CN112704639A - Ampoule extrusion formula medicine dispenser - Google Patents
Ampoule extrusion formula medicine dispenser Download PDFInfo
- Publication number
- CN112704639A CN112704639A CN202011627710.9A CN202011627710A CN112704639A CN 112704639 A CN112704639 A CN 112704639A CN 202011627710 A CN202011627710 A CN 202011627710A CN 112704639 A CN112704639 A CN 112704639A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- fixed cylinder
- sliding
- sliding sleeve
- fixing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000003814 drug Substances 0.000 title claims abstract description 39
- 239000003708 ampul Substances 0.000 title claims abstract description 25
- 238000001125 extrusion Methods 0.000 title claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 46
- 238000002347 injection Methods 0.000 claims abstract description 7
- 239000007924 injection Substances 0.000 claims abstract description 7
- 230000006835 compression Effects 0.000 claims description 28
- 238000007906 compression Methods 0.000 claims description 28
- 238000007789 sealing Methods 0.000 claims description 7
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 1
- 235000017491 Bambusa tulda Nutrition 0.000 claims 1
- 241001330002 Bambuseae Species 0.000 claims 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 1
- 239000011425 bamboo Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 9
- 229940079593 drug Drugs 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000002246 antineoplastic agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229940044683 chemotherapy drug Drugs 0.000 description 1
- 231100000433 cytotoxic Toxicity 0.000 description 1
- 230000001472 cytotoxic effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000006996 mental state Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2003—Accessories used in combination with means for transfer or mixing of fluids, e.g. for activating fluid flow, separating fluids, filtering fluid or venting
- A61J1/2048—Connecting means
- A61J1/2051—Connecting means having tap means, e.g. tap means activated by sliding
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/05—Containers specially adapted for medical or pharmaceutical purposes for collecting, storing or administering blood, plasma or medical fluids ; Infusion or perfusion containers
- A61J1/06—Ampoules or carpules
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2003—Accessories used in combination with means for transfer or mixing of fluids, e.g. for activating fluid flow, separating fluids, filtering fluid or venting
- A61J1/2068—Venting means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/22—Arrangements for transferring or mixing fluids, e.g. from vial to syringe with means for metering the amount of fluid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
Abstract
The invention belongs to the technical field of medical instruments, and particularly relates to an ampoule extrusion type medicine dispenser which comprises a fixed cylinder, wherein a sliding sleeve is connected in the fixed cylinder in a sliding manner, and the other end of the fixed cylinder is fixedly connected with an injection port 10; the sliding sleeve is internally and slidably connected with a sliding rod, the end part of the sliding rod is fixedly connected with a pressing plate, and the sliding sleeve is connected with a limiting mechanism matched with the sliding rod; go back the fixedly connected with supporting seat on the solid fixed cylinder, fixedly connected with connecting pipe on the supporting seat, the one end and the solid fixed cylinder fixed connection of connecting pipe, the other end fixed connection elastic airbag of solid fixed cylinder still is equipped with check valve mechanism and locking mechanism on the connecting pipe, effectual solved can not accurate control that ampoule dispensing machine exists among the prior art and dispense the dose, operating strength is big, easily take place to pollute and dangerous problem.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to an ampoule extrusion type medicine dispenser.
Background
The existing ampoule medicine dispensing mode is to use an injector and other simple forms to dispense medicines manually, and in the medicine dispensing process, continuous preparation cannot be carried out, so that the efficiency is low and the labor intensity is high; when the common needle is used, glass particles generated by opening the ampoule are easy to enter liquid medicine, and the possible life-long injury of patients is inevitable; when cytotoxic drugs, chemotherapeutic drugs, easily-sensitized drugs, high-activity drugs and the like are prepared, the drugs are easy to spill and volatilize, long-term damage is caused to dispensing personnel, and irreversible consequences can be brought; moreover, as the needle head is exposed in a non-sterile environment, microorganisms can pollute the needle head, and the polluted microorganisms can cause secondary pollution of the infusion microorganisms along with multiple times of puncture; manual operation is easily influenced by mental state and dispensing speed requirements of operators, and in conclusion, the ampoule dispenser in the prior art has the problems that the dispensing amount cannot be accurately controlled, the operation strength is high, and pollution and danger are easily caused, so that an ampoule extrusion type dispenser is urgently needed.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides an ampoule extrusion type medicine dispenser, which effectively solves the problems that the ampoule medicine dispenser in the prior art cannot accurately control the medicine dispensing amount, has high operation strength and is easy to cause pollution and danger.
In order to achieve the purpose, the invention adopts the following technical scheme:
an ampoule extrusion type medicine dispenser comprises a fixed cylinder, wherein a sliding sleeve is connected in the fixed cylinder in a sliding mode, and the other end of the fixed cylinder is fixedly connected with an injection port; the sliding sleeve is internally and slidably connected with a sliding rod, the end part of the sliding rod is fixedly connected with a pressing plate, and the sliding sleeve is connected with a limiting mechanism matched with the sliding rod; the fixing cylinder is further fixedly connected with a supporting seat, a connecting pipe is fixedly connected to the supporting seat, one end of the connecting pipe is fixedly connected with the fixing cylinder, the other end of the fixing cylinder is fixedly connected with an elastic air bag, and a one-way valve mechanism and a locking mechanism are further arranged on the connecting pipe.
Furthermore, the limiting mechanism comprises a fixed frame fixedly connected with the sliding sleeve, a lifting rod is connected onto the fixed frame in a sliding manner, a wedge block is fixedly connected to one end of the lifting rod, a chute is arranged on the sliding rod, and the chute is matched with the wedge block; still fixedly connected with first compression spring on the voussoir, the other end and the slide bar fixed connection of first compression spring are equipped with first compression spring matched with deep hole on the slide bar.
Furthermore, a fixing ring is fixedly connected to the fixing frame, a rotating knob is connected in the fixing ring in a rotating mode and matched with the lifting rod, and second external threads are arranged on the lifting rod.
Furthermore, the check valve mechanism comprises a second vertical pipe fixedly connected with the connecting pipe, a fixing plate is fixedly connected in the second vertical pipe, a connecting rod is connected on the fixing plate in a sliding manner, one end of the connecting rod is fixedly connected with a closing plate, and the closing plate is positioned on the outer side of the fixing plate; the other end of the connecting rod is fixedly connected with a limiting plate, a second compression spring is fixedly connected to the limiting plate, and the other end of the second compression spring is fixedly connected with the fixing plate; the fixing plate is provided with a through hole, and the closing plate is matched with the fixing plate.
Furthermore, the locking mechanism comprises a first vertical pipe fixedly connected with the connecting rod, a fixing ring is fixedly connected in the first vertical pipe, a connecting column is slidably connected on the fixing ring, one end of the connecting column is fixedly connected with a sealing column, and the sealing column is matched with the connecting pipe; the closed column is fixedly connected with a third compression spring, and the other end of the third compression spring is fixedly connected with the fixed ring; the other end of the connecting column is fixedly connected with a handle.
Furthermore, the fixed cylinder is further rotatably connected with an adjusting knob matched with the sliding sleeve, the sliding sleeve is provided with a first external thread, and the adjusting knob is in threaded connection with the sliding sleeve.
Further, the volume of the air bag is equal to the maximum volume of the fixed cylinder.
Furthermore, the fixed cylinder is provided with scale marks.
The invention achieves the following beneficial effects:
the invention has novel structure, ingenious conception and convenient operation, and the matching arrangement of the sliding sleeve and the sliding rod ensures that the volume in the fixed cylinder can be adjusted according to the dosage requirement of the dosage when the medicine dispensing device is used, the accuracy of the dosage in the dosage process is ensured, the dosage does not need to be paid attention to many times, and the operation intensity of medical personnel is reduced; through the arrangement of the sliding sleeve, the dosage of the medicine capable of being dispensed in the use process of the medicine dispensing device is ensured to need to roughly adjust the volume of the fixed cylinder; through the arrangement of the sliding rod, the volume of the fixed cylinder can be accurately adjusted according to the dosage requirement of the dispensed medicine when the medicine dispensing device is used; through the arrangement of the limiting mechanism, the displacement of the sliding rod can be accurately controlled when the sliding rod is used; through the matching arrangement of the one-way valve mechanism and the one-way valve mechanism, the invention can ensure that air can be pushed out only through the one-way valve when in use, and ensure the accuracy of the dispensing process.
Drawings
FIG. 1 is an isometric view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the sliding sleeve of the present invention;
FIG. 3 is an isometric view of a stop mechanism of the present invention;
FIG. 4 is a cross-sectional view of a connector tube of the present invention;
FIG. 5 is an isometric view of the one-way valve mechanism of the present invention;
FIG. 6 is an isometric view of the locking mechanism of the present invention;
in the figure: 1. a fixed cylinder; 2. a slide bar; 3. a limiting mechanism; 4. a sliding sleeve; 5. adjusting a knob; 6. a connecting pipe; 7. scale lines; 8. a supporting seat; 9. an elastic air bag; 10. an injection port; 11. a first external thread; 12. a chute; 13. a first compression spring; 14. a wedge block; 15. a stationary ring; 16. a lifting rod; 17. a second external thread; 18. rotating the knob; 19. a locking mechanism; 20. a one-way valve mechanism; 21. a limiting plate; 22. a connecting rod; 23. a second compression spring; 24. a through hole; 25. a fixing plate; 26. a closing plate; 27. a handle; 28. connecting columns; 29. a fixing ring; 30. a third compression spring; 31. the column was closed.
Detailed Description
To facilitate an understanding of the present invention by those skilled in the art, specific embodiments thereof are described below with reference to the accompanying drawings.
As shown in fig. 1 and 4, an ampoule squeezing type medicine dispenser comprises a fixed cylinder 1, wherein a sliding sleeve 4 is connected in the fixed cylinder 1 in a sliding manner, an injection port 10 is fixedly connected at the other end of the fixed cylinder 1, an adjusting knob 5 matched with the sliding sleeve 4 is further connected on the fixed cylinder 1 in a rotating manner, a first external thread 11 is arranged on the sliding sleeve 4, and the adjusting knob 5 is in threaded connection with the sliding sleeve 4; the sliding sleeve 4 is connected with a sliding rod 2 in a sliding mode, the end portion of the sliding rod 2 is fixedly connected with a pressing plate, and the sliding sleeve 4 is connected with a limiting mechanism 3 matched with the sliding rod 2; the fixing cylinder 1 is further fixedly connected with a supporting seat 8, the supporting seat 8 is fixedly connected with a connecting pipe 6, one end of the connecting pipe 6 is fixedly connected with the fixing cylinder 1, the other end of the fixing cylinder 1 is fixedly connected with an elastic air bag 9, and the connecting pipe 6 is further provided with a one-way valve mechanism 20 and a locking mechanism 19.
When the medical device is used, medical staff firstly adjust the position of the sliding sleeve 4 in the fixed cylinder 1 according to the dosage requirement of dispensing, then adjust the position of the sliding rod 2 in the sliding sleeve 4 by using the limiting mechanism 3, after the adjustment is finished, one hand holds the fixed cylinder 1, the other hand extrudes the elastic air bag 9, the gas in the elastic air bag 9 enters the connecting pipe 6, the gas is discharged from the one-way valve mechanism 20 through the connecting pipe 6, and the one-way valve mechanism 20 ensures that the gas in the elastic air bag 9 cannot enter the fixed cylinder 1; then the fixed cylinder 1 is held, the locking mechanism 19 is controlled, the injection port 10 is inserted into the ampoule bottle, the elastic air bag 9 is released from extrusion, the elastic air bag 9 is recovered, liquid medicine in the ampoule bottle enters the fixed cylinder 1 under the action of negative pressure, and finally the liquid medicine in the fixed cylinder 1 is discharged by using the sliding sleeve 4 and the sliding rod 2; through the matching arrangement of the sliding sleeve 4 and the sliding rod 2, the volume in the fixed cylinder 1 can be adjusted according to the dosage requirement of the dosage when the medicine dispensing device is used, the accuracy of the dosage in the dosage process is ensured, the dosage does not need to be paid attention to many times, and the operation intensity of medical personnel is reduced; through the arrangement of the sliding sleeve 4, the dosage which can be dispensed in the use process of the invention is ensured to need to roughly adjust the volume of the fixed cylinder 1; through the arrangement of the sliding rod 2, the volume of the fixed cylinder 1 can be accurately adjusted according to the dosage requirement of the dispensed medicine when the medicine dispensing device is used; by arranging the limiting mechanism 3, the invention can accurately control the displacement of the sliding rod 2 when in use; through the matching arrangement of the one-way valve mechanism 20 and the one-way valve mechanism 20, the invention can only push out air through the one-way valve when in use, and the accuracy of the dispensing process is ensured.
As shown in fig. 2 and 3, the limiting mechanism 3 includes a fixing frame fixedly connected to the sliding sleeve 4, a lifting rod 16 is slidably connected to the fixing frame, a wedge block 14 is fixedly connected to one end of the lifting rod 16, a chute 12 is disposed on the sliding rod 2, and the chute 12 is matched with the wedge block 14; the wedge block 14 is also fixedly connected with a first compression spring 13, the other end of the first compression spring 13 is fixedly connected with the sliding rod 2, and the sliding rod 2 is provided with a deep hole matched with the first compression spring 13; the fixing frame is fixedly connected with a fixing ring 15, a rotating knob 18 is rotatably connected in the fixing ring 15, the rotating knob 18 is matched with the lifting rod 16, and a second external thread 17 is arranged on the lifting rod 16.
When the invention is used, the medical staff adjusts the position of the sliding rod 2 in the sliding sleeve 4 according to the dosage requirement of the dosage: the rotation knob 18 is controlled to rotate, the rotation knob 18 drives the lifting rod 16 to lift through threaded connection, and the lifting rod 16 drives the wedge block 14 to lift; when the wedge block 14 is pressed downwards, the wedge block 14 drives the sliding rod 2 to slide outwards in the sliding sleeve 4, and when the wedge block 14 slides upwards, the sliding rod 2 slides inwards in the sliding sleeve 4 under the cooperation of the first compression spring 13 and the wedge block 14; the arrangement of the limiting mechanism 3 ensures that the displacement of the sliding rod 2 can be accurately controlled when the device is used.
As shown in fig. 4 and 5, the check valve mechanism 20 includes a second vertical pipe fixedly connected to the connecting pipe 6, a fixing plate 25 is fixedly connected to the second vertical pipe, a connecting rod 22 is slidably connected to the fixing plate 25, one end of the connecting rod 22 is fixedly connected to a closing plate 26, and the closing plate 26 is located outside the fixing plate 25; the other end of the connecting rod 22 is fixedly connected with a limiting plate 21, a second compression spring 23 is fixedly connected to the limiting plate 21, and the other end of the second compression spring 23 is fixedly connected with a fixing plate 25; the fixing plate 25 is provided with a through hole 24, and the closing plate 26 is matched with the fixing plate 25.
When the gas-tight type gas bag is used, when the gas is discharged out of the connecting pipe 6, the gas extrudes the closing plate 26 and drives the closing plate 26 to slide, the closing plate 26 drives the limiting plate 21 to slide through the connecting rod 22, the closing plate 26 is separated from the fixing plate 25, the gas is discharged through the through hole 24 in the fixing plate 25, when the elastic gas bag 9 is restored to the original state, the gas enters the elastic gas bag 9, the limiting plate 21 drives the closing plate 26 to slide through the connecting rod 22 under the action of the second compression spring 23, the closing plate 26 is tightly attached to the fixing plate 25, and the fact that external air cannot enter from the second vertical pipe is; through the matching arrangement of the one-way valve mechanism 20 and the one-way valve mechanism 20, the invention can only push out air through the one-way valve when in use, and the accuracy of the dispensing process is ensured.
As shown in fig. 4 and 6, the locking mechanism 19 includes a first vertical tube fixedly connected to the connecting rod 22, a fixing ring 29 is fixedly connected to the inside of the first vertical tube, a connecting post 28 is slidably connected to the fixing ring 29, a sealing post 31 is fixedly connected to one end of the connecting post 28, and the sealing post 31 is engaged with the connecting tube 6; a third compression spring 30 is fixedly connected to the closed column 31, and the other end of the third compression spring 30 is fixedly connected with the fixed ring 29; the other end of the connecting column 28 is fixedly connected with a handle 27.
When the gas-liquid separation device is used, when the elastic air bag 9 exhausts, the sealing column 31 is matched with the connecting pipe 6 under the action of the third elastic spring to seal the connecting pipe 6, so that the gas in the elastic air bag 9 cannot enter the fixed cylinder 1; when the elastic air bag 9 extracts liquid medicine by using negative pressure, the handle 27 is used for controlling the connecting column 28 to slide along the fixing ring 29, the connecting column 28 drives the limiting column to slide, the gas in the fixing cylinder 1 enters the elastic air bag 9, and the liquid medicine enters the fixing cylinder 1; the locking mechanism 19 is arranged to ensure that the gas in the fixed cylinder 1 can enter the elastic air bag 9 and the gas in the elastic air bag 9 can not enter the fixed cylinder 1 when the air bag type.
As shown in fig. 1, the volume of the balloon is equal to the maximum volume of the fixed cylinder 1; and the fixed cylinder 1 is provided with scale marks 7.
When the medicine dispensing device is used, the volume of the elastic air bag 9 is equal to the maximum volume of the fixed cylinder 1, so that the medicine dispensing device can fully utilize the volume of the fixed cylinder 1 to dispense medicine; the arrangement of the scale marks 7 ensures that the scale marks 7 can be observed to adjust the sliding sleeve 4 and the sliding rod 2 when the sliding rod is used.
The working process of the invention is as follows:
when the invention is used, medical staff firstly adjusts the position of the sliding sleeve 4 in the fixed cylinder 1 according to the dosage requirement of the dosage, and then adjusts the position of the sliding rod 2 in the sliding sleeve 4 by using the limiting mechanism 3: the rotation knob 18 is controlled to rotate, the rotation knob 18 drives the lifting rod 16 to lift through threaded connection, and the lifting rod 16 drives the wedge block 14 to lift; when the wedge block 14 is pressed downwards, the wedge block 14 drives the sliding rod 2 to slide outwards in the sliding sleeve 4, and when the wedge block 14 slides upwards, the sliding rod 2 slides inwards in the sliding sleeve 4 under the cooperation of the first compression spring 13 and the wedge block 14;
after the regulation is accomplished, a hand holds solid fixed cylinder 1, and another hand extrudees elasticity gasbag 9, and the gaseous connecting pipe 6 that gets into in the elasticity gasbag 9, locking mechanism 19 guarantee that gaseous can not get into solid fixed cylinder 1 in, gaseous through the second standpipe from the discharge of check valve mechanism 20: the gas extrudes the closing plate 26 and drives the closing plate 26 to slide, the closing plate 26 drives the limiting plate 21 to slide through the connecting rod 22, the closing plate 26 is separated from the fixed plate 25, the gas is discharged through the through hole 24 on the fixed plate 25, and the one-way valve mechanism 20 ensures that the gas in the elastic airbag 9 cannot enter the fixed cylinder 1;
then the fixed cylinder 1 is held, the injection port 10 is inserted into the ampoule bottle, the compression of the elastic air bag 9 is released, and the locking mechanism 19 is controlled: the handle 27 is used for controlling the connecting column 28 to slide along the fixing ring 29, the connecting column 28 drives the limiting column to slide, the gas in the fixing cylinder 1 enters the elastic air bag 9, and the liquid medicine enters the fixing cylinder 1; the elastic air bag 9 is recovered, under the action of negative pressure, the liquid medicine in the ampoule bottle enters the fixed cylinder 1, and finally the liquid medicine in the fixed cylinder 1 is discharged by using the sliding sleeve 4 and the sliding rod 2.
When the medicine dispensing device is used, the volume of the elastic air bag 9 is equal to the maximum volume of the fixed cylinder 1, so that the medicine dispensing device can fully utilize the volume of the fixed cylinder 1 to dispense medicine; the arrangement of the scale marks 7 ensures that the scale marks 7 can be observed to adjust the sliding sleeve 4 and the sliding rod 2 when the sliding rod is used.
The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (8)
1. The utility model provides an ampoule extrusion formula medicine dispenser, includes a fixed section of thick bamboo (1), its characterized in that: the fixed cylinder (1) is connected with a sliding sleeve (4) in a sliding manner, and the other end of the fixed cylinder (1) is fixedly connected with an injection port (10); the sliding sleeve (4) is connected with a sliding rod (2) in a sliding mode, the end part of the sliding rod (2) is fixedly connected with a pressing plate, and the sliding sleeve (4) is connected with a limiting mechanism (3) matched with the sliding rod (2); the fixing device is characterized in that a supporting seat (8) is fixedly connected to the fixing barrel (1), a connecting pipe (6) is fixedly connected to the supporting seat (8), one end of the connecting pipe (6) is fixedly connected with the fixing barrel (1), an elastic air bag (9) is fixedly connected to the other end of the fixing barrel (1), and a check valve mechanism (20) and a locking mechanism (19) are further arranged on the connecting pipe (6).
2. The ampoule dispenser of claim 1, wherein: the limiting mechanism (3) comprises a fixed frame fixedly connected with the sliding sleeve (4), a lifting rod (16) is connected onto the fixed frame in a sliding mode, a wedge block (14) is fixedly connected to one end of the lifting rod (16), a chute (12) is arranged on the sliding rod (2), and the chute (12) is matched with the wedge block (14); still fixedly connected with first compression spring (13) on voussoir (14), the other end and slide bar (2) fixed connection of first compression spring (13), be equipped with first compression spring (13) matched with deep hole on slide bar (2).
3. The ampoule dispenser of claim 2, wherein: the fixing frame is fixedly connected with a fixing ring (15), the fixing ring (15) is rotatably connected with a rotating knob (18), the rotating knob (18) is matched with the lifting rod (16), and a second external thread (17) is arranged on the lifting rod (16).
4. The ampoule dispenser of claim 1, wherein: the check valve mechanism (20) comprises a second vertical pipe fixedly connected with the connecting pipe (6), a fixing plate (25) is fixedly connected in the second vertical pipe, a connecting rod (22) is connected onto the fixing plate (25) in a sliding mode, one end of the connecting rod (22) is fixedly connected with a closing plate (26), and the closing plate (26) is located on the outer side of the fixing plate (25); the other end of the connecting rod (22) is fixedly connected with a limiting plate (21), a second compression spring (23) is fixedly connected to the limiting plate (21), and the other end of the second compression spring (23) is fixedly connected with a fixing plate (25); the fixing plate (25) is provided with a through hole (24), and the closing plate (26) is matched with the fixing plate (25).
5. The ampoule dispenser of claim 1, wherein: the locking mechanism (19) comprises a first vertical pipe fixedly connected with the connecting rod (22), a fixing ring (29) is fixedly connected in the first vertical pipe, a connecting column (28) is connected onto the fixing ring (29) in a sliding mode, one end of the connecting column (28) is fixedly connected with a sealing column (31), and the sealing column (31) is matched with the connecting pipe (6); the closed column (31) is fixedly connected with a third compression spring (30), and the other end of the third compression spring (30) is fixedly connected with a fixed ring (29); the other end of the connecting column (28) is fixedly connected with a handle (27).
6. The ampoule dispenser of claim 1, wherein: the fixed cylinder (1) is further rotatably connected with an adjusting knob (5) matched with the sliding sleeve (4), a first external thread (11) is arranged on the sliding sleeve (4), and the adjusting knob (5) is in threaded connection with the sliding sleeve (4).
7. The ampoule dispenser of claim 1, wherein: the volume of the air bag is equal to the maximum volume of the fixed cylinder (1).
8. The ampoule dispenser of claim 1, wherein: and the fixed cylinder (1) is provided with scale marks (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011627710.9A CN112704639B (en) | 2020-12-31 | 2020-12-31 | Ampoule extrusion type medicine dispensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011627710.9A CN112704639B (en) | 2020-12-31 | 2020-12-31 | Ampoule extrusion type medicine dispensing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112704639A true CN112704639A (en) | 2021-04-27 |
| CN112704639B CN112704639B (en) | 2024-02-09 |
Family
ID=75547713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011627710.9A Active CN112704639B (en) | 2020-12-31 | 2020-12-31 | Ampoule extrusion type medicine dispensing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112704639B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150013836A1 (en) * | 2013-07-09 | 2015-01-15 | David R. Pestotnik | Apparatus for mixing and transferring medications |
| CN207451580U (en) * | 2017-11-16 | 2018-06-05 | 叶舟 | Visualize ampoule opening of cap |
| CN110053161A (en) * | 2018-01-18 | 2019-07-26 | 贺利氏医疗有限公司 | Bone cement applicator with closed gas supply opening |
| CN209500280U (en) * | 2018-05-17 | 2019-10-18 | 方红艳 | A kind of dispensation apparatus for nursing department's precise proportions |
| CN209884937U (en) * | 2019-04-27 | 2020-01-03 | 辽宁省肿瘤医院 | Syringe for anesthesia department |
| CN211751560U (en) * | 2020-01-14 | 2020-10-27 | 郑州大学第一附属医院 | Medical syringe |
-
2020
- 2020-12-31 CN CN202011627710.9A patent/CN112704639B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150013836A1 (en) * | 2013-07-09 | 2015-01-15 | David R. Pestotnik | Apparatus for mixing and transferring medications |
| CN207451580U (en) * | 2017-11-16 | 2018-06-05 | 叶舟 | Visualize ampoule opening of cap |
| CN110053161A (en) * | 2018-01-18 | 2019-07-26 | 贺利氏医疗有限公司 | Bone cement applicator with closed gas supply opening |
| CN209500280U (en) * | 2018-05-17 | 2019-10-18 | 方红艳 | A kind of dispensation apparatus for nursing department's precise proportions |
| CN209884937U (en) * | 2019-04-27 | 2020-01-03 | 辽宁省肿瘤医院 | Syringe for anesthesia department |
| CN211751560U (en) * | 2020-01-14 | 2020-10-27 | 郑州大学第一附属医院 | Medical syringe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112704639B (en) | 2024-02-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102462870B (en) | Device for blending medicinal vein medicines | |
| US4284077A (en) | Suction injector having an adjustable dosing device | |
| CN110559508A (en) | automatic device of changing of infusion bottle | |
| CN112704639A (en) | Ampoule extrusion formula medicine dispenser | |
| CN211584685U (en) | Syringe seat adjustable micro-injection pump | |
| CN109550115A (en) | A kind of reverse syringe of the combination of self-regulating function | |
| CN210785772U (en) | Novel anesthesia syringe needle | |
| CN211634674U (en) | Micro-injection pump | |
| CN210785887U (en) | Injection device for anesthesia department | |
| CN208823715U (en) | A kind of medical department of anesthesia's anesthesia tonic needle | |
| CN215308389U (en) | Convenient dispensing infusion bottle | |
| CN2684845Y (en) | Disposable low-resistance injector | |
| CN201316412Y (en) | Casing dispensing device | |
| CN108186349A (en) | A kind of Western medicine liquid liquid distributing device | |
| CN215385966U (en) | Syringe with negative pressure | |
| CN215022385U (en) | High-precision medicine dispensing device | |
| CN213285233U (en) | Special drug delivery device for otolaryngological department | |
| CN219879823U (en) | Anesthesia dispensing equipment | |
| CN214087642U (en) | Protexafu preparation facilities | |
| CN216319467U (en) | Medicine feeder for arm wound nursing | |
| CN214049752U (en) | Automatic medicine dispensing device | |
| CN214859952U (en) | Device for preventing transfusion device from being separated from transfusion bottle | |
| CN113813180B (en) | Medicine filling device for pharmacy department | |
| CN218923449U (en) | Isoprene rubber plug for injector | |
| DE2852073A1 (en) | Calibrated dispenser for medical injection liquids - having piston on mounting with sliding cylinder onto which syringe is attached with calibrated limiter to restrict plunger movement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |