CN208611492U - A kind of insulin injection indwelling needle - Google Patents
A kind of insulin injection indwelling needle Download PDFInfo
- Publication number
- CN208611492U CN208611492U CN201721749689.3U CN201721749689U CN208611492U CN 208611492 U CN208611492 U CN 208611492U CN 201721749689 U CN201721749689 U CN 201721749689U CN 208611492 U CN208611492 U CN 208611492U
- Authority
- CN
- China
- Prior art keywords
- needle stand
- interior
- injection
- needle
- infusion catheter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model provides a kind of insulin injection indwelling needle, including outer needle stand, interior needle stand and application, the outer needle stand is removably screwed in the upper end of the interior needle stand, the interior needle stand is bonded in the application, the two sides of the application, which are extended, injection pressing portion, the upper end of the outer needle stand is provided with injection access aperture, the outer needle stand is provided centrally with infusion catheter, the infusion catheter is coated with rubber tube, the lower stomidium interpolation of the infusion catheter enters to have cemented a remaining needle, the interior needle stand upper surface is provided centrally with guide head protruding upward, silica gel plug is provided in the guide head, the core of the interior needle stand and the center of the silica gel plug form up and down completely through centre bore, the remaining needle is mounted in the centre bore and extends to the lower section of the interior needle stand.The utility model can directly cooperate needleless injector, and the diabetic patient population for needing manual contact pin injection has been helped to avoid the fear for bearing frequent contact pin daily and pain.
Description
Technical field
The utility model relates to the field of medical instrument technology more particularly to a kind of insulin injection indwelling needles.
Background technique
Currently, to control, blood glucose fluctuation is horizontal to be made with subcutaneous insulin infusion for type 1 diabetes patient or other needs
Infusion used by user is essentially divided into two kinds: being infused by hand injection and is carried out by insulin infusion pumps defeated
Liquid；Wherein, the user being transfused using above two infusion model generally can be by subcutaneous indwelling needle and infusion pipeline etc.
Consumptive material be infused to avoid frequent contact pin to inject as far as possible.
Must arrange in pairs or groups existing insulin infusion consumptive material (including retention needle infusion port, infusion pipeline etc.) corresponding manufacturer
Insulin infusion pumps produced just can be used；However, existing each famous brand insulin infusion pumps on the market are all with its product
It is special outstanding by and with extremely expensive price to be sold to required diabetic, the insulin infusion pumps of an import
50,000,60,000 yuans easily of price, a domestic insulin infusion pumps price also 20,000,30,000 or even 40,000 yuan of people easily
Coin prices vary.Since interval is expensive, quite a few diabetic patient population can not consume the insulin infusion of above-mentioned valuableness
Pump still has now and much needs the diabetic of insulin injection using self hand injection mode (by injection daily
Device) do frequent insulin hypodermoclysis.
Insulin used in the diabetic specifically for self hand injection insulin is not infused on the market now
Penetrate remaining needle；So frequent contact pin injection need to be endured using syringe come the diabetic of self hand injection insulin
Pain, use are extremely inconvenient.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of insulin injection indwelling needle, can directly cooperate
Needleless injector, helped the diabetic patient population for needing the injection of manual contact pin avoid bearing daily the fear of frequent contact pin with
Pain, it is very easy to use.
The utility model provides following technical scheme, a kind of insulin injection indwelling needle, including outer needle stand, interior needle stand and applies
Patch, the outer needle stand are removably screwed in the upper end of the interior needle stand, and the interior needle stand is bonded in the application；It is described to apply
The two sides of patch, which are extended, injection pressing portion；The upper end of the outer needle stand is provided with injection access aperture, in the outer needle stand
The heart is provided with infusion catheter, and the infusion catheter is coated with rubber tube, and the lower stomidium interpolation of the infusion catheter enters to have cemented
One remaining needle；The interior needle stand upper surface is provided centrally with guide head protruding upward, is provided with silica gel in the guide head
Plug, the core of the interior needle stand and the center of the silica gel plug form up and down completely through centre bore；The remaining needle peace
In the centre bore and extend to the lower section of the interior needle stand.
Preferably, the upper end wall thickness and central stitched open of the rubber tube, the lower edge of the rubber tube thicken in a ring
Cuff, the rubber tube and the infusion catheter are fitted close.
Further, the inner wall of the rubber tube is provided with four paws elastic piece, the rubber tube and the four paws elastic piece
One end rabbet in the annular groove of infusion catheter lower end outer rim.
Preferably, the upper end of the four paws elastic piece is connected with each other and middle part has hole to be slidably matched with the infusion catheter.
Preferably, at least one above lateral V-arrangement ditch folding line of the four paws elastic piece medial surface.
Further, the lower end of the outer needle stand is provided with inside spin interface, is provided in the outer rim of the guide head outer
Screw thread, the inside spin interface are provided with the internal screw thread matched with external screw thread.
Preferably, being provided with external screw thread, fixture block or the card of connection needleless injector in the outer rim of the injection access aperture
Slot.
The utility model has the following beneficial effects: a kind of insulin injection indwelling needle described in the utility model is when in use,
The remaining needle is inserted in diabetic cutaneous and is intended to the place of injection subcutaneously, and the outer needle stand and the interior needle stand are located at patient of diabetes
The surface of person's skin；When diabetic needs insulin injection, insulin is successively via the infusion catheter, the indwelling
Needle and be injected in diabetic's body；The injection access aperture can directly cooperate needleless injector or cooperate pancreas islet indirectly
Plain infusion pump, strong applicability.Based on the above situation, it may be appreciated that the utility model can help to need frequently the glycosuria of manual contact pin injection
Patient group avoids the fear for bearing to have an injection daily and pain, very easy to use.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of insulin injection indwelling needle described in the utility model；
Fig. 2 is the explosive view of insulin injection indwelling needle described in the utility model；
Structural schematic diagram when Fig. 3 is the unused state of insulin injection indwelling needle described in the utility model；
Structural schematic diagram when Fig. 4 is the use state of insulin injection indwelling needle described in the utility model.
Description of symbols:
Outer needle stand 10 injects access aperture 11, infusion catheter 12, rubber tube 13, remaining needle 14, four paws elastic piece 15, annular
Slot 16, inside spin interface 17.
Interior needle stand 20, guide head 21, silica gel plug 22, centre bore 23.
Application 30, injection pressing portion 31.
Specific embodiment
In order to make the purpose of utility model of the utility model, technical solution and technical effect are more clearly understood, tie below
Specific embodiment is closed to be described further the utility model.It should be understood that specific embodiment described herein, be only used for
It explains the utility model, is not used to limit the utility model.
Referring to figs. 1 to Fig. 3, a kind of insulin injection indwelling needle, including outer needle stand 10, interior needle stand 20 and application 30, it is described
Outer needle stand 10 is removably screwed in the upper end of the interior needle stand 20, and the interior needle stand 20 is bonded in the application 30；It is described
The two sides of application 30, which are extended, injection pressing portion 31；The upper end of the outer needle stand 10 is provided with injection access aperture 11, described
Outer needle stand 10 is provided centrally with infusion catheter 12, and the infusion catheter 12 is coated with rubber tube 13, the infusion catheter 12
Lower stomidium interpolation enter to have cemented a remaining needle 14；20 upper surface of interior needle stand is provided centrally with guide head protruding upward
21, silica gel plug 22 is provided in the guide head 21, and the core of the interior needle stand 20 and the center of the silica gel plug 22 form
Up and down completely through centre bore 23；The remaining needle 14 is mounted in the centre bore 23 and extends to the interior needle stand 20
Lower section.
Referring to Fig. 3, the upper end wall thickness and central stitched open of the rubber tube 13, the lower edge of the rubber tube 13, which thickens, is in
Annular cuff, the rubber tube 13 are fitted close with the infusion catheter 12, effectively meet the needs in infusion process, can
Moment positive pressure is generated, prevents venous return from entering solidification in the infusion catheter 12, keeps the infusion catheter 12 unobstructed.
Referring to Fig. 4, the inner wall of the rubber tube 13 is provided with four paws elastic piece 15, the rubber tube 13 and the four paws bullet
Property piece 15 one end rabbet in the annular groove 16 of the 12 lower end outer rim of infusion catheter；The upper end phase of the four paws elastic piece 15
It connects and middle part has hole to be slidably matched with the infusion catheter 12；15 medial surface of four paws elastic piece is more than at least one
Lateral V-arrangement ditch folding line.The four paws elastic piece 15 is set to bend and extend out under the action of by external force, the rubber
13 middle part thin-walled of pipe passively extends empty pocket spherical in shape；After external force disappearance, the resilient pressure effect of the spherical shape empty pocket makes described
Four paws elastic piece 15 and the rubber tube 13 reset, so that effectively preventing injection leakage returns the generation for staying problem with blood.
Referring to Fig. 2, the lower end of the outer needle stand 10 is provided with inside spin interface 17, is arranged in the outer rim of the guide head 21
There is external screw thread, the inside spin interface 17 is provided with the internal screw thread matched with external screw thread, and the outer needle stand 10 removably revolves
It connects in the upper end of the interior needle stand 20, it, can be by the outer needle stand 10 and the interior needle stand when patient needs significantly moving body
20 separation, avoid the remaining needle 14 from damaging patient, consequently facilitating patient activity；It, can meanwhile when being injected for next time
Continue to inject on the same wound, avoids unnecessary secondary injury.
Preferably, be provided in the outer rim of the injection access aperture 11 the connection external screw thread of needleless injector, fixture block or
Card slot, the injection access aperture 11 can directly cooperate needleless injector or cooperate insulin infusion pumps, strong applicability indirectly.
The working principle of the utility model insulin injection indwelling needle are as follows: the remaining needle 14 is inserted in diabetic's skin
Skin is intended to the place of injection subcutaneously, and the outer needle stand 10 and the interior needle stand 20 are located at diabetic cutaneous surface；The outer needle stand 10
And the interior needle stand 20 is applied around at 30 fixations and skin surface injection by described；When diabetic needs to inject pancreas
When the element of island, patient's one hand pressing is in the injection pressing portion 31, and another hand is by the liquid outlet connector end of needleless injector
It is connect with the injection access aperture 11；In connection procedure, 13 front end of rubber tube is pressed downward in the outer needle stand 10, described
Four paws elastic piece 15 is also pressed simultaneously and bends and extend out, and the 13 middle part thin-walled of rubber tube is made passively to extend sky spherical in shape
Capsule；The infusion catheter 12 is connected, and medical fluid is then flowed into the remaining needle 14 along the infusion catheter 12 and is infused into human body.
After liquid infusion, needleless injector is separated with the utility model insulin injection indwelling needle, due to described spherical empty
The resilient pressure of capsule acts on, and resets the four paws elastic piece 15 and the rubber tube 13.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, architectural form cans be flexible and changeable, and can be produced with subseries
Product.Several simple deduction or replace are only made, it is true by the claims submitted all to shall be regarded as belonging to the utility model
Fixed scope of patent protection.
Claims (7)
1. a kind of insulin injection indwelling needle, including outer needle stand, interior needle stand and application, it is characterised in that: the outer needle stand is removable
It is screwed in the upper end of the interior needle stand with unloading, the interior needle stand is bonded in the application；The two sides of the application are extended
There is injection pressing portion；The upper end of the outer needle stand is provided with injection access aperture, and the outer needle stand is provided centrally with infusion catheter,
The infusion catheter is coated with rubber tube, and the lower stomidium interpolation of the infusion catheter enters to have cemented a remaining needle；The interior needle
Seat upper surface is provided centrally with guide head protruding upward, and silica gel plug, the core of the interior needle stand are provided in the guide head
Portion and the center of the silica gel plug form up and down completely through centre bore；The remaining needle is mounted in the centre bore simultaneously
Extend to the lower section of the interior needle stand.
2. insulin injection indwelling needle as described in claim 1, it is characterised in that: the upper end wall thickness of the rubber tube and center
It cracks, the lower edge of the rubber tube thickens cuff in a ring, and the rubber tube and the infusion catheter are fitted close.
3. insulin injection indwelling needle as claimed in claim 2, it is characterised in that: the inner wall of the rubber tube is provided with four paws
Rabbet in the annular groove of the infusion catheter lower end outer rim one end of elastic piece, the rubber tube and the four paws elastic piece.
4. insulin injection indwelling needle as claimed in claim 3, it is characterised in that: the upper end of the four paws elastic piece mutually interconnects
It connects and middle part has hole to be slidably matched with the infusion catheter.
5. insulin injection indwelling needle as described in claim 3 or 4, it is characterised in that: the four paws elastic piece medial surface is extremely
More than one rare lateral V-arrangement ditch folding line.
6. insulin injection indwelling needle as described in claim 1, it is characterised in that: the lower end of the outer needle stand is provided with interior spiral shell
Be screwed on mouth, and external screw thread is provided in the outer rim of the guide head, the inside spin interface is provided with matched with external screw thread in
Screw thread.
7. insulin injection indwelling needle as described in claim 1, it is characterised in that: be arranged in the outer rim of the injection access aperture
There are external screw thread, fixture block or the card slot of connection needleless injector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721749689.3U CN208611492U (en) | 2017-12-13 | 2017-12-13 | A kind of insulin injection indwelling needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721749689.3U CN208611492U (en) | 2017-12-13 | 2017-12-13 | A kind of insulin injection indwelling needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208611492U true CN208611492U (en) | 2019-03-19 |
Family
ID=65690914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721749689.3U Active CN208611492U (en) | 2017-12-13 | 2017-12-13 | A kind of insulin injection indwelling needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208611492U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110585518A (en) * | 2019-07-29 | 2019-12-20 | 西安交通大学医学院第一附属医院 | Anti-slip protector for peripherally inserted central venous catheter |
| WO2023123946A1 (en) * | 2021-12-31 | 2023-07-06 | 深圳市阿瑞医疗电子有限公司 | Balanced indwelling needle assembly and pasting type liquid medicine infusion system |
-
2017
- 2017-12-13 CN CN201721749689.3U patent/CN208611492U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110585518A (en) * | 2019-07-29 | 2019-12-20 | 西安交通大学医学院第一附属医院 | Anti-slip protector for peripherally inserted central venous catheter |
| CN110585518B (en) * | 2019-07-29 | 2022-06-07 | 西安交通大学医学院第一附属医院 | Anti-slip protector for peripherally inserted central venous catheter |
| WO2023123946A1 (en) * | 2021-12-31 | 2023-07-06 | 深圳市阿瑞医疗电子有限公司 | Balanced indwelling needle assembly and pasting type liquid medicine infusion system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2673024A2 (en) | Nighttime basal dosing device | |
| CN203577031U (en) | Insulin infusion adapter port capable of being loaded and unloaded in random direction | |
| CN208611492U (en) | A kind of insulin injection indwelling needle | |
| CN209679273U (en) | Drug delivery device is used in a kind for the treatment of of Chinese medicine anal intestine | |
| CN203001687U (en) | Perfusion connector of disposable indwelling catheter | |
| CN210813130U (en) | Double-cavity remaining needle | |
| CN207356323U (en) | continuous positive pressure remaining needle | |
| CN211751504U (en) | Miniature micro-dispensing-free infusion pump | |
| CN201015667Y (en) | Injection and transfusion dual-purpose scalp needle | |
| CN206239819U (en) | A kind of closed straight type remaining needle | |
| CN205181905U (en) | Novel intravenous route ware | |
| CN110180054A (en) | A kind of closed loop drug delivery systems | |
| CN205235057U (en) | But needleless infusion malleation connects | |
| CN2537394Y (en) | Y shape injection piece | |
| CN208610945U (en) | A kind of no pressure high-safety needle staying on vein | |
| CN209019579U (en) | A kind of suspension infusion device | |
| CN108904970A (en) | A kind of multipurpose medical anti-reflective stream connector | |
| CN205235169U (en) | Disposable two -chamber silica gel catheter connects | |
| CN214970291U (en) | Anti-wall-sticking venous indwelling needle | |
| CN216169197U (en) | Analgesia pump with automatic medicine pumping function | |
| CN210542693U (en) | Venous indwelling needle capable of preventing infusion stimulation | |
| CN207654527U (en) | A kind of intraperitoneal administration indwelling equipment | |
| CN208864939U (en) | Love remaining needle plaster | |
| CN108785791B (en) | Double-lumen venous transfusion port capable of preventing thrombosis and preventing secondary infection | |
| CN213852476U (en) | Y-shaped remaining needle convenient for secondary needling |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |