CN208435732U - Anaesthetic puncture needle - Google Patents

Abstract

Anaesthetic puncture needle, including anaesthetic puncture needle and pedestal, anaesthetic puncture needle are made of syringe needle, needle tubing, piston rod, piston, nut；Needle tubing is transparent material, outlet is fixedly mounted in needle tubing one end, syringe needle is fixedly mounted in exit lower end, piston is equipped in needle tubing, piston can be in needle in-pipe, the first circular trough is opened up in piston, bearing is equipped in first circular trough, first circular trough inner wall is fixedly connected with bearing outer ring, bearing inner race is fixedly connected with piston rod, push handle is fixedly mounted in piston rod one end, piston rod is external thread structure, piston rod top surface opens up the second circular trough, second circular trough top surface opens up first through hole, piston rod is passed through out of first through hole, it is communicated inside first through hole and the second circular trough, two strip grooves are opened up outside second circular trough, it is communicated inside strip groove and the second circular trough.The utility model can make medical staff accurately to anaesthetizing at the sufferer of patient, and medical staff can accurately spray arcotic to patient.

Description

Anaesthetic puncture needle

Technical field

The utility model belongs to technical field of medical equipment, specifically anaesthetic puncture needle.

Background technique

In clinical operation, anesthesia is essential important link, at present when carrying out epidural puncture, anesthesia personnel Feeling of falling through when operation is relied primarily on to judge that anesthesia spinal needle needle point is pricked in epidural space, when spraying arcotic, is not allowed Easily keep the dosage of arcotic accurate, brings pain to patient.

Utility model content

The utility model provides anaesthetic puncture needle, to solve defect in the prior art.

The utility model is achieved by the following technical programs:

Anaesthetic puncture needle, including anaesthetic puncture needle and pedestal, anaesthetic puncture needle is by syringe needle, needle tubing, piston rod, piston, spiral shell Mother's composition；Needle tubing is transparent material, and outlet is fixedly mounted in needle tubing one end, and exit lower end is fixedly mounted syringe needle, is equipped with and lives in needle tubing Plug, piston can open up the first circular trough in needle in-pipe, piston, be equipped with bearing in the first circular trough, in the first circular trough Wall is fixedly connected with bearing outer ring, and bearing inner race is fixedly connected with piston rod, and push handle is fixedly mounted in piston rod one end, and piston rod is outer Helicitic texture, piston rod top surface open up the second circular trough, and the second circular trough top surface opens up first through hole, and piston rod is from first through hole It inside passes through, is communicated inside first through hole and the second circular trough, two strip grooves, strip groove and second are opened up outside the second circular trough It is communicated inside circular trough, inserted block is equipped in strip groove, inserted block can move in strip groove, and bar shaped groove bottom is equipped with nut, piston Bar is to be threadedly engaged with nut, and two slots are opened up on nut, and inserted block can be corresponded to and is inserted into slot, the fixed peace in pedestal two sides Positioning belt is filled, positioning belt is hard material, and positioning belt top surface opens up several circular holes, and the inclination of two of them circular hole opens up, inclined For two circular hole gradients on the contrary, elastic bandage is fixedly mounted in positioning belt both ends, velcro is fixedly mounted in one end of bandage, The continuous face of velcro is fixedly mounted in one end of one of bandage, and the hook side of velcro is fixedly mounted in one end of another bandage, The continuous face of velcro and the hook side of velcro can cooperate, and positioning belt top surface opens up sliding slot, and pedestal can be mobile in sliding slot, bottom Guide rod is fixedly mounted in seat top surface two sides, and guide plate is fixedly mounted in two guide rod upper ends, and guiding plate top surface opens up the second through-hole, Arc panel is equipped in second through-hole, guide plate one end opens up jack, is equipped with inserted link in jack, inserted link one end is fixedly connected with arc Plate, the inserted link other end are located at outside jack, and the inserted link other end is fixedly connected with cross bar, and inserted link periphery is equipped with spring, and spring one end is solid Surely cross bar is connected, the spring other end is fixedly connected with guide plate, and spring gives cross bar one pulling force always.

Anaesthetic puncture needle as described above, the syringe needle lower end open up several fluid holes.

Anti-skid chequer is arranged in anaesthetic puncture needle as described above, the needle tubing outer wall.

Graduated scale is fixedly mounted in anaesthetic puncture needle as described above, the needle tubing outer wall.

The utility model has the advantages that: the utility model can make medical staff accurately numb to carrying out at the sufferer of patient Liquor-saturated, medical staff can accurately spray arcotic to patient.At the sufferer of patient, positioning belt is tied up in patient using bandage With, it is located at positioning belt at sufferer, the continuous face of velcro and the hook side of velcro is combined together, scutching as needed is liquor-saturated The position of medicine adjusts positioning belt, and circular hole is made to be just aligned the position for needing to spray arcotic；Inserted link can be passed through by pulling out cross bar Drive arc panel, it will be able to needle tubing be placed in the second through-hole, and syringe needle is pricked in the position for needing to beat arcotic.Extracting fiber crops When liquor-saturated medicine, inserted block can quickly pull out piston rod in strip groove, and arcotic is entered in needle tubing by syringe needle, add When reagent, inserted block is inserted into slot, nut block it is motionless, rotary-piston bar push piston, amount of piston displacement is smaller, arcotic By the amount of outlet outflow with regard to considerably less, medical staff can accurately spray arcotic to patient.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the utility model structure diagram；Fig. 2 is the enlarged drawing of anaesthetic puncture needle 1；Fig. 3 is the A direction view of Fig. 1 Enlarged drawing；Fig. 4 is the enlarged drawing of the cross-sectional view of the line B-B of Fig. 2.

Appended drawing reference: 1 anaesthetic puncture needle, 2 pedestal, 3 syringe needle, 4 needle tubing, 5 piston rod, 6 piston, 7 nut 8 outlet 9 the One circular trough, 10 16 slot of bearing 11 second circular trough, 12 first through hole, 13 strip groove, 14 inserted block, 15 push handle, 17 magic It is logical to paste 18 positioning belt, 19 circular hole, 20 guide rod, 21 bandage, 22 fluid hole, 23 graduated scale, 24 anti-skid chequer, 25 jack 26 second 31 guide plate of hole 27 arc panel, 28 inserted link, 29 cross bar, 30 spring.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

Anaesthetic puncture needle, as shown, include anaesthetic puncture needle 1 and pedestal 2, anaesthetic puncture needle 1 by syringe needle 3, needle tubing 4, Piston rod 5, piston 6, nut 7 form；Needle tubing 4 is transparent material, and outlet 8 is fixedly mounted in 4 one end of needle tubing, and 8 lower ends of outlet are fixed Syringe needle 3 is installed, is equipped with piston 6 in needle tubing 4, piston 6 can move in needle tubing 4, and the first circular trough 9, the first circle are opened up in piston 6 Bearing 10 is equipped in shape slot 9,9 inner wall of the first circular trough is fixedly connected with 10 outer ring of bearing, and 10 inner ring of bearing is fixedly connected with piston Push handle 15 is fixedly mounted in bar 5,5 one end of piston rod, and piston rod 5 is external thread structure, and 5 top surface of piston rod opens up the second circular trough 11,11 top surface of the second circular trough opens up first through hole 12, and piston rod 5 is passed through out of first through hole 12, first through hole 12 and second It is communicated inside circular trough 11, opens up two strip grooves 13 outside the second circular trough 11, inside strip groove 13 and the second circular trough 11 It communicates, inserted block 14 is equipped in strip groove 13, inserted block 14 can move in strip groove 13, and 13 bottom surface of strip groove is equipped with nut 7, piston Bar 5 is to be threadedly engaged with nut 7, and two slot 16s are opened up on nut 7, and inserted block 14 can be corresponded to and is inserted into slot 16,2 liang of pedestal Positioning belt 18 is fixedly mounted in side, and positioning belt 18 is hard material, and 18 top surface of positioning belt opens up several circular holes 19, two of them circle The inclination of hole 19 opens up, 19 gradient of inclined two circular holes on the contrary, elastic bandage 21 is fixedly mounted in 18 both ends of positioning belt, Velcro 17 is fixedly mounted in one end of bandage 21, and the continuous face of velcro 17 is fixedly mounted in one end of one of bandage 21, another The hook side of velcro 17 is fixedly mounted in one end of a bandage 21, and the continuous face of velcro 17 and the hook side of velcro 17 being capable of phase interworkings It closes, 18 top surface of positioning belt opens up sliding slot, and pedestal 2 can be mobile in sliding slot, 2 top surface two sides of pedestal fixed installation guide rod 20, and two Guide plate 31 is fixedly mounted in 20 upper end of guide rod, and 31 top surface of guide plate opens up the second through-hole 26, is equipped with arc in the second through-hole 26 Plate 27,31 one end of guide plate open up jack 25, are equipped with inserted link 28 in jack 25, and 28 one end of inserted link is fixedly connected with arc panel 27, inserts 28 other end of bar is located at outside jack 25, and 28 other end of inserted link is fixedly connected with cross bar 29, and 28 periphery of inserted link is equipped with spring 30, spring 30 one end are fixedly connected with cross bar 29, and 30 other end of spring is fixedly connected with guide plate 31, and spring 30 gives 29 1 pulling force of cross bar always. The utility model can make medical staff accurately to anaesthetizing at the sufferer of patient, and medical staff can be to patient accurately Spray arcotic.At the sufferer of patient, positioning belt 18 is tied up with patient using bandage 21, positioning belt 18 is made to be located at sufferer Place, is combined together the continuous face of velcro 17 and the hook side of velcro 17, and the position for spraying arcotic as needed adjusts positioning Band 18 makes circular hole 19 be just aligned the position for needing to spray arcotic；Arc can be driven by inserted link 28 by pulling out cross bar 29 Plate 27, it will be able to needle tubing 4 be placed in the second through-hole 26, and syringe needle 3 is pricked in the position for needing to beat arcotic.It is anaesthetized extracting When medicine, inserted block 14 can quickly pull out piston rod 5 in strip groove 13, and arcotic is entered in needle tubing 4 by syringe needle 3, When adding reagent, inserted block 14 is inserted into slot 16, and nut 7 blocks motionless, the promotion piston 6 of rotary-piston bar 5, the displacement of piston 6 Amount is smaller, and for arcotic by the amount of 8 outflow of outlet with regard to considerably less, medical staff can accurately spray arcotic to patient.

Specifically, 3 lower end of syringe needle described in the present embodiment opens up several fluid holes 22.By the setting of fluid hole 22, So that faster to arcotic speed, while also improving and giving arcotic range, the anestetic needle than a traditional fluid hole 22 is imitated Fruit will get well.

Specifically, anti-skid chequer 24 is arranged in 4 outer wall of needle tubing described in the present embodiment.Anti-skid chequer 24 can prevent medical staff couple Patient is skidded on hand when spraying arcotic, reduces the injury to patient.

Further, graduated scale 23 is fixedly mounted in 4 outer wall of needle tubing described in the present embodiment.Go out to have an acupuncture treatment at sufferer, Be able to know that by graduated scale 23 squeeze into medicament in patient body number, and it is more accurate.

Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc. With replacement；And these are modified or replaceed, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution The spirit and scope of scheme.

Claims (4)

1. anaesthetic puncture needle, it is characterised in that: including anaesthetic puncture needle (1) and pedestal (2), anaesthetic puncture needle (1) is by syringe needle (3), needle tubing (4), piston rod (5), piston (6), nut (7) composition；Needle tubing (4) is transparent material, the fixed peace in needle tubing (4) one end It takes on mouth (8), syringe needle (3) are fixedly mounted in outlet (8) lower end, are equipped with piston (6) in needle tubing (4), piston (6) can be in needle tubing (4) Interior movement, piston (6) is interior to be opened up the first circular trough (9), bearing (10) is equipped in the first circular trough (9), in the first circular trough (9) Wall is fixedly connected with bearing (10) outer ring, and bearing (10) inner ring is fixedly connected piston rod (5), and piston rod (5) one end is fixedly mounted Push handle (15), piston rod (5) are external thread structure, and piston rod (5) top surface opens up the second circular trough (11), the second circular trough (11) Top surface opens up first through hole (12), and piston rod (5) is passed through out of first through hole (12), first through hole (12) and the second circular trough (11) internal to communicate, open up two strip grooves (13) outside the second circular trough (11), strip groove (13) and the second circular trough (11) Inside communicates, and is equipped with inserted block (14) in strip groove (13), and inserted block (14) can move in strip groove (13), strip groove (13) bottom surface Equipped with nut (7), piston rod (5) is to be threadedly engaged with nut (7), and two slots (16), inserted block (14) energy are opened up on nut (7) Corresponding to be inserted into slot (16), pedestal (2) two sides are fixedly mounted positioning belt (18), and positioning belt (18) is hard material, fixed Position band (18) top surface opens up several circular holes (19), and two of them circular hole (19) inclination opens up, inclined two circular holes (19) inclination For degree on the contrary, elastic bandage (21) is fixedly mounted in positioning belt (18) both ends, velcro is fixedly mounted in one end of bandage (21) (17), the continuous face of velcro (17) is fixedly mounted in one end of one of bandage (21), and one end of another bandage (21) is fixed The hook side of velcro (17) is installed, the continuous face of velcro (17) and the hook side of velcro (17) can cooperate, positioning belt (18) top surface opens up sliding slot, and pedestal (2) can be mobile in sliding slot, and guide rod (20) are fixedly mounted in pedestal (2) top surface two sides, and two are led Guide plate (31) are fixedly mounted to bar (20) upper end, guide plate (31) top surface opens up the second through-hole (26), in the second through-hole (26) Equipped with arc panel (27), guide plate (31) one end is opened up jack (25), is equipped with inserted link (28) in jack (25), inserted link (28) one end It is fixedly connected arc panel (27), inserted link (28) other end is located at jack (25) outside, and inserted link (28) other end is fixedly connected with cross bar (29), inserted link (28) periphery is equipped with spring (30), and spring (30) one end is fixedly connected cross bar (29), and spring (30) other end is fixed Connecting guide plate (31), spring (30) give (29) pulling force of cross bar always.

2. anaesthetic puncture needle according to claim 1, it is characterised in that: described syringe needle (3) lower end opens up several liquid out Hole (22).

3. anaesthetic puncture needle according to claim 1, it is characterised in that: anti-skid chequer is arranged in needle tubing (4) outer wall (24).

4. anaesthetic puncture needle according to claim 1, it is characterised in that: scale is fixedly mounted in needle tubing (4) outer wall Ruler (23).