspirating device of pressure duct is provided with for No. three looped pipeline roads adjusting the working solution circulating load, is provided with adjustable valve on No. three looped pipeline roads.
The diameter of above-mentioned pressure duct is 1～3mm.
Above-mentioned pressure duct near one section body of crushing aspirating device and low pressure line near one section body of crushing aspirating device and be close together.
The motor power-supply wire boundling of above-mentioned crushing aspirating device together, by drawing in the conduit; Above-mentioned conduit and above-mentioned one section body stick together.
The utlity model has following useful technique effect:
This utility model is provided with one section elasticity pipeline section at pressure duct, can alleviate the pressure oscillation that circulating pump causes by its elastic tube wall, is conducive to improve whole device traveling comfort; Simultaneously, owing on an above-mentioned elasticity pipeline section, also dispose pinch valve, by cooperating with pinch valve, occur immediately to close pressure duct when not normal at the balanced lavage device, stop working solution mobile, be conducive to strengthen safety.In addition, circulating pump in this utility model is the creeping motion type pumping plant, initial segment at pressure duct is provided with for No. two elasticity pipeline sections that cooperate with circulating pump, and this technological means both had been conducive to satisfy sterile working's requirement of operation, also helped the reduction operation expense; End at low pressure line or the close crushing aspirating device of pressure duct in this utility model is provided with the looped pipeline road No. three, adjust the working solution total amount that the working solution circulating load is namely installed confidential reference items and circulation by No. three looped pipeline roads, when inserting or extract cerebral tissue, crushing aspirating device increases a small amount of working solution, make cerebral tissue not be absorbed in the suction pump cutting edge, thereby avoid injured brain tissue, change the work liquid measure in the operation and also can improve cleaning hematoma efficient.
Description of drawings
Below in conjunction with accompanying drawing and the specific embodiment this utility model is illustrated further:
Figure is the structural principle sketch map of a kind of embodiment of the present utility model.
The specific embodiment
Referring to accompanying drawing, a kind of balanced lavage device of hematoma clearance device comprises pressure duct 1, low pressure line 2, circulating pump 3 and filtering exhaust device 4.Above-mentioned circulating pump is by the high pressure chest 5 of crushing aspirating device in the pressure duct connection hematoma clearance device, and the low pressure chamber 6 of crushing aspirating device connects circulating pump by low pressure line, filtering exhaust device access low pressure line.Above-mentioned circulating pump, pressure duct, high pressure chest, low pressure chamber, low pressure line and filtering exhaust device can consist of a fluid circulation system, are full of hydraulic fluid when its work.Be provided with one section elasticity pipeline section 101 at pressure duct, alleviate the pressure oscillation that circulating pump causes by the elastic tube wall of an elasticity pipeline section, dispose pinch valve 7 at an elasticity pipeline section, pinch valve 7 is used for instant sealing pressure duct when the work of balanced lavage device is not normal.Above-mentioned circulating pump is preferably the creeping motion type pumping plant, is provided with for No. two elasticity pipeline sections 102 that cooperate with circulating pump at the initial segment of pressure duct.
In the aforesaid way, a termination that is provided with 8, numbers looped pipeline roads, a looped pipeline road at low pressure line one end near circulating pump enters low pressure line, and the other end is connected with pressure transducer; As being connected with pressure transducer by pipe jointer 9, more convenient like this in disassembling or docking.A termination that is provided with 10, No. two looped pipeline roads, No. two looped pipeline roads at pressure duct one end near circulating pump enters pressure duct, and the other end is connected with pressure transducer; As being connected with pressure transducer by pipe jointer 11, more convenient like this in disassembling or docking.
In the aforesaid way, be provided with on 12, No. three looped pipeline roads, No. three looped pipeline roads near an end of crushing aspirating device low pressure chamber at low pressure line and be provided with adjustable valve 13, adjust the working solution circulating loads by No. three looped pipeline roads; This technological means increases a small amount of working solution when crushing aspirating device inserts or extracts cerebral tissue, make cerebral tissue not be absorbed in the suction pump cutting edge, thereby avoid injured brain tissue, changes the work liquid measure in the operation and also can improve cleaning hematoma efficient.Certainly, other position of low pressure line can also be accessed in No. three looped pipeline roads.
In the aforesaid way, the diameter of pressure duct is satisfying in the situation that crushing aspirating device working solution consumption requires, and the thinner caliber of choice for use as far as possible is preferably 1,2 or 3mm such as its diameter.The benefit of doing like this is: make tube chamber not have larger tube chamber trapped gas, be conducive to the discharge of bubble in liquid.
In the aforesaid way, pressure duct can and be close together near one section body of crushing aspirating device and low pressure line one section body near crushing aspirating device.The motor power-supply wire boundling of crushing aspirating device together, by drawing in the conduit 14; Above-mentioned conduit and above-mentioned one section body stick together.Referring to A section in the diagram.
Except aforesaid way, the filtering exhaust device also can access the high-voltage tube highway section.
Operation principle of the present utility model roughly is:
Pipeline in this utility model is divided into pressure duct and low pressure line according to fluid pressure.Until the pipe section that enters of crushing aspirating device is above-mentioned pressure duct, remainder is above-mentioned low pressure line behind circulating pump.Inside is full of hydraulic fluid during work.
Circulating pump (station) work, make pump before, produce pressure differential behind the pump and impel liquid flow.Liquid via low pressure line, filtering exhaust device after, through the circulating pump pressurization, enter pressure duct, enter into the high pressure chest of crushing aspirating device via pressure duct, then enter in the hematoma, by carrying the hematoma fragment after the crushing aspirating device work, then the low pressure chamber of getting back to crushing aspirating device is back to the filtering exhaust device via low pressure line.So the broken suction operations of hematoma such as intracranial are finished in circulation.
The relevant technologies content of not addressing in the aforesaid way is taked or is used for reference prior art and can realize.
Need to prove that those skilled in the art can also make such or such easy variation pattern under the instruction of this description, such as equivalent way, or obvious mode of texturing.Above-mentioned variation pattern all should be within protection domain of the present utility model.
Claims (10)
1. the balanced lavage device of a hematoma clearance device is characterized in that comprising pressure duct, low pressure line, circulating pump and filtering exhaust device; Above-mentioned circulating pump is by the high pressure chest of crushing aspirating device in the pressure duct connection hematoma clearance device, and the low pressure chamber of crushing aspirating device connects circulating pump by low pressure line, filtering exhaust device access low pressure line or pressure duct; Be provided with one section elasticity pipeline section that is used for alleviating the build-up of pressure fluctuation of circulating pump institute at pressure duct.
2. the balanced lavage device of a kind of hematoma clearance device according to claim 1 is characterized in that: dispose for pinch valve that can instant closing pipe line when the work of balanced lavage device is not normal at elasticity pipeline section.
3. the balanced lavage device of a kind of hematoma clearance device according to claim 1 is characterized in that: described filtering exhaust device access low pressure line.
4. the balanced lavage device of a kind of hematoma clearance device according to claim 1, it is characterized in that: described circulating pump is the creeping motion type pumping plant, is provided with for No. two elasticity pipeline sections that cooperate with circulating pump at the initial segment of pressure duct.
5. the balanced lavage device of a kind of hematoma clearance device according to claim 1 is characterized in that: be provided with the looped pipeline road No. one at low pressure line one end near circulating pump, a termination on a looped pipeline road enters low pressure line, and the other end is connected with pressure transducer; Be provided with the looped pipeline road No. two at pressure duct one end near circulating pump, a termination on No. two looped pipeline roads enters pressure duct, and the other end is connected with pressure transducer.
6. the balanced lavage device of a kind of hematoma clearance device according to claim 5, it is characterized in that: described one, No. two looped pipeline road all is connected with pressure transducer by pipe jointer.
7. the balanced lavage device of a kind of hematoma clearance device according to claim 1, it is characterized in that: the end at low pressure line or the close crushing aspirating device of pressure duct is provided with for No. three looped pipeline roads adjusting the working solution circulating load, is provided with adjustable valve on No. three looped pipeline roads.
8. the balanced lavage device of a kind of hematoma clearance device according to claim 1, it is characterized in that: the diameter of described pressure duct is 1～3mm.
9. the balanced lavage device of a kind of hematoma clearance device according to claim 1 is characterized in that: described pressure duct near one section body of crushing aspirating device and low pressure line near one section body of crushing aspirating device and be close together.
10. the balanced lavage device of a kind of hematoma clearance device according to claim 9 is characterized in that: the motor power-supply wire boundling of described crushing aspirating device together, by drawing in the conduit; Above-mentioned conduit and above-mentioned one section body stick together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220268544 CN202751627U (en) | 2012-06-08 | 2012-06-08 | Balanced lavage device for hematoma clearer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220268544 CN202751627U (en) | 2012-06-08 | 2012-06-08 | Balanced lavage device for hematoma clearer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202751627U true CN202751627U (en) | 2013-02-27 |
Family
ID=47730826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220268544 Expired - Lifetime CN202751627U (en) | 2012-06-08 | 2012-06-08 | Balanced lavage device for hematoma clearer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202751627U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102698329A (en) * | 2012-06-08 | 2012-10-03 | 李广成 | Balance lavage device for hematoma remover |
-
2012
- 2012-06-08 CN CN 201220268544 patent/CN202751627U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102698329A (en) * | 2012-06-08 | 2012-10-03 | 李广成 | Balance lavage device for hematoma remover |
| WO2013182019A1 (en) * | 2012-06-08 | 2013-12-12 | Li Guangcheng | Balancing irrigation device of hematoma extractor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130227 |