CN105498076B - Medical delivery device - Google Patents
Medical delivery device Download PDFInfo
- Publication number
- CN105498076B CN105498076B CN201610020153.1A CN201610020153A CN105498076B CN 105498076 B CN105498076 B CN 105498076B CN 201610020153 A CN201610020153 A CN 201610020153A CN 105498076 B CN105498076 B CN 105498076B
- Authority
- CN
- China
- Prior art keywords
- connecting tube
- baffle
- tube
- liquid
- injection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000007788 liquid Substances 0.000 claims abstract description 57
- 230000000694 effects Effects 0.000 claims abstract description 7
- 238000002347 injection Methods 0.000 claims description 17
- 239000007924 injection Substances 0.000 claims description 17
- 239000002775 capsule Substances 0.000 claims description 11
- 239000012530 fluid Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 4
- 239000003814 drug Substances 0.000 description 6
- 239000002699 waste material Substances 0.000 description 6
- 229940079593 drug Drugs 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001225 therapeutic effect Effects 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000857 drug effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229940126701 oral medication Drugs 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000002485 urinary effect Effects 0.000 description 1
- 208000019206 urinary tract infection Diseases 0.000 description 1
Classifications
-
- 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
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
-
- 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
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/04—Liquids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1078—Urinary tract
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/14—Female reproductive, genital organs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/14—Female reproductive, genital organs
- A61M2210/1475—Vagina
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (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
A kind of medical delivery device, the closed fixation of barrel forward end is communicated with connecting tube, the front end external diameter of connecting tube is less than its rear end outer diameter, the outer profile of connecting tube is truncated conical shape, outside connecting tube activity be plugged with its it is closed communicate, fore-aft travel is set with flexible positioning ring outside the flexible injection-tube in rear end, with the injection-tube of connecting tube connected component, positioning ring is annulus shape, the section of positioning ring is ellipse, and injection-tube is connected to connecting tube by the way that positioning ring is closed；Activity is interspersed with connecting rod in connecting tube, the both ends of connecting rod are extend out to outside connecting tube, connecting rod front end is fixedly connected with front limit baffle, the outer diameter of front limit baffle is more than the front port internal diameter of connecting tube, front limit baffle blocks the front port of connecting tube after being contacted with connecting tube, and rod rear end is fixedly connected with rear postive stop baffle, and the outer diameter of rear postive stop baffle is more than the rear port internal diameter of connecting tube, multiple liquid pass holes are offered on postive stop baffle afterwards, sleeve is connected to by liquid pass hole with connecting tube.
Description
Technical field
The present invention relates to a kind of medical instrument more particularly to a kind of medical delivery devices.
Background technology
For various reasons, urinary tract infections, Urinary system inflammation or gynecological disease etc. can occur for some patients, when patient suffers from
After being ill, timely medication is needed to treat, but oral drug need the person to absorb after remake at sufferer, drug cannot go directly trouble
Place, therefore therapeutic effect is relatively slow poor.It, also can be to disease as patient in order to obtain therapeutic effect both fast and sound
Affected part direct drug injection, the method used at present are that directly liquid medicine is sprayed onto at sufferer using common flusher, still,
To avoid cross-infection, flusher that from must carrying out strict sterilization after, more workloads are brought to medical worker, otherwise must incite somebody to action
Flusher abandons, and causes the waste of instrument.Moreover, when being treated using this flusher, internal dirt and waste liquid are easy to
It enters in flusher, to by drug contamination, cause drug not give full play to drug effect, cause to waste.
Invention content
The present invention for deficiency, provide it is a kind of can material saving, avoid waste medical delivery device.
The technical solution that the present invention solves above-mentioned technical problem is as follows：
A kind of medical delivery device, including sleeve, the closed fixation of barrel forward end are communicated with connecting tube, which is characterized in that connection
The front end external diameter of pipe is less than its rear end outer diameter, and the outer profile of connecting tube is truncated conical shape, and connecting tube outside activity is plugged with and it
It is closed communicate, the flexible injection-tube in rear end, be set with tool with fore-aft travel outside the injection-tube of connecting tube connected component
Flexible positioning ring, positioning ring are annulus shape, and the section of positioning ring is ellipse, and injection-tube passes through with connecting tube
The closed connection of positioning ring；Activity is interspersed with connecting rod in connecting tube, and the both ends of connecting rod are extend out to outside connecting tube, and connecting rod front end is solid
Surely it is connected with front limit baffle, the outer diameter of front limit baffle is more than the front port internal diameter of connecting tube, front limit baffle and connecting tube
The front port of connecting tube is blocked after contact, rod rear end is fixedly connected with rear postive stop baffle, and the outer diameter of rear postive stop baffle is more than
The rear port internal diameter of connecting tube offers multiple liquid pass holes on rear postive stop baffle, and sleeve is connected to by liquid pass hole with connecting tube.
According to the medical delivery device, which is characterized in that solid between the front limit baffle and the rear postive stop baffle
Surely the more connecting rods are connected, connecting rod is arranged against the inner wall of the connecting tube.
According to the medical delivery device, which is characterized in that solid between the front limit baffle and the rear postive stop baffle
Fixed connection at least three connecting rods.
According to the medical delivery device, which is characterized in that the syringe front end is closed to be communicated with injection capsule, injects capsule
Side wall on offer multiple injection ports, be connected in turn inside-out on the injection capsule side wall in injection port prevent back liquid baffle,
Prevent back liquid Endovalve and prevent back the outer valve of liquid, prevents back offering fluid hole on liquid baffle, prevent back liquid Endovalve and prevent back liquid baffle
It fits together and blocks outside fluid hole, prevent back the outer valve of liquid and prevent back that liquid Endovalve fits together and blocks anti-
It returns outside the free open-position-side of liquid Endovalve.
According to the medical delivery device, which is characterized in that the fluid hole is opened in the center for preventing back liquid baffle,
Prevent back that two center sides of liquid baffle are recessed inwardly as bell mouth shape, it is described to prevent back that the front projection of liquid Endovalve is more than
1/2 circle, it is described to prevent back that the front projection of the outer valve of liquid is less than 1/2 circle.
According to the medical delivery device, which is characterized in that sliding back and forth airtight connection in the sleeve has piston, piston
It is fixedly connected with push rod, putting back-end is pierced by from the rear port of sleeve and is fixedly connected with integrated push handle.
According to the medical delivery device, which is characterized in that the push rod front end is integrally fixedly connected with outer baffle, outer gear
Plate front side integral is fixedly connected with bar, and bar is passed through from the center of the piston, is threaded on the bar of pistons front sides
Inner baffle ring, piston by outer baffle and inner baffle ring with bar is closed is fixedly linked.
According to the medical delivery device, which is characterized in that the leading flank of the outer baffle is integrally fixedly connected with sealing
Ring, the bar are located among sealing ring, the piston and sealing ring close contact.
According to the medical delivery device, which is characterized in that recess forms pit backward in the middle part of the leading flank of the piston,
Pit is truncated conical shape.
According to the medical delivery device, which is characterized in that the leading flank of the inner baffle ring is integrally fixedly connected with rotation
Projection；It is integrally fixedly connected with anti-decylization outside the sleeve.
The present invention uses modular construction, and the sleeve part for injection may be reused, therefore save instrument
Materials avoid waste.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram of injection port in the present invention；
Fig. 3 is the right side structural representation of Fig. 2;
Fig. 4 is the portions the A enlarged structure schematic diagram of Fig. 1;
Fig. 5 is the assembly elevational schematic view of front limit baffle and connecting rod in the present invention.
In attached drawing：
1, push handle；2, push rod；3, anti-decylization；4, sleeve；5, outer baffle；6, sealing ring；7, bar；8, piston；9, interior gear
Ring；10, projection is rotated；11, connecting tube；12, injection-tube；13, positioning ring；14, capsule is injected；15, injection port；16, fluid hole；
17, prevent back liquid baffle；18, prevent back liquid Endovalve；19, prevent back the outer valve of liquid；20, front limit baffle；21, connecting rod；22, rear limit
Baffle；23, liquid pass hole.
Specific implementation mode
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As shown in Figures 1 to 5, a kind of medical delivery device, including sleeve 4, the closed fixation in 4 front end of sleeve are communicated with connecting tube
11, the front end external diameter of connecting tube 11 is less than its rear end outer diameter, and the outer profile of connecting tube 11 is truncated conical shape, and 11 outside of connecting tube is living
Dynamic be plugged with closed communicates, outside the flexible injection-tube 12 in rear end, with the injection-tube 12 of 11 connected component of connecting tube with its
Flexible positioning ring 13 is movably installed with after in front, positioning ring 13 is annulus shape, and the section of positioning ring 13 is
Ellipse, injection-tube 12 are connected to connecting tube 11 by the way that positioning ring 13 is closed；Activity is interspersed with connecting rod 21 in connecting tube 11, even
The both ends of bar 21 are extend out to outside connecting tube 11, and 21 front end of connecting rod is fixedly connected with front limit baffle 20, front limit baffle 20
Outer diameter is more than the front port internal diameter of connecting tube 11, and front limit baffle 20 seals the front port of connecting tube 11 after being contacted with connecting tube 11
Stifled, 21 rear end of connecting rod is fixedly connected with rear postive stop baffle 22, and the outer diameter of rear postive stop baffle 22 is more than in the rear port of connecting tube 11
Diameter offers multiple liquid pass holes 23 on rear postive stop baffle 22, and sleeve 4 is connected to by liquid pass hole 23 with connecting tube 11.
In the present embodiment, the more companies are fixedly connected between the front limit baffle 20 and the rear postive stop baffle 22
Bar 21, connecting rod 21 are arranged against the inner wall of the connecting tube 11.Between the front limit baffle 20 and the rear postive stop baffle 22
It is fixedly connected at least three connecting rods 21.
When injecting treatment, piston 8 travels forward, and liquid enters connecting tube 11 by liquid pass hole 23, and pushes front limit
Baffle 20 travels forward, and then liquid enters injection-tube 12, is treated from the injection outflow of capsule 14 to patient.It is completed when injecting
Afterwards, piston 8 is pulled back slightly, the liquid in injection-tube 12 flows backward, while front limit baffle 20 being pushed to move backward, from
And by the front port of connecting tube 11 block, positioning ring 13 can be turned over forward at this time it is de-, by injection-tube 12 and injection capsule 14 remove,
Since sleeve part is not contaminated, it need not sterilize, may be reused, therefore avoid waste.
In the present embodiment, 12 front end of the injection-tube is closed is communicated with injection capsule 14, injects and is opened up on the side wall of capsule 14
There are multiple injection ports 15, is connected in turn inside-out on 14 side wall of injection capsule in injection port 15 and prevents back liquid baffle 17, prevent back
Liquid Endovalve 18 and prevent back liquid valve 19 outside, prevent back offering fluid hole 16 on liquid baffle 17, prevent back liquid Endovalve 18 and preventing back
Liquid baffle 17 fits together and blocks in 16 outside of fluid hole, prevents back that valve 19 is fitted in liquid Endovalve 18 is prevented back outside liquid
Together and block outside the free open-position-side for preventing back liquid Endovalve 18.
The fluid hole 16 is opened in the center for preventing back liquid baffle 17, prevents back that two center sides of liquid baffle 17 are equal
Being recessed inwardly becomes bell mouth shape, and the front projection for preventing back liquid Endovalve 18 is more than 1/2 circle, described to prevent back valve 19 outside liquid
Front projection be less than 1/2 circle.
Airtight connection is slid back and forth in the sleeve 4 piston 8, and piston 8 is fixedly connected with push rod 2, and 2 rear end of push rod is from set
The rear port of cylinder 4 is pierced by and is fixedly connected with integrated push handle 1.
2 front end of the push rod is integrally fixedly connected with outer baffle 5, and 5 front side integral of outer baffle is fixedly connected with bar 7, wears
Bar 7 is passed through from the center of the piston 8, is threaded with inner baffle ring 9 on the bar 7 of 8 front side of piston, piston 8 passes through outer baffle 5
With inner baffle ring 9 with bar 7 is closed is fixedly linked.
The leading flank of the outer baffle 5 is integrally fixedly connected with sealing ring 6, and the bar 7 is located among sealing ring 6, institute
State piston 8 and 6 close contact of sealing ring.
Recess forms pit backward in the middle part of the leading flank of the piston 8, and pit is truncated conical shape.
The leading flank of the inner baffle ring 9 is integrally fixedly connected with rotation projection 10；4 outside of the sleeve is integrally fixedly connected
There is anti-decylization 3.
Claims (9)
1. a kind of medical delivery device, including sleeve（4）, sleeve（4）The closed fixation in front end is communicated with connecting tube（11）, feature exists
In connecting tube（11）Front end external diameter be less than its rear end outer diameter, connecting tube（11）Outer profile be truncated conical shape, connecting tube（11）
Outside activity be plugged with its it is closed communicate, the flexible injection-tube in rear end（12）, with connecting tube（11）Connected component
Injection-tube（12）Outside fore-aft travel is set with flexible positioning ring（13）, positioning ring（13）It is fixed for annulus shape
Position lantern ring（13）Section be ellipse, injection-tube（12）With connecting tube（11）Pass through positioning ring（13）Closed connection；Connection
Pipe（11）Interior activity is interspersed with connecting rod（21）, connecting rod（21）Both ends extend out to connecting tube（11）Outside, connecting rod（21）Front end is solid
Surely it is connected with front limit baffle（20）, front limit baffle（20）Outer diameter be more than connecting tube（11）Front port internal diameter, front limit
Baffle（20）With connecting tube（11）By connecting tube after contact（11）Front port block, connecting rod（21）Rear end limits after being fixedly connected with
Position baffle（22）, rear postive stop baffle（22）Outer diameter be more than connecting tube（11）Rear port internal diameter, rear postive stop baffle（22）On open
Equipped with multiple liquid pass holes（23）, liquid pass hole（23）By sleeve（4）With connecting tube（11）Connection；The front limit baffle（20）With institute
State rear postive stop baffle（22）Between be fixedly connected with the more connecting rods（21）, connecting rod（21）Against the connecting tube（11）Inner wall
Setting.
2. medical delivery device according to claim 1, which is characterized in that the front limit baffle（20）With the rear limit
Baffle（22）Between be fixedly connected at least three connecting rods（21）.
3. medical delivery device according to claim 2, which is characterized in that the injection-tube（12）Front end is closed to be communicated with note
Dart sac（14）, inject capsule（14）Side wall on offer multiple injection ports（15）, injection port（15）Interior injection capsule（14）Side wall
On be connected in turn prevent back liquid baffle inside-out（17）, prevent back liquid Endovalve（18）With prevent back valve outside liquid（19）, prevent back liquid
Baffle（17）On offer fluid hole（16）, prevent back liquid Endovalve（18）With prevent back liquid baffle（17）It fits together and blocks
In fluid hole（16）The outer valve of liquid is prevented back in outside（19）With prevent back liquid Endovalve（18）It fits together and blocks and preventing back liquid
Endovalve（18）Free open-position-side outside.
4. medical delivery device according to claim 3, which is characterized in that the fluid hole（16）It is opened in and described prevents back liquid
Baffle（17）Center, prevent back liquid baffle（17）Two center sides be recessed inwardly as bell mouth shape, it is described to prevent back liquid
Endovalve（18）Front projection be more than 1/2 circle, it is described back prevent liquid outside valve（19）Front projection be less than 1/2 circle.
5. medical delivery device according to claim 4, which is characterized in that the sleeve（4）Inside slide back and forth airtight connection
There is piston（8）, piston（8）It is fixedly connected with push rod（2）, push rod（2）Rear end is from sleeve（4）Rear port be pierced by and the company of fixation
It is connected to integrated push handle（1）.
6. medical delivery device according to claim 5, which is characterized in that the push rod（2）Front end is integrally fixedly connected with
Outer baffle（5）, outer baffle（5）Front side integral is fixedly connected with bar（7）, bar（7）From the piston（8）Center pass through,
Piston（8）The bar of front side（7）On be threaded with inner baffle ring（9）, piston（8）Pass through outer baffle（5）And inner baffle ring（9）With wear
Bar（7）It is closed to be fixedly linked.
7. medical delivery device according to claim 6, which is characterized in that the outer baffle（5）Leading flank it is integrally fixed
It is connected with sealing ring（6）, the bar（7）Positioned at sealing ring（6）Centre, the piston（8）With sealing ring（6）Close contact.
8. medical delivery device according to claim 7, which is characterized in that the piston（8）Leading flank in the middle part of it is recessed backward
It falls into and forms pit, pit is truncated conical shape.
9. medical delivery device according to claim 8, which is characterized in that the inner baffle ring（9）Leading flank it is integrally fixed
It is connected with rotation projection（10）；The sleeve（4）Outside is integrally fixedly connected with anti-decylization（3）.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610020153.1A CN105498076B (en) | 2016-01-13 | 2016-01-13 | Medical delivery device |
| CN201810831788.9A CN108837290B (en) | 2016-01-13 | 2016-01-13 | Medicine feeder for gynecological diseases |
| CN201810831790.6A CN108837291B (en) | 2016-01-13 | 2016-01-13 | Medicine feeder for women |
| CN201810831750.1A CN109107032B (en) | 2016-01-13 | 2016-01-13 | Drug administration device for urinary system inflammation |
| CN201810833333.0A CN109157733B (en) | 2016-01-13 | 2016-01-13 | Administration device for urinary tract infection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610020153.1A CN105498076B (en) | 2016-01-13 | 2016-01-13 | Medical delivery device |
Related Child Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810831750.1A Division CN109107032B (en) | 2016-01-13 | 2016-01-13 | Drug administration device for urinary system inflammation |
| CN201810833333.0A Division CN109157733B (en) | 2016-01-13 | 2016-01-13 | Administration device for urinary tract infection |
| CN201810831790.6A Division CN108837291B (en) | 2016-01-13 | 2016-01-13 | Medicine feeder for women |
| CN201810831788.9A Division CN108837290B (en) | 2016-01-13 | 2016-01-13 | Medicine feeder for gynecological diseases |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105498076A CN105498076A (en) | 2016-04-20 |
| CN105498076B true CN105498076B (en) | 2018-11-02 |
Family
ID=55706617
Family Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610020153.1A Active CN105498076B (en) | 2016-01-13 | 2016-01-13 | Medical delivery device |
| CN201810831750.1A Expired - Fee Related CN109107032B (en) | 2016-01-13 | 2016-01-13 | Drug administration device for urinary system inflammation |
| CN201810831788.9A Expired - Fee Related CN108837290B (en) | 2016-01-13 | 2016-01-13 | Medicine feeder for gynecological diseases |
| CN201810833333.0A Active CN109157733B (en) | 2016-01-13 | 2016-01-13 | Administration device for urinary tract infection |
| CN201810831790.6A Expired - Fee Related CN108837291B (en) | 2016-01-13 | 2016-01-13 | Medicine feeder for women |
Family Applications After (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810831750.1A Expired - Fee Related CN109107032B (en) | 2016-01-13 | 2016-01-13 | Drug administration device for urinary system inflammation |
| CN201810831788.9A Expired - Fee Related CN108837290B (en) | 2016-01-13 | 2016-01-13 | Medicine feeder for gynecological diseases |
| CN201810833333.0A Active CN109157733B (en) | 2016-01-13 | 2016-01-13 | Administration device for urinary tract infection |
| CN201810831790.6A Expired - Fee Related CN108837291B (en) | 2016-01-13 | 2016-01-13 | Medicine feeder for women |
Country Status (1)
| Country | Link |
|---|---|
| CN (5) | CN105498076B (en) |
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| CN204840478U (en) * | 2015-07-30 | 2015-12-09 | 中国人民解放军第三军医大学第三附属医院 | Can prevent transfusion system of blood refluence |
-
2016
- 2016-01-13 CN CN201610020153.1A patent/CN105498076B/en active Active
- 2016-01-13 CN CN201810831750.1A patent/CN109107032B/en not_active Expired - Fee Related
- 2016-01-13 CN CN201810831788.9A patent/CN108837290B/en not_active Expired - Fee Related
- 2016-01-13 CN CN201810833333.0A patent/CN109157733B/en active Active
- 2016-01-13 CN CN201810831790.6A patent/CN108837291B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US5163921A (en) * | 1990-10-04 | 1992-11-17 | Feiring Andrew J | Valved perfusion cardiovascular catheters |
| CN201564864U (en) * | 2009-12-24 | 2010-09-01 | 郭立新 | Disposable enemator |
| CN201783073U (en) * | 2010-08-31 | 2011-04-06 | 黄宪霞 | Gynecological applicator |
| CN203315477U (en) * | 2013-07-13 | 2013-12-04 | 于惠 | Drug spraying device used for internal medicine |
| CN203694380U (en) * | 2014-02-14 | 2014-07-09 | 崔春红 | Drug administration device for pediatric anorectal surgical department |
| CN204261129U (en) * | 2014-11-14 | 2015-04-15 | 由渠力 | Non-return infusion set |
| CN204890926U (en) * | 2015-07-22 | 2015-12-23 | 徐进 | Multi -functional chamber way ware of dosing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109157733B (en) | 2021-02-19 |
| CN105498076A (en) | 2016-04-20 |
| CN108837290B (en) | 2021-01-22 |
| CN109157733A (en) | 2019-01-08 |
| CN108837291A (en) | 2018-11-20 |
| CN108837291B (en) | 2021-01-26 |
| CN109107032B (en) | 2021-02-19 |
| CN109107032A (en) | 2019-01-01 |
| CN108837290A (en) | 2018-11-20 |
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