CN207640739U - Down inserting type Transfusion needle pipe has needle to connect anti-drop device with infusion connector - Google Patents
Down inserting type Transfusion needle pipe has needle to connect anti-drop device with infusion connector Download PDFInfo
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- CN207640739U CN207640739U CN201720482682.3U CN201720482682U CN207640739U CN 207640739 U CN207640739 U CN 207640739U CN 201720482682 U CN201720482682 U CN 201720482682U CN 207640739 U CN207640739 U CN 207640739U
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- slip cover
- infusion connector
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Abstract
The utility model is related to a kind of stab type connections preventing infusion apparatus Transfusion needle pipe and indwelling instrument outside human body to be inserted into connection anti-drop device, especially a kind of down inserting type Transfusion needle pipe has needle to connect anti-drop device with infusion connector, including infusion connector, the calparine cap being inserted into Transfusion needle pipe on infusion connector, structural feature are：Further include having a kind of Anti-slip cover and fastening device, Anti-slip cover is a kind of tubular shell, axially extending sliding groove is offered on cylinder, for bottom end opening in cylinder bottom end, top is blind in an axial direction only, cylinder top center was equipped with pore, the infusion tube of infusion apparatus, which is worn, to be crossed at this in pore and cylinder lumen, and fastening device is arranged between Anti-slip cover and infusion connector, pulls down Anti-slip cover, after sliding groove sleeve accommodates needle handle fin, Anti-slip cover is connect by fastening device with infusion connector.The utility model has the following advantages that compared with prior art：It is simple in structure, it is of low cost, it is easy to use, solve the problems, such as that Transfusion needle pipe existing for needle docking is easy to fall off.
Description
Technical field
The present invention relates to a kind of stab type connection insertions preventing infusion apparatus Transfusion needle pipe and indwelling instrument outside human body
Anti-drop device is connected, especially a kind of down inserting type Transfusion needle pipe has needle to connect anti-drop device with infusion connector.
Background technology
In clinical treatment, the docking mode of the outer indwelling instrument of human body and infusion apparatus, which is divided into, needle and needleless docking.There is needle
Docking mode is as shown in Figure 1, the Transfusion needle pipe 3 of infusion apparatus is to be inserted into connecing for infusion connector 2 and indwelling instrument via calparine cap
First 1 inner cavity constituted, it is affixed by frictional resistance between needle tubing and calparine cap rubber plug.In infusion process, sufferer is sometimes unintentionally big
Amplitude limb activity, infusion apparatus top hose are caused the infusion of the Transfusion needle pipe and indwelling instrument of infusion apparatus to connect by object hanging and pulling
Head separation, causes infusion to leak；Especially Patients with Neurosurgery be mostly unconsciousness, it is restless, uncooperative, be easily infused
Device needle tubing is detached from indwelling instrument, and infusion is caused to leak；Also patient infant due to painful uneasy irritated limb activity width
Degree is big, it is easier to cause infusion apparatus needle tubing to fall off with indwelling instrument, to influence to be infused；It is invisible in this way to increase medical staff's work
Work amount and psychological burden, it has to Transfusion needle pipe and infusion connector are fastened using medical adhesive tape, as a result, 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 when secondary infusion.In some medical treatment situations, infusion apparatus and infusion connector disengaging, are usually adopted in order to prevent
With no-needle transfusion device docking no-needle transfusion connector, but no-needle transfusion connector is all somewhat expensive, and more expensive than unfractionated heparin cap upper tens
Even hundreds of times are that kind of additional economic is born to sufferer.
Invention content
Being there is provided it is an object of the invention to shortcoming according to prior art a kind of can solve in Clinical practice
Anticreep problem, but inexpensive down inserting type Transfusion needle pipe simple in structure has needle to connect anti-drop device with infusion connector.
The present invention is achieved through the following channels：
Down inserting type Transfusion needle pipe has needle to connect anti-drop device, including infusion connector with infusion connector, has on infusion connector
The calparine cap that Transfusion needle pipe is inserted into, structural feature are：Further include having a kind of Anti-slip cover and fastening device, Anti-slip cover is a kind of
Tubular shell offers axially extending sliding groove on cylinder, and bottom end opening is in cylinder bottom end, and top is blind in an axial direction only, cylinder top
Center was equipped with pore, and the infusion tube of infusion apparatus, which is worn, to be crossed at this in pore and cylinder lumen, and fastening device is arranged in anticreep
Between set and infusion connector, Anti-slip cover is pulled down, after sliding groove sleeve accommodates needle handle fin, Anti-slip cover passes through fastening device and infusion
Connector connects.
In use, first Transfusion needle pipe is inserted into infusion connector, Anti-slip cover is then pulled down, infusion needle handle fin is anti-along entering
It press-offs in sliding groove, Anti-slip cover is inserted in infusion connector, then completes snapping, such Transfusion needle pipe by fastening device and infusion connector
It would not be detached with infusion connector.
The purpose of the present invention can also be realized by following approach.
Fastening device is a kind of Screw connector, and infusion connector is equipped with external screw teeth, is matched with Anti-slip cover internal screw thread, spiral shell
The either whole circle of tooth or it is insufficient circle or is a section shape tooth ear.
Anti-slip cover internal screw thread is arranged in the bottom of cylinder.
Fastening device is a kind of bayonet unit, and cylinder lumen bottom is provided with the buckle of protrusion, this buckles or is connected to
In the correspondence card slot of infusion connector outer wall, or it is connected to the bottom end edge of infusion connector.
The assembly of Anti-slip cover and infusion apparatus infusion tube can only be opened up straight trough on cylinder and cross pore, defeated manufacturing
When liquid device, it is inserted in advance.It can also be following this mode：
The trisquare slot of perpendicular folding shape is offered on cylinder, cylinder top center was equipped with pore, connection is radially offered on cylinder top
Cross the connectivity slot of pore and trisquare slot, the infusion tube on infusion apparatus by this trisquare slot and connectivity slot plug sleeve entered pore and
Cylinder lumen, the perpendicular row slot in trisquare slot are a kind of sliding grooves, bottom end opening in cylinder bottom end, top axial it is blind only but with transverse direction
The folds slot of extension is connected to.
In this way, without being just inserted in advance when manufacturing infusion apparatus, only hose by trisquare grain and need to be connected before the use
Straight slot was inserted in pore and cylinder lumen.
In conclusion the present invention has the following advantages that compared with prior art：It is simple in structure, it is of low cost, it is easy to use, have
Effect has solved the problems, such as that Transfusion needle pipe existing for needle docking is easy to fall off.
Description of the drawings
Fig. 1, which is the outer indwelling instrument of human body and infusion apparatus, needle docking schematic diagram
Fig. 2 is a kind of down inserting type Transfusion needle pipe of the present invention has what needle connect anti-drop device to have needle docking with infusion connector
Mode structural representation stereogram
Fig. 3 is a kind of down inserting type Transfusion needle pipe of the present invention has what needle connect anti-drop device to have needle docking with infusion connector
Mode structural representation three-dimensional cutaway view
Fig. 4 is the schematic diagram that Anti-slip cover is sleeved on infusion apparatus infusion tube
Fig. 5 is a kind of infusion connector stereoscopic schematic diagram
Fig. 6 is a kind of stereoscopic schematic diagram in infusion connector another kind axis survey direction
Fig. 7 is a kind of Anti-slip cover structural representation stereogram
Fig. 8 is a kind of Anti-slip cover structural representation three-dimensional cutaway view
Fig. 9 is a kind of Anti-slip cover stereoscopic schematic diagram
Figure 10 is a kind of down inserting type Transfusion needle pipe of the present invention has what needle connect anti-drop device to have needle to refute with infusion connector
Connect mode structural representation stereogram
Figure 11 is a kind of down inserting type Transfusion needle pipe of the present invention has what needle connect anti-drop device to have needle to refute with infusion connector
Connect mode structural representation three-dimensional cutaway view
Figure 12 is a kind of Anti-slip cover structural representation stereogram
Figure 13 is a kind of Anti-slip cover structural representation three-dimensional cutaway view
Figure 14 is the stereoscopic schematic diagram that a kind of Anti-slip cover is sleeved on infusion apparatus infusion tube
Figure 15 is the three-dimensional schematic sectional view that a kind of Anti-slip cover is sleeved on infusion apparatus infusion tube
More description in detail is carried out to the present invention below in conjunction with the accompanying drawings.
Specific implementation mode
Embodiment one：
With reference to Fig. 2 and Fig. 3, down inserting type Transfusion needle pipe has needle to connect anti-drop device, including infusion connector with infusion connector, defeated
The calparine cap being inserted into Transfusion needle pipe on liquid connector further includes that have a kind of Anti-slip cover and fastening device, Anti-slip cover be a kind of cylinder
Shape shell, fastening device are arranged between Anti-slip cover and infusion connector, and fastening device is a kind of Screw connector.
With reference to Fig. 7, Fig. 8 and Fig. 9, Anti-slip cover is a kind of with internal screw thread 8.2, the tubular shell that can be detached with infusion connector
8.1.The trisquare slot 8.3 of perpendicular folding shape is offered on anticreep sleeve body 8.1, the perpendicular row slot in trisquare slot is a kind of sliding groove, bottom end
It is opened on cylinder bottom end, top axial is blind to stop but be connected to the folds slot being laterally extended.Cylinder top was equipped with pore 8.5, and edge
Radial direction offers connectivity slot 8.4, is connected to pore and trisquare slot.As shown in figure 4, Anti-slip cover by being connected to thereon before the use
The line of rabbet joint is inserted in infusion apparatus top hose in advance.
With reference to shown in Fig. 5, Fig. 6, infusion connector is equipped with external screw teeth 2.4, is matched with Anti-slip cover internal screw thread 8.2, external screw teeth
Can be the insufficient circle of whole circle or section shape tooth ear.
In use, first will Transfusion needle pipe be inserted into infusion connector in, then will infusion needle handle fin along enter Anti-slip cover trisquare slot
In, Anti-slip cover is inserted in infusion connector, then tightens Anti-slip cover, and such Transfusion needle pipe would not be detached with infusion connector.
The not described part of the present embodiment is same as the prior art.
Most preferred embodiment：
0 ~ Figure 15 referring to Fig.1, down inserting type Transfusion needle pipe have needle to connect anti-drop device with infusion connector, and Anti-slip cover is a kind of length
Tubular Anti-slip cover 9.1.
As shown in Figure 12 and Figure 13, long 9.1 inner cavity of tubular Anti-slip cover is stepped cylindrical chamber, and inner cavity has ladder shoulder 9.6.
Symmetrical buckle 9.2 is set apart from cylinder body bottom open end madial wall, equally offers trisquare slot 9.3, cross pore 9.5 and connectivity slot
9.4, symmetrical convex clip 9.3.1, convex clip and perpendicular row fluted shaft are set at a certain distance from trisquare slot 9.3 is close to cylinder top to blind not-go-end spacing
Lower needle handle fin of being infused can be accommodated, hose of infusion apparatus is being inserted in advance using preceding Anti-slip cover.
In use, first will Transfusion needle pipe be inserted into infusion connector in, then will infusion needle handle along enter Anti-slip cover trisquare slot in, prevent
It press-offs and is inserted in infusion connector, until infusion needle handle fin crosses convex clip, symmetrically buckled on Anti-slip cover and also cross infusion connector outer wall,
Button touches infusion connector bottom face, while Anti-slip cover inner cavity ladder shoulder 9.6 offsets with cascaded surface on infusion connector, enables Anti-slip cover in this way
It is more firm, it is not easy beat, such Transfusion needle pipe will not be detached from infusion connector easily, and infusion terminates, and strut Anti-slip cover open end, move back
Go out Anti-slip cover, in the case where the convex cassette tape of trisquare slot is dynamic, Transfusion needle pipe also exits infusion connector.As shown in Figure 14, Figure 15, it is infused at this time
Needle handle is limited in trisquare slot, will not be scurried out outward again, and needle tubing is accommodated in Anti-slip cover completely, same to have reached anti-needle pricks.
The not described part of the present embodiment is identical as embodiment one.
Claims (5)
1. down inserting type Transfusion needle pipe has needle to connect anti-drop device, including infusion connector with infusion connector, have on infusion connector defeated
The calparine cap that liquid needle tubing is inserted into, it is characterised in that：Further include that have a kind of Anti-slip cover and fastening device, Anti-slip cover be a kind of cylindrical case
Body offers axially extending sliding groove on cylinder, and bottom end opening is in cylinder bottom end, and top is blind in an axial direction only, and cylinder top center is set
There is pore, the infusion tube of infusion apparatus, which is worn, to be crossed at this in pore and cylinder lumen, and fastening device setting is in Anti-slip cover and defeated
Between liquid connector, Anti-slip cover is pulled down, after sliding groove sleeve accommodates needle handle fin, Anti-slip cover is connected by fastening device and infusion connector
It connects.
2. down inserting type Transfusion needle pipe according to claim 1 has needle to connect anti-drop device with infusion connector, it is characterised in that：
Fastening device is a kind of Screw connector, and infusion connector is equipped with external screw teeth, is matched with Anti-slip cover internal screw thread, thread is either
Whole circle or it is insufficient circle or is a section shape tooth ear.
3. down inserting type Transfusion needle pipe according to claim 1 has needle to connect anti-drop device with infusion connector, it is characterised in that：
Anti-slip cover internal screw thread is arranged in the bottom of cylinder.
4. down inserting type Transfusion needle pipe according to claim 1 has needle to connect anti-drop device with infusion connector, it is characterised in that：
Fastening device is a kind of bayonet unit, and cylinder lumen bottom is provided with the buckle of protrusion, this buckles or be connected to infusion connector
In the correspondence card slot of outer wall, or it is connected to the bottom end edge of infusion connector.
5. down inserting type Transfusion needle pipe according to claim 1 has needle to connect anti-drop device with infusion connector, it is characterised in that：
The trisquare slot of perpendicular folding shape is offered on cylinder, cylinder top center was equipped with pore, radially offered on cylinder top be connected to pore with
The connectivity slot of trisquare slot, the infusion tube on infusion apparatus were entered by this trisquare slot and connectivity slot plug sleeve in pore and cylinder
Chamber, the perpendicular row slot in trisquare slot are a kind of sliding grooves, bottom end opening in cylinder bottom end, top axial it is blind only but be laterally extended
Folds slot is connected to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720482682.3U CN207640739U (en) | 2017-05-03 | 2017-05-03 | Down inserting type Transfusion needle pipe has needle to connect anti-drop device with infusion connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720482682.3U CN207640739U (en) | 2017-05-03 | 2017-05-03 | Down inserting type Transfusion needle pipe has needle to connect anti-drop device with infusion connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207640739U true CN207640739U (en) | 2018-07-24 |
Family
ID=62885057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720482682.3U Active CN207640739U (en) | 2017-05-03 | 2017-05-03 | Down inserting type Transfusion needle pipe has needle to connect anti-drop device with infusion connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207640739U (en) |
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2017
- 2017-05-03 CN CN201720482682.3U patent/CN207640739U/en active Active
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Effective date of registration: 20230904 Granted publication date: 20180724 |
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