A kind of repeatable remain-type subcutaneous infusion set utilizedTechnical field
The invention belongs to technical field of medical instruments, and in particular to a kind of repeatable remain-type subcutaneous infusion set utilized.
Background technology
Clinically there are many patients for needing long-term subcutaneous to infuse, such as infusion of insulin and hormone the decline disease of diabetes patientThe infusion of hormone of people, existing mode is all to connect machine by woven hose one end, and the other end connects very thin draw point implantation and suffered fromPerson is subcutaneous, is continuously or discontinuously transfused medicine, is not hospitalization because this kind of patient is general, daily nursing does not have hospital specialIndustry, and generally patient want also normal activity life, thus operate with it is inconvenient, and in subcutaneous draw point comfortableness veryDifference, is also easy to fracture, and very thin draw point breaks with, and the injury brought is very big, and the expense for taking out draw point is also very high, the heart of patientManage fear very strong；Therefore it provides a kind of smart structural design, class that is simple to operate and can effectively mitigating patient's painIt is very important like the same repeatable remain-type subcutaneous infusion set utilized of venous detaining needle.
The content of the invention
The invention aims to overcome the deficiencies in the prior art, and a kind of smart structural design is provided, it is simple to operateThe repeatable remain-type subcutaneous infusion set utilized that is convenient and can effectively mitigating patient's pain.
The object of the present invention is achieved like this：A kind of repeatable remain-type subcutaneous infusion set utilized, it includes transmittingDevice, described transmitter is made up of launching seat, transmitting cylinder, compression spring A, compression spring B, draw point, remaining needle and trigger,Described compression spring A and compression spring B top are separately fixed at close to top and middle position in launching tube body, describedCompression spring A bottom be fixed on draw point base close to bottom position, described compression spring B bottom is fixed on hairPenetrate on the bottom face of seat, the position on the side of described draw point base close to top is fixed with chuck, and described chuck card is setOn transmitting cylinder inner surface on the fixed projection on top, the left side of fixed projection on the described inner surface for launching cylinderIt is provided with triggering groove, described triggering groove and is provided with the triggering block matched therewith, described triggering block is fixed on hairPenetrate on the top end face of seat, described the medianly zygomorphic of transmitting cylinder is provided with sliding block, the setting that described sliding block is slidedIn vertical slideway on launching seat, the both sides of the outer surface top shoe of described transmitting cylinder are provided with close to the position of bottomThe position on top is provided with pressing lever on fixture block, the outer surface of described sliding block, hair is stretched out in the outer end of described pressing leverOutside shooting cylinder body, described trigger by the button being hinged on outside launching seat, the spring leaf being fixed on button inner face andThe block composition of ramp structure, described spring leaf and block be located at respectively the top of button and transmitting cylinder jointed shaft and underSide, described block is fastened on the top of the fixture block on transmitting cylinder body outer wall, the lateral surface of described fixture block and fixes limited locationBlock, the top of described spring leaf and limited block are resisted against on launching seat, and the upper surface of described launching seat passes through detachableMode be connected with base, the lower surface of described draw point base is fixedly connected by dismountable mode with connecting seat, describedThe bottom of connecting seat be fixed with connecting rod, described connecting rod is arranged in the through hole of launching seat bottom center.
The bottom of described transmitting cylinder is connected with rotating seat, and the both sides of described rotating seat are fixed with horizontal fix bar,Described horizontal fix bar is buckled in the fixing groove that two vertical slideway bottoms are connected on launching seat.
Described base lower surface is provided centrally with boss, and described boss is provided centrally with and indwelling needle kissingThe hole clipping of conjunction, described base is provided centrally with indwelling pin hole.
Described base is connected with injection end cap by dismountable mode, and the center of described injection end cap lower surface is setThe L-shaped draw point being connected with the injection orifice at remaining needle base center is equipped with, the outer end of described L-shaped draw point is connected with injection hose,The outer end of described injection hose is connected with sealing-plug.
The outer cover of described through hole inside connecting rod is provided with protection end cap.
Beneficial effects of the present invention：In the use of the present invention, base is fixed on into patient by medical dual-side glue needs noteThe position penetrated, then presses down on button so that fixed block is rotated with respect to jointed shaft below button, so as to unclamp gearLimitation of the block to transmitting cylinder, afterwards, transmitting cylinder are moved up in the presence of compression spring B along launching seat axial direction,Until the triggering block on launching seat top end face is just snapped onto in the triggering groove of transmitting cylinder top, in the effect of triggering blockUnder, draw point base rotates relative to transmitting cylinder inboard wall, loses after the supporting role of fixed projection, in compression spring A effectUnder, draw point base drive draw point is moved downward to the bottom of launching seat along launching tube body axis direction, and remaining needle remains in peopleIn vivo, under transmitter is dismantled from base after the completion of transmitting, and injection end cap is fixed on base, now, injects end capOn L-shaped draw point in correct and be inserted into the injection orifice at remaining needle base center, the injection hose covered by dispensing end, can be by discarded draw point from hair by the connecting rod that is connected on draw point base and remaining needle can be directly to patient injection decoctionPenetrate in the through hole of a bottom and take out；Next time acupuncture treatment transfusion when, press down on pressing lever so that transmitting cylinder along vertical slideway toLower movement, until the fixture block card on transmitting cylinder body outer wall is set on the lower surface of block, then will be arranged with the draw point bottom of remaining needleSeat is fixed on the connecting seat on connecting rod top, and draw point base is fed through to the position in launching tube body close to top by connecting rodPut, then draw point base can be fixed on the inwall of transmitting cylinder by appropriate rotation draw point base, so as to realize emitterRecycling, reduce resource waste；Block can ensure to launch the fixture block energy on cylinder body outer wall using the structure of inclined plane shapeEnough pass through block；The present invention is during acupuncture treatment, and draw point whole process is invisible, can effectively mitigate the feared state of mind of patient, byIt is not exposed in the whole sharp draw point of operation, Infection Action personnel in operation can be prevented effectively from, and also medical waste is notOther people can be accidentally injured；Total, the present invention is with smart structural design, simple to operate and can effectively mitigate patient's painAdvantage.
Brief description of the drawings
Fig. 1 is a kind of left view cross-sectional view of the repeatable remain-type subcutaneous infusion set utilized of the present invention.
Fig. 2 is a kind of left view structural representation of the repeatable remain-type subcutaneous infusion set utilized of the present invention.
Fig. 3 is the front view structure signal of transmitting cylinder in a kind of repeatable remain-type subcutaneous infusion set utilized of the present inventionFigure.
Fig. 4 is the plan structure signal of transmitting cylinder in a kind of repeatable remain-type subcutaneous infusion set utilized of the present inventionFigure.
Fig. 5 is the structural representation of injection device in a kind of repeatable remain-type subcutaneous infusion set utilized of the present invention.
In figure：1st, transmitter 2, launching seat 3, draw point 4, remaining needle 5, transmitting cylinder 6, compression spring A7th, compression spring B 8, protection end cap 9, connecting rod 10, through hole 11, connecting seat 12, draw point base 13, chuck14th, trigger 15, remaining needle base 16, base 17, boss 18, hole clipping 19, indwelling pin hole 20, triggering block21st, pressing lever 22, vertical slideway 23, sliding block 24, fixing groove 25, fixture block 26, limited block 27, block 28,Button 29, spring leaf 30, horizontal fix bar 31, rotating seat 32, fixed projection 33, triggering groove 34, injectionEnd cap 35, L-shaped draw point 36, injection hose 37, sealing-plug.
Embodiment
The present invention is described further below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Fig. 1-5, a kind of repeatable remain-type subcutaneous infusion set utilized, it includes transmitter 1, described transmitter 1It is made up of launching seat 2, transmitting cylinder 5, compression spring A6, compression spring B7, draw point 3, remaining needle 4 and trigger 14, it is describedCompression spring A6 and compression spring B7 top are separately fixed in transmitting cylinder 5 close to top and middle position, describedCompression spring A6 bottom is fixed on the position close to bottom on draw point base 12, and described compression spring B7 bottom is fixed onOn the bottom face of launching seat 2, the position on the side of described draw point base 12 close to top is fixed with chuck 13, described cardPlatform 13 is fastened on the transmitting inner surface of cylinder 5 on the fixed projection 32 on top, solid on the described inner surface for launching cylinder 5The left side for determining projection 32 is provided with triggering groove 33, is provided with the triggering block 20 matched therewith in described triggering groove 33,Described triggering block 20 is fixed on the top end face of launching seat 2, and described transmitting the medianly zygomorphic of cylinder 5 is provided with cunningIn block 23, the vertical slideway 22 being arranged on launching seat 2 that described sliding block 23 is slided, the described outer surface for launching cylinder 5The both sides of top shoe 23 are provided with fixture block 25 close to the position of bottom, close to the position on top on the outer surface of described sliding block 23Pressing lever 21 is provided with, the outer end of described pressing lever 21 is stretched out outside transmitting cylinder 5, and described trigger 14 is by being hinged on hairThe block 27 for penetrating the button 28 outside seat 2, the spring leaf 29 being fixed on the inner face of button 28 and ramp structure is constituted, describedSpring leaf 29 and block 27 are located at button 28 respectively and above and below the transmitting jointed shaft of cylinder 5, the described card of block 27 is setLimited block 26, described bullet are fixed with the top of fixture block 25 on the transmitting outer wall of cylinder 5, the lateral surface of described fixture block 25The top of reed 29 and limited block 26 are resisted against on launching seat 2, and the upper surface of described launching seat 2 passes through dismountable modeIt is connected with base 16, the lower surface of described draw point base 12 is fixedly connected by dismountable mode with connecting seat 11, describedThe bottom of connecting seat 11 be fixed with connecting rod 9, described connecting rod 9 is arranged in the through hole 10 of the bottom center of launching seat 2.
In the use of the present invention, base 16 is fixed on into the position that patient needs to inject, Ran Houxiang by medical dual-side glueLower pressing button 28 so that the fixed block 27 in the lower section of button 28 is rotated with respect to jointed shaft, so as to unclamp 27 pairs of hairs of blockThe limitation of shooting cylinder body 5, afterwards, transmitting cylinder 5 are moved up in the presence of compression spring B7 along the axial direction of launching seat 2, directlyTriggering block 20 on to the top end face of launching seat 2 is just snapped onto in the triggering groove 33 on transmitting cylinder 5 top, in triggering block 20Under effect, draw point base 12 rotates relative to the transmitting inwall of cylinder 5, after the supporting role for losing fixed projection 32, in compression bulletIn the presence of spring A6, the drive draw point 3 of draw point base 12 is moved downward to the bottom of launching seat 2 along the transmitting axis direction of cylinder 5, andRemaining needle 4 is remained in human body, under transmitter 1 is dismantled from base after the completion of transmitting, and injection end cap 34 is fixed into bottomOn seat 16, now, the interior of L-shaped draw point 35 on injection end cap 34 corrects the injection orifice for being inserted into the center of remaining needle base 15It is interior, draw point base 12 can be passed through directly to patient injection decoction by the injection hose 36 and remaining needle 4 injected on end cap 34The connecting rod 9 of upper connection can take out discarded draw point out of the bottom of launching seat 2 through hole 10；In acupuncture treatment transfusion next time,Pressing lever 21 is pressed down on so that transmitting cylinder 5 is moved down along vertical slideway 22, until the fixture block on the transmitting outer wall of cylinder 525 cards are set on the lower surface of block 27, and then the draw point base 12 for being arranged with remaining needle 4 is fixed on to the connection on the top of connecting rod 9On seat 11, draw point base 12 is fed through in transmitting cylinder 5 close to the position on top by connecting rod 9, it is then appropriate to rotate steelDraw point base 12 can be fixed on the inwall of transmitting cylinder 5 by pin base 12, so as to realize the recycling of emitter, be subtractedThe waste of few resource；Block 27 can ensure that launching the fixture block 25 on the outer wall of cylinder 5 can smoothly lead to using the structure of inclined plane shapeCross block 27；The present invention is during acupuncture treatment, and draw point whole process is invisible, can effectively mitigate the feared state of mind of patient, due to operationWhole sharp draw point is not exposed, can be prevented effectively from Infection Action personnel in operation, and medical waste will not be accidentally injuredOther people；Total, the present invention has the advantages that smart structural design, simple to operate and can effectively to mitigate patient painful.
Embodiment 2
As shown in Fig. 1-5, a kind of repeatable remain-type subcutaneous infusion set utilized, it includes transmitter 1, described transmitter 1It is made up of launching seat 2, transmitting cylinder 5, compression spring A6, compression spring B7, draw point 3, remaining needle 4 and trigger 14, it is describedCompression spring A6 and compression spring B7 top are separately fixed in transmitting cylinder 5 close to top and middle position, describedCompression spring A6 bottom is fixed on the position close to bottom on draw point base 12, and described compression spring B7 bottom is fixed onOn the bottom face of launching seat 2, the position on the side of described draw point base 12 close to top is fixed with chuck 13, described cardPlatform 13 is fastened on the transmitting inner surface of cylinder 5 on the fixed projection 32 on top, solid on the described inner surface for launching cylinder 5The left side for determining projection 32 is provided with triggering groove 33, is provided with the triggering block 20 matched therewith in described triggering groove 33,Described triggering block 20 is fixed on the top end face of launching seat 2, and described transmitting the medianly zygomorphic of cylinder 5 is provided with cunningIn block 23, the vertical slideway 22 being arranged on launching seat 2 that described sliding block 23 is slided, the described outer surface for launching cylinder 5The both sides of top shoe 23 are provided with fixture block 25 close to the position of bottom, close to the position on top on the outer surface of described sliding block 23Pressing lever 21 is provided with, the outer end of described pressing lever 21 is stretched out outside transmitting cylinder 5, and described trigger 14 is by being hinged on hairThe block 27 for penetrating the button 28 outside seat 2, the spring leaf 29 being fixed on the inner face of button 28 and ramp structure is constituted, describedSpring leaf 29 and block 27 are located at button 28 respectively and above and below the transmitting jointed shaft of cylinder 5, the described card of block 27 is setLimited block 26, described bullet are fixed with the top of fixture block 25 on the transmitting outer wall of cylinder 5, the lateral surface of described fixture block 25The top of reed 29 and limited block 26 are resisted against on launching seat 2, and the upper surface of described launching seat 2 passes through dismountable modeIt is connected with base 16, the lower surface of described draw point base 12 is fixedly connected by dismountable mode with connecting seat 11, describedThe bottom of connecting seat 11 be fixed with connecting rod 9, described connecting rod 9 is arranged in the through hole 10 of the bottom center of launching seat 2；InstituteThe bottom for the transmitting cylinder 5 stated is connected with rotating seat 31, and the both sides of described rotating seat 31 are fixed with horizontal fix bar 30, describedHorizontal fix bar 30 be buckled in the fixing groove 24 that the bottom of two vertical slideway 22 on launching seat 2 is connected；Under described base 16Surface is provided centrally with boss 17, the hole clipping 18 for being provided centrally with matching with indwelling needle 19 of described boss 17, instituteThe base 16 stated is provided centrally with indwelling pin hole 19；Described base 16 is connected with injection end cap by dismountable mode34, the L-shaped draw point for being provided centrally with being connected with the injection orifice at the center of remaining needle base 15 of the described injection lower surface of end cap 3435, the outer end of described L-shaped draw point 35 is connected with injection hose 36, and the outer end of described injection hose 36 is connected with sealing-plug37；The outer cover of the described inside connecting rod 9 of through hole 10 is provided with protection end cap 8.
In the use of the present invention, base 16 is fixed on into the position that patient needs to inject, Ran Houxiang by medical dual-side glueLower pressing button 28 so that the fixed block 27 in the lower section of button 28 is rotated with respect to jointed shaft, so as to unclamp 27 pairs of hairs of blockThe limitation of shooting cylinder body 5, afterwards, transmitting cylinder 5 are moved up in the presence of compression spring B7 along the axial direction of launching seat 2, directlyTriggering block 20 on to the top end face of launching seat 2 is just snapped onto in the triggering groove 33 on transmitting cylinder 5 top, in triggering block 20Under effect, draw point base 12 rotates relative to the transmitting inwall of cylinder 5, after the supporting role for losing fixed projection 32, in compression bulletIn the presence of spring A6, the drive draw point 3 of draw point base 12 is moved downward to the bottom of launching seat 2 along the transmitting axis direction of cylinder 5, andRemaining needle 4 is remained in human body, under transmitter 1 is dismantled from base after the completion of transmitting, and injection end cap 34 is fixed into bottomOn seat 16, now, the interior of L-shaped draw point 35 on injection end cap 34 corrects the injection orifice for being inserted into the center of remaining needle base 15It is interior, draw point base 12 can be passed through directly to patient injection decoction by the injection hose 36 and remaining needle 4 injected on end cap 34The connecting rod 9 of upper connection can take out discarded draw point out of the bottom of launching seat 2 through hole 10；In acupuncture treatment transfusion next time,Pressing lever 21 is pressed down on so that transmitting cylinder 5 is moved down along vertical slideway 22, until the fixture block on the transmitting outer wall of cylinder 525 cards are set on the lower surface of block 27, and then the draw point base 12 for being arranged with remaining needle 4 is fixed on to the connection on the top of connecting rod 9On seat 11, draw point base 12 is fed through in transmitting cylinder 5 close to the position on top by connecting rod 9, it is then appropriate to rotate steelDraw point base 12 can be fixed on the inwall of transmitting cylinder 5 by pin base 12, so as to realize the recycling of emitter, be subtractedThe waste of few resource；Block 27 can ensure that launching the fixture block 25 on the outer wall of cylinder 5 can smoothly lead to using the structure of inclined plane shapeCross block 27；It is connected with rotating seat 31 in the bottom of shooting cylinder body 5, the both sides of rotating seat 31 are fixed with horizontal fix bar 30, and twoThe bottom of vertical slideway 22 is connected with the fixing groove 24 being engaged with fix bar 30, and draw point base 12 is being fixed on into transmitting cylinder, can be by the horizontal buckle fixing groove 24 of fix bar 30, so as to mitigate the pressure suffered by block 27 when interior；Under described base 16Surface is provided centrally with boss 17, the hole clipping 18 for being provided centrally with matching with indwelling needle 19 of described boss 17, justIn fixed remaining needle base 15；The outer end of injection hose 36 is connected with sealing-plug 37, after the completion of injection, passes through 37 pairs of notes of sealing-plugFlexible pipe 36 is penetrated to be sealed；The outer cover of the inside connecting rod 9 of through hole 10, not only can be in emission process provided with protection end cap 8Connecting rod 9 is supported, and is also prevented from during 3 resilience of draw point outside ejection launching seat 2；The present invention during acupuncture treatment,Draw point whole process is invisible, can effectively mitigate the feared state of mind of patient, because the whole sharp draw point of operation is not exposed, can effectively keep awayExempt from Infection Action personnel in operation, and medical waste will not accidentally injure other people；Total, the present invention has structure designAdvantage that is ingenious, simple to operate and can effectively mitigating patient's pain.