CN209405474U - A kind of novel cavity mirror medicament injection apparatus - Google Patents
A kind of novel cavity mirror medicament injection apparatus Download PDFInfo
- Publication number
- CN209405474U CN209405474U CN201821511355.7U CN201821511355U CN209405474U CN 209405474 U CN209405474 U CN 209405474U CN 201821511355 U CN201821511355 U CN 201821511355U CN 209405474 U CN209405474 U CN 209405474U
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- Prior art keywords
- syringe
- extension tube
- fixedly connected
- spring
- sliding
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- Expired - Fee Related
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- 239000003814 drug Substances 0.000 title claims abstract description 26
- 238000002347 injection Methods 0.000 title claims abstract description 22
- 239000007924 injection Substances 0.000 title claims abstract description 22
- 238000003780 insertion Methods 0.000 claims abstract description 9
- 230000037431 insertion Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 3
- 229940079593 drug Drugs 0.000 abstract description 14
- 230000006378 damage Effects 0.000 abstract description 6
- 230000036541 health Effects 0.000 abstract description 5
- 208000027418 Wounds and injury Diseases 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 9
- 230000006872 improvement Effects 0.000 description 8
- 206010028980 Neoplasm Diseases 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000002357 laparoscopic surgery Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 206010052428 Wound Diseases 0.000 description 1
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000003187 abdominal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003115 biocidal effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a kind of novel cavity mirror medicament injection apparatus, include syringe, piston rod, syringe needle and the extension tube for extending whole device；The piston rod is socketed in syringe；Described extension tube one end is fixedly connected with the mutually detachable connection of syringe, the other end with syringe needle；Dynamic collet is provided on the extension tube side wall, the dynamic collet and extension tube sliding connect, and the first groove for moving collet insertion is provided in the barrel sidewall.By being provided with extension tube, extending length of tube is 30-40 centimetres, and such length, by the long tube of stamp card, is punctured convenient for syringe and injects drug；And the length of syringe needle is 4 millimeters, paracentesis depth is controlled when facilitating puncture in this way, only needing to fully penetrate at syringe needle can accomplish, thus without having to worry about because syringe needle is too long, so that paracentesis depth is too deep, to be damaged to patient, the health of patient is ensured that in this way, avoids causing patient " secondary injury ".
Description
Technical field
The utility model relates to medical instruments field, more particularly to a kind of novel cavity mirror is filled with drug injection
It sets.
Background technique
Laparoscopic surgery is the invasive methods that a new development is got up, and be otherwise known as " lockhole " operation.With laparoscope system
System technology, doctor only need to open the apertures of several " keyhole " formulas in the surrounding that patient implements operative site, can be without opening abdomen
Intuitive patient's body situation, implements accurate surgical procedure before computer screen, and surgical procedure only needs the very short time, and treatment technology reaches
To international most advanced level.
In laparoscopic surgery, needs to puncture tumour or peritumoral tissues with syringe and inject drug；
Common syringe includes syringe, piston rod and syringe needle；In injection, syringe needs to first pass through the long tube of laparoscope stamp card
Tumour or peritumoral tissues are punctured again and inject drug；In order to reach the purpose, conventional use of syringe needle is general
All longer, length is at least 2-3 centimetres, to conveniently pass through long tube；But in actual operation, generally only need to puncture 5mm,
Since syringe needle is too long, can frequently result in doctor can not be accurately positioned puncture target and judge injection depth, to influence to inject
Effect, or even secondary damage is caused to patient, influence Rehabilitation.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of novel cavity mirror drug injections
Device, the injection device more accurate can obtain localised puncture target, reduce and cause secondary damage to patient.
To achieve the above object, the utility model provides following technical solution: a kind of novel cavity mirror is filled with drug injection
It sets, includes syringe, piston rod, syringe needle and the extension tube for extending whole device；The piston rod is socketed in syringe；Institute
It states extension tube one end and is mutually detachably connected with syringe, the other end is fixedly connected with syringe needle；It is provided on the extension tube side wall dynamic
Collet, the dynamic collet and extension tube sliding connect, and the first groove for moving collet insertion is provided in the barrel sidewall.
It is provided with sliding slot in the extension tube as a further improvement of the utility model, which is " L " type, described
Dynamic collet and sliding slot sliding connect；The dynamic collet includes for being inserted into the inserted link of the first groove, pulling convenient for user
Pull rod, connecting rod；Described connecting rod one end is fixedly connected with inserted link, and the other end is fixedly connected with pull rod；The pull rod is away from company
Extend sliding slot in one end of extension bar.
Sliding plate is provided on the part that the pull rod is located in sliding slot as a further improvement of the utility model,；Institute
It states and is provided with the first spring on sliding plate, first spring one end is fixedly connected with sliding plate, and the other end and sliding slot inner wall are solid
Fixed connection；First spring keeps inserted link to be inserted into the first groove.
It is provided on the sliding slot inner wall as a further improvement of the utility model, for limiting the mobile limit of sliding plate
Hyte part；Limiting slot is provided on the chute wall, the limit assembly is located in limiting slot；The limit assembly includes
Hemisphere, cylinder and second spring；Described cylinder one end is fixedly connected with hemisphere, and the other end is fixedly connected with second spring；
The second spring is fixedly connected away from one end of cylinder with limiting slot inner wall；The hemisphere body portion extends limiting slot；Institute
It states sliding plate and is provided with the second groove being inserted into for hemisphere close to hemispheroidal side；The second spring keeps hemisphere
It is inconsistent with the second groove inner wall.
The pull rod is provided with convenient for pulling dynamic folder away from one end of connecting rod as a further improvement of the utility model,
The fixed plate of head, the cross-sectional area of the fixed plate are greater than the cross-sectional area of sliding slot；Several are provided in the fixed plate just
In the salient point of increasing friction force.
First through hole is provided in the fixed plate as a further improvement of the utility model, is set in the extension tube
Be equipped with blind hole, the first through hole is identical as the pore size of blind hole and inner wall on be equipped with internal screw thread；It is set in the fixed plate
It is equipped with the inserted block for being inserted into first through hole and blind hole, external screw thread compatible with internal screw thread is provided on the inserted block.
One end of the extension tube towards syringe is provided with elastic sealing strip as a further improvement of the utility model,
The elastic packing on piece is provided with cross recess, and the elastic sealing strip is made of high molecular material.
The utility model has the beneficial effects that extending length of tube is 30-40 centimetres, such length by being provided with extension tube
Degree, by the long tube of stamp card, is punctured convenient for syringe and injects drug；When needing to be worn to tumor surface with syringe
When piercing and injecting drug；Dynamic collet is pulled, extension tube and syringe are linked together, then is recessed by the first of dynamic collet insertion syringe
In slot, so that extension tube is fixed together with syringe, opposite slide will not occur；The needle length of selection is only 4 millimeters, in this way
Control paracentesis depth when facilitating puncture, it is only necessary to fully penetrating syringe needle can accomplish, thus without having to worry about because
Syringe needle is too long, so that paracentesis depth is too deep, to damage to patient, ensures that the health of patient in this way, avoids pair
Patient causes " secondary injury "；Simultaneously because syringe and extension tube are to be detachably connected, when needing to inject different pharmaceutical, only need
Syringe is replaced, it is very convenient, practical.
Detailed description of the invention
Fig. 1 is this practical structural schematic diagram；
Fig. 2 is the partial enlarged view of Fig. 1；
Fig. 3 is the further partial enlarged view of Fig. 2；
Fig. 4 is the structural schematic diagram of this practical middle extension tube being detached from after syringe；
Fig. 5 is the partial enlarged view of Fig. 4；
Fig. 6 is the further partial enlarged view of Fig. 5；
Fig. 7 is the structural schematic diagram of this practical middle fixed plate；
Fig. 8 is the structural schematic diagram of this practical middle elastic sealing strip.
Appended drawing reference: 1, syringe；11, the first groove；2, piston rod；3, syringe needle；4, extension tube；41, sliding slot；411, it limits
Slot；42, blind hole；43, elastic sealing strip；431, cross recess；5, collet is moved；51, inserted link；52, pull rod；521, sliding plate；
522, the first spring；523, the second groove；53, connecting rod；54, fixed plate；541, salient point；542, first through hole；55, inserted block；
6, limit assembly；61, hemisphere；62, cylinder；63, second spring.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is further described.Wherein identical components phase
Same appended drawing reference indicates.
Shown in 8, a kind of novel cavity mirror medicament injection apparatus of the present embodiment, includes syringe 1, piston
Bar 2, syringe needle 3 and the extension tube 4 for extending whole device；The piston rod 2 is socketed in syringe 1；Described 4 one end of extension tube
It is detachably connected with 1 phase of syringe, the other end is fixedly connected with syringe needle 3；Dynamic collet 5, institute are provided on 4 side wall of extension tube
It states collet 5 and the sliding of extension tube 4 connects, the first groove 11 for moving the insertion of collet 5 is provided on 1 side wall of syringe.
Through the above technical solutions, in laparoscopic surgery, when needing that tumor surface is punctured and infused with syringe
When penetrating drug；Dynamic collet 5 is pulled, extension tube 4 and syringe 1 are linked together, then is recessed by the first of dynamic collet 5 insertion syringe 1
In slot 11, so that extension tube 4 is fixed together with syringe 1, it is not easy to opposite sliding occur, thus around to tumour or tumour
Tissue is punctured and is injected drug, promotes Rehabilitation；The length of this practical middle extension tube 4 is 30-40 centimetres, such length
The long tube that degree is blocked convenient for syringe by stamp, and 3 length of used syringe needle is 4 millimeters so that it is convenient to control when puncture
Paracentesis depth, it is only necessary to fully penetrating syringe needle 3 can accomplish, thus without having to worry about because syringe needle 3 it is too long so that puncture
Depth is too deep, to damage to patient, ensures that the health of patient in this way, avoids causing patient " secondary wound
Evil ".Simultaneously because syringe 1 and extension tube 4 are to be detachably connected, when needing to inject different pharmaceutical, it is only necessary to replace syringe 1 i.e.
Can, it is very convenient, practical.
As a kind of improved specific embodiment: being provided with sliding slot 41 in the extension tube 4, which is " L "
Type, the dynamic collet 5 are connected with the sliding of sliding slot 41；The dynamic collet 5 includes for being inserted into the inserted link 51 of the first groove 11, just
Pull rod 52, connecting rod 53 in user's pulling；Described 53 one end of connecting rod is fixedly connected with inserted link 51, the other end and pull rod 52
It is fixedly connected；The pull rod 52 extends sliding slot 41 away from one end of connecting rod 53.
Through the above technical solutions, sliding slot 41 includes vertical slot and translot, connecting rod 53 is located in vertical slot, and pull rod 52 is located at
In translot, and pull rod 52 extends translot away from one end of connecting rod 53；Pull rod 52 is pulled to the direction away from connecting rod 53,
Inserted link 51 can also move therewith；Extension tube 4 is connected with syringe 1 at this time, after connecting；To the direction band close to connecting rod 53
Dynamic pull rod 52 is mobile, and such inserted link 51 also can be mobile to the direction of close first groove, 11 inner wall, until the insertion of inserted link 51 first
In groove 11, such syringe 1 is just mutually fixed with extension, and syringe can be carried out puncturing simultaneously injection of medicine；The structure is simple
It is practical；Simultaneously when carrying out abdominal operation, often need to inject different drugs；It only needs to pull pull rod 52 again at this time, take
Under old syringe 1, new syringe 1 is connected with extension tube 4, pull rod 52 is pulled again, it is recessed that inserted link 51 is reinserted first
In slot 11, syringe 1 new in this way can be fixed again with extension tube 4, and whole operation is very convenient.
As a kind of improved specific embodiment, sliding plate is provided on the part that the pull rod 52 is located in sliding slot 41
521；The first spring 522 is provided on the sliding plate 521, described first spring, 522 one end is fixedly connected with sliding plate 521,
The other end is fixedly connected with 41 inner wall of sliding slot；First spring 522 keeps inserted link 51 to be inserted into the first groove 11.
Through the above technical solutions, user pulls pull rod 52 to move to the direction away from sliding slot 41 when installing syringe 1
Dynamic, sliding plate 521 can also move at this time, so that pressure can be generated to the first spring 522, the first spring 522 is made in pressure
Under, deformation occurs；After syringe 1 and extension tube 4 connect, user stops exerting a force to pull rod 52；Sliding plate 521 is right at this time
There is no pressure effects for first spring 522, and sliding plate 521 is acted on by the elastic force of the first spring 522, will be returned to initial
Position, so that inserted link 51 reinserts in the first groove 11, extension tube 4 is fixed with 1 phase of syringe；It is no longer needed for people in this way
For ground pushing drawing rod 52 again, automatically reset, it is convenient and strength-saving.
As a kind of improved specific embodiment, it is provided on 41 inner wall of sliding slot and is moved for limiting sliding plate 521
Dynamic limit assembly 6；Limiting slot 411 is provided on 41 side wall of sliding slot, the limit assembly 6 is located in limiting slot 411；Institute
Stating limit assembly 6 includes hemisphere 61, cylinder 62 and second spring 63；Described 62 one end of cylinder and the fixed company of hemisphere 61
It connects, the other end is fixedly connected with second spring 63；The second spring 63 is solid away from one end of cylinder 62 and 411 inner wall of limiting slot
Fixed connection；Extend limiting slot 411 in 61 part of hemisphere；The sliding plate 521 is provided with close to the side of hemisphere 61
The second groove 523 being inserted into for hemisphere 61；The second spring 63 keeps hemisphere 61 to offset with 523 inner wall of the second groove
Touching.
Through the above technical solutions, user pulls pull rod 52 to move to the direction away from sliding slot 41 when installing syringe 1
Dynamic, sliding plate 521 can also move at this time；For sliding plate 521 in moving process, sliding plate 521 first can be with 61 phase of hemisphere
Contradict, to generate pressure to hemisphere 61, the direction of one of component of pressure be towards the direction of second spring 63, this
Sample second spring 63 will deformation occurs under force, and hemisphere 61 will be mobile to the direction of close second spring 63,
Sliding plate 521 can continue to move at this time；Due to being provided with the second groove 523, the second groove 523 in 521 side of sliding plate
Cross-sectional area be semicircle, such hemisphere 61 can be under the elastic force effect of second spring 63, in the second groove 523
The direction of wall is mobile, until hemisphere 61 and 523 inner wall of the second groove are inconsistent；At this point, being drawn even if no longer exerting a force to pull rod 52
Bar 52 will not be returned to initial position, be equivalent to played a position-limiting action to pull rod 52 in this way, do not need always to pull rod
52 forces avoid making pull rod 52 return to initial position because 522 elastic force of the first spring acts on, influence the company of syringe 1 Yu extension tube 4
Fixation is connect, it is more convenient laborsaving；After syringe 1 is connect with extension tube 4, only pull rod 52 need to be driven sliding to direction with biggish power
The direction of slot 41 is mobile, and hemisphere 61 is not just inserted into the second groove 523, and final pull rod 52 can also be returned to initial position,
And inserted link 51 can be also reinserted into the first groove 11, extension tube 4 is mutually fixed with 1 the two of syringe, is carried out convenient for injection device
Puncture and inject drug.
As a kind of improved specific embodiment, the pull rod 52 is provided with to pull away from one end of connecting rod 53
The fixed plate 54 of dynamic collet 5, the cross-sectional area of the fixed plate 54 are greater than the cross-sectional area of sliding slot 41；It is set in the fixed plate 54
It is equipped with several salient points 541 for being convenient for increasing friction force.
Through the above technical solutions, when installing syringe 1, it is only necessary to pulling fixed plate 54 just can make collet 5 mobile,
Keep inserted link 51 mobile compared to pulling pull rod 52, it is more convenient；Simultaneously because salient point 541 is provided in fixed plate 54, salient point 541
Can play the role of it is anti-skidding, in this way convenient for user exert a force；After installing syringe 1, it is only necessary to drive fixed plate 54 to close
4 direction of extension tube is mobile, until fixed plate 54 and 4 side wall of extension tube are inconsistent；It is slided since the cross-sectional area of fixed plate 54 is greater than
The cross-sectional area of slot 41, such fixed plate 54 will block 41 notch of sliding slot, prevent sundries from entering in sliding slot 41, influence pull rod
52 is mobile, more practical.
As a kind of improved specific embodiment, first through hole 542, the extension tube are provided in the fixed plate 54
Be provided with blind hole 42 on 4, the first through hole 542 is identical as the pore size of blind hole 42 and inner wall on be equipped with internal screw thread；Institute
State the inserted block 55 being provided in fixed plate 54 for being inserted into first through hole 542 and blind hole 42, be provided on the inserted block 55 with it is interior
The compatible external screw thread of screw thread.
Through the above technical solutions, inserted block 55 is sequentially inserted into first through hole 542 after syringe 1 is fixed with 4 phase of extension tube
In blind hole 42, accordingly even when pulling fixed plate 54, fixed plate 54 can not also move again；It prevents from making fixed plate because of fortuitous event
54 move, so that extension tube 4 is relatively moved with syringe 1, influence piercing and the injection drug of syringe, improve this
Practical stability；When needing replacing syringe 1, it is only necessary to remove inserted block 55, so that it may pull fixed block again, make
Collet 5 moves.
As a kind of improved specific embodiment, one end of extension tube 4 towards the syringe 1 is provided with elastic sealing strip
43, cross recess 431 is provided on the elastic sealing strip 43, and the elastic sealing strip 43 is made of high molecular material.
Through the above technical solutions, when old syringe 1 is removed, when mutually being separated with extension rod；Elastic sealing strip 43 will
Ferrule by extension tube 4 away from 3 one end of syringe needle is lived, and such sundries would not enter in extension tube 4, guarantee patient's
Health, while the elastic sealing strip 43 is made of high molecular material, has very strong antibiotic property, is further ensured that patient's is strong
Health；There is cross recess 431 on elastic sealing strip 43 simultaneously, thus will not influence the connection of extension tube 4 Yu syringe 1, guarantees
Drug injection to tumor surface can be made patient get well early by the injection device.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (7)
1. a kind of novel cavity mirror medicament injection apparatus, it is characterised in that: include syringe (1), piston rod (2), syringe needle (3) and
For extending the extension tube (4) of whole device；The piston rod (2) is socketed in syringe (1)；Described extension tube (4) one end with
Syringe (1) is mutually detachably connected, and the other end is fixedly connected with syringe needle (3)；Dynamic collet is provided on extension tube (4) side wall
(5), the dynamic collet (5) and extension tube (4) sliding connect, and are provided on syringe (1) side wall for moving collet (5) insertion
The first groove (11).
2. a kind of novel cavity mirror medicament injection apparatus according to claim 1, it is characterised in that: the extension tube (4)
On be provided with sliding slot (41), the sliding slot (41) be " L " type, the dynamic collet (5) and sliding slot (41) sliding connect；The dynamic collet
It (5) include for being inserted into the inserted link (51) of the first groove (11), the pull rod (52) convenient for user's pulling, connecting rod (53)；
Described connecting rod (53) one end is fixedly connected with inserted link (51), and the other end is fixedly connected with pull rod (52)；Pull rod (52) back
Extend sliding slot (41) in one end from connecting rod (53).
3. a kind of novel cavity mirror medicament injection apparatus according to claim 2, it is characterised in that: pull rod (52) position
In being provided with sliding plate (521) on the part in sliding slot (41)；The first spring (522), institute are provided on the sliding plate (521)
It states the first spring (522) one end to be fixedly connected with sliding plate (521), the other end is fixedly connected with sliding slot (41)；First bullet
Spring (522) is kept in inserted link (51) insertion the first groove (11).
4. a kind of novel cavity mirror medicament injection apparatus according to claim 3, it is characterised in that: in the sliding slot (41)
It is provided on wall for limiting sliding plate (521) mobile limit assembly (6)；Limiting slot is provided on sliding slot (41) side wall
(411), the limit assembly (6) is located in limiting slot (411)；The limit assembly (6) includes hemisphere (61), cylinder
(62) and second spring (63)；Described cylinder (62) one end is fixedly connected with hemisphere (61), the other end and second spring (63)
It is fixedly connected；The second spring (63) is fixedly connected away from the one end of cylinder (62) with limiting slot (411) inner wall；The hemisphere
Body (61) partially extends limiting slot (411)；The sliding plate (521) is provided with close to the side of hemisphere (61) for hemisphere
The second groove (523) of body (61) insertion；The second spring (63) keeps hemisphere (61) and the second groove (523) inner wall phase
It contradicts.
5. a kind of novel cavity mirror medicament injection apparatus according to claim 4, it is characterised in that: pull rod (52) back
One end from connecting rod (53) is provided with the fixed plate (54) convenient for pulling dynamic collet (5), the cross section of the fixed plate (54)
Product is greater than the cross-sectional area of sliding slot (41)；Several salient points for being convenient for increasing friction force are provided on the fixed plate (54)
(541)。
6. a kind of novel cavity mirror medicament injection apparatus according to claim 5, it is characterised in that: the fixed plate (54)
On be provided with first through hole (542), be provided with blind hole (42) on the extension tube (4), the first through hole (542) and blind hole
(42) pore size is identical and inner wall on be equipped with internal screw thread；It is provided on the fixed plate (54) for being inserted into first through hole
(542) and the inserted block (55) of blind hole (42), external screw thread compatible with internal screw thread is provided on the inserted block (55).
7. a kind of novel cavity mirror medicament injection apparatus according to claim 1, it is characterised in that: the extension tube (4)
One end of syringe (1) is provided with elastic sealing strip (43), is provided with cross recess (431) on the elastic sealing strip (43),
The elastic sealing strip (43) is made of high molecular material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821511355.7U CN209405474U (en) | 2018-09-14 | 2018-09-14 | A kind of novel cavity mirror medicament injection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821511355.7U CN209405474U (en) | 2018-09-14 | 2018-09-14 | A kind of novel cavity mirror medicament injection apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209405474U true CN209405474U (en) | 2019-09-20 |
Family
ID=67930535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821511355.7U Expired - Fee Related CN209405474U (en) | 2018-09-14 | 2018-09-14 | A kind of novel cavity mirror medicament injection apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209405474U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109200446A (en) * | 2018-09-14 | 2019-01-15 | 温州市中心医院 | A kind of novel cavity mirror medicament injection apparatus |
| CN112245768A (en) * | 2020-10-23 | 2021-01-22 | 重庆大学附属肿瘤医院 | Vein puncture catheterization protection device |
| WO2021134641A1 (en) * | 2019-12-30 | 2021-07-08 | 田丽华 | Medical syringe convenient for fixing needle |
-
2018
- 2018-09-14 CN CN201821511355.7U patent/CN209405474U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109200446A (en) * | 2018-09-14 | 2019-01-15 | 温州市中心医院 | A kind of novel cavity mirror medicament injection apparatus |
| CN109200446B (en) * | 2018-09-14 | 2024-05-14 | 温州市中心医院 | Medicine injection device for endoscope |
| WO2021134641A1 (en) * | 2019-12-30 | 2021-07-08 | 田丽华 | Medical syringe convenient for fixing needle |
| CN112245768A (en) * | 2020-10-23 | 2021-01-22 | 重庆大学附属肿瘤医院 | Vein puncture catheterization protection device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190920 |