CN109939295A - A kind of spring jack-up formula anti-dropout syringe needle for transfusion device - Google Patents
A kind of spring jack-up formula anti-dropout syringe needle for transfusion device Download PDFInfo
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- CN109939295A CN109939295A CN201910362681.9A CN201910362681A CN109939295A CN 109939295 A CN109939295 A CN 109939295A CN 201910362681 A CN201910362681 A CN 201910362681A CN 109939295 A CN109939295 A CN 109939295A
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- syringe needle
- transfusion device
- hole
- spring
- pin shaft
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Abstract
The invention discloses a kind of springs to jack up formula anti-dropout syringe needle for transfusion device, including syringe needle for transfusion device and anti-shedding mechanism, anti-shedding mechanism is arranged on syringe needle for transfusion device, the syringe needle for transfusion device lower end has leakproof elastic washer, the present invention effectively can avoid syringe needle for transfusion device from surprisingly falling off, and prevent children or the dry dynamic patient of stupor from extracting syringe needle for transfusion device；Avoid drug or blood loss；Prevent pollution environment；Caused by avoiding medical staff from falling off because of syringe needle workload increase and avoid patient or family members therefore caused by scaring and worry；Reduce health resources waste；It reduces the generation of medical treatment and nursing accident and reduces infusion cost.
Description
Technical field
The present invention relates to a kind of medical equipment, in particular to a kind of spring jacks up formula anti-dropout syringe needle for transfusion device.
Background technique
Infusion is that into intracorporal large dosage, (single administration is packaged in 50ml or more) injection by intravenous drip
In glass or plastic infusion bottle or bag, preservative or bacteriostatic agent are free of, it is lasting and equal by infusion apparatus adjustment drop speed when use
Enter vein evenly, provides nutriment, blood and product supplement colloid and blood volume to supplement body fluid, electrolyte etc..Infusion
In the process, it is not intended to know patient or children drag infusion apparatus sometimes, since infusion apparatus front end syringe needle is smooth, it is easy to fall off, make
At drug or blood loss, pollution environment, the workload for increasing medical staff, especially patient or family members is made to get a fright, increase
Patient fluid infusion's cost, and existing infusion apparatus tip infusion hole is too top, and residual liquid is relatively more in infusion bottle, for as youngster
It is insufficient to will cause drug input quantity for the less patient of section's special defects patient fluids' input quantity, some specific drugs are expensive, make
At waste, cost is increased, reduces drug effect.
Summary of the invention
The invention aims to solve in above-mentioned background technique, existing infusion apparatus front end syringe needle is smooth, it is easy to it falls off,
It causes drug or blood loss, pollution environment, the workload for increasing medical staff, especially patient or family members made to get a fright, increase
Add patient fluid infusion's cost, and existing infusion apparatus tip infusion hole is too top, residual liquid is relatively more in infusion bottle, for picture
It is insufficient to will cause drug input quantity for the less patient of paediatrics special defects patient fluids' input quantity, some specific drugs are expensive,
The problems such as causing waste, increasing cost, reduce drug effect, and a kind of spring jack-up formula anti-dropout syringe needle for transfusion device is provided.
A kind of spring jack-up formula anti-dropout syringe needle for transfusion device, including syringe needle for transfusion device and anti-shedding mechanism, anti-shedding mechanism
It is arranged on syringe needle for transfusion device, the syringe needle for transfusion device lower end has leakproof elastic washer, and the syringe needle for transfusion device has first
Elastic rod, the second elastic rod, the first rectangle sliding slot, the second rectangle sliding slot, annular groove, the first spring mounting hole, second spring
Mounting hole, the first infusion hole, the second infusion hole, first sliding groove, second sliding slot, first through hole, the second through-hole, the first elastic rod and
Second elastic rod structure is identical, and the first infusion hole and the second infusion pore size distribution are arranged in syringe needle for transfusion device lower end, leakproof elastic cushion
Circle is arranged in annular groove, and there is the first elastic rod to be arranged in the first rectangle sliding slot, and the second elastic rod is arranged in the second square
In shape sliding slot；
The first elastic rod upper/lower terminal is respectively provided with fixture block and button；
The anti-shedding mechanism includes push handle, first props mechanism and second and prop mechanism, and push handle is covered in syringe needle lower end, and
One props mechanism, and with second to prop mechanism structure identical, and first, which props mechanism, is arranged in first sliding groove, and second, which props mechanism, sets
It sets in second sliding slot；
The push handle lower end is provided with card slot, and middle part is provided with push jack, and top is provided with the second through-hole；
Described first to prop mechanism include sliding block, connecting rod, strut, spring, link block, the first pin shaft, the second pin shaft and
Three pin shafts, spring are arranged in the first spring mounting hole, and sliding block is arranged in first sliding groove, and slider bottom is contacted with spring, sliding
Block is connected by link block with push handle, and connecting rod is connect by the first pin shaft with sliding block, and strut one end passes through the second pin shaft and connecting rod
Connection, the other end are connect by third pin shaft with syringe needle for transfusion device, and third pin shaft passes through first through hole；
The fixture block and card slot cooperate；
The leakproof elastic washer outer wall and push handle sealing cooperate.
The working principle of the invention and process:
Original state, anti-shedding mechanism are not switched on, first prop mechanism and second prop mechanism be vertically to first sliding groove and
Inside second sliding slot, spring is in compressive state, and fixture block is stuck in inside card slot, and the present invention is first inserted into infusion bottle by medical staff
In, lower button is pressed with hand, fixture block and card slot are detached from, and the power for fettering spring stretching, extension at this time disappears, and spring is stretched in first sliding groove, bullet
Spring stretching, extension band movable slider upward sliding, slipper push connecting rod, connecting rod push strut to prolong the rotation of third pin shaft, finally reach strut
State as shown in the figure increases diameter of the infusion apparatus inside bottle body, and syringe needle for transfusion device is made to be not easy to fall off from infusion bottle or dial
Out, the leakage elastic washer being arranged in annular groove shuts the gap between syringe needle for transfusion device and push handle, prevents in infusion
Medical fluid prolongs the outflow of the gap between syringe needle for transfusion device and push handle.
After the completion of infusion, medical staff pulls downward on push handle, and push handle band movable slider moves downward, and sliding block is by spring-compressed
And sliding block pulls connecting rod, connecting rod pulls strut to prolong the rotation of third pin shaft, makes entire first to prop mechanism and return in first sliding groove, push away
When handle is moved downwardly to certain position, fixture block is sticked into card slot, and whole device is locked, and infusion apparatus restores original diameter
Infusion apparatus is extracted.
Beneficial effects of the present invention:
The present invention effectively can avoid syringe needle for transfusion device from surprisingly falling off, and prevent children or the dry dynamic patient of stupor by infusion apparatus needle
Head is extracted；Avoid drug or blood loss；Prevent pollution environment；Workload increases caused by avoiding medical staff from falling off because of syringe needle
Adduction avoid patient or family members therefore caused by scaring and worry；Reduce health resources waste；Reduce medical treatment and nursing accident
Occur and reduce infusion cost.
Detailed description of the invention
Stereoscopic schematic diagram when Fig. 1 is present invention closure.
Fig. 2 is the stereoscopic schematic diagram when present invention opens.
Diagrammatic cross-section when Fig. 3 is present invention closure.
Fig. 4 is the diagrammatic cross-section when present invention opens.
Fig. 5 is the diagrammatic cross-section of syringe needle for transfusion device.
Fig. 6 is the diagrammatic cross-section of syringe needle for transfusion device.
Specific embodiment
It please refers to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, a kind of spring jack-up formula anti-dropout syringe needle for transfusion device, packet
Syringe needle for transfusion device 1 and anti-shedding mechanism 2 are included, anti-shedding mechanism 2 is arranged on syringe needle for transfusion device 1,1 lower end of syringe needle for transfusion device
With leakproof elastic washer 3, the syringe needle for transfusion device 1 has the first elastic rod 11, the second elastic rod 18, the first rectangle sliding slot
12, the second rectangle sliding slot 19, annular groove 13, the first spring mounting hole 14, second spring mounting hole 110, the first infusion hole 15,
Second infusion hole 113, first sliding groove 16, second sliding slot 114, first through hole 17, the second through-hole 115, the first elastic rod 11 and
Two elastic rods, 18 structure is identical, and the first infusion hole 15 and the distribution of the second infusion hole 113 are arranged in 1 lower end of syringe needle for transfusion device, leakproof
Elastic washer 3 is arranged in annular groove 13, there is the first elastic rod 11 to be arranged in the first rectangle sliding slot 12, the second elastic rod
18 are arranged in the second rectangle sliding slot 19；
First elastic rod, 11 upper/lower terminal is respectively provided with fixture block 111 and button 112；
The anti-shedding mechanism 2 props mechanism 22 and second including push handle 21, first and props mechanism 23, and 21 sets of push handle in needle
First 1 lower end, first props mechanism 22, and with second to prop 23 structure of mechanism identical, and first, which props mechanism 22, is arranged in first sliding groove 16
Interior, second, which props mechanism 23, is arranged in second sliding slot 114；
21 lower end of push handle is provided with card slot 211, and middle part is provided with push jack 212, and top is provided with the second through-hole 213；
Described first, which props mechanism 22, includes sliding block 221, connecting rod 222, strut 223, spring 224, link block 225, first
Pin shaft 226, the second pin shaft 227 and third pin shaft 228, spring 224 are arranged in the first spring mounting hole 14, and sliding block 221 is arranged
In first sliding groove 16,221 bottom of sliding block is contacted with spring 224, and sliding block 221 is connected by link block 225 with push handle 21, connecting rod
222 are connect by the first pin shaft 226 with sliding block 221, and 223 one end of strut is connect by the second pin shaft 227 with connecting rod 222, another
End is connect by third pin shaft 228 with syringe needle for transfusion device 1, and third pin shaft 228 passes through first through hole 17；
The fixture block 111 cooperates with card slot 211；
3 outer wall of leakproof elastic washer and the sealing of push handle 21 cooperate.
The working principle of the invention and process:
It please referring to shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, original state, anti-shedding mechanism 2 is not switched on, and first
It plays mechanism 22 and second to prop mechanism 23 and be vertically to inside first sliding groove 16 and second sliding slot 114, spring 224 is in compression shape
State, fixture block 111 are stuck in inside card slot 211, and medical staff first by present invention insertion infusion bottle, presses lower button 112, fixture block with hand
111 are detached from card slot 211, fetter the power that spring 224 stretches at this time and disappear, spring 224 is stretched in first sliding groove 16, spring 224
Stretching, extension band 221 upward sliding of movable slider, sliding block 221 push connecting rod 222, and connecting rod 222 pushes strut 223 to prolong 228 turns of third pin shaft
It is dynamic, so that strut 223 is reached state as shown in Figure 2, increases diameter of the infusion apparatus inside bottle body, make syringe needle for transfusion device not
Easily fall off or transfer to from infusion bottle, be arranged in leakage elastic washer 3 in annular groove 13 by syringe needle for transfusion device 1 and push handle 21 it
Between gap shut, prevent in infusion medical fluid to prolong gap between syringe needle for transfusion device 1 and push handle 21 and flow out.
After the completion of infusion, medical staff pulls downward on push handle 21, and push handle 21 is moved downward with movable slider 221, sliding block 221
Spring 224 is compressed and sliding block 221 pulls connecting rod 222, connecting rod 222 pulls strut 223 to prolong the rotation of third pin shaft 228, makes entire
First, which props mechanism 22, returns in first sliding groove 16, and when push handle 21 is moved downwardly to certain position, fixture block 111 sticks into card slot 211
It is interior, whole device is locked, infusion apparatus restores original diameter, can extract infusion apparatus.
Claims (1)
1. a kind of spring jacks up formula anti-dropout syringe needle for transfusion device, it is characterised in that: including syringe needle for transfusion device (1) and anti-shedding mechanism
(2), anti-shedding mechanism (2) is arranged on syringe needle for transfusion device (1), and syringe needle for transfusion device (1) lower end has leakproof elastic washer
(3), the syringe needle for transfusion device (1) has the first elastic rod (11), the second elastic rod (18), the first rectangle sliding slot (12), second
Rectangle sliding slot (19), annular groove (13), the first spring mounting hole (14), second spring mounting hole (110), the first infusion hole
(15), the second infusion hole (113), first sliding groove (16), second sliding slot (114), first through hole (17), the second through-hole (115), the
One elastic rod (11) is identical with the second elastic rod (18) structure, the first infusion hole (15) and the second infusion hole (113) distribution setting
In syringe needle for transfusion device (1) lower end, leakproof elastic washer (3) setting in annular groove (13) there are the first elastic rod (11) to set
It sets in the first rectangle sliding slot (12), the second elastic rod (18) setting is in the second rectangle sliding slot (19)；
First elastic rod (11) upper/lower terminal is respectively provided with fixture block (111) and button (112)；
The anti-shedding mechanism (2) includes push handle (21), first props mechanism (22) and second and prop mechanism (23), push handle (21)
It covers in syringe needle (1) lower end, first, which props mechanism (22), props that mechanism (23) structure is identical, and first props mechanism (22) sets with second
It sets in first sliding groove (16), second props mechanism (23) setting in second sliding slot (114)；
Push handle (21) lower end is provided with card slot (211), and middle part is provided with push jack (212), and top is provided with the second through-hole
(213)；
Described first to prop mechanism (22) include sliding block (221), connecting rod (222), strut (223), spring (224), link block
(225), the first pin shaft (226), the second pin shaft (227) and third pin shaft (228), spring (224) setting are installed in the first spring
In hole (14), sliding block (221) setting is in first sliding groove (16), and sliding block (221) bottom is contacted with spring (224), sliding block (221)
It is connected by link block (225) with push handle (21), connecting rod (222) is connect by the first pin shaft (226) with sliding block (221), strut
(223) one end is connect by the second pin shaft (227) with connecting rod (222), and the other end passes through third pin shaft (228) and syringe needle for transfusion device
(1) it connects, third pin shaft (228) passes through first through hole (17)；
The fixture block (111) and card slot (211) cooperate；
Leakproof elastic washer (3) outer wall and push handle (21) sealing cooperate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910362681.9A CN109939295A (en) | 2019-04-30 | 2019-04-30 | A kind of spring jack-up formula anti-dropout syringe needle for transfusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910362681.9A CN109939295A (en) | 2019-04-30 | 2019-04-30 | A kind of spring jack-up formula anti-dropout syringe needle for transfusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109939295A true CN109939295A (en) | 2019-06-28 |
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ID=67016911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910362681.9A Pending CN109939295A (en) | 2019-04-30 | 2019-04-30 | A kind of spring jack-up formula anti-dropout syringe needle for transfusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109939295A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110215569A (en) * | 2019-07-16 | 2019-09-10 | 吉林大学 | A kind of syringe with filtering function |
| CN110807999A (en) * | 2019-11-12 | 2020-02-18 | 饶杨扬 | Intelligent lamp box based on safety exit indicator lamp and fire fighting system thereof |
| CN111420175A (en) * | 2020-05-15 | 2020-07-17 | 谷昌德 | Medical infusion bottle plug |
| CN113041444A (en) * | 2021-03-01 | 2021-06-29 | 江苏省人民医院（南京医科大学第一附属医院） | Anti-drop transfer line |
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| CN202554618U (en) * | 2012-05-10 | 2012-11-28 | 四川科伦药业股份有限公司 | Disposable skid-resistant infusion apparatus |
| CN205994809U (en) * | 2016-05-06 | 2017-03-08 | 芜湖市中医医院 | A kind of draw liquid pin with auto-lock function |
| CN206167505U (en) * | 2016-07-30 | 2017-05-17 | 西安交通大学第一附属医院 | Umbrella formula anti -drop transfusion system |
| CN208301910U (en) * | 2017-08-14 | 2019-01-01 | 窦艳娜 | Antipricking dialysis puncture needle |
| CN208389108U (en) * | 2017-09-12 | 2019-01-18 | 肖丽娜 | Bottle plug puncture unit and infusion apparatus |
| CN210009456U (en) * | 2019-04-30 | 2020-02-04 | 吉林大学第一医院 | Spring jacking type anti-drop syringe needle |
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2019
- 2019-04-30 CN CN201910362681.9A patent/CN109939295A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202554618U (en) * | 2012-05-10 | 2012-11-28 | 四川科伦药业股份有限公司 | Disposable skid-resistant infusion apparatus |
| CN205994809U (en) * | 2016-05-06 | 2017-03-08 | 芜湖市中医医院 | A kind of draw liquid pin with auto-lock function |
| CN206167505U (en) * | 2016-07-30 | 2017-05-17 | 西安交通大学第一附属医院 | Umbrella formula anti -drop transfusion system |
| CN208301910U (en) * | 2017-08-14 | 2019-01-01 | 窦艳娜 | Antipricking dialysis puncture needle |
| CN208389108U (en) * | 2017-09-12 | 2019-01-18 | 肖丽娜 | Bottle plug puncture unit and infusion apparatus |
| CN210009456U (en) * | 2019-04-30 | 2020-02-04 | 吉林大学第一医院 | Spring jacking type anti-drop syringe needle |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110215569A (en) * | 2019-07-16 | 2019-09-10 | 吉林大学 | A kind of syringe with filtering function |
| CN110807999A (en) * | 2019-11-12 | 2020-02-18 | 饶杨扬 | Intelligent lamp box based on safety exit indicator lamp and fire fighting system thereof |
| CN111420175A (en) * | 2020-05-15 | 2020-07-17 | 谷昌德 | Medical infusion bottle plug |
| CN111420175B (en) * | 2020-05-15 | 2021-11-02 | 咸宁市中心医院 | Medical infusion bottle plug |
| CN113041444A (en) * | 2021-03-01 | 2021-06-29 | 江苏省人民医院（南京医科大学第一附属医院） | Anti-drop transfer line |
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