CN107088243A - Tie rod formula Transfusion needle pipe has pin to be connected anti-drop device with infusion connector - Google Patents
Tie rod formula Transfusion needle pipe has pin to be connected anti-drop device with infusion connector Download PDFInfo
- Publication number
- CN107088243A CN107088243A CN201710305276.4A CN201710305276A CN107088243A CN 107088243 A CN107088243 A CN 107088243A CN 201710305276 A CN201710305276 A CN 201710305276A CN 107088243 A CN107088243 A CN 107088243A
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- China
- Prior art keywords
- tie rod
- infusion connector
- slotted eye
- transfusion needle
- needle pipe
- Prior art date
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M39/1011—Locking means for securing connection; Additional tamper safeties
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M39/14—Tube connectors; Tube couplings for connecting tubes having sealed ends
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
- A61M2005/1587—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body suitable for being connected to an infusion line after insertion into a patient
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M2039/1027—Quick-acting type connectors
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
- A61M2039/1066—Tube connectors; Tube couplings having protection means, e.g. sliding sleeve to protect connector itself, shrouds to protect a needle present in the connector, protective housing, isolating sheath
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Vascular Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Transfusion device Transfusion needle pipe and the stab type connection insertion of indwelling apparatus outside human body is prevented to be connected anti-drop device the present invention relates to a kind of, particularly a kind of tie rod formula Transfusion needle pipe has pin to be connected anti-drop device with infusion connector, and its structural feature is：Also include a kind of anti-dropping device, anti-dropping device includes body and upper attachment means and lower connecting device, at least one being vertically connected with device is a kind of in the fastening device for facilitating snapping using process and threading off, upper attachment means are connected with Transfusion needle pipe, lower connecting device is connected with infusion connector, body is connected across between upper and lower attachment means, either one of them just completes connection to upper and lower attachment means before Transfusion needle pipe insertion calparine cap with corresponding portion or the two just completes snapping after Transfusion needle pipe insertion calparine cap with correspondence portion.The present invention has the following advantages that compared with prior art：It is simple in construction, with low cost, easy to use, the problem of Transfusion needle pipe efficiently solved with the presence of pin docking easily comes off.
Description
Technical field
The stab type connection insertion of transfusion device Transfusion needle pipe and indwelling apparatus outside human body is prevented the present invention relates to a kind of
Anti-drop device is connected, particularly a kind of tie rod formula Transfusion needle pipe has pin to be connected anti-drop device with infusion connector.
Background technology
In clinical treatment, the docking mode of the outer indwelling apparatus of human body and transfusion device, which is divided into, pin and needleless docking.There is pin
Docking mode is as shown in figure 1, the Transfusion needle pipe 3 of transfusion device is to insert connecing for infusion connector 2 and indwelling apparatus via calparine cap
First 1 inner chamber constituted, it is affixed by frictional resistance between needle tubing and calparine cap plug.In infusion process, sufferer is sometimes unintentionally big
Amplitude limb activity, transfusion device top hose is caused the transfusion of the Transfusion needle pipe and indwelling apparatus of transfusion device to connect by object hanging and pulling
Head separation, causes transfusion to leak；Particularly Patients with Neurosurgery be generally unconsciousness, it is restless, uncooperative, easily infuse
Device needle tubing departs from indwelling apparatus, causes transfusion to leak；Also patient infant due to painful uneasy irritated limb activity width
Degree is big, it is easier to cause transfusion device needle tubing to be come off with indwelling apparatus, so as to influence transfusion；It is so invisible to add medical personnel's work
Measure and psychological burden, it has to Transfusion needle pipe and infusion connector are fastened using medical adhesive tape, the result is that adhesive tape
Upper colloid is sticky in infusion connector head, and joint head is easy to adhere to dirt in environment during indwelling instrument deployed, then
Infusion connector must not be changed without during secondary transfusion.In some medical treatment situations, in order to prevent transfusion device from departing from infusion connector, generally adopt
With no-needle transfusion device docking no-needle transfusion joint, but no-needle transfusion joint is all somewhat expensive, and more expensive than unfractionated heparin cap upper tens
Even hundreds of times, are kind of an additional economic burden to sufferer.
The content of the invention
It is an object of the invention to a kind of can solve in Clinical practice according to providing in place of the deficiencies in the prior art
Anticreep problem, but inexpensive tie rod formula Transfusion needle pipe simple in construction has pin to be connected anti-drop device with infusion connector.
The present invention is achieved through the following channels：
Tie rod formula Transfusion needle pipe has pin to be connected anti-drop device, including infusion connector and transfusion device Transfusion needle pipe with infusion connector, defeated
Having on liquid joint on the calparine cap that Transfusion needle pipe is inserted, Transfusion needle pipe has needle handle and needle handle fin, and its structural feature is：
Also include a kind of anti-dropping device, anti-dropping device includes body and upper attachment means and lower connecting device, is vertically connected with device
At least one is a kind of in the fastening device for facilitating snapping using process and threading off, and upper attachment means connect with Transfusion needle pipe
Connect, lower connecting device is connected with infusion connector, body is connected across between upper and lower attachment means, upper and lower attachment means or wherein
One of Transfusion needle pipe insertion calparine cap before just with corresponding portion complete connect, or the two Transfusion needle pipe insertion liver
Just snapping is completed after plain cap with corresponding portion.
So, after Transfusion needle pipe inserts calparine cap, by anti-dropping device of the present invention, Transfusion needle pipe is connect with transfusion
Head pull and support together so that the two infusion process without departing from.After transfusion terminates, one of them fastening device of threading off, you can
Transfusion needle pipe is allowed to extract.
As long as it is that fastening device can just complete above-mentioned snapping and dropout work one of to be vertically connected with device.
But only one of which fastening device means that anti-drop device will be connected to one with Transfusion needle pipe or infusion connector during fabrication
Rise.Up and down two fastening devices and deposit, then mean that anti-drop device and infusion connector and point of Transfusion needle pipe can be realized
Vertical construction, only needs just to be attached when in use.
The purpose of the present invention can also be realized by following approach.
Anti-dropping device body is a kind of strip member, and its lower end has the lower slotted eye through the positive back side, this lower slotted eye and transfusion
Dash forward the convex clip snapping that protrudes on joint and constitute lower fastening device.
The concrete structure of the prominent convex clip protruded has a variety of preferred in above-mentioned lower fastening device：
On convex clip or be provided with barb or set it is fluted, under the body that snapping enters slotted eye lock in this barb or groove
In.
Either crotch the latter is that hook end, which is provided with, is easy to lower groove in horizontal T-shaped to both sides side hook to above-mentioned barb downwards
The chamfering that hole is buckled into.
Anti-dropping device body is a kind of strip member, and its lower end is connected by a kind of foldable muscle piece with a kind of ring, this circle
Ring latches in and constitutes lower fastening device on infusion connector in corresponding annular groove, a kind of full circle ring of the ring either one
Plant slightly larger than semicircle, the semicircle ring that can laterally buckle in annular groove.
Above-mentioned semicircle ring is because there is interior segmental arc slightly larger than semicircle, and this interior segmental arc elastic can support exhibition and laterally buckle into annular groove.
Anti-dropping device body is a kind of strip member, and its lower end is hinged by a kind of hinge and infusion connector, composition hinge
Hinging supporting shaft and hinged hole are located on body lower end and infusion connector respectively.
Hinge is that a kind of spherical hinging supporting shaft and spherical hinged hole snap together ball free to rotate by elastic deformation
Shape hinge, the spherical linkage is a kind of fastening device.
Anti-dropping device body is a kind of strip member, and its upper end has the upper slotted eye through the positive back side, and slotted eye is snapped on this
Needle handle fin, and it is upper fastening device.
Strip member upper end has kink, and the kink front end has Ω shape card tube seats, and needle handle is snapped into upper slotted eye
During fin, this Ω shape card tube seat snapping enters needle handle.
So, upper fastening device has dual retaining structure, so that snapping is more firm.
The strip member of anti-dropping device body is made up of elastomeric material, and in the tie rod of thin type strip, manufacture thereon has difference
With needle handle fin and the upper and lower slotted eye of infusion connector snapping, slotted eye or smooth continuously in a kind of long slot bore, Huo Zhejie above and below this
Continuous is in ladder long slot bore, either each independent and mutually closing or upper slotted eye can be a kind of open type, in upper slotted eye upper end
A line of rabbet joint is opened up, non-close hole is formed, or tie rod upper end or upper slotted eye upper end can also be a kind of hook-shaped.
The strip member of anti-dropping device body is fabricated from a flexible material in a kind of tie rod, and one end is provided with a square in the middle of the wide face of tie rod
Shape, or it is circular, or the lower slotted eye of ellipse, from slotted eye on one is provided with a certain distance from lower slotted eye, upper slotted eye length is enough to be inserted in needle handle
Fin, upper slotted eye other end tie rod body extension certain length, takes the lead as managing, first slotted eye under tie rod is inserted on infusion connector
Convex clip, then bending tie rod, convex clip is inserted in by upper slotted eye.
It is so designed that, tie rod will not produce obstruction during infusion connector indwelling.
In summary, the present invention has the following advantages that compared with prior art：It is simple in construction, it is with low cost, it is easy to use, have
The problem of Transfusion needle pipe that effect solves with the presence of pin docking easily comes off.
Brief description of the drawings：
Fig. 1 is that the outer indwelling apparatus of human body and transfusion device have pin docking schematic diagram
Fig. 2 is a kind of tie rod formula Transfusion needle pipe of the present invention has what pin was connected anti-drop device to have pin docking mode with infusion connector
Structural representation stereogram
Fig. 3 is a kind of infusion connector body construction schematic isometric
Fig. 4 is a kind of infusion connector body construction schematic isometric
Fig. 5 is a kind of anti-dropping device body construction schematic front view
Fig. 6 is a kind of anti-dropping device body construction schematic front view
Fig. 7 is a kind of anti-dropping device body construction schematic front view
Fig. 8 is a kind of anti-dropping device body construction schematic front view
Fig. 9 is that a kind of tie rod formula Transfusion needle pipe of the present invention has pin to be connected anti-drop device dropout and remove pin process with infusion connector
Schematic isometric
Figure 10 is that a kind of tie rod formula Transfusion needle pipe of the present invention has pin to be connected anti-drop device dropout completion solid with infusion connector
Schematic diagram
Figure 11 is a kind of anti-dropping device body construction schematic front view
Figure 12 is a kind of anti-dropping device body construction schematic front view
Figure 13 is a kind of anti-dropping device body construction schematic front view
A kind of anti-dropping device body construction schematic front views of Figure 14
Figure 15 is a kind of tie rod formula Transfusion needle pipe of the present invention has what pin was connected anti-drop device to have pin docking knot with infusion connector
Structure schematic isometric
Figure 16 is a kind of anti-dropping device structural representation stereogram
Figure 17 is that a kind of another axle of anti-dropping device surveys direction structure schematic isometric
Figure 18 is a kind of infusion connector structural representation front view
Figure 19 is that a kind of tie rod formula Transfusion needle pipe of the present invention has pin to be connected anti-drop device dropout completion solid with infusion connector
Schematic diagram
Figure 20 is a kind of tie rod formula Transfusion needle pipe of the present invention has what pin was connected anti-drop device to have pin docking knot with infusion connector
Structure schematic isometric
Figure 21 is a kind of infusion connector and anti-dropping device body connection signal front view
Figure 22 is a kind of infusion connector and anti-dropping device body connection signal top view
Figure 23 is a kind of snap ring structure schematic isometric
Figure 24 is a kind of tie rod formula Transfusion needle pipe of the present invention has what pin was connected anti-drop device to have pin docking knot with infusion connector
Structure schematic isometric
Figure 25 is a kind of anti-dropping device structural representation stereogram
Figure 26 is a kind of infusion connector structural representation stereogram
Figure 27 is a kind of tie rod formula Transfusion needle pipe of the present invention has what pin was connected anti-drop device to have pin docking knot with infusion connector
Structure schematic isometric
Figure 28 is a kind of infusion connector structural representation stereogram
Figure 29 is a kind of anti-dropping device structural representation stereogram
Figure 30 is that a kind of tie rod formula Transfusion needle pipe of the present invention has pin to be connected anti-drop device snapping and threaded off with infusion connector
Journey schematic perspective view
More description in detail is carried out to the present invention below in conjunction with the accompanying drawings.
Embodiment
Embodiment one：
Reference picture 2, tie rod formula Transfusion needle pipe and infusion connector have pin to be connected anti-drop device, including infusion connector 2 and transfusion device it is defeated
Having on liquid needle tubing 3, infusion connector 2 on the calparine cap that Transfusion needle pipe 3 is inserted, Transfusion needle pipe has needle handle and needle handle fin, also
Include a kind of anti-dropping device, anti-dropping device includes body and upper fastening device and lower fastening device, upper fastening device and the needle handle wing
Piece is connected, and lower fastening device is connected with infusion connector, and body is connected across between upper and lower fastening device.
As shown in Figure 2, Figure 3 and Figure 4, anti-dropping device is oriented to convex clip 2.1 on calparine cap and tie rod 4 is constituted.Convex clip 2.1 is set
In on eversion type plug heparin cap main body, convex clip is in horizontal T-shaped, and front end has chamfering, is buckled into when being easy to tie rod 4 to assemble.
As shown in figure 4, convex clip 2.1 can equally be arranged at built-in plug heparin cap main body.
As shown in Fig. 5-Fig. 7 and Figure 11-14, tie rod 4 is made up of flexible material, in slim strip, in wide face
Between have ladder long slot bore 4.1 and 4.2（See Fig. 5）, or same width elongated hole, but certain position is provided with spacing convex clip 4.4
（See Fig. 6）Or rib 4.5（See Fig. 7）.Top long slot bore is that upper slotted eye is used to be fixed by socket transfusion needle handle fin, bottom long slot bore
It is slidably matched for lower slotted eye with being oriented to convex clip 2.1 on calparine cap.Upper slotted eye can be a kind of open type, be opened up in upper slotted eye upper end
One line of rabbet joint, forms non-close hole（See Figure 11, Figure 12, Figure 14）.Tie rod upper end or upper slotted eye upper end can also be a kind of
It is hook-shaped to see Figure 11, Figure 12, Figure 13, Figure 14）.When upper slotted eye and needle handle fin are socketed, lower slotted eye bottom face and the bottom surface of convex clip 2.1
Touch, such transfusion needle axial slip and radially wobbling is restricted, it is therefore prevented that syringe needle is deviate from.
Transfusion terminates, as shown in Figure 9.Move tie rod 4 and be socketed end with needle handle fin, make tie rod 4 depart from fin, it is then, past
Away from transfusion needle direction slide tie rod, untill tie rod is motionless, tie rod upper surface it is concordant with calparine cap plug end face or it is low mistake glue
End face is filled in, is so easy to sterilize plug end face in transfusion next time.
As shown in figure 8, tie rod 4 can also be and be fabricated from a flexible material, one end is provided with a rectangle, or circle in the middle of the wide face of tie rod
Shape, or the lower slotted eye 4.6 of ellipse, from slotted eye 4.7 on one is provided with a certain distance from lower slotted eye, upper slotted eye length is enough to be inserted in the needle handle wing
Piece, upper slotted eye other end tie rod body extension certain length, 4.8 are taken the lead as managing；During assembling, first by 4.6 sets of slotted eye under tie rod
Enter convex clip 2.1 on calparine cap, then bending tie rod, because upper slotted eye short has than larger support exhibition elasticity, convex clip can be inserted in easily
2.1（See Figure 10）, tie rod bending top surface be no more than calparine cap plug top surface, taken the lead in use, pullling tie rod and managing in 4.8, order
Slotted eye 4.7 deviates from convex clip 2.1, then is inserted in needle handle fin, and reaching prevents syringe needle from deviating from purpose.Transfusion terminates, and pulling, which is managed, takes the lead
4.8, depart from socket, upper slotted eye is recovered into convex clip 2.1 again, in this way, tie rod 4 just has no relations during calparine cap indwelling.
Embodiment two：
Reference picture 15- Figure 18, tie rod formula Transfusion needle pipe has pin to be connected anti-drop device with infusion connector, and anti-dropping device is that a capping type is prevented
De- device, it is made up of elastomeric material, and one end is a block 12.1, and the other end is a collar 12.2, has one to have between the two
Certain length strip member 12.3 is connected.The sidewall symmetry of block 12.1 sets Ω shape cards tube seat 12.1.1, defeated for blocking respectively
Liquid needle handle two sections fall.Cap bottom sets an elongated hole 12.1.2 to be upper slotted eye, and for grafting needle handle fin, the collar 12.2 is socketed on
Annular slot 2.7 on infusion connector, not the used time, the cover buckle of block 12.1 is in infusion connector winding the needle tube insertion end（That is calparine cap upper end
Portion, sees Figure 19）, the used time, block is unpluged, after after Transfusion needle pipe insertion infusion connector, needle handle fin is inserted into upper slotted eye, simultaneously will
Needle handle up and down correspond to portion press-in card tube seat 12.1.1, such needle tubing no matter either direction drawing, all without departing from infusion connector.
The not described part of the present embodiment is identical with embodiment one.
Embodiment three：
Reference picture 20- Figure 23, tie rod formula Transfusion needle pipe has pin to be connected anti-drop device with infusion connector, and anti-dropping device is by a tie rod 13.1
And clasp 13.2 is constituted.The bottom of tie rod 13.1 is connected with infusion connector 2 by a kind of foldable muscle piece and is lower connecting device.
A kind of upper slotted eye 13.1.2 through the positive back side is issued on the top of tie rod 13.1, can be socketed with needle handle fin and be formed upper snapping dress
Put.Infusion connector 2 with fold muscle piece back to periphery wall on be provided with it is a kind of by two salient points being spaced apart 2.8 formed it is recessed
Groove, the corresponding position of tie rod lateral surface is also provided with the groove formed by two salient point being spaced apart 13.1.1 simultaneously,.Work as drawing
Turned on bar 13.1 with after needle handle fin snapping, be nested with advance the clasp 13.2 on infusion connector move up and snapping to enter above-mentioned two recessed
In groove, so as to form more firm anti-dropping lock catch.
The not described part of the present embodiment is identical with embodiment one.
Example IV：
Reference picture 24- Figure 26, tie rod formula Transfusion needle pipe has pin to be connected anti-drop device with infusion connector, and anti-dropping device body is a kind of bar
Shape component and be a kind of tie rod, its upper end have through the positive back side upper slotted eye 14.2, slotted eye 14.2 is snapped into the needle handle wing on this
Piece, and it is upper fastening device.Strip member upper end has kink, and the kink front end has Ω shape cards tube seat 14.1, upper
When slotted eye 14.2 is snapped into needle handle fin, this snapping of Ω shape cards tube seat 14.1 enters needle handle.Tie rod lower half, which has, runs through the positive back side
Lower slotted eye 14.3, this lower slotted eye 14.3 constitutes lower fastening device with dashing forward the snapping of convex clip 2.9 protruded on infusion connector 2.
The barb of convex clip 2.9 and form groove, under the body that snapping enters slotted eye lock in this groove.
The not described part of the present embodiment is identical with embodiment.
Most preferred embodiment：
Reference picture 27- Figure 30, tie rod formula Transfusion needle pipe and infusion connector have pin to be connected anti-drop device, anti-dropping device body be it is a kind of by
Two strip members are in the door-shaped frame 15.1 that door font is enclosed, and each strip member lower end is connect by a kind of hinge and transfusion
Head is hinged, and the hinging supporting shaft 2.10 and hinged hole 15.5 for constituting hinge are located on infusion connector 2 and body lower end respectively, and constitute one
Plant attachment means.The upper end of door-shaped frame 15.1 kink 15.4 that continues via changeover portion 15.2, the front end of kink 15.4 is recessed
Provided with Ω shape cards tube seat 15.3, this snapping of Ω shape cards tube seat 15.3 enters needle handle and constitutes fastening device.
The not described part of the present embodiment is identical with embodiment one.
Claims (12)
1. tie rod formula Transfusion needle pipe has pin to be connected anti-drop device, including infusion connector and transfusion device Transfusion needle pipe with infusion connector,
Having on infusion connector on the calparine cap that Transfusion needle pipe is inserted, Transfusion needle pipe has needle handle and needle handle fin, it is characterised in that：Also
Include a kind of anti-dropping device, anti-dropping device includes body and upper attachment means and lower connecting device, is vertically connected with device extremely
One of them is a kind of in the fastening device for facilitating snapping using process and threading off less, and upper attachment means are connected with Transfusion needle pipe,
Lower connecting device is connected with infusion connector, and body is connected across between upper and lower attachment means, upper and lower attachment means or wherein it
Connected once before Transfusion needle pipe insertion calparine cap with the completion of corresponding portion, or the two inserts heparin in Transfusion needle pipe
Just snapping is completed after cap with corresponding portion.
2. tie rod formula Transfusion needle pipe according to claim 1 has pin to be connected anti-drop device with infusion connector, it is characterised in that
Anti-dropping device body is a kind of strip member, and its lower end has the lower slotted eye through the positive back side, and this lower slotted eye on infusion connector with dashing forward
The convex clip snapping that protrudes and constitute lower fastening device.
3. tie rod formula Transfusion needle pipe according to claim 2 has pin to be connected anti-drop device with infusion connector, it is characterised in that
On convex clip or be provided with barb or set it is fluted, under the body that snapping enters slotted eye lock in this barb or groove.
4. tie rod formula Transfusion needle pipe according to claim 3 has pin to be connected anti-drop device with infusion connector, it is characterised in that
Either crotch the latter is that, in horizontal T-shaped, hook end is provided with the chamfering for being easy to lower slotted eye to buckle into both sides side hook to barb downwards.
5. tie rod formula Transfusion needle pipe according to claim 1 has pin to be connected anti-drop device with infusion connector, it is characterised in that
Anti-dropping device body is a kind of strip member, and its lower end is connected by a kind of foldable muscle piece with a kind of ring, and this ring is latched in
Lower fastening device is constituted on infusion connector in corresponding annular groove, a kind of full circle ring of the ring either one kind is slightly larger than
Semicircle, the semicircle ring that can laterally buckle in annular groove.
6. tie rod formula Transfusion needle pipe according to claim 5 has pin to be connected anti-drop device with infusion connector, it is characterised in that
Semicircle ring is because there is interior segmental arc slightly larger than semicircle, and this interior segmental arc elastic can support exhibition and laterally buckle into annular groove.
7. tie rod formula Transfusion needle pipe according to claim 1 has pin to be connected anti-drop device with infusion connector, it is characterised in that
Anti-dropping device body is a kind of strip member, and its lower end is hinged by a kind of hinge and infusion connector, constitute hinge hinging supporting shaft and
Hinged hole is located on body lower end and infusion connector respectively.
8. tie rod formula Transfusion needle pipe according to claim 1 has pin to be connected anti-drop device with infusion connector, it is characterised in that
Hinge is that a kind of spherical hinging supporting shaft and spherical hinged hole snap together spherical linkage free to rotate by elastic deformation, should
Spherical linkage is a kind of fastening device.
9. tie rod formula Transfusion needle pipe according to claim 1 has pin to be connected anti-drop device with infusion connector, it is characterised in that
Anti-dropping device body is a kind of strip member, and its upper end has the upper slotted eye through the positive back side, and slotted eye is snapped into needle handle fin on this,
And it is upper fastening device.
10. tie rod formula Transfusion needle pipe according to claim 1 has pin to be connected anti-drop device with infusion connector, its feature exists
In strip member upper end has kink, and the kink front end has Ω shape card tube seats, and needle handle fin is snapped into upper slotted eye
When, this Ω shape card tube seat snapping enters needle handle.
11. tie rod formula Transfusion needle pipe according to claim 1 has pin to be connected anti-drop device with infusion connector, its feature exists
In, the strip member of anti-dropping device body is made up of elastomeric material, in the tie rod of thin type strip, manufacture thereon have respectively with needle handle
The upper and lower slotted eye of fin and infusion connector snapping, should above and below slotted eye it is either smooth continuously in a kind of long slot bore or continuing in rank
Terraced long slot bore, it is either each independent and mutually closing or upper slotted eye can be a kind of open type, open up one in upper slotted eye upper end
The line of rabbet joint, forms non-close hole, or tie rod upper end or upper slotted eye upper end can also be a kind of hook-shaped.
12. tie rod formula Transfusion needle pipe according to claim 1 has pin to be connected anti-drop device with infusion connector, its feature exists
In, the strip member of anti-dropping device body is fabricated from a flexible material in a kind of tie rod, and one end is provided with a rectangle in the middle of the wide face of tie rod, or
Circle, or the lower slotted eye of ellipse, from slotted eye on one is provided with a certain distance from lower slotted eye, upper slotted eye length is enough to be inserted in needle handle fin,
Upper slotted eye other end tie rod body extension certain length, takes the lead as managing, slotted eye under tie rod first is inserted in into convex clip on infusion connector,
Bending tie rod, convex clip is inserted in by upper slotted eye again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710305276.4A CN107088243B (en) | 2017-05-03 | 2017-05-03 | Stay type infusion needle tube and infusion joint needle connection anti-drop device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710305276.4A CN107088243B (en) | 2017-05-03 | 2017-05-03 | Stay type infusion needle tube and infusion joint needle connection anti-drop device |
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| CN107088243A true CN107088243A (en) | 2017-08-25 |
| CN107088243B CN107088243B (en) | 2023-08-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110624162A (en) * | 2019-09-27 | 2019-12-31 | 郑州大学第五附属医院 | Safety needle device |
| CN111744104A (en) * | 2019-03-27 | 2020-10-09 | 贝克顿·迪金森公司 | Fixation of winged needle set |
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| JPH0734843U (en) * | 1993-12-09 | 1995-06-27 | 日本ゼオン株式会社 | Needle removal prevention tool |
| JPH09239026A (en) * | 1996-03-06 | 1997-09-16 | Nippon Zenyaku Kogyo Kk | Fall-off preventing clip for liquid transfusion bottle and liquid transfusion bottle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111744104A (en) * | 2019-03-27 | 2020-10-09 | 贝克顿·迪金森公司 | Fixation of winged needle set |
| US11338122B2 (en) * | 2019-03-27 | 2022-05-24 | Becton, Dickinson And Company | Winged needle set securement |
| CN111744104B (en) * | 2019-03-27 | 2023-10-13 | 贝克顿·迪金森公司 | Fixing of winged needle sets |
| US11964122B2 (en) | 2019-03-27 | 2024-04-23 | Becton, Dickinson And Company | Winged needle set securement |
| CN110624162A (en) * | 2019-09-27 | 2019-12-31 | 郑州大学第五附属医院 | Safety needle device |
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|---|---|
| CN107088243B (en) | 2023-08-15 |
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