CN108771771A - Suction device for taking injection of breast material - Google Patents
Suction device for taking injection of breast material Download PDFInfo
- Publication number
- CN108771771A CN108771771A CN201810332899.5A CN201810332899A CN108771771A CN 108771771 A CN108771771 A CN 108771771A CN 201810332899 A CN201810332899 A CN 201810332899A CN 108771771 A CN108771771 A CN 108771771A
- Authority
- CN
- China
- Prior art keywords
- switching
- control
- shaft
- branch pipe
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000007924 injection Substances 0.000 title claims abstract description 30
- 238000002347 injection Methods 0.000 title claims abstract description 30
- 239000000463 material Substances 0.000 title claims abstract description 27
- 210000000481 breast Anatomy 0.000 title claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000011010 flushing procedure Methods 0.000 claims abstract description 7
- 230000005484 gravity Effects 0.000 claims description 13
- 239000007788 liquid Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 7
- 239000012530 fluid Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002504 physiological saline solution Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010061217 Infestation Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002316 cosmetic surgery Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
Classifications
-
- A61M1/0062—
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M3/00—Medical syringes, e.g. enemata; Irrigators
- A61M3/02—Enemata; Irrigators
- A61M3/0279—Cannula; Nozzles; Tips; their connection means
- A61M3/0283—Cannula; Nozzles; Tips; their connection means with at least two inner passageways, a first one for irrigating and a second for evacuating
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1007—Breast; mammary
Abstract
The invention belongs to medical instruments fields, specifically disclose the suction device for taking injection of breast material, including cylindrical switching cavity and respectively with the supervisor, the first branch pipe and the second branch pipe that switch cavity and be connected to, supervisor free end is communicated with punch tip, and the free end of the first branch pipe is equipped with flushing valve；Switch and be equipped with switching valve and control valve in cavity, switching valve includes switching shaft and switching block, and switching block is fixedly connected with switching shaft, and switches block edge and be affixed with switching cavity inner wall；Control valve includes control shaft, the first control units and the second control unit, control shaft is rotatably connected on the first branch pipe, the first control units and the second control unit are connected with transmission mechanism with control axis connection, control shaft and switching shaft respectively, can pass through transmission mechanism when control shaft inverts and drive switching shaft rotation.The present invention rinses injection of breast material and can be carried out in same equipment when injection is sucked out.
Description
Technical field
The present invention relates to medical instruments fields, and in particular to the suction device for taking injection of breast material.
Background technology
Department of plastic surgery needs the operations such as to be rinsed breast and attract when taking injection of breast material at present, clinically right
Directly physiological saline is poured into from the incision of breast using Sterilizing bowl when breast is rinsed, not only inconvenient, Er Qieji
Easily physiological saline, which is spilt, leads to trauma surface infestation, can also pollute the clothing of patient, causes very big inconvenience.
In addition, the flow rinsed is also to be unable to get effectively to control, it cannot be guaranteed that the flushing effect of breast.To in breast
Injection material then need when being attracted to change suction device and attracted, frequently replace and rinse and suction device not only operates
Trouble, also increases the risk of bacterium infection.
Invention content
The purpose of the present invention is to provide the suction devices for taking injection of breast material, to reach two kinds of injection and attraction
The purpose that function is realized in same equipment.
In order to achieve the above objectives, the present invention adopts the following technical scheme that：
Suction device for taking injection of breast material, including cylindrical switching cavity and respectively with switch cavity and be connected to
Supervisor, the first branch pipe and the second branch pipe, supervisor free end is communicated with punch tip, and the free end of the first branch pipe is equipped with flushing valve
Door；Switch and be equipped with switching valve and control valve in cavity, switching valve includes switching shaft and switching block, and switching block is solid with switching shaft
Fixed connection, and switch block edge and be affixed with switching cavity inner wall；Control valve includes control shaft, the first control units and the second control
Portion, control shaft are rotatably connected on the first branch pipe, and the first control units and the second control unit are controlled with control axis connection, first respectively
The gravity torque of portion to control shaft is different from the gravity torque of the second control unit to control shaft so that the first control units and the second control
Portion processed is rotated around control shaft, and control shaft is connected with transmission mechanism with switching shaft, and control shaft can be driven when inverting by transmission mechanism
Switching shaft rotates.
The operation principle of this programme is：
First branch pipe is for being connected to the liquid-storing box for being loaded with liquid injection material, and the second branch pipe is for being connected to vacuum suction dress
It sets, the punch tip on supervisor is used for the injection and suction of material, switches the switching valve in cavity for realizing the first branch pipe and the
Two branch pipes are respectively with the connection of supervisor, and after the first branch pipe is connected to supervisor, injection material enters switching chamber by the first branch pipe
In vivo, it enters back into supervisor, injection material is injected material by being responsible for the punch tip of free end in breast.It is arranged when from liquid-storing box
After the amount of the injection material gone out reaches requirement, the first valve is closed, still has partial syringe material to remain in the first branch pipe at this time,
This partially liq continues flowing subsequently into switching cavity, is switching the effect in cavity due to liquid gravity and impact force,
Control valve is set to rotate forward, after the liquid in the first branch pipe has all flowed, the power that liquid gives control valve disappears, and control valve is in sky
Set state, due in control valve the first control units to control shaft gravity torque and the second control unit to control shaft gravity torque
It is different so that control valve with the presence of reversion torque so that control valve reversion, i.e. control shaft, the first control units and second
Control unit inverts, and control shaft drives switching shaft to rotate by transmission mechanism, and fixed switching block is around switching shaft on switching shaft
Rotation so that switching block blocks the first branch pipe, exposes the second branch pipe, to realize the first branch pipe and the second branch pipe respectively with master
The connection of pipe.
Following technique effect can be reached using this programme：
1, it is connected to supervisor by the first branch pipe, can achieve the effect that injecting fluid, be connected to supervisor by the second branch pipe,
It can achieve the effect that attract liquid, while have the function of injection and attracting two kinds, need two complete equipments with conventional injection and attraction
It compares, on the one hand eliminates the trouble of more exchange device, on the other hand can also reduce because frequently replacing the intersection sense of equipment belt
The probability of dye.
2, the switching of the first branch pipe and the second branch pipe just can be realized by switching valve rotation, and the rotation of switching valve is logical
Cross what control valve was realized automatically, without manually switching.
3, after the amount of injecting fluid reaches requirement, the liquid remained in the first branch pipe continues to flow, and avoids the first branch pipe
Inside there is liquid residual.
4, after the liquid retained in the first branch pipe has all flowed, i.e., control valve is in blank state, can pass through the first control
The difference of portion and the second control unit to the gravity torque of control shaft drives own rotation automatically, is driven without external impetus mechanism
It is dynamic.
Further, transmission mechanism includes belt, and belt is wrapped in control shaft and switching shaft, and the control shaft, which is arranged with, to be turned
Dynamic set, and unilateral bearing is equipped between control shaft and turning set, the first control units and the second control unit respectively with turning set outer rim
It is fixedly connected.The transmission of control shaft and switching shaft just can be simply and effectively realized by belt.
Further, switch in cavity and fix there are one mounting base, there is mounting base slope, control shaft to be rotatably connected on installation
On seat.The liquid flowed down from the first branch pipe flows on the slope, gives one pressure of the first control units of control valve so that control
Valve rotates forward.
Further, the outside for switching block is in along the matched arc of inner wall with switching cavity.It can be made using this structure
Switching block remains that the inner wall with switching cavity is affixed, and avoids the first branch pipe from being connected to the second branch pipe when rotated.
Further, the first branch pipe is equipped with flow control valve.Flow control valve can adjust injecting fluid in the first branch pipe
Interior flow velocity.
Further, the second branch pipe is equipped with collet.The clamping to the second branch pipe may be implemented in collet.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the partial enlarged view of part A in Fig. 1；
Fig. 3 is the structural schematic diagram of control valve in Fig. 2.
Specific implementation mode
Below by the further details of explanation of specific implementation mode：
Reference numeral in Figure of description includes：Switch cavity 1, the first branch pipe 2, flushing valve 20, the second branch pipe 3,
Supervisor 4, punch tip 40, switching valve 5, switching shaft 51, switching block 52, mounting base 6, control valve 7, control shaft 71, turning set 72,
First control valve block 73, second controls valve block 74.
As shown in Figure 1, the suction device for taking injection of breast material of the present embodiment, including cylindrical switching cavity
1 and respectively with switching cavity 1 supervisor 4, the first branch pipe 2 and the second branch pipe 3 that be connected tos, it is responsible for 4 free ends and is communicated with punch tip 40,
The free end of first branch pipe 2 is equipped with flushing valve 20, and the first branch pipe 2 is equipped with flow control valve, and the second branch pipe 3 is equipped with folder
Head.
In conjunction with shown in Fig. 2, switching valve 5 is equipped in switching cavity 1, switching valve 5 includes switching shaft 51 and switching block 52, is cut
The axis for changing axis 51 is overlapped with the axis of switching cavity 1, and switching block 52 is fixedly connected with switching shaft 51, and switching block 52 is in fan
Shape, and switch 52 outer edge of block and be affixed with switching 1 inner wall of cavity.
A mounting base 6 is further fixed in switching cavity 1, there are one slope, mounting bases 6 to be equipped with control for the tool of mounting base 6
Valve 7, in conjunction with shown in Fig. 3, control valve 7 includes control shaft 71, turning set 72, the first control units and the second control unit, control shaft 71
It is rotatably connected in mounting base 6, turning set 72 is set in control shaft 71, and is additionally provided with list between turning set 72 and control shaft 71
To bearing, the first control units and the second control unit are fixedly connected with 72 outer rim of turning set respectively, and the first control units include two the
One control valve block 73, the second control unit include two second control valve blocks 74, gravity torque of the first control units to control shaft 71
Less than the second control unit to the gravity torque of control shaft 71 so that when control valve 7 is in blank state, the first control units and
Two control units rotate counterclockwise around control shaft 71, pass through belt transmission between control shaft 71 and switching shaft 51.
The suction device for taking injection of breast material of the present embodiment, specific work process are as follows：For injecting fluid
When material, switching block 52 is in the state for blocking the second branch pipe 3, and the first branch pipe 2 is in connected state with supervisor 4, by first
The free end of branch pipe 2 is injected and is loaded in the liquid-storing box of liquid injection material, and the liquid in liquid-storing box enters in the first branch pipe 2,
It enters back into switching cavity 1, is flowed on the slope of mounting base 6, then flowed into supervisor 4, by the suction for being responsible for 4 free ends
First 40 discharge realizes the flushing to breast, due to the liquid gravity and impact force flowed on 6 slope of mounting base into breast
Effect, give control valve 7 the first control units, one clockwise torque, so that control valve 7 is rotated clockwise, at this time unilateral bearing
In free state, control shaft 71 is motionless.After the amount of the liquid of injection reaches requirement, the valve of 2 free end of the first branch pipe is closed
Door, since switching valve 5 remains static at this time, the liquid retained in the first branch pipe 2 will continue to flow downward into supervisor 4
It is interior, it is avoided that in the first supervisor 4 there is liquid residual, after the liquid in the first branch pipe 2 has all flowed, on the slope of mounting base 6
The power that liquid without flowing, i.e. liquid give control valve 7 disappears, and control valve 7 is in blank state, due to first in control valve 7
The gravity torque of control unit to control shaft 71 is less than the second control unit to the gravity torque of control shaft 71 so that control valve 7 has inverse
The torque of hour hands rotation exists, so that control valve 7 rotates counterclockwise, i.e. control shaft 71, the first control units and the second control
Portion rotates counterclockwise, and control shaft 71 drives switching shaft 51 to rotate counterclockwise by belt, fixed switching gear on switching shaft 51
Block 52 is rotated around switching shaft 51 so that switching block 52 exposes the second branch pipe 3, blocks the first branch pipe 2, to realize the first branch pipe
2 and second branch pipe 3 switching, the free end of the second branch pipe 3 is connected to negative pressure suction device at this time, can be realized in breast
The attraction of injection material.Since this programme is injected and two kinds of functions is attracted to be realized in same equipment, with conventional injection and suction
Draw and two complete equipments is needed to compare, on the one hand eliminate the trouble of more exchange device, on the other hand can also reduce because frequently replacement is set
The probability of the standby cross-infection brought.
Above-described is only the embodiment of the present invention, and the common sense such as well known concrete structure and characteristic are not made herein in scheme
Excessive description.It, without departing from the structure of the invention, can be with it should be pointed out that for those skilled in the art
Several modifications and improvements are made, these should also be considered as protection scope of the present invention, these all do not interfere with what the present invention was implemented
Effect and patent practicability.The scope of protection required by this application should be based on the content of the claims, in specification
The records such as specific implementation mode can be used for explaining the content of claim.
Claims (6)
1. the suction device for taking injection of breast material, it is characterised in that：Including cylindrical switching cavity and respectively with institute
Supervisor, the first branch pipe and the second branch pipe of switching cavity connection are stated, the supervisor free end is communicated with punch tip, described first
The free end of pipe is equipped with flushing valve；Switching valve and control valve are equipped in the switching cavity, the switching valve includes switching shaft
With switching block, the switching block is fixedly connected with the switching shaft, and is switched block edge and be affixed with switching cavity inner wall；
The control valve includes control shaft, the first control units and the second control unit, and the control shaft is rotatably connected on the first branch pipe, institute
State the first control units and the second control unit respectively with the control axis connection, the gravity torque of the first control units to control shaft
It is different from the gravity torque of the second control unit to control shaft so that the first control units and the second control unit are around the control
Axis rotation processed, the control shaft are connected with transmission mechanism with switching shaft, and the control shaft can be driven when inverting by transmission mechanism
Switching shaft rotates.
2. the suction device according to claim 1 for taking injection of breast material, it is characterised in that：The transmission mechanism
Including belt, belt is wrapped in control shaft and switching shaft, and the control shaft is arranged with turning set, and control shaft and turning set it
Between be equipped with unilateral bearing, the first control units are fixedly connected with turning set outer rim respectively with the second control unit.
3. the suction device according to claim 2 for taking injection of breast material, it is characterised in that：The switching cavity
There are one mounting base, mounting bases, and there is slope, control shaft to be rotatably connected in mounting base for interior fixation.
4. the suction device according to claim 3 for taking injection of breast material, it is characterised in that：The switching block
Outside be in along and switching cavity the matched arc of inner wall.
5. the suction device according to claim 4 for taking injection of breast material, it is characterised in that：First branch pipe
It is equipped with flow control valve.
6. the suction device according to claim 5 for taking injection of breast material, it is characterised in that：Second branch pipe
It is equipped with collet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810332899.5A CN108771771B (en) | 2018-04-13 | 2018-04-13 | Flushing and sucking device for taking breast injection material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810332899.5A CN108771771B (en) | 2018-04-13 | 2018-04-13 | Flushing and sucking device for taking breast injection material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108771771A true CN108771771A (en) | 2018-11-09 |
| CN108771771B CN108771771B (en) | 2020-06-30 |
Family
ID=64033757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810332899.5A Expired - Fee Related CN108771771B (en) | 2018-04-13 | 2018-04-13 | Flushing and sucking device for taking breast injection material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108771771B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114505005A (en) * | 2021-12-31 | 2022-05-17 | 四川老廖家风味食品有限公司 | Food intelligent processing control platform and method thereof |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB541931A (en) * | 1939-04-19 | 1941-12-18 | Sullivan Machinery Co | Improvements relating to drilling apparatus |
| JP2000291813A (en) * | 1999-04-09 | 2000-10-20 | Nippo Valve Co Ltd | Trunnion type three-way valve |
| CN2601688Y (en) * | 2003-02-26 | 2004-02-04 | 明立纲 | Irrigator controller for abdominal cavity endoscopic surgery |
| JP3777899B2 (en) * | 1999-08-25 | 2006-05-24 | ダイキン工業株式会社 | 3-way control valve |
| FR2937394B1 (en) * | 2008-10-20 | 2010-12-03 | Valeo Sys Controle Moteur Sas | ROTARY SHUTTER VALVE |
| CN102235525A (en) * | 2010-04-21 | 2011-11-09 | 上海熊猫机械(集团)有限公司 | Hydraulic control three-way valve |
| CN202223611U (en) * | 2011-09-14 | 2012-05-23 | 陈彤 | Drainage lavaging device |
| CN203098925U (en) * | 2013-01-23 | 2013-07-31 | 成都乘风阀门有限责任公司 | Pressure-balanced type cock plug valve |
| CN104507527A (en) * | 2012-07-31 | 2015-04-08 | 斯冈株式会社 | Stopcock device for switching between channels |
| CN105107033A (en) * | 2015-09-16 | 2015-12-02 | 济南方宇文化传媒有限公司 | Novel medical wound-cleaning hydrops suction device |
| CN105233365A (en) * | 2015-11-30 | 2016-01-13 | 刘玮 | Infusion head and automatic bottle changing infusion system |
| CN205964597U (en) * | 2016-05-31 | 2017-02-22 | 安徽医科大学第一附属医院 | Improvement formula bladder washing unit |
| CN106510840A (en) * | 2016-11-30 | 2017-03-22 | 北京大学深圳医院 | Breast implant plastic belt flushing and attracting electric hook |
| JP2017172668A (en) * | 2016-03-23 | 2017-09-28 | 株式会社不二工機 | Flow passage selector valve |
-
2018
- 2018-04-13 CN CN201810332899.5A patent/CN108771771B/en not_active Expired - Fee Related
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB541931A (en) * | 1939-04-19 | 1941-12-18 | Sullivan Machinery Co | Improvements relating to drilling apparatus |
| JP2000291813A (en) * | 1999-04-09 | 2000-10-20 | Nippo Valve Co Ltd | Trunnion type three-way valve |
| JP3777899B2 (en) * | 1999-08-25 | 2006-05-24 | ダイキン工業株式会社 | 3-way control valve |
| CN2601688Y (en) * | 2003-02-26 | 2004-02-04 | 明立纲 | Irrigator controller for abdominal cavity endoscopic surgery |
| FR2937394B1 (en) * | 2008-10-20 | 2010-12-03 | Valeo Sys Controle Moteur Sas | ROTARY SHUTTER VALVE |
| CN102235525A (en) * | 2010-04-21 | 2011-11-09 | 上海熊猫机械(集团)有限公司 | Hydraulic control three-way valve |
| CN202223611U (en) * | 2011-09-14 | 2012-05-23 | 陈彤 | Drainage lavaging device |
| CN104507527A (en) * | 2012-07-31 | 2015-04-08 | 斯冈株式会社 | Stopcock device for switching between channels |
| CN203098925U (en) * | 2013-01-23 | 2013-07-31 | 成都乘风阀门有限责任公司 | Pressure-balanced type cock plug valve |
| CN105107033A (en) * | 2015-09-16 | 2015-12-02 | 济南方宇文化传媒有限公司 | Novel medical wound-cleaning hydrops suction device |
| CN105233365A (en) * | 2015-11-30 | 2016-01-13 | 刘玮 | Infusion head and automatic bottle changing infusion system |
| JP2017172668A (en) * | 2016-03-23 | 2017-09-28 | 株式会社不二工機 | Flow passage selector valve |
| CN205964597U (en) * | 2016-05-31 | 2017-02-22 | 安徽医科大学第一附属医院 | Improvement formula bladder washing unit |
| CN106510840A (en) * | 2016-11-30 | 2017-03-22 | 北京大学深圳医院 | Breast implant plastic belt flushing and attracting electric hook |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114505005A (en) * | 2021-12-31 | 2022-05-17 | 四川老廖家风味食品有限公司 | Food intelligent processing control platform and method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108771771B (en) | 2020-06-30 |
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Granted publication date: 20200630 |