CN205924677U - Annotate feeder and annotate appetite controlling means thereof - Google Patents
Annotate feeder and annotate appetite controlling means thereof Download PDFInfo
- Publication number
- CN205924677U CN205924677U CN201620537978.6U CN201620537978U CN205924677U CN 205924677 U CN205924677 U CN 205924677U CN 201620537978 U CN201620537978 U CN 201620537978U CN 205924677 U CN205924677 U CN 205924677U
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- push rod
- note
- control device
- syringe
- trigger
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Abstract
The utility model relates to an annotate feeder and annotate appetite controlling means thereof, in the use, control actuating mechanism when motion, the motion of corresponding direction can be followed to the drive end on the driving piece, on the push rod can be promoted and make the push rod follow fore -and -aft direction stepwise motion with drive groove that the drive end transmission is connected. That is to say that control actuating mechanism every motor unit can follow the distance that corresponding direction removed integral multiple drive groove apart from the push rod promptly, the syringe also can be released thereupon the distance that removes corresponding integral multiple drive groove and with quantitative liquid food in the syringe to the piston of corresponding syringe, and the event only needs control actuating mechanism to remove the notes appetite that a plurality of unit distance can accurate control notes feeder.
Description
Technical field
The utility model is related to note feeder and its note appetite control device.
Background technology
In hospital, mostly the patient's feeding to some no autonomous abilities of taking food is to be carried out by syringe, will liquid food state
Food inputted to the stomach tube that patient's stomach is connected to by patient's mouth or nasal cavity using syringe.Chinese patent
CN204932568U discloses a kind of booster type note feeder of auxiliary patient's feed, including syringe and power-assisted rifle(I.e. a kind of
Note appetite control device).Power-assisted rifle includes the rifle groove extending along the longitudinal direction, the small of the stock being arranged on rifle slot tail and can be along in front and back
It is inserted into the push rod on rifle groove, syringe includes injector housing, is arranged on note sealing guiding movement direction guiding movement
Piston in emitter housing and be used for the piston rod with piston movement, injector housing is provided with for reflecting liquid food output quantity
Graduation mark, injector housing front end is arranged in rifle groove with block, and piston rod is fixedly connected on push rod, therefore mobile putter
Piston rod guiding movement in injector housing can be driven.Push rod positioned at rifle groove rear end is arranged with two ends fix respectively
Driving spring on rifle groove and push rod, thus by move after push rod and stretch unclamp push rod again after driving spring when, push rod can be
The return effect of driving spring is lower to be moved forward and then promotes piston advances forward.For controlling by the liquid food of output in syringe
Volume, is provided with multiple breaker slots in the lower end of push rod and is provided for the brake bar being engaged by clamping with breaker slot, system on rifle groove
The upper end of upper end and brake bar that lever is fixedly connected on the trigger being articulated with rifle groove has the domatic head being adapted with tooth, therefore
Press brake bar during trigger move down and get out of the way push rod make its can under the drive of driving spring in rifle groove guiding movement, unclamp and pull
During machine, the domatic head of brake bar upper end snaps in the breaker slot of push rod and by push rod position locking.But note food using above-mentioned booster type
During device, provide driving force to drive push rod and piston reach by driving spring, unclamping trigger again when noting appetite and reaching makes braking
Lever lock throw-out lever, the injection to control liquid food for the graduation mark that during this, user needs always in Visual Observations Observations injector housing
Amount, operating process is more inconvenient;User there may be vision deviation to the observation of injector housing high scale and causes simultaneously
Note appetite is forbidden;Meanwhile, user observe note appetite arrive unclamp between the process of trigger can existence time delay and enter one
Step causes note appetite wayward.
Content of the invention
The purpose of this utility model is to provide a kind of liquid food injection volume controllable note feeder;The purpose of this utility model
The note appetite control device providing in above-mentioned note feeder is be provided.
For achieving the above object, the technical scheme of note appetite control device of the present utility model is:
Note appetite control device, including for placing the gun rack of syringe and being arranged on rifle along the longitudinal direction guiding movement
Push rod on frame, gun rack is provided with the front Stop structure for stopping injector housing reach, and push rod is arranged along the longitudinal direction
There are multiple driver slots, gun rack is provided with drive mechanism, drive mechanism is had for being in transmission connection with described driver slot to promote
State the drive end of push rod stepping movement along the longitudinal direction.
Described drive mechanism is the unidirectional step-by-step movement drive mechanism for promoting described pushrod advances, and unidirectional step-by-step movement drives
The power intake of mechanism is the trigger being rotatably connected on gun rack, is provided with for driving described trigger to return between trigger and housing
First elastic component of position.
Described drive end is the shifting block of the end of close described driver slot being rotatably connected on trigger, shifting block and trigger it
Between be provided with the second elastic component for driving described shifting block return, described driver slot has for being realized push rod by shifting block pushing tow
The front side cell wall of stepping movement and overcome the active force of the second elastic component to make shifting block around it with trigger for pushing tow shifting block
The rear side cell wall that run-on point rotates.
Also it is rotatablely equipped with gun rack in the driver slot that can snap on push rod in case throw-out lever is moved rearwards by and can be advanced
Push rod on driver slot promote and rotate the brake component of resigning, be provided between brake component and gun rack for driving described braking
3rd elastic component of part return.
Described push rod is installed in rotation on gun rack, and the side that push rod deviates from described driver slot is light bar segment.
The corresponding position of described light bar segment is provided with for snapping in for brake component or shifting block to move on to pushing away of position after block
The stopper slot of bar.
Described gun rack includes the cylinder with inner chamber body, and described cylinder is spliced to form by upper shell and lower shell, upper shell
On offer along its axially extended slot, lower shell offers for described slot plug together vertically, radially anticreep
The inserting column of cooperation, upper shell and lower shell are respectively provided with the cross section of c-type.
The appropriate section that the internal face of described cylinder is provided with for injector housing snaps in installation to prevent injector housing
Movable injector housing draw-in groove.
The front end of described push rod is connected with piston mounting cover, and the front end of piston mounting cover is provided with for corresponding for piston rod
Part snaps in the piston rod draw-in groove of installation.
Note feeder of the present utility model employs the following technical solutions:
Note feeder, including for holding the syringe of liquid food and the note appetite control being used for liquid food suction or releasing syringe
Device processed, note appetite control device includes the gun rack for placing syringe and is arranged on gun rack along the longitudinal direction guiding movement
On push rod, gun rack be provided with for stop injector housing reach front Stop structure, push rod is provided with along the longitudinal direction
Multiple driver slots, gun rack is provided with drive mechanism, drive mechanism have for described driver slot be in transmission connection described to promote
The drive end of push rod stepping movement along the longitudinal direction.
Described drive mechanism is the unidirectional step-by-step movement drive mechanism for promoting described pushrod advances, and unidirectional step-by-step movement drives
The power intake of mechanism is the trigger being rotatably connected on gun rack, is provided with for driving described trigger to return between trigger and housing
First elastic component of position.
Described drive end is the shifting block of the end of close described driver slot being rotatably connected on trigger, shifting block and trigger it
Between be provided with the second elastic component for driving described shifting block return, described driver slot has for being realized push rod by shifting block pushing tow
The front side cell wall of stepping movement and overcome the active force of the second elastic component to make shifting block around it with trigger for pushing tow shifting block
The rear side cell wall that run-on point rotates.
Also it is rotatablely equipped with gun rack in the driver slot that can snap on push rod in case throw-out lever is moved rearwards by and can be advanced
Push rod on driver slot promote and rotate the brake component of resigning, be provided between brake component and gun rack for driving described braking
3rd elastic component of part return.
Described push rod is installed in rotation on gun rack, and the side that push rod deviates from described driver slot is light bar segment.
The corresponding position of described light bar segment is provided with for snapping in for brake component or shifting block to move on to pushing away of position after block
The stopper slot of bar.
Described gun rack includes the cylinder with inner chamber body, and described cylinder is spliced to form by upper shell and lower shell, upper shell
On offer along its axially extended slot, lower shell offers for described slot plug together vertically, radially anticreep
The inserting column of cooperation, upper shell and lower shell are respectively provided with the cross section of c-type.
The appropriate section that the internal face of described cylinder is provided with for injector housing snaps in installation to prevent injector housing
Movable injector housing draw-in groove.
The front end of described push rod is connected with piston mounting cover, and the front end of piston mounting cover is provided with for corresponding for piston rod
Part snaps in the piston rod draw-in groove of installation.
The beneficial effects of the utility model are:Note feeder of the present utility model in use, controls drive mechanism fortune
When dynamic, the drive end on actuator can move along respective direction, and the driver slot being in transmission connection with drive end on push rod can be pushed away
Move and make push rod step motion along the longitudinal direction.I other words the control every motor unit of drive mechanism i.e. can be along respective party apart from push rod
To the distance of mobile integral multiple driver slot, the piston of corresponding syringe also can move corresponding integral multiple driver slot away from
From and quantitative liquid food in syringe is released syringe, therefore only need to control drive mechanism to move several unit distances
Accurately control the note appetite of note feeder.
Brief description
Fig. 1 is the front view of an embodiment of note appetite control device of the present utility model;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is the top view of Fig. 1;
Fig. 4 is the left view of Fig. 1.
Specific embodiment
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further.
The specific embodiment of note feeder of the present utility model:
Note feeder includes syringe and for injecting liquid food or releasing the note appetite control device in syringe.Note appetite
The concrete structure of control device as shown in Figures 1 to 4, install by the piston being arranged in cylinder 1 including the cylinder 1 of hollow, gap
Set 7 and the push rod 3 that is fixedly connected with piston mounting cover 7 of front end.The exterior surface dimension of piston mounting cover 7 is less than the inwall of cylinder 1
The size in face so that piston mounting cover 7 can move in the inner chamber of cylinder 1 freely, when piston mounting cover 7 is radially offset from cylinder
During the axis certain distance of body 1, the respective surfaces of piston mounting cover 7 can also be with the internal face guiding cooperation of the corresponding position of cylinder 1.
The housing of syringe is fixedly installed in the inner chamber of cylinder 1 and the lug of the piston rod of syringe connects and fixes in piston mounting cover
In the piston rod draw-in groove 71 of the opening upwards that 7 front ends open up, the middle part of cylinder 1 is provided with for the connection on the housing for syringe
The injector housing draw-in groove 11 that ear snaps in, the front end of cylinder 1 is offered profile and is adapted with the liquid food access port shape of syringe
Opening 12, the internal chamber wall of cylinder 1 front end constitutes cylinder for block syringe to prevent the front block knot that it moves forward
Structure.Can put in the inner chamber of cylinder 1 for guarantee syringe, cylinder 1 is using the upper shell 13 extending along the longitudinal direction and lower shell
The mode form of 14 splicings, upper and lower cylinder is respectively provided with the cross section of c-type and both joint faces are provided with the concavo-convex of adaptation that coincide
Connected structure, is specifically provided with the inserting column extending along its axis direction on lower shell 14, is provided with along it on upper shell 13
The slot that axis direction extends, the grafting cooperation and in the cooperation of radial direction anticreep in the axial direction of inserting column and slot, therefore by top cylinder
Body 13 is inserted into vertically and upper and lower cylinder can be spliced in lower shell 14 cylinder 1 with middle part inner chamber.For ensureing injection
After device is inserted in lower shell, lug on piston rod can snap in piston rod draw-in groove 71, and the joint face of upper and lower cylinder is arranged at
So that the opening direction of piston rod draw-in groove 71 is consistent with the opening direction of lower shell in horizontal plane.
The rear end of cylinder 1 is provided with the back shroud 2 of the internal cavities rear end for blocking cylinder 1, and the rear end of back shroud 2 is fixed
It is provided with fixed block 4, the middle part of back shroud 2 and fixed block 4 is equipped with the through hole passing through for push rod 3.Push rod 3 is in inverted L shape, specifically
Vertical section 33 including the horizontal segment extending along the longitudinal direction and perpendicular to horizontal segment, vertical section 33 supplies hand-held force to form hand
Handle 33.The lower end of the horizontal segment of push rod 3 is provided with multiple driver slots 31 along the longitudinal direction, and driver slot 31 includes the front side positioned at front end
Cell wall 33 and the rear side cell wall 34 being located at rear end, front side cell wall 33 is vertical plane, and rear side cell wall 34 is inclined plane, rear side cell wall 34
It is crossed to form tooth top with the upper end of front side cell wall 33.The upper end of the horizontal segment of push rod 3(Relative with driver slot place end is another
End)The forward position in middle part at be provided with block groove 32, the shape of block groove 32 is identical with the shape of driver slot 31, also includes vertically
Face and inclined plane.It is rotatably connected to trigger 5, system is rotatably connected to by the 3rd rotating shaft 83 by first rotating shaft 81 on fixed block 4
Moving part 6, the upper end of trigger 5 is rotatably connected to shifting block 9 by the second rotating shaft 82.Between fixed block 4, cylinder 1 and back shroud 2 three
Position relationship immobilizes and constitutes gun rack, and trigger 5 and shifting block 9 have collectively constituted the list for promoting push rod step motion forward
To step-by-step movement drive mechanism.(Note:Unidirectional step-by-step movement drive mechanism in the utility model refers to be only used for controlling push rod edge
A certain single direction stepping is moved, and in the utility model, the meaning of stepping movement says that often pulling push rod of trigger advances
Distance is all identical, is equivalent to and is being moved ahead step by step with identical span)It is set with first rotating shaft 81 and pull for limiting
First torsion spring 85 of angle between machine 5 and fixed block 4, the second rotating shaft 82 is set with for limiting shifting block 9 and first rotating shaft 81
Between angle the second torsion spring 86, the 3rd rotating shaft 83 is set with for limit angle between brake component 6 and rotating shaft 84 the 3rd
Torsion spring 87.Brake component 6 is adapted to promote driver slot to move or by driver slot institute with driving groove shape with the upper end shape of shifting block 9
Promote.When pulling trigger 5 around first rotating shaft 81 rotate counterclockwise, the upper end of trigger 5 can travel forward, and is now articulated with trigger
The upper end of the shifting block 9 of 5 upper ends can apply thrust to the front side cell wall 33 of driver slot 31 and make push rod stepping movement forward, front side groove
Wall 33 constitutes the pushing tow face promoting for shifting block 9.During push rod 3 moves forward the second torsion spring 86 by compression to shifting block 9
Apply active force upwards, shifting block 9 has the trend resetting upwards under this force, make the mistake in propulsion for the upper end of shifting block 9
In journey constantly the front side cell wall 33 of pushing tow driver slot 31 thus realizing promotion to push rod 3.During this, the upper end of brake component 6 is subject to
The promotion of rear side cell wall 34 of driver slot 31 and rotating counterclockwise around the 3rd rotating shaft 83 thinks that the reach of push rod 3 is stepped down.In braking
Part 6 rotate counterclockwise during the 3rd torsion spring 87 active force that applied upwards to brake block 6 by compression, in the effect of this power
Lower brake component 6 there is the trend resetting upwards and so that can snap in corresponding when the upper end of brake component 6 is not promoted by driver slot 31
Driver slot 31 in and the locking of realizing to push rod position, thus the effect moving after playing anti-throw-out lever 3.After unclamping trigger 5, the
One torsion spring 85 band trigger action 5 turns clockwise around first rotating shaft 81, the upper end rearward movement of trigger 5, and during this, shifting block 9 is pulled
Machine 5 drives and the rear side cell wall 34 along driver slot 31 slides in driver slot 31 rearward, and rear side cell wall 34 defines for shifting block 9
Upper end by the abjection face skidding off in driver slot 31, after trigger 5 returns to original state, the reset force of the second torsion spring 86 can be protected
Between card shifting block 9 and first rotating shaft 81, angle is constant.When push rod 3 moves along the longitudinal direction, due to the second torsion spring 86 and the 3rd
The effect of torsion spring 87, shifting block 9 and brake component 6 understand middle and upper part and back shroud 2 and the fixation that push rod 3 be propped up and make push rod 3 upwards
The corresponding shape of hole wall of the through hole opening up in the middle part of block 4 be adapted and can guiding movement in through-holes, logical for avoiding driver slot to be stuck in
Through hole in the middle part of the aperture Yan Chu in hole, back shroud 2 and fixed block 4 length in the longitudinal direction is more than the twice groove of driver slot 31
Away from.
When the piston that push rod 3 drives syringe moves forward to extreme position(Namely reach the stroke of syringe)When, turn
Fixed handle 33 simultaneously makes push rod 3 around own axis 180 degree, and now block groove 32 is in the lower end of push rod 3, driver slot 31 is in
The upper end of push rod 3, then push rod 3 is pulled back by handle 33 can draw fluid in syringe.When pulling back push rod 3,
When block groove 32 is moved to and engaged with the upper end of brake component 6, the rearward movement of push rod 3 cannot be moved further afterwards by block,
The piston corresponding to syringe at this position retreats to greatest limit backward and makes the position that the cylinder interior suction flowing full of syringe eats.
The concrete operations in use of above-mentioned note feeder are as follows:First upper shell 13 is taken off clean injection
Device is put in lower shell, and so that the engaging lug in injector housing is snapped in injector housing draw-in groove 11, make the piston of syringe
Lug on handle snaps in enables the piston of syringe move forward and backward with push rod in piston rod draw-in groove 71, then upper shell 13 is covered
On;The opening 12 being adapted with the liquid food access port of syringe is placed in the container holding liquid food, pull back push rod 3 until
Till feeling that pulling back push rod is obstructed(Block groove 32 on original state lower push-rod 3 is placed down, is because pushing away when feeling to be obstructed
Block groove 6 blocks of 32 braked part on bar 3), during rear pulling-pushing rod 3 piston of syringe can with push rod 3 after move,
Form one section of vacuum in the front end of injector housing, in the cylinder that liquid food is inhaled into syringe in the presence of pressure reduction;Hold again
Handle 33 by inverse for push rod 3/rotate clockwise 180 degree, and the liquid food access port of the syringe at the opening 12 of syringe is connected
To the stomach tube of insertion in patient body, pulling trigger 5 makes push rod 3 stepping movement forward, during this, often pulls trigger 5 once,
Push rod 3 moves forward the distance of four driver slots 31, therefore can accurately control by speed and the body exporting liquid food in syringe
Long-pending.
In other embodiments:Injector housing draw-in groove on cylinder can also save but the internal face by barrel front end
Stop injector housing reach, now can by syringe by cylinder take out after pull again after piston move.Certainly, cylinder and after
Closure can also be had other gun racks of can be used for fixing syringe such as reeded base by middle part and replace;In piston mounting cover
Frictional force sum between frictional force and cylinder inboard wall face between and syringe piston and injector housing is more than shifting block to pushing away
In the case of the rearward force of bar, frictional force can play the effect moving after anti-throw-out lever, now brake component, the 3rd spring and
Corresponding construction for connecting brake component and the 3rd spring all can save.After now during pulling-pushing rod, the upper end of shifting block can snap in limit
The effect of the push rod of position is moved on to after playing block in the groove of position;Push rod rotation stop can also be assemblied in cylinder, now need
During by moving after push rod, also can manual toggle shifting block and brake component so that the driver slot on its upper end and push rod is disengaged and to push rod after
Move and step down;Trigger and shifting block can also be rotatably installed on fixed block can be with the tooth of the driver slot engaged transmission of push rod lower end
Wheel etc. other can drive push rod fore-and-aft direction stepping movement drive mechanism replacement.Now gear can be by manual toggle or step
Stepper motor controls driving it is also possible to control continuous motor intermittent rotary to realize the stepper drive to gear and push rod.
The embodiment of note appetite control device of the present utility model:
The concrete structure of note appetite control device of the present utility model is controlled with note appetite in the specific embodiment of note feeder
The concrete structure of device is identical, specifically refers to Fig. 1 to Fig. 4, will not be described in detail herein.
Claims (10)
1. note appetite control device, including for placing the gun rack of syringe and being arranged on gun rack along the longitudinal direction guiding movement
On push rod, gun rack be provided with for stop injector housing reach front Stop structure it is characterised in that:Along in front and back on push rod
Direction is provided with multiple driver slots, and gun rack is provided with drive mechanism, and drive mechanism is had for being in transmission connection with described driver slot
To promote the drive end of described push rod stepping movement along the longitudinal direction.
2. according to claim 1 note appetite control device it is characterised in that:Described drive mechanism is described for promoting
The unidirectional step-by-step movement drive mechanism of pushrod advances, the power intake of unidirectional step-by-step movement drive mechanism is to be rotatably connected on gun rack
Trigger, be provided with the first elastic component for driving described trigger return between trigger and housing.
3. according to claim 2 note appetite control device it is characterised in that:Described drive end is to be rotatably connected on trigger
The end of close described driver slot shifting block, be provided with the second bullet for driving described shifting block return between shifting block and trigger
Property part, described driver slot has front side cell wall for being realized the stepping movement of push rod by shifting block pushing tow and is used for pushing tow shifting block
The active force of the second elastic component is overcome to make the rear side cell wall around it with the run-on point rotation of trigger for the shifting block.
4. according to claim 3 note appetite control device it is characterised in that:Also it is rotatablely equipped with gun rack to snap in and push away
In case the driver slot on the throw-out lever push rod that is moved rearwards by and can be advanced promotes and rotates the system of resigning in driver slot on bar
Moving part, is provided with the 3rd elastic component for driving described brake component return between brake component and gun rack.
5. the note appetite control device according to any one of claim 1 ~ 4 it is characterised in that:Described push rod is rotationally
It is arranged on gun rack, the side that push rod deviates from described driver slot is light bar segment.
6. according to claim 5 note appetite control device it is characterised in that:The corresponding position setting of described light bar segment
There is the stopper slot for snapping in the push rod to move on to position after block for brake component or shifting block.
7. the note appetite control device according to any one of claim 1 ~ 4 it is characterised in that:Described gun rack includes having
The cylinder of inner chamber body, described cylinder is spliced to form by upper shell and lower shell, upper shell offers axially extended slotting along it
Groove, lower shell offers for described slot plug together vertically, radially anticreep cooperation inserting column, upper shell and lower shell
It is respectively provided with the cross section of c-type.
8. according to claim 7 note appetite control device it is characterised in that:The internal face of described cylinder is provided with for note
The appropriate section of emitter housing snaps in the injector housing draw-in groove installed to prevent injector housing from moving forward and backward.
9. the note appetite control device according to any one of claim 1 ~ 4 it is characterised in that:The front end of described push rod is even
It is connected to piston mounting cover, the front end of piston mounting cover is provided with the piston rod card snapping in installation for the appropriate section for piston rod
Groove.
10. note feeder, including for holding the syringe of liquid food and the note appetite control being used for liquid food suction or releasing syringe
Device processed it is characterised in that:The concrete structure of described note appetite control device and the note food any one of claim 1 ~ 9
The concrete structure of amount control device is identical.
Priority Applications (1)
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CN201620537978.6U CN205924677U (en) | 2016-06-06 | 2016-06-06 | Annotate feeder and annotate appetite controlling means thereof |
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CN201620537978.6U CN205924677U (en) | 2016-06-06 | 2016-06-06 | Annotate feeder and annotate appetite controlling means thereof |
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Cited By (6)
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CN109157732A (en) * | 2018-07-04 | 2019-01-08 | 黄玲玲 | A kind of paediatrics dental treatment |
CN109303583A (en) * | 2018-10-31 | 2019-02-05 | 江苏海泽医疗科技发展有限公司 | A kind of medical continuously-applied Clip Applier trigger configuration |
CN109498876B (en) * | 2018-10-22 | 2021-05-04 | 王彩凤 | Vagina cleaning assistor |
CN112755370A (en) * | 2021-01-06 | 2021-05-07 | 山东美毅生物技术有限公司 | Mesenchymal stem cell exosome endometrium preparation, preparation method and uterine cavity perfusion tube |
CN113083391A (en) * | 2021-04-07 | 2021-07-09 | 宁儿医院股份有限公司 | Novel liquid-transfering gun head loads device |
CN115245623A (en) * | 2022-01-28 | 2022-10-28 | 郑州大学第一附属医院 | Accurate device of dosing of integral type ear tympanic cavity |
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2016
- 2016-06-06 CN CN201620537978.6U patent/CN205924677U/en active Active
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109157732A (en) * | 2018-07-04 | 2019-01-08 | 黄玲玲 | A kind of paediatrics dental treatment |
CN109498876B (en) * | 2018-10-22 | 2021-05-04 | 王彩凤 | Vagina cleaning assistor |
CN109303583A (en) * | 2018-10-31 | 2019-02-05 | 江苏海泽医疗科技发展有限公司 | A kind of medical continuously-applied Clip Applier trigger configuration |
CN109303583B (en) * | 2018-10-31 | 2021-03-23 | 江苏海泽医疗科技发展有限公司 | Trigger structure for medical continuous firing clip applier |
CN112755370A (en) * | 2021-01-06 | 2021-05-07 | 山东美毅生物技术有限公司 | Mesenchymal stem cell exosome endometrium preparation, preparation method and uterine cavity perfusion tube |
CN112755370B (en) * | 2021-01-06 | 2022-10-21 | 山东美毅生物技术有限公司 | Mesenchymal stem cell exosome endometrial preparation, preparation method and uterine cavity perfusion tube |
CN113083391A (en) * | 2021-04-07 | 2021-07-09 | 宁儿医院股份有限公司 | Novel liquid-transfering gun head loads device |
CN115245623A (en) * | 2022-01-28 | 2022-10-28 | 郑州大学第一附属医院 | Accurate device of dosing of integral type ear tympanic cavity |
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