A kind of novel injectorTechnical field
The present invention relates to a kind of medical instruments, are in particular a kind of novel injectors.
Background technique
Syringe is common a kind of utensil in medical instruments, it can be used for injecting liquid drug to patient's body directly,It can be used for from vessel extracting medical fluid quantitatively out, then go in other vessel and mixed for medical fluid.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of novel injectors, can not only be extracted by being threadedly engagedQuantitative medical fluid, and syringe needle can be replaced, moreover it is possible to expand the capacity of injection tube.
In order to solve the above technical problems, the present invention relates to a kind of medical instruments, it is in particular a kind of novel injector,Including syringe needle, attachment device, fixed device, connector, rubber plug I, screw thread I, injection tube, auxiliary syringe, otic placode I, screw thread II,Push rod I and pressing board I not only can extract quantitative medical fluid by being threadedly engaged, but also can replace syringe needle, moreover it is possible to expand injectionThe capacity of cylinder.
Include needle tubing and connecting circular tube on syringe needle, is equipped with medical fluid hole on needle tubing and connecting circular tube.
Attachment device includes link block sliding slot I, connecting rod sliding slot I, link block sliding slot II, connecting rod sliding slot II, connection dressFixture block, medical fluid hole I, connecting circular tube fixture block, round tube and disk are set, link block sliding slot I is connected to connecting rod sliding slot I, and link block is slidingSlot I is connected to link block sliding slot II, and connecting rod sliding slot I is connected to connecting rod sliding slot II, link block sliding slot II and connecting rod sliding slotII connection, link block sliding slot I and connecting rod sliding slot I are arranged on round tube, and link block sliding slot II and connecting rod sliding slot II are arrangedOn disk, link block sliding slot I and connecting rod sliding slot I are vertically arranged in attachment device, and link block sliding slot II and connecting rod are slidingSlot II is horizontally set in attachment device, and attachment device fixture block is arranged inside round tube, and medical fluid hole I is arranged on disk,Connecting circular tube fixture block is arranged inside round tube, and connecting circular tube fixture block is connected with disk, and round tube is arranged in disk upper end, andRound tube and disk are an entirety, and connecting circular tube fixture block is equipped with 4, and attachment device fixture block is equipped with 2.
Fixed device includes fixed block card slot, T shape rotary table, medical fluid hole II, fixture block sliding slot, fixture block entrance and round tube sliding slot,Fixed block card slot is connected to round tube sliding slot, and round tube sliding slot is connected to fixture block sliding slot, and round tube sliding slot and fixture block sliding slot are looped around T shape circleAround platform, medical fluid hole II is arranged inside T shape rotary table, and fixture block entrance is connected to round tube sliding slot, and fixture block entrance has 2.
Fitting part includes fixed block, link block and connecting rod I.
Injection tube includes scale slot and fixation spring tab, and on injection drum outer wall, one end of fixation spring tab is set the setting of scale slotThere is pillar, the pillar on fixation spring tab is matched with scale slot, and one end where screw thread II is arranged in the other end of fixation spring tab.
Auxiliary syringe includes auxiliary injection cylinder, rubber plug II, push rod II, otic placode II and pressing board II, the setting of auxiliary injection cylinderOn injection tube, rubber plug II is connected with push rod II, and otic placode II is arranged on auxiliary injection cylinder, and pressing board II is arranged on push rod II,Rubber plug II is arranged in auxiliary injection cylinder, and rubber plug II can slide in the knee on auxiliary injection cylinder.
Push rod I includes syringe needle plug, limit film, connecting rod II, push rod III, syringe needle a plug slot, limit film sliding groove, push rod IIISlot, syringe needle plug, limit film, connecting rod II and push rod III are sequentially connected, and syringe needle plug, limit film, connecting rod II and push rod IIIIt is an entirety, syringe needle a plug slot, limit film sliding groove and III slot of push rod are arranged inside push rod I, syringe needle plug and syringe needle a plug slotCooperation, limit film and limit film sliding groove cooperate, and push rod III and III slot of push rod cooperate.
Syringe needle is mounted in attachment device, and one end of connector is arranged in attachment device, and the other end of connector is arrangedOn the securing means, fixed device is arranged on injection tube, and auxiliary syringe is arranged on injection tube, and auxiliary syringe withInjection tube is an entirety, and rubber plug I is mounted on push rod I, and pressing board I is arranged on push rod I, and rubber plug I and push rod I are arranged at noteIn shooting cylinder, rubber plug I is equipped with screw thread I, and injection tube tail portion is equipped with screw thread II, and screw thread I is matched with screw thread II, injection tube andScale is equipped on auxiliary injection cylinder in auxiliary syringe.
Connecting circular tube as advanced optimizing for the technical program, in syringe needle described in a kind of novel injector of the present inventionIt is matched with connecting circular tube fixture block in attachment device.
Link block as advanced optimizing for the technical program, on connector described in a kind of novel injector of the present inventionIt is arranged in the link block sliding slot I or link block sliding slot II in attachment device, the connecting rod I on connector is arranged in attachment deviceOn connecting rod sliding slot I or connecting rod sliding slot II in.
Link block as advanced optimizing for the technical program, on connector described in a kind of novel injector of the present inventionIt can be slid into link block sliding slot I in link block sliding slot II.
Connecting rod as advanced optimizing for the technical program, on connector described in a kind of novel injector of the present inventionI can slide into connecting rod sliding slot II in connecting rod sliding slot I.
Fixed block as advanced optimizing for the technical program, on connector described in a kind of novel injector of the present inventionIt is matched with fixed block card slot.
As advanced optimizing for the technical program, attachment device fixture block described in a kind of novel injector of the present invention and cardBlock sliding slot and fixture block entrance match, and round tube is matched with round tube sliding slot.
As advanced optimizing for the technical program, auxiliary injection cylinder described in a kind of novel injector of the present invention is equipped withSliding slot, scale slot and fixation spring tab.
A kind of novel injector of the invention has the beneficial effect that
A kind of novel injector of the present invention not only can extract quantitative medical fluid by being threadedly engaged, but also can replaceSyringe needle, moreover it is possible to expand the capacity of injection tube.
Detailed description of the invention
The present invention will be further described in detail with specific implementation method with reference to the accompanying drawing.
Fig. 1 is a kind of structural schematic diagram of the main view of novel injector of the present invention.
Fig. 2 is a kind of structural schematic diagram of the vertical view of novel injector of the present invention.
Fig. 3 is a kind of structural schematic diagram of the syringe needle of novel injector of the present invention.
Fig. 4 is a kind of schematic view of the front view of the attachment device of novel injector of the present invention.
Fig. 5 is a kind of overlooking structure diagram of the attachment device of novel injector of the present invention
Fig. 6 is a kind of schematic view of the front view of the fixation device of novel injector of the present invention.
Fig. 7 is a kind of overlooking structure diagram of the fixation device of novel injector of the present invention
Fig. 8 is a kind of structural schematic diagram of the connector of novel injector of the present invention.
Fig. 9 is a kind of structural schematic diagram of the auxiliary syringe of novel injector of the present invention.
Figure 10 is the structural representation of a kind of syringe needle of novel injector of the present invention, attachment device, fixed device and connectorFigure.
Figure 11 is a kind of injection tube structural schematic diagram of novel injector of the present invention.
Figure 12 is a kind of III structural schematic diagram of push rod of novel injector of the present invention.
Figure 13 is a kind of I structural schematic diagram of push rod of novel injector of the present invention.
In figure: syringe needle 1；Needle tubing 1-1；Connecting circular tube 1-2；Attachment device 2；I 2-1 of link block sliding slot；I 2- of connecting rod sliding slot2；II 2-3 of link block sliding slot；II 2-4 of connecting rod sliding slot；Attachment device fixture block 2-5；I 2-6 of medical fluid hole；Connecting circular tube fixture block 2-7；Round tube 2-8；Disk 2-9；Fixed device 3；Fixed block card slot 3-1；T shape rotary table 3-2；II 3-3 of medical fluid hole；Fixture block sliding slot 3-4；CardBlock entrance 3-5；Round tube sliding slot 3-6；Connector 4；Fixed block 4-1；Link block 4-2；Connecting rod 4-3；Rubber plug I 5；Screw thread I 6；NoteShooting cylinder 7；Scale slot 7-1；Fixation spring tab 7-2；Auxiliary syringe 8；Auxiliary injection cylinder 8-1；II 8-2 of rubber plug；II 8-3 of push rod；EarII 8-4 of plate；II 8-5 of pressing board；Otic placode I 9；Screw thread II 10；Push rod I 11；Syringe needle plug 11-1；Limit film 11-2；II 11-3 of connecting rod；III 11-4 of push rod；Syringe needle a plug slot 11-5；Limit film sliding groove 11-6；III slot 11-7 of push rod；Pressing board I 12.
Specific embodiment
Specific embodiment 1:
Illustrate present embodiment below with reference to Fig. 1,2,3,4,5,6,7,8,9 and 10, the present invention relates to a kind of medical instruments,It in particular is a kind of novel injector, including syringe needle 1, attachment device 2, fixed device 3, connector 4, rubber plug I 5, screw thread I6, injection tube 7, auxiliary syringe 8, otic placode I 9, screw thread II 10, push rod I 11 and pressing board I 12 can not only be taken out by being threadedly engagedQuantitative medical fluid is taken, and syringe needle can be replaced, moreover it is possible to expand the capacity of injection tube.
Syringe needle 1 includes being equipped with medical fluid hole on needle tubing 1-1 and connecting circular tube 1-2, needle tubing 1-1 and connecting circular tube 1-2.
Attachment device 2 includes I 2-1 of link block sliding slot, I 2-2 of connecting rod sliding slot, II 2-3 of link block sliding slot, connecting rod sliding slotII 2-4, attachment device fixture block 2-5, I 2-6 of medical fluid hole, connecting circular tube fixture block 2-7, round tube 2-8 and disk 2-9, link block sliding slot I2-1 is connected to I 2-2 of connecting rod sliding slot, and I 2-1 of link block sliding slot is connected to II 2-3 of link block sliding slot, I 2-2 of connecting rod sliding slot withII 2-4 of connecting rod sliding slot connection, II 2-3 of link block sliding slot is connected to II 2-4 of connecting rod sliding slot, I 2-1 of link block sliding slot with connectI 2-2 of bar sliding slot is arranged on round tube 2-8, and II 2-3 of link block sliding slot and II 2-4 of connecting rod sliding slot are arranged on disk 2-9,I 2-1 of link block sliding slot and I 2-2 of connecting rod sliding slot are vertically arranged in attachment device 2, and II 2-3 of link block sliding slot and connecting rod are slidingII 2-4 of slot is horizontally set in attachment device 2, slides connector 4 horizontally and vertically in attachment device 2 by sliding slotDynamic, attachment device fixture block 2-5 is arranged inside round tube 2-8, prevents attachment device 2 when attachment device 2 and the fixed connection of device 3It is detached from fixed device 3, I 2-6 of medical fluid hole is arranged on disk 2-9, and connecting circular tube fixture block 2-7 is arranged inside round tube 2-8, is used forConnecting circular tube 1-2 in fixed needle 1, and connecting circular tube fixture block 2-7 is connected with disk 2-9, and round tube 2-8 is arranged in disk 2-9 upper ends, and round tube 2-8 and disk 2-9 are an entirety, and connecting circular tube fixture block 2-7 is equipped with 4, and attachment device fixture block 2-5 is setThere are 2.
Fixed device 3 enters including fixed block card slot 3-1, T shape rotary table 3-2, II 3-3 of medical fluid hole, fixture block sliding slot 3-4, fixture blockMouthful 3-5 and round tube sliding slot 3-6, fixed block card slot 3-1 be connected tos with round tube sliding slot 3-6, round tube sliding slot 3-6 and fixture block sliding slot 3-4 companyLogical, round tube sliding slot 3-6 and fixture block sliding slot 3-4 are looped around around T shape rotary table 3-2, and T shape rotary table 3-2 is used to resist the company in syringe needle 1Round tube 1-2 is met, II 3-3 of medical fluid hole is arranged inside T shape rotary table 3-2, and fixture block entrance 3-5 is connected to round tube sliding slot 3-6, and fixture block entersMouth 3-5 has 2.
Connector 4 includes fixed block 4-1, link block 4-2 and I 4-3 of connecting rod, and connector 4 is when attachment device 2 and to fixDevice 3 plays the role of connection when cooperating.
Injection tube 7 includes scale slot 7-1 and fixation spring tab 7-2, and scale slot 7-1 is arranged on 7 outer wall of injection tube, fixed bulletOne end of piece 7-2 is equipped with pillar, and the pillar on fixation spring tab 7-2 is matched with scale slot 7-1, the other end of fixation spring tab 7-2One end where screw thread II 10 is set.
Auxiliary syringe 8 includes auxiliary injection cylinder 8-1, II 8-2 of rubber plug, II 8- of II 8-3 of push rod, II 8-4 of otic placode and pressing board5, auxiliary injection cylinder 8-1 are arranged on injection tube 7, and II 8-2 of rubber plug is connected with II 8-3 of push rod, and II 8-4 of otic placode setting is infused in auxiliaryOn shooting cylinder 8-1, II 8-5 of pressing board is arranged on II 8-3 of push rod, and II 8-2 of rubber plug is arranged in auxiliary injection cylinder 8-1, II 8-2 of rubber plugCan be slided in the knee on auxiliary injection cylinder 8-1, auxiliary syringe 8 be when injection tube 7 carries out quantitative extract and capacity notWhen enough, play the role of expanding capacity.
Push rod I 11 includes syringe needle plug 11-1, limit film 11-2, II 11-3 of connecting rod, III 11-4 of push rod, syringe needle a plug slot 11-5, limit film sliding groove 11-6, push rod III slot 11-7, syringe needle plug 11-1, III 11- of limit film 11-2, II 11-3 of connecting rod and push rod4 are sequentially connected, and syringe needle plug 11-1, limit film 11-2, II 11-3 of connecting rod and III 11-4 of push rod are an entirety, syringe needle plugSlot 11-5, limit film sliding groove 11-6 and III slot 11-7 of push rod are arranged inside push rod I 11, syringe needle plug 11-1 and syringe needle a plug slot11-5 cooperation, limit film 11-2 and limit film sliding groove 11-5 cooperate, and III 11-4 of push rod and III slot 11-7 of push rod cooperate.
Syringe needle 1 is mounted in attachment device 2, and one end of connector 4 is arranged in attachment device 2, the other end of connector 4Setting is on fixed device 3, and fixed device 3 is arranged on injection tube 7, and auxiliary syringe 8 is arranged on injection tube 7, auxiliary noteEmitter 8 is to be used to expand capacity when 7 capacity of injection tube is inadequate, and auxiliary syringe 8 and injection tube 7 are an entirety, glueI 5 to be filled in be mounted on push rod I 11, pressing board I 12 is arranged on push rod I 11, and rubber plug I 5 and push rod I 11 are arranged in injection tube 7,Rubber plug I 5 is equipped with screw thread I 6, and 7 tail portion of injection tube is equipped with screw thread II 10, and screw thread I 6 is matched with screw thread II 10, is used for oneAs the quantitative liquid medicine of precision extract or while being evacuated to container bottom slowly extracts medical fluid, prevent air from entering injection tube 7, injection tube7 with auxiliary syringe 8 in auxiliary injection cylinder 8-1 on be equipped with scale, for quantitatively extracting medical fluid.
Specific embodiment 2:
Illustrate present embodiment below with reference to Fig. 1,2,3,4,5,6,7,8,9 and 10, present embodiment is to embodiment oneIt is described further, the connecting circular tube 1-2 in the syringe needle 1 is matched with connecting circular tube fixture block 2-7 in attachment device 2.
Specific embodiment 3:
Illustrate present embodiment below with reference to Fig. 1,2,3,4,5,6,7,8,9 and 10, present embodiment to embodiment one,Three or five are described further, and I 2- of link block sliding slot in attachment device 2 is arranged in the link block 4-2 on the connector 4In 1 or II 2-3 of link block sliding slot, I 4-3 of connecting rod on connector 4 be arranged in I 2-2 of connecting rod sliding slot in attachment device 2 orIn II 2-4 of connecting rod sliding slot.
Specific embodiment 4:
Illustrate present embodiment below with reference to Fig. 1,2,3,4,5,6,7,8,9 and 10, present embodiment is to embodiment oneIt is described further, the link block 4-2 on the connector 4 can slide into link block sliding slot in I 2-1 of link block sliding slotIn II 2-3.
Specific embodiment 5:
Illustrate present embodiment below with reference to Fig. 1,2,3,4,5,6,7,8,9 and 10, present embodiment is to embodiment oneIt is described further, I 4-3 of connecting rod on the connector 4 can slide into connecting rod sliding slot in I 2-2 of connecting rod sliding slotIn II 2-4.
Specific embodiment 6:
Illustrate present embodiment below with reference to Fig. 1,2,3,4,5,6,7,8,9 and 10, present embodiment is to embodiment oneIt is described further, the fixed block 4-1 on the connector 4 is matched with fixed block card slot 3-1.
Specific embodiment 7:
Illustrate present embodiment below with reference to Fig. 1,2,3,4,5,6,7,8,9 and 10, present embodiment is to embodiment oneBe described further, the attachment device fixture block 2-5 is matched with fixture block sliding slot 3-4 and fixture block entrance 3-5, round tube 2-8 withRound tube sliding slot 3-6 is matched.
Specific embodiment 8:
Illustrate present embodiment below with reference to Fig. 1,2,3,4,5,6,7,8,9 and 10, present embodiment is to embodiment oneIt is described further, the auxiliary injection cylinder 8-1 is equipped with sliding slot, scale slot and fixation spring tab.
The working principle of the invention is: auxiliary syringe 8 is when 7 capacity of injection tube is inadequate for expanding capacity, screw thread I6 match with screw thread II 10, and the quantitative liquid medicine for general precision extracts or slowly extracts medical fluid when being evacuated to container bottom, push awayBar I 11 be equipped with syringe needle plug 11-1, syringe needle plug 11-1 and needle tubing 1-1 in hole cooperation, when extracting medical fluid guarantee without air intoEnter injection tube 7, when extracting medical fluid, need to only pull pressing board I 12, pressing board I 12 drives limit film 11-2 in limit film sliding groove 11-6Interior sliding, when sliding to tail portion.Limit film 11-2 drives push rod I 11 to continue to slide out extraction medical fluid, injection tube 7 and auxiliary injectionIt is equipped with scale slot 7-1 and fixation spring tab 7-2 on auxiliary injection cylinder 8-1 in device 8, the fixation spring tab 7- when quantitative extraction medical fluid2 with scale slot 7-1 cooperate, extract quantitative liquid medicine, when 7 capacity of injection tube is inadequate or scale is larger, with auxiliary injection cylinder 8 intoRow micro-quantity extraction expands extraction medical fluid, when the syringe for extracting medical fluid needs replacing syringe needle, by attachment device cardBlock 2-5 turns to fixture block entrance 3-5, while connector 4 is moved to I 2-1 of link block sliding slot, II 2-3 of link block sliding slot and connectThe infall of I 2-2 of bar sliding slot, II 2-4 of connecting rod sliding slot then take out attachment device 2 simultaneously for the needle inside attachment device 2First 1 takes out, and after replacing syringe needle, allows attachment device fixture block 2-5 to turn at fixture block entrance 3-5, the fixed block 4-1 in connector 4Match with fixed block card slot 3-1, then attachment device 2 be pressed into fixed device 3, when in syringe needle 1 connecting circular tube 1-2 withWhen T shape rotary table 3-2 is contacted, the disk 2-9 in rotary connecting device 2 slides round tube 2-8 in round tube sliding slot 3-6, works as connectionDevice fixture block 2-5 can work after turning to the bottom T shape rotary table 3-2.
Certainly, above description is not limitation of the present invention, and the present invention is also not limited to the example above, the artThe variations, modifications, additions or substitutions that those of ordinary skill is made within the essential scope of the present invention also belong to guarantor of the inventionProtect range.