CN217510573U - Laparoscope puncture outfit with fixing device - Google Patents
Laparoscope puncture outfit with fixing device Download PDFInfo
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- CN217510573U CN217510573U CN202221348784.3U CN202221348784U CN217510573U CN 217510573 U CN217510573 U CN 217510573U CN 202221348784 U CN202221348784 U CN 202221348784U CN 217510573 U CN217510573 U CN 217510573U
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- puncture
- outer sheath
- puncture outfit
- epitheca
- fixed part
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Abstract
The utility model discloses a take fixing device's peritoneoscope puncture ware, including puncture ware epitheca, inner tube, surface fixed part and internal surface fixed part, the surface fixed part with puncture ware epitheca threaded connection can be through the screw with surface fixed part lapse to abdominal surface, the internal surface fixed part set up in the lower part of puncture ware epitheca, the internal surface fixed part is located patient's belly when using, and when the operation, the lower part of puncture ware epitheca is located between surface fixed part and the internal surface fixed part for the puncture ware epitheca can not outwards or inwards move when the operation, has played the effect of fixed puncture ware epitheca. The utility model discloses a set up surface fixed part and internal surface fixed part and make whole puncture ware epitheca fix, and the utility model discloses compact structure, convenient to use has reduced the operation because the fixed risk that brings of the puncture ware epitheca.
Description
Technical Field
The utility model relates to a peritoneoscope puncture field especially relates to a take fixing device's peritoneoscope puncture ware.
Background
Laparoscopic surgery is currently the most widely used minimally invasive surgical procedure in clinical practice. In the operation, a laparoscope puncture outfit is used to puncture the body wall (chest, abdomen, waist and other parts) of a human body through the skin, the front end of a sheath tube of the puncture outfit is kept in the body cavities of an abdominal cavity, a thoracic cavity or a posterior abdominal cavity and the like, and then a surgical instrument is placed in a channel in the puncture sheath tube to carry out corresponding operation on the tissues and organs in the body cavities. The laparoscope puncture outfit is an instrument which must be used in the operation, the existing laparoscope puncture outfit has no effective fixing device after being punctured into a body cavity, and the puncture outfit is often out of the body and deep into the body in the operation process. After the laparoscopic puncture outfit is punctured into a human body, the laparoscopic puncture outfit can repeatedly enter and exit along with an operation instrument, so that an outer sheath of the puncture outfit can be displaced, and when the puncture outfit is displaced towards the human body, the opening and closing of the operation instrument can be influenced, and the operation progress is influenced. And when the operation instrument moves outwards, the whole sheath of the puncture outfit can be completely pulled out of the human body, so that the puncture outfit needs to be punctured again. Almost all puncture devices on the market at present rely on threads on the sheath of the puncture device to increase friction force to fix the puncture device, but clinical application finds that the friction force of the part far cannot fulfill the aim of fixing the puncture device.
Therefore, how to design a laparoscopic puncture outfit with a fixing device becomes an urgent problem to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a laparoscope puncture outfit with a fixing device, which solves the problem that the existing laparoscope puncture outfit can not fix the puncture outfit.
The utility model provides a take fixing device's peritoneoscope puncture ware, including puncture ware epitheca and inner tube, the inner tube activity set up in the puncture ware epitheca, the lower part surface of puncture ware epitheca is provided with the external screw thread, take fixing device's peritoneoscope puncture ware still includes surface fixed part and internal surface fixed part, wherein:
the outer surface fixing part is in threaded connection with the outer sheath of the puncture outfit;
the inner surface fixing part is arranged at the lower part of the outer sheath of the puncture outfit.
Optionally, the outer surface fixation part comprises a snap ring and a threaded rod, wherein:
the clamping ring is fixedly connected with the threaded rod;
the clamping ring is sleeved on the outer surface of the outer sheath of the puncture outfit;
the outer surface of the outer sheath of the puncture outfit is sleeved with the threaded rod, the thread of the threaded rod is an internal thread matched with the external thread on the outer sheath of the puncture outfit, and the threaded rod and the outer sheath of the puncture outfit are arranged in a vertical sliding manner through the internal thread;
the puncture outfit sheath is provided with a handle, and the clamp ring is positioned below the handle.
Optionally, the inner surface fixing part comprises a balloon, a connection tube and a valve, wherein:
the outer surface of the upper part of the outer sheath of the puncture outfit is provided with a connecting part, and the valve is arranged on the connecting part;
the air bag is arranged on the lower part of the outer sheath of the puncture outfit, the air bag is sleeved on the outer surface of the outer sheath of the puncture outfit, one end of the connecting pipe is connected with the air bag, and the other end of the connecting pipe is connected with the valve.
Optionally, the longitudinal centerline of the threaded shaft coincides with the longitudinal centerline of the outer sheath of the puncture instrument.
Optionally, the length of the threaded rod is smaller than that of the external thread on the outer sheath of the puncture outfit.
The utility model provides a take fixing device's peritoneoscope puncture ware, including puncture ware epitheca, inner tube, surface fixed part and internal surface fixed part, the surface fixed part with puncture ware epitheca threaded connection can be through the screw with surface fixed part lapse to abdominal surface, the internal surface fixed part set up in the lower part of puncture ware epitheca, the internal surface fixed part is located patient's belly when using, and when the operation, the lower part of puncture ware epitheca is located between surface fixed part and the internal surface fixed part for the puncture ware epitheca can not outwards or inwards move when the operation, has played the effect of fixed puncture ware epitheca. The utility model discloses a set up surface fixed part and internal surface fixed part and make whole puncture ware epitheca fix, and the utility model discloses compact structure, convenient to use has reduced the operation because the fixed risk that brings of the puncture ware epitheca.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to these drawings without any creative effort.
Fig. 1 is a schematic structural view of a laparoscopic puncture outfit with a fixing device according to the present invention;
FIG. 2 is a schematic view of a laparoscopic puncture outfit with a fastening device according to the present invention;
FIG. 3 is a partial side view of a laparoscopic puncture instrument with a securing device according to the present invention;
fig. 4 is a top view of a laparoscopic puncture outfit with a fastening device according to the present invention.
Illustration of the drawings:
wherein, 1-puncture outfit sheath; 2-inner tube; 3-a snap ring; 4-a threaded rod; 5-a handle; 6-air bag; 7-connecting pipe; 8-a valve; 9-a connecting part; 10-cortex layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present application, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the description below, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Referring to fig. 1 and 2, the utility model provides a take fixing device's peritoneoscope puncture ware, including puncture ware epitheca 1 and inner tube 2, the activity of inner tube 2 set up in the puncture ware epitheca 1, the lower part surface of puncture ware epitheca 1 is provided with the external screw thread, take fixing device's peritoneoscope puncture ware still includes surface fixed part and internal surface fixed part, wherein:
the outer surface fixing part is in threaded connection with the outer sheath 1 of the puncture outfit;
the inner surface fixing part is arranged at the lower part of the puncture outfit sheath 1.
When in use, the puncture outfit outer sheath 1 and the inner tube 2 are placed in the abdomen of a patient, the puncture outfit outer sheath 1 is fixed by the outer surface fixing part and the inner surface fixing part, the lower part of the puncture outfit outer sheath 1 is positioned between the outer surface fixing part and the inner surface fixing part, at this time, the puncture outfit outer sheath 1 does not slide outwards or inwards in the operation process, and then the inner tube 2 is taken out for the next operation.
The utility model discloses do not change puncture ware epitheca 1 with under the condition of the original structure of inner tube 2, promptly puncture ware epitheca 1 with inner tube 2 is common structure in the laparoscopic surgery, puncture ware epitheca 1 with inner tube 2 is hollow structure, and the internal diameter of inner tube 2 is less than puncture ware epitheca 1's internal diameter, puncture ware epitheca 1's length is less than the length of inner tube 2, and puncture ware epitheca 1 with the front end of inner tube 2 is sharp column structure, the utility model discloses add on the puncture ware epitheca 1 surface fixed part with the internal surface fixed part is right from outside and inside puncture ware epitheca 1 is fixed, and is two-way right promptly puncture ware epitheca 1 is fixed, has guaranteed puncture ware epitheca 1's stability.
Alternatively, the outer surface fixing part comprises a snap ring 3 and a threaded rod 4, wherein:
the clamping ring 3 is fixedly connected with the threaded rod 4, and the clamping ring 3 is perpendicular to the threaded rod 4;
the outer surface of the puncture outfit outer sheath 1 is sleeved with the clamping ring 3, a round hole is formed in the center of the clamping ring 3, and the lower portion of the puncture outfit outer sheath 1 penetrates through the round hole in the clamping ring 3.
The threaded rod 4 is of a hollow structure, the threaded rod 4 is sleeved on the outer surface of the puncture outfit outer sheath 1, threads of the threaded rod 4 are internal threads matched with external threads on the puncture outfit outer sheath 1, the threaded rod 4 is arranged in a vertically sliding mode with the puncture outfit outer sheath 1 through the internal threads, and the longitudinal center line of the threaded rod 4 is superposed with the longitudinal center line of the clamping ring 3;
the puncture outfit sheath 1 is provided with a handle 5, and the snap ring 3 is positioned below the handle 5.
When the puncture outfit is used, a medical worker holds the clamping ring 3, and screws the clamping ring 3 downwards until the lower plane of the clamping ring 3 is attached to the outer surface of the cortex 10 of a patient, and the outer sheath 1 of the puncture outfit cannot slide inwards because the clamping ring 3 is attached to the outer surface of the cortex 10 of the patient and the lower part of the outer sheath 1 of the puncture outfit is in threaded connection with the threaded rod 4.
Alternatively, the inner surface fixing portion includes the balloon 6, the connection tube 7, and the valve 8, wherein:
the outer surface of the upper part of the puncture outfit sheath 1 is provided with a connecting part 9, and the valve 8 is arranged on the connecting part 9;
two valves 8 are arranged on the connecting part 9, wherein one valve 8 is used for inflating and deflating the air bag 6, and the other valve 8 is used for inflating and deflating the abdominal cavity of the patient during the operation.
The air bag 6 is arranged at the lower part of the puncture outfit outer sheath 1, the air bag 6 is sleeved on the outer surface of the puncture outfit outer sheath 1, the air bag 6 is arranged at a position on the puncture outfit outer sheath 1 close to the tip, the tip of the puncture outfit outer sheath 1 is exposed, namely, the air bag 6 does not wrap the tip of the puncture outfit outer sheath 1, one end of the connecting pipe 7 is connected with the air bag 6, the other end of the connecting pipe 7 is connected with the valve 8, and the valve 8 is externally connected with an air pump.
Referring to fig. 3 and 4, the connecting tube 7 is located between the inner sidewall of the outer sheath 1 of the puncture device and the outer sidewall of the inner tube 2.
When in use, after the puncture outfit sheath 1 penetrates into the cortex 10 of a patient, the valve 8 is opened, air is introduced into the connecting pipe 7 through the air pump, because the connecting pipe 7 is connected with the air bag 6, when gas is introduced into the connecting pipe 7, the gas enters the air bag 6, and the air bag 6 is expanded, since the lower portion of the puncture device sheath 1 is located inside the skin layer 10 of the patient, and the balloon 6 is provided on the lower portion of the puncture device sheath 1, the balloon 6 is located in the skin layer 10 of the patient, and when the balloon 6 is expanded, the balloon 6 can increase the circumference of the entire puncture instrument sheath 1 by about 0.5-1cm, the air bag 6 is made of a shrinkable material, and the air bag 6 firmly supports the inner wall of the puncture outfit sheath 1, so that the puncture outfit sheath 1 cannot slide outwards in the operation process.
Alternatively, the longitudinal center line of the threaded rod 4 coincides with the longitudinal center line of the outer sheath 1 of the puncture instrument.
Alternatively, the length of the threaded shaft 4 is smaller than the length of the external thread of the puncture device sheath 1, so that the lower end of the puncture device sheath 1 can be positioned in the skin layer 10 of the patient.
The utility model provides a take fixing device's peritoneoscope puncture ware, including puncture ware epitheca 1, inner tube 2, surface fixed part and internal surface fixed part, the surface fixed part with 1 threaded connection of puncture ware epitheca can be through the screw with surface fixed part lapse to abdominal surface, the internal surface fixed part set up in puncture ware epitheca 1's lower part, the internal surface fixed part is located patient's belly when using, and when the operation, the lower part of puncture ware epitheca 1 is located between surface fixed part and the internal surface fixed part for puncture ware epitheca 1 can not outwards or inwards remove when the operation, has played the effect of fixed puncture ware epitheca 1. The utility model discloses a set up surface fixed part and internal surface fixed part and make whole puncture ware epitheca 1 fix, and the utility model discloses compact structure, convenient to use has reduced the operation because the fixed risk that brings of puncture ware epitheca.
The foregoing is only a specific embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the principle of the present invention, a plurality of improvements and embellishments can be made, and these improvements and embellishments should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a take fixing device's peritoneoscope puncture ware, includes puncture ware sheath (1) and inner tube (2), inner tube (2) activity set up in puncture ware sheath (1), the lower part surface of puncture ware sheath (1) is provided with the external screw thread, its characterized in that, take fixing device's peritoneoscope puncture ware still includes surface fixed part and internal surface fixed part, wherein:
the outer surface fixing part is in threaded connection with the outer sheath (1) of the puncture outfit;
the inner surface fixing part is arranged at the lower part of the outer sheath (1) of the puncture outfit.
2. The laparoscopic puncture instrument with fastening means according to claim 1, wherein said outer surface fastening portion comprises a snap ring (3) and a threaded rod (4), wherein:
the clamping ring (3) is fixedly connected with the threaded rod (4);
the clamping ring (3) is sleeved on the outer surface of the outer sheath (1) of the puncture outfit;
the threaded rod (4) is sleeved on the outer surface of the outer sheath (1) of the puncture outfit, the thread of the threaded rod (4) is an internal thread matched with the external thread on the outer sheath (1) of the puncture outfit, and the threaded rod (4) is arranged with the outer sheath (1) of the puncture outfit in a vertical sliding mode through the internal thread;
the puncture outfit is characterized in that a handle (5) is arranged on the outer sheath (1) of the puncture outfit, and the clamping ring (3) is positioned below the handle (5).
3. The laparoscopic puncture instrument with fastening means according to claim 2, wherein said inner surface fixing portion comprises a balloon (6), a connection tube (7) and a valve (8), wherein:
the outer surface of the upper part of the puncture outfit outer sheath (1) is provided with a connecting part (9), and the valve (8) is arranged on the connecting part (9);
the air bag (6) is arranged on the lower portion of the puncture outfit outer sheath (1), the air bag (6) is sleeved on the outer surface of the puncture outfit outer sheath (1), one end of the connecting pipe (7) is connected with the air bag (6), and the other end of the connecting pipe (7) is connected with the valve (8).
4. A laparoscopic puncture instrument with fastening means according to claim 3, wherein the longitudinal centerline of said threaded shaft (4) coincides with the longitudinal centerline of said outer sheath (1) of the puncture instrument.
5. A laparoscopic puncture instrument with fastening means according to claim 4, wherein the length of said threaded shaft (4) is smaller than the length of the external thread on said outer sheath (1) of the puncture instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221348784.3U CN217510573U (en) | 2022-05-31 | 2022-05-31 | Laparoscope puncture outfit with fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221348784.3U CN217510573U (en) | 2022-05-31 | 2022-05-31 | Laparoscope puncture outfit with fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217510573U true CN217510573U (en) | 2022-09-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221348784.3U Active CN217510573U (en) | 2022-05-31 | 2022-05-31 | Laparoscope puncture outfit with fixing device |
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| CN (1) | CN217510573U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116492107A (en) * | 2023-06-26 | 2023-07-28 | 中国医学科学院阜外医院 | Easily-transported vascular filter for pulmonary embolism |
-
2022
- 2022-05-31 CN CN202221348784.3U patent/CN217510573U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116492107A (en) * | 2023-06-26 | 2023-07-28 | 中国医学科学院阜外医院 | Easily-transported vascular filter for pulmonary embolism |
| CN116492107B (en) * | 2023-06-26 | 2023-09-12 | 中国医学科学院阜外医院 | Easily-transported vascular filter for pulmonary embolism |
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