CN208552641U - A kind of Minimally Invasive Surgery device for adjusting vacuum suction flow - Google Patents
A kind of Minimally Invasive Surgery device for adjusting vacuum suction flow Download PDFInfo
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- CN208552641U CN208552641U CN201820316652.XU CN201820316652U CN208552641U CN 208552641 U CN208552641 U CN 208552641U CN 201820316652 U CN201820316652 U CN 201820316652U CN 208552641 U CN208552641 U CN 208552641U
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- suction
- vacuum suction
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Abstract
A kind of Minimally Invasive Surgery device for adjusting vacuum suction flow, it includes negative pressure catheter (6), flow regulator (2) and negative tube (7), one end of negative tube (7) is connected with negative pressure source (1), the other end is connected with waste liquid bottle (3), the suction side of negative pressure catheter (6) protrudes into operative site to draw operation waste material, in other end insertion waste liquid bottle and waste material is discharged into waste material bottle under the action of negative pressure, it is characterized in that for adjusting negative pressure catheter (6) suction side suction pressure or the flow regulator (2) of flow is located between the both ends of negative tube (7) rather than between the both ends of negative pressure catheter (6), attraction channel to guarantee negative pressure catheter (6) is unimpeded.The utility model not will cause vacuum suction channel blockage, improve operation safety.
Description
Technical field
The utility model relates to a kind of medical instruments, are a kind of devices of Minimally Invasive Surgery adjusting vacuum suction flow.
Background technique
Currently, when carrying out clinical surgery operation, vacuum extractor using very universal, create good hand for patient
The art visual field plays the role of vital.Vacuum extractor can be used for removing surgical waste liquor, absorb cutting smog.And it is minimally invasive
In operation, pneumoperitoneum apparatus inputs positive pressure to body cavity, and body cavity has the positive pressure pneumoperitoneum much higher than atmospheric pressure, so in the use of aspirator
High flow capacity negative pressure is easily formed, suction aspirator tip injury tissue organ is caused.Furthermore the vacuum suction source that Hospitals at Present generally uses
Suction, easily cause body cavity positive pressure disappear and influence visual area exposure.It therefore, can be with accuracy controlling in urgent clinical needs Minimally Invasive Surgery
The technique device of negative-pressure sucking.Due to realizing the technology of flow control at present, one is the attraction accesses by increase and decrease suction aspirator tip
Sectional area, there are very big drawbacks for this mode, and there may be clot of solidification etc in surgical waste liquor, size shape is not advised
Then, reduce and be easy that clot card resistance is made to cause pipeline blockage at small bore after attracting passage sections, and due to attracting source negative pressure
Greatly, this method is difficult accurately to adjust suction.For a long time, this status is unable to get improvement, and patient is using suction aspirator tip
In order to maintain effective pneumoperitoneum when attraction, suction aspirator tip must shut off after opening suction aspirator tip about 5 seconds, after abdominal pressure recovery
Valve use is opened again, leads to pneumoperitoneum pressure rapid drawdown to prevent from attracting for a long time, opening and closing suction aspirator tip so frequent causes
Surgical inefficiency, patient are pestered beyond endurance.
Utility model content
The purpose of this utility model be for existing operation negative pressure adjust using to suction aspirator tip catheter section adjusting and
There are problems that blocking waste channel causes inconvenient for use and be unable to accurately control flow, designs a kind of by flow regulator
The Minimally Invasive Surgery moved forward between negative pressure source and waste liquid bottle without negative pressure catheter circulation area after change bottle is preposition with flow adjusting
Negative pressure suction device.
The technical solution of the utility model is:
A kind of Minimally Invasive Surgery device for adjusting vacuum suction flow, it includes negative pressure catheter 6, flow regulator 2 and bears
One end of pressure pipe 7, negative tube 7 is connected with negative pressure source 1, and the other end is connected with waste liquid bottle 3, and the suction side of negative pressure catheter 6 is stretched
Enter operative site to draw operation waste material (including waste liquid, cigarette, the tissue fragment cut etc.), the other end is inserted into waste liquid bottle
And waste material is discharged into waste material bottle under the action of negative pressure, it is characterized in that for adjusting 6 suction side suction pressure of negative pressure catheter or stream
The flow regulator 2 of amount is located between the both ends of negative tube 7 rather than between the both ends of negative pressure catheter 6, to guarantee negative pressure catheter 6
Attraction channel is unimpeded.
The flow regulator 2 includes valve 206, motor 207 and electric control module 208, electric control module 208
It is electrically connected with flow control switch 401, and received signal is converted to the control signal of motor 207,207 basis of motor
The aperture of resulting control signal control valve door 206 is to realize the control of vacuum suction flow or negative pressure pressure.
The electric control module 208 is connected with display screen 202 and function button 203.
The flow control switch 401 is mounted on the operating side i.e. operation suction apparatus head 4 of negative pressure catheter 6 and does not change
The flow cross-section areas of negative pressure catheter 6.
The electric control module 208 is also connected with the flowmeter 209 for feeding back flow regulated value, electric-controlled molding
Block 208 according to the flow value of flowmeter compared with setting value after control motor action, the rotation of motor driven valve keeps flowmeter aobvious
The flow value shown matches with setting value.
The electric control module 208 is electrically connected by conducting wire 5 and flow control switch 401.
The electric control module 208 with flow control switch 401 by being wirelessly electrically connected.
The flow control switch 401 is manual key switch or floor push.
Operation suction apparatus head 4 is installed on the suction side of the negative pressure catheter 6, one end peace of the operation suction apparatus head 4
Equipped with rigid suction tube, rigid suction tube is directly connected with negative pressure catheter 6, on the shell of the operation suction apparatus head 4
Flow control switch 401 is installed, which passes through the wired or wireless electric-controlled with flow regulator 2
Molding block 208 is electrically connected；The flow value of the flow control switch can be shown on the display screen 202 of flow regulator 2.
The utility model has the beneficial effects that
The utility model attracts access by the attraction flow or negative pressure value at control negative pressure center so as to avoid changing
Cross-sectional sizes, it is possible to prevente effectively from attracting the blocking of access；By be interface by flow control key layout in operation suction
On device head, is operated convenient for patient, flow can be arbitrarily switched at any time as needed；Liquid crystal display on adjuster can supervise in real time
Control present flow rate；The efficiency and quality of operation will be greatly improved.
The utility model changes negative pressure for a long time and flow adjusting in the way of terminal, is the challenge to traditional concept
And breakthrough.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Fig. 2 is the principle of equal effects schematic diagram of the utility model.
Fig. 3 is the schematic diagram of the flow regulating key of the utility model.
In figure: 1 is center negative pressure source, and 2 be flow regulator, and 201 be power switch, and 202 be display screen, and 203 be function
Key area, 204 be waste liquid bottle interface, and 205 be control switch interface, and 206 be valve, and 207 be motor, and 208 be control module,
209 be flowmeter, and 210 be center negative port, and 211 open interface for waste liquid, and 3 be waste liquid bottle, and 4 be operation suction apparatus head, 401
It is switch signal line for flow control switch, 5,6 be negative pressure catheter, and 7 be negative tube.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples.
Embodiment one.
As shown in Figs. 1-3.
A kind of Minimally Invasive Surgery device for adjusting vacuum suction flow, it includes negative pressure catheter 6, flow regulator 2 and bears
One end of pressure pipe 7, negative tube 7 is connected with negative pressure source 1, and the other end is connected with waste liquid bottle 3, and the suction side of negative pressure catheter 6 is stretched
Enter operative site to draw operation waste material (including waste liquid, cigarette, the tissue fragment cut etc.), the other end is inserted into waste liquid bottle
And waste material is discharged into waste material bottle under the action of negative pressure, for adjusting the flow of 6 suction side suction pressure of negative pressure catheter or flow
Adjuster 2 is located between the both ends of negative tube 7 rather than between the both ends of negative pressure catheter 6, to guarantee the attraction channel of negative pressure catheter 6
It is unimpeded.Operation suction apparatus head 4 is installed on the suction side of the negative pressure catheter 6, one end of the operation suction apparatus head 4 is equipped with
Rigid suction tube, rigid suction tube are directly connected with negative pressure catheter 6, install on the shell of the operation suction apparatus head 4
There is flow control switch 401, which passes through the wired or wireless electric-controlled molding with flow regulator 2
Block 208 is electrically connected；The flow value of the flow control switch can be shown on the display screen 202 of flow regulator 2.Fig. 1 is this
One preferred forms of utility model, flow regulator 2 therein can be integrated in a shell as shown in Figure 1, shell
Body is equipped with power switch 201, display screen 202, function key 203 and control signaling interface, negative pressure interface tube etc..Control in Fig. 1
Signal processed is using wired mode.The internal structure of flow regulator 2 is as shown in Fig. 2, it includes valve 206,207 and of motor
Electric control module 208, electric control module 208 and flow control switch 401 are electrically connected, and received signal is converted
For the control signal of motor 207, motor 207 realizes that negative pressure is inhaled according to the aperture of resulting control signal control valve door 206
The control of drainage flow or negative pressure pressure.Display screen 202 and function button 203 are connected with electric control module 208.Specific implementation
When, since operator will usually use to operation suction aspirator tip 4, the best mode as flow control is by flow control
Switch 401(such as Fig. 3) it is mounted on the operating side i.e. operation suction apparatus head 4 of negative pressure catheter 6, and this flow control switch
401 will not change the flow cross-section areas of negative pressure catheter 6.
When it is implemented, flow value can calculate and be subject on a display screen by measuring the opening value of electrically operated valve 206
Display can also realize that the measured value of flowmeter 209 can be directly in display screen by installing flowmeter 209 in negative pressure line
It is shown on 202, that is to say, that electric control module 208 connects the flowmeter 209 for feeding back flow regulated value, electric-controlled
Molding block 208 according to the flow value of flowmeter compared with setting value after control motor action, the rotation of motor driven valve makes flow
The flow value of meter display matches with setting value.
When it is implemented, electric control module 208 can be both electrically connected by conducting wire 5 and flow control switch 401.It can also
By being wirelessly electrically connected with flow control switch 401, it is shown wired connection mode in Fig. 1, it, only need to be when wireless connection
Wireless transmitter module is installed on operation suction apparatus head 4, and corresponding receiving module is installed in control module 208.And it is described
Manual key switch or floor push can be used in flow control switch 401.
Embodiment two.
The difference between this embodiment and the first embodiment lies in electrically operated valve 206 is changed to electronic relief valve, by changing pipeline
In negative pressure value, to change the negative pressure value of suction side to adjust the big few of suction.It can according to the structure difference of electronic relief valve
It is driven using external motor, the adjustable relief valve of self-balancing type can also be used to reduce the negative pressure value of suction side.
The parts not involved in the utility model is the same as those in the prior art or can be realized by using the prior art.
Claims (9)
1. a kind of Minimally Invasive Surgery device for adjusting vacuum suction flow, it include negative pressure catheter (6), flow regulator (2) and
One end of negative tube (7), negative tube (7) is connected with negative pressure source (1), and the other end is connected with waste liquid bottle (3), negative pressure catheter
(6) suction side protrudes into operative site to draw operation waste material, and the other end is inserted into waste liquid bottle and under the action of negative pressure by waste material
It is discharged into waste material bottle, it is characterized in that flow regulator (2) position for adjusting negative pressure catheter (6) suction side suction pressure or flow
Between the both ends of negative tube (7) rather than between the both ends of negative pressure catheter (6), the attraction channel to guarantee negative pressure catheter (6) is smooth
It is logical.
2. the Minimally Invasive Surgery according to claim 1 device for adjusting vacuum suction flow, it is characterized in that the flow
Adjuster (2) includes valve (206), motor (207) and electric control module (208), electric control module (208) and flow control
System switch (401) is electrically connected, and received signal is converted to the control signal of motor (207), and motor (207) is according to institute
The aperture of the control signal control valve door (206) obtained is to realize the control of vacuum suction flow or negative pressure pressure.
3. the Minimally Invasive Surgery according to claim 2 device for adjusting vacuum suction flow, it is characterized in that described is electrical
Control module (208) is connected with display screen (202) and function button (203).
4. the Minimally Invasive Surgery according to claim 2 device for adjusting vacuum suction flow, it is characterized in that the flow
Control switch (401) is mounted on the operating side i.e. operation suction apparatus head (4) of negative pressure catheter (6) and does not change negative pressure catheter (6)
Flow cross-section areas.
5. the Minimally Invasive Surgery according to claim 2 device for adjusting vacuum suction flow, it is characterized in that described is electrical
Control module (208) is also connected with the flowmeter (209) for feeding back flow regulated value, and electric control module (208) is according to stream
The flow value of meter compared with setting value after control motor action, flow value that the rotation of motor driven valve show flowmeter and
Setting value matches.
6. the Minimally Invasive Surgery according to claim 2 device for adjusting vacuum suction flow, it is characterized in that described is electrical
Control module (208) is electrically connected by conducting wire (5) and flow control switch (401).
7. the Minimally Invasive Surgery according to claim 2 device for adjusting vacuum suction flow, it is characterized in that described is electrical
Control module (208) with flow control switch (401) by being wirelessly electrically connected.
8. the Minimally Invasive Surgery according to claim 2 device for adjusting vacuum suction flow, it is characterized in that the flow
Control switch (401) is manual key switch or floor push.
9. the Minimally Invasive Surgery according to claim 1 device for adjusting vacuum suction flow, it is characterized in that the attraction
Operation suction apparatus head (4) are installed, one end of the operation suction apparatus head (4) is equipped with rigid attraction on the suction side of conduit (6)
Pipe, rigid suction tube are directly connected with negative pressure catheter (6), are equipped with stream on the shell of the operation suction apparatus head (4)
It measures control switch (401), which passes through the wired or wireless electrical control with flow regulator (2)
Module (208) electrical connection；The flow value of the flow control switch can be shown on the display screen (202) of flow regulator (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820316652.XU CN208552641U (en) | 2018-03-08 | 2018-03-08 | A kind of Minimally Invasive Surgery device for adjusting vacuum suction flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820316652.XU CN208552641U (en) | 2018-03-08 | 2018-03-08 | A kind of Minimally Invasive Surgery device for adjusting vacuum suction flow |
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| CN208552641U true CN208552641U (en) | 2019-03-01 |
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| CN201820316652.XU Active CN208552641U (en) | 2018-03-08 | 2018-03-08 | A kind of Minimally Invasive Surgery device for adjusting vacuum suction flow |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108325003A (en) * | 2018-03-08 | 2018-07-27 | 江苏海泽医疗科技发展有限公司 | A kind of Minimally Invasive Surgery device for adjusting vacuum suction flow |
-
2018
- 2018-03-08 CN CN201820316652.XU patent/CN208552641U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108325003A (en) * | 2018-03-08 | 2018-07-27 | 江苏海泽医疗科技发展有限公司 | A kind of Minimally Invasive Surgery device for adjusting vacuum suction flow |
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