CN108837196A - A kind of syringe of achievable constant speed suction - Google Patents
A kind of syringe of achievable constant speed suction Download PDFInfo
- Publication number
- CN108837196A CN108837196A CN201810833210.7A CN201810833210A CN108837196A CN 108837196 A CN108837196 A CN 108837196A CN 201810833210 A CN201810833210 A CN 201810833210A CN 108837196 A CN108837196 A CN 108837196A
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- China
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- friction pulley
- syringe
- threaded rod
- friction
- turntable
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- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/64—Containers with integrated suction means
- A61M1/67—Containers incorporating a piston-type member to create suction, e.g. syringes
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention relates to a kind of syringe of achievable constant speed suction, lead to the problem of patient's discomfort in effective solution aspiration procedure due to excessive velocities；Its technical solution solved includes syringe and rubber push top, the right end of rubber push top is fixed with threaded rod, the right end of syringe is fixed with sleeve, a turntable is cased on sleeve, first friction pulley is fixedly connected on the left of turntable, the left side of first gear, which is equipped with one, can be rotated the second friction pulley that can be moved left and right again, the outside of second friction pulley is equipped with the third friction pulley that can be in contact with it, third friction pulley is coaxially connected with the 4th friction pulley that can be contacted with the first friction pulley, multiple blind holes are evenly distributed on the outer edge surface of turntable, the first sliding block that the extended blind hole in one end is equipped in each blind hole and that blind hole cannot be detached from, there is ring-shaped friction lining present inventive concept novel on syringe inner wall, clever structure, it is practical.
Description
Technical field
The present invention relates to medical instruments field, especially a kind of syringe of achievable constant speed suction.
Background technique
Puncture drainage is a kind of very common medical procedure, will be in human body by the cooperation realization of needle set and drainage device
Hydrops discharge, usually require subnormal ambient when drain internal hydrops, under subnormal ambient to internal hydrops drainage when
Need to increase on drainage device depression generator, but since the subnormal ambient that can bear in human body is limited,
The depression generator linked with drainage device must provide the depression generator stablized and be of moderate size, and such device is past
Toward cost, high and volume is not suitable for using in ward greatly, for those hydrops amounts are not king-sized patients, exists at this stage
The common drainage device of hospital is that nurse is directly extracted with needle tubing, is generally required in this process for a period of time, and this
In the section time, in order to guarantee patient in drainage can be comfortable, nurse must at the uniform velocity pull out the piston rod in needle tubing, because
This not only causes the waste of personnel, while extracting not only stable negative pressure value for a long time and cannot be guaranteed, while increasing doctor
The labor intensity of shield personnel.
So the present invention provides a kind of syringe of achievable constant speed suction to solve problem above.
Summary of the invention
For above situation, for the defect for overcoming the prior art, the present invention provides a kind of syringe of achievable constant speed suction,
Lead to the problem of patient discomfort in effective solution aspiration procedure due to excessive velocities.
Its technical solution solved the problems, such as includes that horizontal positioned syringe and the rubber that can be moved left and right in syringe are had a haircut,
The right end of rubber push top is fixed with the threaded rod that can be moved left and right coaxially and with it, and the right end of syringe is fixed with one and its
Coaxial sleeve, threaded rod pass through sleeve and can horizontally slip in sleeve, and a turntable is cased on sleeve, and the left side of turntable is solid
Surely it is connected with a first coaxial friction pulley, the left side of the first friction pulley covers on threaded rod equipped with one and diameter is big
In the second friction pulley of the first friction pulley, the second friction pulley had not only been able to rotate but also can move left and right, and the second friction pulley is through screw thread spinning
On threaded rod and the second friction pulley cannot be self-locking with threaded rod, and the outside of the second friction pulley is equipped with can be with its rubbed transmission
The right side of third friction pulley, third friction pulley is equipped with coaxial and the 4th friction pulley with the rubbed transmission of the first friction pulley,
Second friction pulley, which moves right, to be contacted with third friction pulley and drives the rotation of the first friction pulley, the first friction pulley through the 4th friction pulley
Angular speed be greater than the second friction pulley, the second friction pulley is moved to the left to be detached from third friction pulley, and the first friction pulley no longer rotates；
It is evenly distributed in multiple radial blind holes on the outer edge surface of the turntable, an one end is installed extended in each blind hole
Blind hole and the first sliding block that blind hole cannot be detached from, be cased with the cyclic annular friction being fixed on syringe inner wall on the outside of turntable
Piece, the outer end that the first sliding block can be achieved in the rotation of turntable are stretched out and generate friction with friction plate.
Present inventive concept is novel, and clever structure is practical, and spiral shell is pulled to the right by the cooperation realization of multiple friction pulleys
Speed is limited when rasp bar, unrestricted when thread-rolling screw bar to the left, thus effectively prevent when extracting patient's body hydrops by
Cause patient uncomfortable in extraction excessive velocities.
Detailed description of the invention
Fig. 1 is main view of the present invention.
Fig. 2 is main view sectional view of the present invention.
Fig. 3 is a-quadrant partial enlarged view in Fig. 2 of the present invention.
Fig. 4 is the right pseudosection of turntable 5 and its fit structure of the present invention.
Fig. 5 is the left view sectional view of turntable 5 and its fit structure of the present invention.
Fig. 6 is the right pseudosection that baffle ring 14 of the present invention cooperates with syringe 1.
Specific embodiment
Below in conjunction with attached drawing, specific embodiments of the present invention will be described in further detail.
From Fig. 1 to Fig. 6, the present invention includes that horizontal positioned syringe 1 and the rubber that can be moved left and right in syringe 1 push away
First 2, the right end of rubber push top 2 is fixed with coaxially and can be fixed with the threaded rod 3 that it is moved left and right, the right end of syringe 1
One coaxial sleeve 4, threaded rod 3 pass through sleeve 4 and can horizontally slip in sleeve 4, and a turntable is cased on sleeve 4
5, the left side of turntable 5 is fixedly connected with a first coaxial friction pulley 6, and the left side of the first friction pulley 6 is equipped with a set
On threaded rod 3 and diameter is greater than the second friction pulley 7 of the first friction pulley 6, and the second friction pulley 7 had not only been able to rotate but also can left and right shifting
Dynamic, the second friction pulley 7 is through screw thread spinning on threaded rod 3 and the second friction pulley 7 cannot be self-locking with threaded rod 3, the second friction pulley 7
Outside be equipped with and can be equipped with the third friction pulley 8 of its rubbed transmission, the right side of third friction pulley 8 coaxially and with first
4th friction pulley 9 of the rubbed transmission of friction pulley 6, the second friction pulley 7, which moves right, to be contacted with third friction pulley 8 and rubs through the 4th
It wipes wheel 9 and drives the rotation of the first friction pulleys 6, the angular speed of the first friction pulley 6 is greater than the second friction pulley 7, and the second friction pulley 7 is to moving to left
Dynamic to be detached from third friction pulley 8, the first friction pulley 6 no longer rotates；
It is evenly distributed in multiple radial blind holes 10 on the outer edge surface of the turntable 5, an one end is installed in each blind hole 10
Extended blind hole 10 and the first sliding block 11 that blind hole 10 cannot be detached from, the outside of turntable 5 is cased with one and is fixed on 1 inner wall of syringe
On ring-shaped friction lining 12, turntable 5 rotation can be achieved the first sliding block 11 outer end stretch out simultaneously with friction plate 12 generate friction.
In order to realize extract liquid be it is more laborsaving, the right end of the threaded rod 3 is equipped with bar 13, the outside of syringe 1
It is cased with the baffle ring 14 that can be horizontally slipped, the outer tube wall of syringe 1 is equipped with axial sliding slot 15, the side of sliding slot 15 15 side along the chute
To be evenly equipped with it is multiple be connected with sliding slot 15 and the card slot 16 vertical with sliding slot 15, be fixed on the inner edge surface of baffle ring 14 and sliding slot
Second sliding block 17 of 15 cooperations, is equipped between baffle ring 14 and bar 13 and covers the first pressure spring 18 on syringe 1, the first pressure spring 18
One end is connect with baffle ring 14, and the other end is connect with bar 13, is realized by the way that the first pressure spring 18 is arranged between baffle ring 14 and bar 13
When extracting liquid by pushing baffle ring 14 to the right and it being made to fix the storage power to realize the first pressure spring 18, realize to screw thread
The technical requirements that bar 3 pulls to the right.
In order to realize the fixation of sleeve 4, the right side of the syringe 1 is equipped with the first block plate 19, sets among the first block plate 19
There is the through-hole passed through for threaded rod 3, the right side of sleeve 4 is fixed on the first block plate 19, passes through the setting of the first block plate 19
Realize the fixation of sleeve 4.
In order to realize the supporting role of third friction pulley 8 and the 4th friction pulley 9, the left side of second friction pulley 7 is fixed
There is the second block plate 20, is equipped with the through-hole passed through for threaded rod 3, third friction pulley 8 and the 4th friction pulley 9 among the second block plate 20
It is fixed on the second block plate 20 through shaft, the branch of third friction pulley 8 and the 4th friction pulley 9 is realized by the setting of the second block plate 20
Support.
In order to realize that the second friction pulley 7 can move left and right, the left side of second friction pulley 7, which is equipped with, to be covered on threaded rod 3
And the telescopic rod 21 not contacted with threaded rod 3, the telescopic rod 21 are that two hollow pipes that can not be mutually disengaged are set with, and are stretched
One end of contracting bar 21 and the second friction pulley 7 are rotatablely connected, and the other end is fixed on the second block plate 20, realize the by telescopic rod 21
Two friction pulleys 7 move left and right.
The is equipped in order to realize the better support effect of the first sliding block 11, between 10 bottom of first sliding block 11 and blind hole
Two pressure springs 22, one end of the second pressure spring 22 other end that is connected with 10 bottom of blind hole are connected with the first sliding block 11, pass through the second pressure spring
22 setting can effectively realize that the first sliding block 11 can be in the state of flexible contact with friction plate 12 in the initial state, thus real
Existing sliding block can faster realize friction when by centrifugal force.
In order to realize that threaded rod 3 and the internal screw thread on the second friction pulley 7 be not self-locking, the lead angle of the threaded rod 3 is big
The equivalent friction angle of screw pair is formed by threaded rod 3 and internal screw thread.
Specific work process of the invention is：The present apparatus cooperates syringe needle to use when in use, according to itself hydrops of patient
Number the distance mobile to 1 tail portion of syringe of baffle ring 14 be set, after distance is set, by syringe needle by syringe 1 and patient
Intracorporal hydrops connection pins bar 13 and makes the elder generation of bar 13 motionless and then move baffle ring 14 to 1 tail portion of syringe, at this time baffle ring 14
On the second sliding block 17 slided in sliding slot 15, slide into rotation baffle ring 14 behind designated position and the sliding block on baffle ring 14 rotated
When so far in corresponding card slot 16, and realize baffle ring 14 in the fixation of this position, at this time since baffle ring 14 moves to the right, in fact
The now compression to the first pressure spring 18 simultaneously makes the first pressure spring 18 have the trend and elastic potential energy to rebound.
Bar 13 is unclamped after completing above-mentioned movement, the first pressure spring 18 has reset trend at this time, this reseting procedure will push
Bar 13 moves to the right, and during bar 13 moves to the right, threaded rod 3 can follow bar 13 to move right, screw thread
Threaded rod 3 is meshed with the internal screw thread on the second friction pulley 7 when bar 3 moves to the right, and due on the second friction pulley 7
Self-locking effect will not be generated between internal screw thread and threaded rod 3, the second friction pulley 7 also can under the action of telescopic rod 21 at the same time
Threaded rod 3 is followed to move right, and second friction pulley 7 first follows to the right threaded rod 3 to move when pulling threaded rod 3 to the right
Dynamic to be in contact as third friction pulley 8, when the second friction pulley 7 touches third friction pulley 8, the second friction pulley 7 is moved to most
Right side can not move right, and continue to pull threaded rod 3 to the right at this time, and threaded rod 3, which moves right, at this time drives the second friction
7 rotation of wheel, the rotation of the second friction pulley 7 drive third friction pulley 8 to rotate, and the rotation of third friction pulley 8 drives the 4th to rub through shaft
9 rotation of wheel is wiped, the rotation of the 4th friction pulley 9 drives the rotation of the first friction pulley 6, in this drive connection, due to the first friction pulley 6
Diameter is less than the second friction pulley 7, and third friction pulley 8 is again co-axially fixed with the 4th friction pulley 9, therefore the 4th friction pulley 9
Diameter it is bigger than the diameter of third friction pulley 8, linear velocity is identical and transmission ratio when the second friction pulley 7 engages third friction pulley 8
Greatly, the rotational angular velocity of third friction pulley 8 is promoted at this time, and the angular speed of the 4th friction pulley 9 is identical as third friction pulley 8, when the
Four and when the first 6 frictional drive of friction pulley, the revolving speed of the 4th friction pulley 9 is greater than the second friction pulley 7, and the 4th friction pulley 9 engages at this time
First friction pulley, 6 revolving speed increase, therefore by third friction pulley 8 and the 4th friction pulley 9 speed-raising after can be by the rotation of the second friction pulley 7
The first friction pulley 6 is passed to by amplification, and 6 revolving speed of the first friction pulley after raising speed can be sliding for first in annular sleeve
Enough centrifugal force is done in the offer of block 11.
The first friction pulley 6 rotates at this time, and the first friction pulley 6 and turntable 5 are fixed, therefore the rotation of the first friction pulley 6 can band
Turn disk 5 rotates, and the rotation of turntable 5 is that the first sliding block 11 provides centrifugal force, and the first sliding block 11 has at this time stretches out of blind hole 10
Trend out, the second pressure spring 22 is stretched in the process, the second pressure spring 22 act on turntable 5 it is motionless when make the first sliding block
11 with 12 flexible contact of friction plate, or in contact with discontiguous critical state, once when the revolving speed of turntable 5 reaches setting value
The power that 11 pressing friction piece 12 of the first sliding block can be realized afterwards increases, so that the decrease to 5 speed of turntable is realized, to reach control
The speed that threaded rod 3 processed moves right can be realized when the volume speed control that threaded rod 3 moves right is within effective range
The negative pressure of needle tubing is continual and steady, and makes patient more comfortable during realizing suction hydrops at this time.
Reversely push threaded rod 3 at this time after completing imbibition, 3 counter motion of threaded rod realizes that the second friction pulley 7 reversely turns
The trend of dynamic oriented movement simultaneously, as the second friction pulley 7 follows threaded rod 3 to move downward, the second friction pulley 7 rubs with third
It wipes wheel 8 no longer to contact, when the second friction pulley 7 moves to the leftmost side, the second friction pulley 7 can only dally and turn from being unable to driving
Disk 5 slows down through the first sliding block 11, can not be limited at this time to the process of exterior liquid.
The present apparatus, which compares traditional dragging device, following benefit：
1, the present apparatus, which by the setting of third friction pulley 8 and the 4th friction pulley 9 realizes the second friction pulley 7 and will rotate, passes through speedup
The first friction pulley 6 is passed, and speedup effect is obvious, can effectively guarantee that the velocity of rotation of turntable 5 can be to the first sliding block at this time
11 provide enough centrifugal force, and make 11 pressing friction piece 12 of the first sliding block to realize the effect of speed limit.
2, the present apparatus is realized by the cooperation of the first pressure spring 18 and baffle ring 14 and is not needed medical care people when using the present apparatus
Member provides power, and voluntarily imbibition can be realized after the hydrops drained required for setting, effectively saved medical staff
Working time, and reduce the labor intensity of medical staff.
3, the present apparatus realizes that the second friction pulley 7 can move left and right by the setting of telescopic rod 21, when pulling threaded rod 3 to the right
When, threaded rod 3 move right drive the second friction pulley 7 move right and touch third friction pulley 8, in the process by
It pulls the frictional force overcome required for the second friction pulley 7 to be less than threaded rod 3 to the right in threaded rod 3 and drives 7 turns of the second friction pulley
The required frictional force overcome when dynamic, therefore just can rotate after elder generation's side-to-side movement to extreme position when the second friction pulley 7, second rubs
Wipe after wheel 7 contact with third friction pulley 8 with the linkage of turntable 5 to together, realize that revolving speed is limited, the second friction pulley 7 move downward and
Third friction pulley 8 is detached from, and is not influenced by turntable 5 when squeezing out liquid, to quickly squeeze out.
Present inventive concept is novel, and clever structure is practical, and spiral shell is pulled to the right by the cooperation realization of multiple friction pulleys
Speed is limited when rasp bar, unrestricted when thread-rolling screw bar to the left, thus effectively prevent when extracting patient's body hydrops by
Cause patient uncomfortable in extraction excessive velocities.
Claims (7)
1. a kind of syringe of achievable constant speed suction, including horizontal positioned syringe（1）With can be in syringe（1）Inside move left and right
Rubber push top（2）, which is characterized in that the rubber push top（2）Right end be fixed with coaxially and can be moved left and right with it
Threaded rod（3）, syringe（1）Right end be fixed with a coaxial sleeve（4）, threaded rod（3）Across sleeve（4）And it can be
Sleeve（4）Inside horizontally slip, sleeve（4）On be cased with a turntable（5）, turntable（5）Left side be fixedly connected with one it is same with it
First friction pulley of axis（6）, the first friction pulley（6）Left side be equipped with one cover in threaded rod（3）Upper and diameter is greater than first and rubs
Wipe wheel（6）The second friction pulley（7）, the second friction pulley（7）Not only it had been able to rotate but also can move left and right, the second friction pulley（7）Through screw thread
Spinning is in threaded rod（3）Upper and the second friction pulley（7）With threaded rod（3）Cannot be self-locking, the second friction pulley（7）Outside be equipped with can
With the third friction pulley of its rubbed transmission（8）, third friction pulley（8）Right side be equipped with coaxially and with the first friction pulley
（6）4th friction pulley of rubbed transmission（9）, the second friction pulley（7）It moves right and third friction pulley（8）It contacts and through the 4th
Friction pulley（9）Drive the first friction pulley（6）Rotation, the first friction pulley（6）Angular speed be greater than the second friction pulley（7）, second rubs
Wipe wheel（7）It is moved to the left and third friction pulley（8）It is detached from, the first friction pulley（6）It no longer rotates；
The turntable（5）Outer edge surface on be evenly distributed in multiple radial blind holes（10）, each blind hole（10）Inside it is equipped with one
A extended blind hole in one end（10）And blind hole cannot be detached from（10）The first sliding block（11）, turntable（5）Outside be cased with one it is solid
It is scheduled on syringe（1）Ring-shaped friction lining on inner wall（12）, turntable（5）Rotation can be achieved the first sliding block（11）Outer end stretch out simultaneously
With friction plate（12）Generate friction.
2. a kind of syringe of achievable constant speed suction according to claim 1, which is characterized in that the threaded rod（3）'s
Right end is equipped with bar（13）, syringe（1）Outside be cased with the baffle ring that can be horizontally slipped（14）, syringe（1）Outer tube wall be equipped with
Axial sliding slot（15）, sliding slot（15）Side along the chute（15）Direction is evenly equipped with multiple and sliding slot（15）It is connected and and sliding slot
（15）Vertical card slot（16）, baffle ring（14）Inner edge surface on be fixed with and sliding slot（15）Second sliding block of cooperation（17）, baffle ring
（14）With bar（13）Between be equipped with cover in syringe（1）On the first pressure spring（18）, the first pressure spring（18）One end and baffle ring
（14）Connection, the other end and bar（13）Connection.
3. a kind of syringe of achievable constant speed suction according to claim 1, which is characterized in that the syringe（1）The right side
End face is equipped with the first block plate（19）, the first block plate（19）Centre is equipped with for threaded rod（3）By through-hole, sleeve（4）The right side
End face is fixed on the first block plate（19）On.
4. a kind of syringe of achievable constant speed suction according to claim 1, which is characterized in that second friction pulley
（7）Left side be fixed with the second block plate（20）, the second block plate（20）Centre is equipped with for threaded rod（3）By through-hole, third
Friction pulley（8）With the 4th friction pulley（9）The second block plate is fixed on through shaft（20）On.
5. a kind of syringe of achievable constant speed suction according to claim 1, which is characterized in that second friction pulley
（7）Left side be equipped with cover in threaded rod（3）It is upper and not with threaded rod（3）The telescopic rod of contact（21）, the telescopic rod（21）For
Two hollow pipes that can not be mutually disengaged are set with, telescopic rod（21）One end and the second friction pulley（7）Rotation connection, it is another
End is fixed on the second block plate（20）On.
6. a kind of syringe of achievable constant speed suction according to claim 1, which is characterized in that first sliding block（11）
With blind hole（10）The second pressure spring is equipped between bottom（22）, the second pressure spring（22）One end and blind hole（10）Bottom is connected the other end
With the first sliding block（11）It is connected.
7. a kind of syringe of achievable constant speed suction according to claim 1, which is characterized in that the threaded rod（3）'s
Lead angle is greater than threaded rod（3）The equivalent friction angle of screw pair is formed by with the second friction pulley internal screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810833210.7A CN108837196B (en) | 2018-07-26 | 2018-07-26 | Needle cylinder capable of realizing constant-speed suction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810833210.7A CN108837196B (en) | 2018-07-26 | 2018-07-26 | Needle cylinder capable of realizing constant-speed suction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108837196A true CN108837196A (en) | 2018-11-20 |
| CN108837196B CN108837196B (en) | 2020-09-08 |
Family
ID=64195880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810833210.7A Expired - Fee Related CN108837196B (en) | 2018-07-26 | 2018-07-26 | Needle cylinder capable of realizing constant-speed suction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108837196B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111544116A (en) * | 2020-04-26 | 2020-08-18 | 秦万祥 | Minimally invasive robot surgical instrument quick-dismantling tool |
| CN111568553A (en) * | 2020-04-26 | 2020-08-25 | 秦万祥 | Quick-replaceable minimally invasive robot end surgical instrument |
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| WO2014166918A1 (en) * | 2013-04-10 | 2014-10-16 | Sanofi | Dispensing speed control mechanism and injection device |
| WO2014191190A1 (en) * | 2013-05-27 | 2014-12-04 | Sanofi-Aventis Deutschland Gmbh | Drive assembly for a drug delivery device and drug delivery device |
| WO2015091763A1 (en) * | 2013-12-20 | 2015-06-25 | Sanofi-Aventis Deutschland Gmbh | Assembly for a drug delivery device and drug delivery device |
| CN104884105A (en) * | 2013-01-10 | 2015-09-02 | 诺和诺德股份有限公司 | Medical injection system with dose capturing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102014994A (en) * | 2008-02-29 | 2011-04-13 | 特克法马许可公司 | Blank injection speed limiting brake |
| CN104884105A (en) * | 2013-01-10 | 2015-09-02 | 诺和诺德股份有限公司 | Medical injection system with dose capturing |
| WO2014166918A1 (en) * | 2013-04-10 | 2014-10-16 | Sanofi | Dispensing speed control mechanism and injection device |
| WO2014191190A1 (en) * | 2013-05-27 | 2014-12-04 | Sanofi-Aventis Deutschland Gmbh | Drive assembly for a drug delivery device and drug delivery device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111544116A (en) * | 2020-04-26 | 2020-08-18 | 秦万祥 | Minimally invasive robot surgical instrument quick-dismantling tool |
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| CN111568553B (en) * | 2020-04-26 | 2021-05-11 | 青岛大学附属医院 | Quick-replaceable minimally invasive robot end surgical instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108837196B (en) | 2020-09-08 |
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| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Lantao Inventor after: Ren Fenghai Inventor after: Cui Shulei Inventor after: Yuan Yuan Inventor before: Yuan Yuan |
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Effective date of registration: 20200812 Address after: No. 150, haping Road, Nangang District, Harbin City, Heilongjiang Province Applicant after: Chen Lantao Address before: 450000 No. 1, unit 2, No. 23, worker Road, Zhongyuan District, Zhengzhou, Henan, 1205 Applicant before: Yuan Yuan |
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