CN102743292B - Pushing device for short-process pushing pre-loading type medicine feeding instrument - Google Patents

Pushing device for short-process pushing pre-loading type medicine feeding instrument Download PDF

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Publication number
CN102743292B
CN102743292B CN201210224558.9A CN201210224558A CN102743292B CN 102743292 B CN102743292 B CN 102743292B CN 201210224558 A CN201210224558 A CN 201210224558A CN 102743292 B CN102743292 B CN 102743292B
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China
Prior art keywords
cartridge case
rotary sleeve
guiding
type medicine
add
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CN102743292A (en
Inventor
邱宇
李科
袁媛
李鸿宇
黄叶莉
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Chongqing Lummy Pharmaceutical Co Ltd
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Chongqing Lummy Pharmaceutical Co Ltd
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  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention discloses a pushing device for a short-process pushing pre-loading type medicine feeding instrument. The pushing device comprises a medicine feeding cylinder, a rotary sleeve and a guiding part, wherein a guiding slot is arranged on an inner wall of the medicine feeding cylinder along the axial direction; the rotary sleeve is inserted into the medicine feeding cylinder, is axially fixed with and in radial rotary fit with the medicine feeding cylinder and is in sealing fit with the medicine feeding cylinder; a guiding spiral through slot is arranged on a side wall of the rotary sleeve; the guiding part is arranged in the rotary sleeve; a guiding block is arranged on an outer wall of the guiding part; and the guiding block passes through the guiding spiral through slot and is inserted into the guiding slot. When the pushing device is used, a membrane in a connector and the rotary sleeve are used for causing a medicine container and a medicine feeding double-needle to be under a sealing state, so that the absolute sterile effect during transportation and storage processes is achieved; the rotary sleeve is rotated for driving the guiding part to quickly move downward and push the medicine container; an upper needle tip of the medicine feeding double-needle penetrates through a sealing plug on the medicine container and a lower needle tip punctures the membrane in the connector, so that the medicine container is instantly communicated with a transfusion container; and the sterile sealing during the whole processes of transportation, storage, butt-joint, medicine mixing and transfusion is realized.

Description

Short process advances the thrust unit using on prepackage type medicine adding instrument
Technical field
The present invention relates to a kind of medical apparatus and instruments, the medicine adding instrument using while relating in particular to a kind of mixed medicine.
Background technology
For the medicine in medicament reservoir being added in the solution in infusion vessel (being transfusion flexible bag or soft transfusion bottle), then mixed solution is inputted such as the patient in the Clinical Institutions of hospital.In prior art, often adopt medicine adding instrument that medicament reservoir is connected with transfusion flexible bag or soft transfusion bottle.
Medicine adding instrument of the prior art mainly comprises and adds cartridge case and dosing crosspointer, dosing cylinder forms cup-like structure, dosing crosspointer is stuck in and is added in cartridge case by crosspointer supporting seat, for mixed medicine passage is sealed, on the bottom interior wall cross section that adds cartridge case, be provided with barrier film, be provided with diaphragm seal on the top that adds cartridge case, a needle point of dosing crosspointer is corresponding with barrier film, and another needle point of dosing crosspointer is corresponding with the diaphragm seal of top.When use, this is added to cartridge case and docks with the interface of transfusion flexible bag or soft transfusion bottle, tear the diaphragm seal adding on cartridge case top, again medicament reservoir is snapped in and added in cartridge case, when medicament reservoir snaps in, also promoting dosing crosspointer moves down, the upper needle point of dosing crosspointer pierces through the sealing-plug on medicament reservoir, the broken barrier film of the lower acupuncture of dosing crosspointer and pierce through transfusion flexible bag or soft transfusion bottle on interface on sealing-plug, extruding transfusion flexible bag or soft transfusion bottle just can be realized mixed medicine.
Adopt the medicine adding instrument of said structure, mainly in mixed medicine process have a following deficiency: snap in while adding in cartridge case at medicament reservoir, must add the diaphragm seal on cartridge case top by tear initiation, and add cartridge case while snapping in and can contact with the external world, and then pollute.And all closed medicine adding instruments that occur in prior art all can only be realized airtight in mixed medicine process, and " overall process is sterile closed " when can not realizing the docking of cillin bottle and medicine adding instrument, mixed medicine and infusing.
Summary of the invention
For above shortcomings in prior art, the invention provides a kind ofly can under integral asepsis state, dock, mixed medicine and the airtight short process of transfusion overall process advance the thrust unit using on prepackage type medicine adding instrument.
In order to solve the problems of the technologies described above, the present invention has adopted following technical scheme:
Short process advances the thrust unit using on prepackage type medicine adding instrument, comprises and adds cartridge case, rotary sleeve and guiding parts;
Described one end that adds cartridge case is interface link, be provided with vertically gathering sill at the other end inwall that adds cartridge case, a segment distance is extended in the opposite direction at the two ends of described gathering sill on the circumference that adds cartridge case, the direction that extend on the circumference that adds cartridge case the bottom of described gathering sill with promote time rotary sleeve direction of rotation consistent;
One end of described rotary sleeve put in add in the other end of cartridge case and with add cartridge case axial restraint, radially rotatably coordinate, and rotary sleeve and add cartridge case and be sealed and matched; The sidewall of described rotary sleeve is provided with guiding spiral groove;
Described guiding parts is located in rotary sleeve, and the outer wall of guiding parts is provided with guide pad, and described guide pad passes guiding spiral groove and puts in gathering sill; Described guiding parts is flat board, grab bucket or guide cylinder; Open Side Down in described grab bucket; One end of described guide cylinder is uncovered, and the opening end of guide cylinder is downward, and the inner chamber of guide cylinder is medicament reservoir containing cavity.
As a preferred embodiment of the present invention, on the described inwall that adds cartridge case, be arranged with two gathering sills that arrange vertically, on the sidewall of described rotary sleeve, be symmetrical arranged two guiding spiral grooves, on the outer wall of described guiding parts, be arranged with two guide pads, one of them guide pad passes a guiding spiral groove and stretches in a gathering sill, and another guide pad passes another guiding spiral groove and stretches in another gathering sill.
As another kind of preferred version of the present invention, the other end of described rotary sleeve is sealed end.
As another preferred version of the present invention, the outer wall of described rotary sleeve is along being circumferentially with pressure ring, and described pressure ring is pressed on the other end that adds cartridge case and with it and is sealed and matched.
As a modification of the present invention scheme, described pressure ring is sealed and matched by sealing ring and the other end that adds cartridge case.
As another kind of improvement project of the present invention, described in add on the inwall of cartridge case and near interface link annular rubber cushion be set.
As another improvement project of the present invention, the bottom of described interface link is provided with the clip assembly for the interface of infusion vessel is connected with interface link.
Scheme as a further improvement on the present invention, described in add on the inwall of cartridge case and be symmetrically arranged with at least two near interface link and be skid-prevention button barb-like and for preventing that medicament reservoir is loosening.
The invention has the beneficial effects as follows: while using this short process to advance the thrust unit using on prepackage type medicine adding instrument, first dock with the interface on transfusion flexible bag or soft transfusion bottle adding cartridge case, dosing crosspointer is packed into and added in cartridge case, medicament reservoir is pre-loaded in the below or guiding parts of guiding parts, then rotary sleeve is arranged on to the top that adds cartridge case.Rotary sleeve by the sealing of the barrier film in interface and one end makes medicament reservoir and dosing crosspointer in sealing state, therefore, can reach transport and store absolute aseptic.When mixed medicine, rotating rotary sleeve drives guiding parts to move down rapidly along the gathering sill that adds drug cylinder, and then medicament reservoir in drive guiding parts below or guiding parts moves down, medicament reservoir presses on dosing crosspointer and drives dosing crosspointer to move down, the upper needle point of dosing crosspointer pierces through the sealing-plug on medicament reservoir, the lower needle point of dosing crosspointer punctures the barrier film in interface, medicament reservoir was communicated with moment in transfusion flexible bag or soft transfusion bottle, whole process is all in aseptic docking, therefore, this short process advances the thrust unit using on prepackage type medicine adding instrument can realize transport, store, docking, the overall process of mixed medicine and transfusion is sterile closed.Medicament reservoir is pre-loaded in the below or guiding parts of guiding parts, when mixed medicine, has greatly shortened guiding parts and medicament reservoir and moved down distance (realizing the mixed medicine of short process).
Brief description of the drawings
Fig. 1 is the structural representation that short process advances the thrust unit using on prepackage type medicine adding instrument;
Fig. 2 is the cross-sectional view that adds cartridge case;
Fig. 3 is the front view of rotary sleeve;
Fig. 4 is the cross section view along A-A direction in Fig. 3;
Fig. 5 is the cross-sectional view of guide cylinder;
Fig. 6 is that short process advances the thrust unit using on prepackage type medicine adding instrument to be connected to the structural representation on infusion vessel and before using;
Fig. 7 is that short process advances the thrust unit using on prepackage type medicine adding instrument to be connected to the structural representation on infusion vessel and after using.
In accompanying drawing: 1-add cartridge case; 2-dosing crosspointer; 4-rotary sleeve; 5-guide cylinder; 6-interface link; 7-guiding spiral groove; 8-gathering sill; 9-guide pad; 10-pressure ring; 11-sealing ring; 12-annular rubber cushion; 13-suspension ring; 14-infusion vessel; 15-crosspointer supporting seat; 16-skid-prevention button; 17-medicament reservoir; 18-annular snap; 19-annular groove; 20-annular slot; 22-interface; 23-barrier film; 24-clip assembly.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 1, short process advances the thrust unit using on prepackage type medicine adding instrument to comprise to add cartridge case 1, rotary sleeve 4 and guiding parts.The one end that adds cartridge case 1 is interface link 6, be provided with vertically gathering sill 8 at the other end inwall that adds cartridge case 1, a segment distance is extended in the opposite direction at the two ends of gathering sill 8 on the circumference that adds cartridge case 1, and the direction of rotation of the bottom of gathering sill 8 rotary sleeve 4 in the time adding the direction of extending on the circumference of cartridge case 1 with promotion is consistent.One end of rotary sleeve 4 put in add in the other end of cartridge case 1 and with add cartridge case 1 axial restraint, radially rotatably coordinate, and rotary sleeve 4 with add cartridge case 1 and be sealed and matched, the sidewall of rotary sleeve 4 is provided with the spiral groove 7 that leads.Guiding parts is located in rotary sleeve 4, and the outer wall of guiding parts is provided with guide pad 9, and guide pad 9 passes guiding spiral groove 7 and puts in gathering sill 8.Guiding parts is flat board, grab bucket or guide cylinder 5.When guiding parts adopts flat board, only medicament reservoir 17 directly need be placed on to dull and stereotyped below, the guide pad arranging by dull and stereotyped both sides is realized downward guiding movement, and flat board contacts with medicament reservoir 17 and can directly promote medicament reservoir 17 and moves down.When guiding parts adopts grab bucket, Open Side Down in grab bucket, and while using this medicine adding instrument, medicament reservoir 17 need be placed in grab bucket in advance, and grab bucket is medicament reservoir 17 promptly, realize downward guiding movement by the guide pad arranging on the outer wall of grab bucket both sides, grab bucket can directly promote medicament reservoir 17 and move down.In the present embodiment, guiding parts adopts guide cylinder 5, one end of guide cylinder 5 is uncovered, the opening end of guide cylinder 5 is downward, the inner chamber of guide cylinder 5 is medicament reservoir containing cavity, while using this medicine adding instrument, medicament reservoir 17 need be placed in guide cylinder 5 in advance, and the inwall of guide cylinder 5 is in use double swerve of limit drug container 17 effectively, can directly promote medicament reservoir 17 move down by guide cylinder 5.
Wherein, add the structure of cartridge case as shown in Figure 2, the bottom that adds cartridge case 1 is interface link 6, and the inwall of interface link 6 is a throat structure, and being more conducive to like this with infusion vessel 14(is transfusion flexible bag or soft transfusion bottle) interface size mate.Add on the inwall of cartridge case 1 and near interface link 6 annular rubber cushion 12 is set, the dosing crosspointer 2 of dosing crosspointer 2(the present embodiment adopts cross needle, be that the upper pin of dosing crosspointer 2, lower pin and crosspointer supporting seat 15 are one-body molded) be located at and add in cartridge case 1, the lower needle point of dosing crosspointer 2 passes annular rubber cushion 12 and is stuck on annular rubber cushion 12, and the crosspointer supporting seat 15 of dosing crosspointer 2 is positioned at the top (as shown in Figure 6,7) of annular rubber cushion 12.Add on the inwall of cartridge case 1 and be symmetrically arranged with at least two near interface link 6 and be skid-prevention button 16(the present embodiment barb-like and for preventing that medicament reservoir is loosening, on the inwall that adds cartridge case 1, be symmetrically arranged with four skid-prevention buttons), medicament reservoir 17 pack into guide cylinder 5 interior after, in the time that medicament reservoir 17 mixes medicine with infusion vessel 14 (as shown in Figure 7), the bottle cap of medicament reservoir 17 is stuck in the below of skid-prevention button 16, this skid-prevention button 16 can stop medicament reservoir 17 to retreat effectively, ensures that mixed medicine carries out smoothly.The upper inside wall that adds cartridge case 1 is provided with in gathering sill 8(the present embodiment vertically, adds and on the inwall of cartridge case 1, is arranged with two gathering sills 8 that arrange vertically).A segment distance is extended in the opposite direction at the two ends of gathering sill 8 on the circumference that adds cartridge case 1, forms the gathering sill 8 of " z " font, and the direction of rotation of the bottom of gathering sill 8 rotary sleeve 4 in the time adding the direction of extending on the circumference of cartridge case 1 with promotion is consistent.Before medicament reservoir 17 and infusion vessel 14 mix medicine (as shown in Figure 6), guide pad 9 on guide cylinder 5 is positioned at the groove of gathering sill 8 top circumferencial directions, effectively stoped guide cylinder 5 along it axially from lower movement, thereby avoided guide cylinder 5 to drive medicament reservoir 17 to move down before mixed medicine; In the time that medicament reservoir 17 mixes medicine with infusion vessel 14 (as shown in Figure 7), guide pad 9 on guide cylinder 5 is positioned at the groove of gathering sill 8 bottom circumferencial directions, effectively stoped guide cylinder 5 along it axially from upper movement, thereby effectively stop medicament reservoir 17 to retreat, further ensure that mixed medicine carries out smoothly.Along being circumferentially with annular snap 18, on the top end face that adds cartridge case 1, be along the circumferential direction provided with annular groove 19 at the inwall top that adds cartridge case 1.
The structure of rotary sleeve 4 as shown in Figure 3 and Figure 4, the bottom of rotary sleeve 4 from add the upper end of cartridge case 1 put in add in cartridge case 1 and with add cartridge case 1 axial restraint, radially rotatably coordinate, and rotary sleeve 4 and add cartridge case 1 and be sealed and matched, the top of rotary sleeve 4 is sealed end.In the present embodiment, be circumferentially with pressure ring 10 on the outer wall edge of rotary sleeve 4, below pressure ring 10, edge is circumferentially with annular slot 20.After rotary sleeve 4 is arranged on and adds on cartridge case 1, annular snap 18 is positioned at annular slot 20, and sealing ring 11 is installed in annular groove 19, and pressure ring 10 is pressed on the top that adds cartridge case 1 and with it and is sealed and matched by sealing ring 11.Rotating when rotary sleeve 4, annular snap 18 is in the interior rotation of annular slot 20, because of the sealing function of sealing ring 11, makes rotary sleeve 4 adding in cartridge case 1 both rotatably, can realize again the outer wall and the top seal that adds cartridge case 1 of rotary sleeve 4.The sidewall of rotary sleeve 4 is symmetrical arranged guiding spiral groove 7.
Be equal to replacement as rotary sleeve 4 and the one that adds cartridge case 1 fit structure, can adopt following structure: the bottom of rotary sleeve 4 be enclosed within on the top that adds cartridge case 1 outside and with add cartridge case 1 axial restraint, radially rotatably coordinate, and rotary sleeve 4 and add cartridge case 1 and be sealed and matched.The sidewall of rotary sleeve 4 arranges gathering sill vertically, and be provided with guiding spiral groove at the top inwall that adds cartridge case 1, guide pad 9 on guide cylinder 5, through adding the guiding spiral groove on cartridge case 1 and putting in the gathering sill of rotary sleeve 4, rotates rotary sleeve 4 and can drive equally guide cylinder 5 to move down.
The structure of guide cylinder 5 is as Fig. 5, and guide cylinder 5 is located in rotary sleeve 4, and guide cylinder 5 is coaxially set with rotary sleeve 4.The opening end of guide cylinder 5 is downward and corresponding with the upper needle point of dosing crosspointer 2, and the inner chamber of guide cylinder 5 is medicament reservoir containing cavity.On the outer wall of guide cylinder 5, be arranged with two guide pads 9, one of them guide pad 9 passes a guiding spiral groove 7 and stretches in a gathering sill 8, and another guide pad 9 passes another guiding spiral groove 7 and stretches in another gathering sill 8.
The bottom of interface link 6 is provided with the clip assembly 24 for the interface of infusion vessel 14 is connected with interface link 6.Interface link 6 need just can be realized and being tightly connected by clip assembly 24 with 22, interface on infusion vessel 14.On the sealed end of rotary sleeve 4, (being the top of rotary sleeve 4) is provided with suspension ring 13, by these suspension ring 13 can by this drug feeding device and with infusion vessel 14(that drug feeding device connects as shown in Figure 6) together be suspended on transfusion bracing frame used.
When the thrust unit using on this short process propelling prepackage type medicine adding instrument and infusion vessel assembling, first the interface link 6 that adds cartridge case 1 is tightly connected by clip assembly 24 with the interface 22 on infusion vessel 14; Again guide cylinder 5 is arranged in rotary sleeve 4, and the guiding spiral groove 7 that the guide pad 9 on guide cylinder 5 is passed on rotary sleeve 4; Again dosing crosspointer 2 is placed on and is added in cartridge case 1, medicament reservoir 17 is placed in guide cylinder 5, then by the guide pad on guide cylinder 59 with to add gathering sill 8 on cartridge case 1 corresponding, after rotary sleeve 4 is arranged on and adds on cartridge case 1, guide pad 9 stretches in gathering sill 8.
While using this short process to advance the thrust unit using on prepackage type medicine adding instrument, first will add the interface link 6 of cartridge case 1 and interface 22 on infusion vessel 14 by clip assembly 24 be tightly connected (also can adopt the mode of seam and realize and being tightly connected by the mode being threaded), in the present embodiment, infusion vessel 14 adopts transfusion flexible bag, as shown in Figure 6, under aseptic condition, dosing crosspointer 2 is placed on and is added in cartridge case 1, medicament reservoir 17 is pre-loaded in guide cylinder 5, make medicament reservoir 17 and dosing crosspointer 2 in sealing state by the rotary sleeve 4 of the barrier film 23 in interface 22 and end sealing, therefore, can reach transport and store absolute aseptic.When mixed medicine, rotate rotary sleeve 4, rotary sleeve 4 drives guide cylinder 5 to move down rapidly along the gathering sill 8 adding on cartridge case 1 inwall, and then drive the medicament reservoir 17 in guide cylinder 5 to move down, medicament reservoir 17 presses on dosing crosspointer 2 and drives dosing crosspointer 2 to move down, the upper needle point of dosing crosspointer 2 pierces through the sealing-plug on medicament reservoir 17, the lower needle point of dosing crosspointer 2 punctures the barrier film 23 in interface 22, medicament reservoir 17 was communicated with moment in transfusion flexible bag, as shown in Figure 7, whole process is all in aseptic docking, and whole process all drives guide cylinder 5 to move down realization by rotating rotary sleeve 4.And guide cylinder 5 moves down and need rotate and could realize by dependence rotary sleeve 4, so can prevent in transport and storing guide cylinder 5 force medication containers 17.When guide pad 9 on guide cylinder 5 moves down in the groove of gathering sill 8 bottom circumferencial directions, medicament reservoir 17 is pushed to bottle cap and is positioned at the below of skid-prevention button 16, effectively stops medicament reservoir 17 to retreat, and ensures that mixed medicine carries out smoothly.Due to this short process advance the thrust unit using on prepackage type medicine adding instrument after being pre-loaded into medicament reservoir until infused, related medicament reservoir with the parts that directly contact with medicine all in aseptic condition, therefore, can realize medicine in transport, store, the overall process of docking, mixed medicine and transfusion is sterile closed.Medicament reservoir is pre-loaded in guide cylinder, when mixed medicine, has greatly shortened guide cylinder and medicament reservoir and moved down distance (realizing the mixed medicine of short process).
Finally explanation is, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement technical scheme of the present invention, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of claim scope of the present invention.

Claims (10)

1. short process advances the thrust unit using on prepackage type medicine adding instrument, it is characterized in that: comprise and add cartridge case (1), rotary sleeve (4) and guiding parts;
Described one end that adds cartridge case (1) is interface link (6), be provided with vertically gathering sill (8) at the other end inwall that adds cartridge case (1), a segment distance is extended in the opposite direction at the two ends of described gathering sill (8) on the circumference that adds cartridge case (1), and the direction of rotation of the bottom of described gathering sill (8) rotary sleeve (4) in the time adding the direction of extending on the circumference of cartridge case (1) with promotion is consistent;
One end of described rotary sleeve (4) put in add in the other end of cartridge case (1) and with add cartridge case (1) axial restraint, radially rotatably coordinate, and rotary sleeve (4) and add cartridge case (1) and be sealed and matched; The sidewall of described rotary sleeve (4) is provided with guiding spiral groove (7);
Described guiding parts is located in rotary sleeve (4), and the outer wall of guiding parts is provided with guide pad (9), and described guide pad (9) passes guiding spiral groove (7) and puts in gathering sill (8); Described guiding parts is flat board, grab bucket or guide cylinder (5); Open Side Down in described grab bucket; One end of described guide cylinder (5) is uncovered, and the opening end of guide cylinder (5) is downward, and the inner chamber of guide cylinder (5) is medicament reservoir containing cavity.
2. short process according to claim 1 advances the thrust unit using on prepackage type medicine adding instrument, it is characterized in that: described in add and on the inwall of cartridge case (1), be arranged with two gathering sills (8) that arrange vertically, on the sidewall of described rotary sleeve (4), be symmetrical arranged two guiding spiral grooves (7), on the outer wall of described guiding parts, be arranged with two guide pads (9), one of them guide pad (9) passes a guiding spiral groove (7) and stretches in a gathering sill (8), another guide pad (9) passes another guiding spiral groove (7) and stretches in another gathering sill (8).
3. short process according to claim 2 advances the thrust unit using on prepackage type medicine adding instrument, it is characterized in that: the other end of described rotary sleeve (4) is sealed end.
4. short process according to claim 3 advances the thrust unit using on prepackage type medicine adding instrument, it is characterized in that: the outer wall of described rotary sleeve (4) is along being circumferentially with pressure ring (10), and described pressure ring (10) is pressed on the other end that adds cartridge case (1) and with it and is sealed and matched.
5. short process according to claim 4 advances the thrust unit using on prepackage type medicine adding instrument, it is characterized in that: described pressure ring (10) is sealed and matched by sealing ring (11) and the other end that adds cartridge case (1).
6. short process according to claim 5 advances the thrust unit using on prepackage type medicine adding instrument, it is characterized in that: described in add on the inwall of cartridge case (1) and near interface link (6), annular rubber cushion (12) be set.
7. advance according to the short process described in any one claim in claim 1 to 6 thrust unit using on prepackage type medicine adding instrument, it is characterized in that: the bottom of described interface link (6) is provided with the clip assembly (24) for the interface of infusion vessel (14) is connected with interface link (6).
8. advance according to the short process described in any one claim in claim 1 to 6 thrust unit using on prepackage type medicine adding instrument, it is characterized in that: described in add on the inwall of cartridge case (1) and be symmetrically arranged with at least two near interface link (6) and be barb-like and for preventing the loosening skid-prevention button of medicament reservoir (16).
9. short process according to claim 7 advances the thrust unit using on prepackage type medicine adding instrument, it is characterized in that: described in add on the inwall of cartridge case (1) and be symmetrically arranged with at least two near interface link (6) and be barb-like and for preventing the loosening skid-prevention button of medicament reservoir (16).
10. advance according to the short process described in any one claim in claim 1 to 6 thrust unit using on prepackage type medicine adding instrument, it is characterized in that: the inwall of described interface link (6) is a throat structure.
CN201210224558.9A 2012-07-02 2012-07-02 Pushing device for short-process pushing pre-loading type medicine feeding instrument Active CN102743292B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN102743292B true CN102743292B (en) 2014-07-23

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CA2877515C (en) * 2012-04-06 2018-01-02 Chongqing Lummy Pharmaceutical Co., Ltd. Preassembled medicine mixer

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1173370B (en) * 1984-02-24 1987-06-24 Erba Farmitalia SAFETY DEVICE TO CONNECT A SYRINGE TO THE MOUTH OF A BOTTLE CONTAINING A DRUG OR A TUBE FOR DISPENSING THE SYRINGE DRUG
JPH021277A (en) * 1988-03-31 1990-01-05 Fujisawa Pharmaceut Co Ltd Infusion container
CA2093560C (en) * 1992-04-10 2005-06-07 Minoru Honda Fluid container
US6209738B1 (en) * 1998-04-20 2001-04-03 Becton, Dickinson And Company Transfer set for vials and medical containers
US20040143196A1 (en) * 2002-12-20 2004-07-22 Long-Hsiung Chen Safety syringe with retractable needle
CN100594042C (en) * 2006-09-18 2010-03-17 丁玉英 Powder injection automatic medicine-mixing device
CN202605421U (en) * 2012-07-02 2012-12-19 重庆莱美药业股份有限公司 Thrust unit used on short-course boosting prefabricated doser

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