CN214284878U - Single-person operated directional anti-reflux selective oviduct cannula - Google Patents
Single-person operated directional anti-reflux selective oviduct cannula Download PDFInfo
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- CN214284878U CN214284878U CN202022750043.5U CN202022750043U CN214284878U CN 214284878 U CN214284878 U CN 214284878U CN 202022750043 U CN202022750043 U CN 202022750043U CN 214284878 U CN214284878 U CN 214284878U
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- guide wire
- oviduct
- reflux
- selective
- infusion catheter
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Abstract
The utility model relates to a directional anti-reflux selective oviduct cannula operated by one person, which belongs to the field of medical instruments. The utility model discloses an infusion catheter, its structural feature lies in: the infusion catheter is characterized by further comprising a one-way valve, a sealing cap and an elbow guide wire, wherein the one-way valve is connected with one end of the infusion catheter, the sealing cap is installed on the infusion catheter, and the elbow guide wire is located in the infusion catheter. The elbow guide wire comprises an elbow guide wire body and a knob push-pull rod, the knob push-pull rod is connected with one end of the elbow guide wire body, and the other end of the elbow guide wire body is exposed out of the other end of the infusion catheter. The directional anti-reflux selective oviduct cannula operated by one person is a medical instrument applied to an oviduct hydrotubation operation under a hysteroscope, can be completed by one person in the operation, does not need to worry about the leakage of the uterus expanding liquid and the oviduct hydrotubation liquid, avoids the injury of the oviduct, reduces the oviduct hydrotubation difficulty, shortens the operation time to the maximum extent and reduces operation assistants.
Description
Technical Field
The utility model relates to a directional anti-reflux selective oviduct cannula operated by one person, which belongs to the field of medical instruments.
Background
1. At present, in the diagnosis and treatment of a patient with infertility, in order to know the unobstructed degree of the bilateral fallopian tubes of the patient, a doctor needs to apply hysteroscopy selective fallopian tube intubation liquid-passing operation as an examination and treatment means. 2. The existing fallopian tube intubation is mostly a straight tube, and a matched backflow-preventing sealing cap and a one-way valve are not used, so that the leakage of uterine distention liquid is easy to occur in the hydrotubation operation of the fallopian tube intubation under a hysteroscope, the backflow of the hydrotubation liquid injected into the fallopian tube intubation is generated due to the uterine distention liquid pressure, the operation is influenced, the operation is completed by the cooperation of another assistant, and the operation cost is increased. Meanwhile, uterus needs to be filled with the contrast agent.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a single-person operation directional anti-reflux selective oviduct cannula with reasonable structural design.
The utility model provides a technical scheme that above-mentioned problem adopted is: this selective oviduct intubate of backflowing is prevented to one-man operation orientation, including the infusion pipe, its structural feature lies in: the infusion catheter is characterized by further comprising a one-way valve, a sealing cap and an elbow guide wire, wherein the one-way valve is connected with one end of the infusion catheter, the sealing cap is installed on the infusion catheter, and the elbow guide wire is located in the infusion catheter.
Furthermore, the elbow guide wire comprises an elbow guide wire body and a knob push-pull rod, the knob push-pull rod is connected with one end of the elbow guide wire body, and the other end of the elbow guide wire body is exposed out of the other end of the infusion catheter.
Further, the elbow guide wire body is positioned in the infusion catheter.
Further, the other end of the elbow guide wire body is arranged in a bent structure.
Furthermore, two ends of the one-way valve are respectively provided with a one-way valve joint and a one-way valve connecting sleeve, and the one-way valve connecting sleeve is connected with one end of the infusion catheter.
Further, a thread structure is arranged on the one-way valve joint.
Further, the single-person operated directional anti-reflux selective oviduct cannula is matched with a hysteroscope for use.
Compared with the prior art, the utility model has the advantages of it is following: the elbow guide wire is pulled out after the infusion catheter is conveyed into the oviduct by pushing and pulling the elbow guide wire through the push-pull rod of the knob, and then the dredging liquid (contrast agent) is injected through the one-way valve without filling the uterus with the dredging liquid; when the injection needle cylinder injects the oviduct dredging liquid (agent), the backflow can be prevented through the one-way valve arranged on the infusion catheter; when the examination is carried out by matching the uterine cavity examination mirror, the sealing cap arranged at one end of the infusion catheter plays a role in sealing, thereby being beneficial to the normal operation.
The directional anti-reflux selective oviduct cannula operated by one person is a medical instrument applied to an oviduct hydrotubation operation under a hysteroscope, can be completed by one person in the operation, does not need to worry about the leakage of the uterus expanding liquid and the oviduct hydrotubation liquid, avoids the injury of the oviduct, reduces the oviduct hydrotubation difficulty, shortens the operation time to the maximum extent and reduces operation assistants.
Drawings
Fig. 1 is a schematic structural view of a directional anti-reflux selective tubal intubation tube operated by a single person according to an embodiment of the present invention.
In the figure: the infusion catheter comprises an infusion catheter 1, a one-way valve 2, a sealing cap 3, an elbow guide wire 4, a one-way valve joint 5, a one-way valve joint sleeve 6, an elbow guide wire body 7 and a knob push-pull rod 8.
Detailed Description
The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.
Examples
Referring to fig. 1, it should be understood that the structures, ratios, sizes, etc. shown in the drawings attached to the present specification are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no essential technical significance, and any modifications of the structures, changes of the ratio relationships, or adjustments of the sizes should still fall within the scope of the present invention. Meanwhile, in the present specification, if there are terms such as "upper", "lower", "left", "right", "middle" and "one", they are used for clarity of description only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are considered as the scope of the present invention without substantial changes in the technical content.
The directional anti-reflux selective oviduct cannula operated by a single person in the embodiment comprises an infusion catheter 1, a one-way valve 2, a sealing cap 3 and an elbow guide wire 4, wherein the one-way valve 2 is connected with one end of the infusion catheter 1, the sealing cap 3 is installed on the infusion catheter 1, and the elbow guide wire 4 is positioned in the infusion catheter 1.
The elbow guide wire 4 in the embodiment comprises an elbow guide wire body 7 and a knob push-pull rod 8, wherein the knob push-pull rod 8 is connected with one end of the elbow guide wire body 7, the other end of the elbow guide wire body 7 is exposed out of the other end of the infusion catheter 1, the elbow guide wire body 7 is positioned in the infusion catheter 1, and the other end of the elbow guide wire body 7 is arranged in a bent structure.
The two ends of the one-way valve 2 in the embodiment are respectively provided with a one-way valve joint 5 and a one-way valve joint sleeve 6, the one-way valve joint sleeve 6 is connected with one end of the infusion catheter 1, the one-way valve joint 5 is provided with a threaded structure, and the one-man operation directional backflow prevention selective oviduct intubation tube is matched with a uterine cavity examination mirror for use.
Specifically, the elbow guide wire 4 is pushed and pulled through the knob push-pull rod 8, the elbow guide wire 4 is pulled out after the infusion catheter 1 is sent into the oviduct by the elbow guide wire 4, and then the dredging liquid (contrast medium) is injected through the one-way valve 2, so that the uterus is not required to be filled with the dredging liquid; when the injection needle cylinder injects fallopian tube dredging liquid (agent), the backflow can be prevented through the one-way valve 2 arranged on the infusion catheter 1; when the examination is carried out by matching the hysteroscope, the sealing cap 3 arranged at one end of the infusion catheter 1 plays a role of sealing, which is beneficial to the normal operation.
The directional anti-reflux selective oviduct cannula operated by one person is a medical instrument applied to an oviduct hydrotubation operation under a hysteroscope, can be completed by one person in the operation, does not need to worry about the leakage of the uterus expanding liquid and the oviduct hydrotubation liquid, avoids the injury of the oviduct, reduces the oviduct hydrotubation difficulty, shortens the operation time to the maximum extent and reduces operation assistants.
Handle push-pull rod 8: the push-pull elbow guide wire 4 is used, the elbow guide wire 4 is used for pulling out the elbow guide wire 4 after the infusion catheter 1 is sent into an egg duct, and then dredging liquid (contrast agent) is injected through the one-way valve 2.
The one-way valve 2: is used for preventing backflow when the injection needle cylinder injects fallopian tube dredging liquid (agent).
And (3) sealing the cap: is used for sealing when being sleeved in the passage opening of the hysteroscope instrument (used under the matching of the hysteroscope).
An infusion catheter 1: is a channel pipe for inputting dredging liquid (agent).
And (4) bending the guide wire: the guiding function is realized when the transfusion catheter 1 is accurately and directionally conveyed into the oviduct.
In addition, it should be noted that the specific embodiments described in the present specification may be different in the components, the shapes of the components, the names of the components, and the like, and the above description is only an example of the structure of the present invention. All the equivalent changes or simple changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (7)
1. The utility model provides a directional anti-reflux selectivity oviduct intubate of single operation, includes infusion pipe (1), its characterized in that: still include check valve (2), sealing cap (3) and elbow seal wire (4), check valve (2) are connected with the one end of infusion pipe (1), sealing cap (3) are installed on infusion pipe (1), elbow seal wire (4) are located infusion pipe (1).
2. The single-person operated directional anti-reflux selective tubal intubation tube of claim 1, wherein: the elbow guide wire (4) comprises an elbow guide wire body (7) and a knob push-pull rod (8), the knob push-pull rod (8) is connected with one end of the elbow guide wire body (7), and the other end of the elbow guide wire body (7) is exposed out of the other end of the infusion catheter (1).
3. The single-person operated directional anti-reflux selective tubal intubation tube of claim 2, wherein: the elbow guide wire body (7) is positioned in the infusion catheter (1).
4. The single-person operated directional anti-reflux selective tubal intubation tube of claim 2, wherein: the other end of the elbow guide wire body (7) is arranged in a bent structure.
5. The single-person operated directional anti-reflux selective tubal intubation tube of claim 1, wherein: the two ends of the one-way valve (2) are respectively provided with a one-way valve joint (5) and a one-way valve connecting sleeve (6), and the one-way valve connecting sleeve (6) is connected with one end of the infusion catheter (1).
6. The single-person operated directional anti-reflux selective tubal intubation of claim 5 wherein: and a threaded structure is arranged on the one-way valve joint (5).
7. The single-person operated directional anti-reflux selective tubal intubation tube of claim 1, wherein: the single-person operated directional anti-reflux selective oviduct cannula is matched with a uterine cavity examination mirror for use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022750043.5U CN214284878U (en) | 2020-11-24 | 2020-11-24 | Single-person operated directional anti-reflux selective oviduct cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022750043.5U CN214284878U (en) | 2020-11-24 | 2020-11-24 | Single-person operated directional anti-reflux selective oviduct cannula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214284878U true CN214284878U (en) | 2021-09-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022750043.5U Active CN214284878U (en) | 2020-11-24 | 2020-11-24 | Single-person operated directional anti-reflux selective oviduct cannula |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214284878U (en) |
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2020
- 2020-11-24 CN CN202022750043.5U patent/CN214284878U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Yanpeng Inventor after: Lai Yucheng Inventor after: Ge Shuifa Inventor before: Wang Yanpeng Inventor before: Lai Yucheng Inventor before: Ge Shuifa |
|
| CB03 | Change of inventor or designer information |