CN218484628U - Connecting device for epidural anesthesia catheter infusion - Google Patents
Connecting device for epidural anesthesia catheter infusion Download PDFInfo
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- CN218484628U CN218484628U CN202221472182.9U CN202221472182U CN218484628U CN 218484628 U CN218484628 U CN 218484628U CN 202221472182 U CN202221472182 U CN 202221472182U CN 218484628 U CN218484628 U CN 218484628U
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- joint
- pipe
- epidural anesthesia
- connecting piece
- hose
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Abstract
The utility model provides a epidural anesthesia is connecting device for pipe infusion, detain the seat including pipe joint and pipe, the pipe joint is including the joint, the hose, connecting piece and the stainless steel needle tubing of series connection in proper order, wherein connect including fixed joint upper cover and joint lower cover together, be equipped with the silica gel valve between joint upper cover and the joint lower cover, the hose is transparent body, the pipe is detained the seat and is detained the seat base including detaining, detain the inside silicone tube that is equipped with of seat base, it is equipped with the protective sheath to detain the seat base outside, the connecting piece is in the same place with detaining seat base fixed connection. Compared with the prior art, the technical effect of the utility model is that, the utility model discloses a hose is transparent body, conveniently observes whether the anesthesia medicine infuses and gets into the human body.
Description
Technical Field
The utility model relates to a connecting device for epidural anesthesia catheter infusion.
Background
At present, the disposable anesthesia puncture package is composed of a disposable anesthesia needle (epidural puncture needle, lumbar puncture needle I type, lumbar puncture needle II type, nerve block puncture needle), a liquid medicine filter, an air filter, a disposable epidural anesthesia catheter, a catheter connector, a disposable sterile injection needle, a disposable sterile injector, a low-resistance injector (glass injector), a guide needle, a negative pressure tube, a catheter positioning frame, a disinfectant brush, a rubber medical glove, a dressing towel, an operation towel, a square towel, absorbent gauze, absorbent cotton, an adhesive bandage, a medical adhesive tape and an adhesive operation towel. Generally, the anesthesia puncture kit can be used for any operation except for the head, and is widely used.
However, from the safety point of view, the anesthesia puncture package is mainly used for abdominal operations and the following operations, including urinary, obstetric and lower limb operations. The neck, upper limbs and chest are applicable, but the management is complicated. In addition, the traditional Chinese medicine composition can also be used for postoperative analgesia or general anesthesia composite epidural anesthesia so as to reduce the dosage of general anesthetics. When the anesthesia puncture bag is used, an infusion channel is established in a mode of matching an epidural anesthesia catheter and a catheter connector, and anesthesia medicine is infused to achieve an anesthesia effect.
The pipe connector and the epidural anesthesia catheter are made of non-transparent materials, so that whether the anesthesia medicine is infused into a human body or not can not be observed, the existing connection mode possibly causes the epidural anesthesia catheter to be assembled in a non-position in use, the risk of slippage of the epidural anesthesia catheter is caused, the anesthesia medicine waste can be caused, and the pain of a patient can be increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem who solves:
how to design a connecting device for epidural anesthesia pipe infusion, solve and can't observe the problem that whether the narcotic drug infuses and gets into the human body clinically.
The technical scheme of the utility model specifically does:
the utility model provides a epidural anesthesia is connecting device for pipe infusion, detain the seat including pipe joint and pipe, the pipe joint is including the joint, the hose, connecting piece and the stainless steel needle tubing of series connection in proper order, wherein connect including fixed joint upper cover and joint lower cover together, be equipped with the silica gel valve between joint upper cover and the joint lower cover, the hose is transparent body, the pipe is detained the seat and is detained the seat base including detaining, detain the inside silicone tube that is equipped with of seat base, it is equipped with the protective sheath to detain the seat base outside, the connecting piece is in the same place with detaining seat base fixed connection.
The outer part of the joint upper cover is provided with an external thread.
The valve core of the silica gel valve is provided with a straight silica gel valve notch.
The joint upper cover and the joint lower cover are fixed through bonding and welding; the hose is fixed with the joint lower cover and the connecting piece through bonding and injection molding; the stainless steel needle tube and the connecting piece are fixed through bonding and injection molding.
The stainless steel needle tube and the epidural anesthesia catheter are in interference fit, and the silicone tube and the epidural anesthesia catheter are in interference fit.
The connecting piece is provided with a convex buckle position, and the buckle base is provided with a concave buckle position matched with the convex buckle position.
Compared with the prior art, the technical effect of the utility model is that, the utility model discloses a hose is transparent body, conveniently observes whether the narcotic drug infusion gets into the human body.
Drawings
Fig. 1 is a schematic view of the present invention connected to an epidural anesthesia catheter 3.
Fig. 2 is a schematic diagram of the present invention.
Fig. 3 is a schematic cross-sectional view of fig. 2.
Fig. 4 is an exploded view of the joint.
FIG. 5 is a schematic view of a silicone valve
Figure 6 is a schematic view of a catheter lock.
Fig. 6 of fig. 7 is a schematic cross-sectional view.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments thereof.
Referring to fig. 1, a connecting device for epidural anesthesia catheter infusion comprises a catheter connector 1 and a catheter buckle seat 2.
As shown in fig. 2-4, the catheter adapter 1 comprises an adapter 101, a hose 102, a connector 103 and a stainless steel needle tube 104 which are connected in series in sequence, wherein the adapter 101 comprises an upper adapter cover 1011 and a lower adapter cover 1013 which are fixed together, and a silicone valve 1012 is arranged between the upper adapter cover 1011 and the lower adapter cover 1013.
As shown in fig. 3, the flexible tube 102 is a transparent tube for providing a visual transparent liquid path.
As shown in fig. 4, the connector upper cover 1011 is externally provided with an external thread 1011 for facilitating connection with an infusion device for liquid infusion.
As shown in fig. 5, a straight silicone valve notch 1014 is formed in the valve core of the silicone valve 1012 for liquid infusion, the silicone valve notch 1014 is opened, and after the infusion is completed, the silicone valve notch 1014 is closed to prevent air from entering.
The slit of the silicone valve is a slit cut by a knife on the valve core of the silicone valve, so that the spaces on both sides of the valve core can be communicated with each other through the slit, but due to the elasticity of the silicone valve, the slit is in a closed state when no external force is applied, namely, the aforementioned "slit 1014 of the silicone valve is closed to prevent air from entering" through the extrusion of the valve core.
As shown in fig. 6-7, the catheter buckling base 2 comprises a buckling base 201, a silicone tube 202 is arranged inside the buckling base 201, a protective sleeve 203 is arranged outside the buckling base 201, and the connecting member 103 is fixedly connected with the buckling base 201.
For the sake of firmness, the joint upper cover 1011 and the joint lower cover 1013 are fixed by bonding, welding or other means; the hose 102, the joint lower cover 1013 and the connecting piece 103 are fixed by bonding, injection molding or other methods; the stainless steel needle tube 104 and the connecting piece 103 are fixed by bonding, injection molding or other methods.
As shown in fig. 3, the outer diameter of the stainless steel needle tube 104 is slightly larger than the inner diameter of the epidural anesthesia catheter, and the stainless steel needle tube 104 and the epidural anesthesia catheter are in interference fit.
As shown in fig. 3, the inner diameter of the silicone tube 202 is the same as or slightly smaller than the outer diameter of the epidural anesthesia catheter, and the silicone tube 202 and the epidural anesthesia catheter are in interference fit.
As shown in fig. 2 and 3, in order to prevent the epidural catheter from slipping, the connector 103 is provided with a convex buckle position 1031, the buckle base 201 is provided with a concave buckle position 2011 matched with the convex buckle position 1031, and the convex buckle position 1031 is matched with the concave buckle position 2011 in the using process to slightly press the silicone tube 202 and increase the friction force of the tube wall.
The working principle is as follows:
when the epidural anesthesia catheter is used, the tail end of an epidural anesthesia catheter is inserted into the small hole 2031 of the protective sleeve 203 in the catheter buckle seat 2, then the tail end of the epidural anesthesia catheter is completely inserted into the stainless steel needle tube 104 of the catheter connector 1, then the catheter buckle seat 2 is pushed along the tail end direction of the epidural anesthesia catheter until the buckle position 1031 on the connecting piece 103 is completely matched with the buckle position 2011 on the buckle seat base 201, after the epidural anesthesia catheter is assembled, liquid medicine infusion is started after the infusion device is connected, and after the infusion is completed, the infusion device is taken down.
The utility model discloses catheter joint to epidural anesthesia pipe has carried out redesign, has increased buckle formula structure in epidural anesthesia pipe and catheter joint junction, and the buckle cooperates the back completely, can extrude the pipe and detain the inside silicone tube of seat, increases epidural anesthesia pipe and the pipe frictional force of detaining the seat, prevents epidural anesthesia pipe slippage. In addition, the silica gel valve is additionally arranged inside the connector of the catheter connector, the silica gel valve can be opened when liquid infusion is carried out, and after the infusion is completed, the silica gel valve is closed, so that air is prevented from entering a human body.
And for solving the former risk and now having designed a connecting device for epidural anesthesia pipe infusion, carry out anesthesia medicine infusion after epidural anesthesia pipe puts the pipe and is connected with the device after accomplishing, connecting device has increased the buckle, the fastness of being connected of epidural anesthesia pipe and connecting device has been increased, be provided with transparent hose, visual liquid level route is provided, the design has the silica gel valve structure in the connecting device tail end joint, the back silica gel valve is opened in the infusion in-process, after the infusion is accomplished, pull out behind the infusion device, the silica gel valve is closed, prevent that the air from getting into the human body, guarantee the security of postoperative analgesia process, other contents of validity see prior art.
The utility model discloses a prevent epidural catheter slippage, be equipped with protruding knot position 1031 on connecting piece 103, be equipped with on the knot seat base 201 and detain position 1031 complex concave knot position 2011 with protruding knot, the protruding knot position 1031 of use cooperates with concave knot position 2011, slightly extrudes silicone tube 202, increases pipe wall frictional force.
While the preferred embodiments of the present invention have been described, it should be understood that various changes and modifications may be made therein by those skilled in the art without departing from the general concept of the invention, and it is intended that such changes and modifications be considered as within the scope of the invention.
Claims (6)
1. The utility model provides a connecting device for epidural anesthesia pipe infusion, detains seat (2), its characterized in that including pipe joint (1) and pipe: the pipe joint (1) comprises a joint (101), a hose (102), a connecting piece (103) and a stainless steel needle tube (104) which are sequentially connected in series, wherein the joint (101) comprises a joint upper cover (1011) and a joint lower cover (1013) which are fixed together, a silica gel valve (1012) is arranged between the joint upper cover (1011) and the joint lower cover (1013), the hose (102) is a transparent tube body, the pipe buckling seat (2) comprises a buckling seat base (201), the silica gel tube (202) is arranged inside the buckling seat base (201), a protective sleeve (203) is arranged on the outer side of the buckling seat base (201), and the connecting piece (103) and the buckling seat base (201) are fixedly connected together.
2. The connection device for epidural anesthesia catheter infusion according to claim 1, wherein: the outer part of the joint upper cover (1011) is provided with external threads.
3. The connection device for epidural anesthesia catheter infusion according to claim 2, wherein: a valve core of the silica gel valve (1012) is provided with a straight silica gel valve notch (1014).
4. The connection device for epidural anesthesia catheter infusion according to claim 3, wherein: the joint upper cover (1011) and the joint lower cover (1013) are fixed by bonding and welding; the hose (102), the joint lower cover (1013) and the connecting piece (103) are fixed by bonding and injection molding; the stainless steel needle tube (104) and the connecting piece (103) are fixed through bonding and injection molding.
5. The connection device for epidural anesthesia catheter infusion according to claim 4, wherein: the stainless steel needle tube (104) and the epidural anesthesia catheter are in interference fit, and the silicone tube (202) and the epidural anesthesia catheter are in interference fit.
6. The connection device for epidural anesthesia catheter infusion of claim 5, wherein: a convex buckle position (1031) is arranged on the connecting piece (103), and a concave buckle position (2011) matched with the convex buckle position (1031) is arranged on the buckle base (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221472182.9U CN218484628U (en) | 2022-06-14 | 2022-06-14 | Connecting device for epidural anesthesia catheter infusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221472182.9U CN218484628U (en) | 2022-06-14 | 2022-06-14 | Connecting device for epidural anesthesia catheter infusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218484628U true CN218484628U (en) | 2023-02-17 |
Family
ID=85181606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221472182.9U Active CN218484628U (en) | 2022-06-14 | 2022-06-14 | Connecting device for epidural anesthesia catheter infusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218484628U (en) |
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2022
- 2022-06-14 CN CN202221472182.9U patent/CN218484628U/en active Active
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