CN218186889U - Ultrasonic knife aerial fog attraction external member - Google Patents
Ultrasonic knife aerial fog attraction external member Download PDFInfo
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- CN218186889U CN218186889U CN202220322888.0U CN202220322888U CN218186889U CN 218186889 U CN218186889 U CN 218186889U CN 202220322888 U CN202220322888 U CN 202220322888U CN 218186889 U CN218186889 U CN 218186889U
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Abstract
The utility model provides an ultrasonic knife aerial fog attracts external member uses with ultrasonic knife and negative pressure aspirator cooperation, and the ultrasonic knife includes operating tongs, cutter arbor and handle, a serial communication port, include: the suction part is sleeved on the cutter bar and comprises an outer sleeve and an inner sleeve; and the switch part is arranged on the handle and comprises a connecting pipe and an elastic sheet, wherein the inner sleeve pipe is sleeved on the cutter bar, the outer sleeve pipe is arranged outside the inner sleeve pipe and has the same central axis with the inner sleeve pipe, one end of the connecting pipe is communicated with a pipe cavity formed between the outer sleeve pipe and the inner sleeve pipe, the other end of the connecting pipe is connected with the negative pressure aspirator, and the elastic sheet is arranged in the connecting pipe in an openable manner and used for blocking the connecting pipe.
Description
Technical Field
The utility model relates to the field of medical equipment, concretely relates to supersound sword aerial fog attracts external member.
Background
The ultrasonic knife is an electric cutting hemostatic instrument which is most widely applied in surgical operation, particularly endoscopic operation, but a great amount of aerial fog can be generated when tissues are cut and blood vessels are closed, especially the aerial fog generated at positions with narrow gaps, such as a rectum part, is not easy to disperse, and the operation visual field is seriously influenced.
In the prior art, the ultrasonic blade and the air mist aspirator are respectively and independently arranged. In clinical endoscopic surgery, an assistant usually stretches the aerosol aspirator into the abdominal cavity or the thoracic cavity to approach an operation area through another operation hole, so as to aspirate aerosol, the operation process is complicated, the efficiency of aspirating aerosol is low, and the operation hole can increase the physical burden of a patient. In addition, the suction time in the operation process is difficult to master, if the suction time of the aerosol suction apparatus is too short, the aerosol cannot be sucked cleanly, and the visual field is still fuzzy; if the aerosol aspirator sucks for a long time, the abdominal pressure is reduced, the intra-abdominal space becomes small, and the operation cannot be continued.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a solve above-mentioned problem and go on, aim at provides an ultrasonic knife aerial fog attraction external member.
The utility model provides an ultrasonic knife aerial fog attracts external member uses with ultrasonic knife and negative pressure aspirator cooperation, and the ultrasonic knife includes operating tongs, cutter arbor and handle, a serial communication port, include: the suction part is sleeved on the cutter bar and comprises an outer sleeve and an inner sleeve; and the switch part is arranged on the handle and comprises a connecting pipe and an elastic sheet, wherein the inner sleeve pipe is sleeved on the cutter bar, the outer sleeve pipe is arranged outside the inner sleeve pipe and has the same central axis with the inner sleeve pipe, one end of the connecting pipe is communicated with a pipe cavity formed between the outer sleeve pipe and the inner sleeve pipe, the other end of the connecting pipe is connected with the negative pressure aspirator, and the elastic sheet is arranged in the connecting pipe in an openable manner and used for blocking the connecting pipe.
The utility model provides an among the supersound sword aerial fog attraction external member, can also have such characteristic: wherein, the connecting pipe is flexible elastic material, has to the bellied radian of handle direction, and the bellied one side surface of connecting pipe is connected with the handle.
The utility model provides an among the supersound sword aerial fog attraction external member, can also have such characteristic: the elastic sheet is in an oval shape matched with the inclined section in the connecting pipe, one end of the elastic sheet is obliquely arranged on the inner surface of the concave side of the connecting pipe, and the other end of the elastic sheet is close to the inner surface of the convex side of the connecting pipe.
The utility model provides an among the supersound sword aerial fog attraction external member, can also have such characteristic: wherein, the switch portion still includes the mounting, and the mounting is used for connecting pipe and handle.
The utility model provides an among the supersound sword aerial fog attraction external member, can also have such characteristic: wherein, the fixing piece is of a bag-shaped structure, is fixedly connected with the outer surface of the connecting pipe and is sleeved on the handle.
The utility model provides an among the supersound sword aerial fog attraction external member, can also have such characteristic: the suction part also comprises a support piece which is arranged between the outer sleeve and the inner sleeve and is used for connecting and fixing the outer sleeve and the inner sleeve.
The utility model provides an among the supersound sword aerial fog attraction external member, can also have such characteristic: the support part is a thin tube, and the outer diameter of the thin tube is equal to half of the difference between the inner diameter of the outer sleeve and the outer diameter of the inner sleeve.
The utility model provides an among the supersound sword aerial fog attraction external member, can also have such characteristic: wherein, the suction portion has still seted up the installing port, and the installing port sets up along the length direction of outer tube and interior sleeve pipe for supply the cutter arbor to block in.
The utility model provides an among the supersound sword aerial fog attraction external member, can also have such characteristic: wherein, the length of both the outer sleeve and the inner sleeve is 32cm.
The utility model provides an among the supersound sword aerial fog attraction external member, can also have such characteristic: wherein, outer tube, interior sleeve pipe and connecting pipe all adopt the plastic material for medical instrument, and the shell fragment adopts stainless steel.
Action and effect of the utility model
The utility model relates to an supersound sword aerial fog attracts external member, including attracting portion and switch portion, these structures have following effect:
the suction part comprises an outer sleeve and an inner sleeve, the inner sleeve is sleeved on the cutter bar of the ultrasonic knife, and the outer sleeve is arranged outside the inner sleeve and has the same center axis with the inner sleeve. The suction part is sleeved on the cutter bar, can be directly inserted into the thoracic cavity or abdominal cavity of a patient along with the cutter bar of the ultrasonic scalpel through the puncture hole of the endoscopic surgery, does not need to be additionally provided with an operation hole, and can reduce the physical burden of the patient. The suction part can move synchronously along with the cutter bar, the port of the suction part can be close to the operation part of the ultrasonic knife to suck the gas fog to the maximum extent, the operation process is simple, the efficiency of sucking the gas fog can be effectively improved, and the pneumoperitoneum pressure change caused by the suction force is reduced.
The switch part comprises a connecting pipe and an elastic sheet, one end of the connecting pipe is communicated with a pipe cavity formed between the outer sleeve and the inner sleeve, the other end of the connecting pipe is connected with the negative pressure suction apparatus, and the elastic sheet is arranged in the connecting pipe in an openable mode and used for blocking the connecting pipe. Switch portion sets up on the handle of supersound sword, and the shell fragment only opens in step at supersound sword during operation, makes the connecting pipe unblocked, and suction portion attracts the aerial fog simultaneously, makes suction portion can effectively improve the efficiency that attracts the aerial fog with supersound sword collaborative work, keeps the clarity in operation field of vision, avoids abdominal cavity pressure to reduce by a wide margin simultaneously, makes the operation go on smoothly, under the prerequisite that does not aggravate medical cost, reaches better operation effect.
Drawings
Fig. 1 is a schematic structural view of a closed state of an ultrasonic knife aerosol suction kit according to an embodiment of the present invention;
fig. 2 is a schematic structural view of an open state of the ultrasonic knife aerosol suction kit according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of the suction portion of the ultrasonic knife aerosol suction kit in an embodiment of the present invention; and
fig. 4 is a schematic cross-sectional view of a suction portion of an ultrasonic-blade gas mist suction kit according to a modification of the present invention.
Detailed Description
In order to make the utility model realize that technical means, creation characteristics, achievement purpose and efficiency are easily understood and known, following embodiment combines the figure to be right the utility model discloses supersound sword aerial fog attracts the external member and does specifically explain.
< example >
Fig. 1 is a schematic structural diagram of a closed state of the ultrasonic knife aerosol suction kit in the embodiment of the present invention, and fig. 2 is a schematic structural diagram of an open state of the ultrasonic knife aerosol suction kit in the embodiment of the present invention.
As shown in fig. 1 and 2, the ultrasonic-blade gas mist suction kit 100 is used in combination with an ultrasonic blade 1 and a negative pressure suction unit, the ultrasonic blade 1 includes an operating forceps 2, a blade bar 3, and a handle 4, and the ultrasonic-blade gas mist suction kit 100 includes a suction part 10 and a switch part 20.
The suction part 10 is sleeved on the cutter bar 3 and comprises an outer sleeve 11, an inner sleeve 12 and a support 13. The inner diameter of the inner sleeve 12 is larger than the diameter of the cutter bar 3, the inner sleeve 12 is sleeved on the cutter bar 3, and the outer sleeve 11 is arranged outside the inner sleeve 12 and has the same central axis with the inner sleeve 12. The support 13 is disposed between the outer sleeve 11 and the inner sleeve 12 for connecting and fixing the outer sleeve 11 and the inner sleeve 12. In this embodiment, the support 13 is a thin tube having an outer diameter equal to half the difference between the inner diameter of the outer sleeve 11 and the outer diameter of the inner sleeve 12. The outer sleeve 11 and the inner sleeve 12 are 32cm in length and made of plastic for medical instruments.
In this embodiment, the suction portion 10 is further provided with a mounting opening 14, the mounting opening 14 is arranged along the length direction of the outer sleeve 11 and the inner sleeve 12, and the width of the mounting opening 14 is smaller than the diameter of the cutter bar 2 for the cutter bar 2 to be clamped in. The cross section of the suction part 10 is C-shaped.
The switch unit 20 is disposed on the handle 4 and includes a connection tube 21, a spring plate 22, and a fixing member 23. One end of the connecting tube 21 is communicated with a lumen formed between the outer cannula 11 and the inner cannula 12, and the other end is connected with a negative pressure aspirator. The connection tube 21 is made of flexible elastic material, and in this embodiment, plastic material for medical device is used. The connection pipe 21 has a convex arc shape toward the handle 4, and the convex outer surface of the connection pipe 21 is connected to the handle 4. The elastic piece 22 is openably and closably disposed in the connection pipe 21 for blocking the connection pipe 21. The fixing member 23 is used to connect the connection tube 21 and the handle 4. In this embodiment, the fixing member 23 is a bag-shaped structure, is fixedly connected to the outer surface of the connecting tube 21, and is sleeved on the handle 4. The elastic sheet 22 is an ellipse matched with the oblique section in the connecting pipe 21 and is made of stainless steel. One end of the spring plate 22 is obliquely and upwardly fixed on the inner surface of the concave side of the connecting pipe 21, the free end of the spring plate 22 is close to the inner surface of the convex side of the connecting pipe 21, and the switch part 20 is in a closed state. When the operator presses the handle 4 to operate the ultrasonic blade 1, the connection tube 21 is straightened by the handle 4, the free end of the elastic piece 22 approaches the inner surface of the connection tube 21 on the same side as the fixed end, and the switch section 20 is opened.
The following describes specific processes and methods for using the ultrasonic knife aerosol suction kit 100 of the present invention with reference to fig. 1 to 4:
step 1: clamping the cutter bar 3 of the ultrasonic knife 1 from the mounting hole 14 on the suction part 10, so that the suction part 10 is sleeved on the cutter bar 3;
and 2, step: sleeving the fixing piece 23 on the handle 4 to fixedly connect the connecting pipe 21 and the handle 4;
and step 3: when an operator presses the handle 4 to enable the ultrasonic scalpel 1 to work, the connecting pipe 21 is straightened by the handle 4, the free end of the elastic sheet 22 approaches to the inner surface of the connecting pipe 21 on the same side of the fixed end, and the switch part 20 is opened;
and 4, step 4: the negative pressure aspirator sucks the gas mist generated when the ultrasonic knife 1 works through the connecting pipe 21 and the suction part 10 which are communicated;
and 5: when the operator releases the handle 4 to stop the operation of the ultrasonic scalpel 1, the connecting tube 21 is restored to the bent state, the free end of the elastic sheet 22 is close to the inner surface of the convex side of the connecting tube 21 to block the connecting tube 21, the switch part 20 is closed, and the gas mist suction is stopped.
Effects and effects of the embodiments
The ultrasonic knife aerosol suction kit according to the present embodiment includes a suction portion and a switch portion, and these structures have the following effects:
the suction part is sleeved on the cutter bar and comprises an outer sleeve, an inner sleeve and a support piece. The internal diameter of the inner sleeve is larger than the diameter of the cutter bar, the inner sleeve is sleeved on the cutter bar, and the outer sleeve is arranged outside the inner sleeve and is concentric with the inner sleeve. The supporting piece is arranged between the outer sleeve and the inner sleeve and used for supporting the outer sleeve sleeved on the inner sleeve to enable the outer sleeve and the inner sleeve to be fixedly connected and avoid relative displacement or deformation. In this embodiment, the support is a thin tube having an outer diameter equal to half the difference between the inner diameter of the outer sleeve and the outer diameter of the inner sleeve. The outer sleeve and the inner sleeve are made of plastic materials for medical instruments, are 32cm long and smaller than the cutter bar, and are convenient to sleeve on the cutter bar.
The suction part in the embodiment is also provided with a mounting opening, and the section of the suction part is C-shaped. The mounting opening is arranged along the length direction of the outer sleeve and the inner sleeve, the width of the mounting opening is smaller than the diameter of the cutter bar, the cutter bar can be clamped in, and the mounting and the dismounting are convenient. The suction part is sleeved on the cutter bar, can be directly inserted into the thoracic cavity or abdominal cavity of a patient along with the cutter bar of the ultrasonic scalpel through the puncture hole of the endoscopic surgery, does not need to be additionally provided with an operation hole, and can reduce the physical burden of the patient. The suction part can move synchronously along with the cutter bar, the port of the suction part can be close to the operation part of the ultrasonic knife to the maximum extent to suck the aerosol, the operation process is simple, the efficiency of sucking the aerosol can be effectively improved, and the pneumoperitoneum pressure change generated by the suction force is reduced.
The switch part is arranged on the handle and comprises a connecting pipe, an elastic sheet and a fixing piece. One end of the connecting pipe is communicated with a pipe cavity formed between the outer sleeve and the inner sleeve, and the other end of the connecting pipe is connected with the negative pressure suction apparatus. The connecting tube is made of flexible elastic material, and in this embodiment, plastic material for medical instruments is used. The connecting pipe has a radian protruding towards the handle, and the outer surface of one side of the protrusion of the connecting pipe is connected with the handle. The elastic sheet can be arranged in the connecting pipe in an opening and closing manner and is used for blocking the connecting pipe. The fixing piece is used for connecting the connecting pipe and the handle, so that the switch part can be synchronously opened when the ultrasonic knife works. In this embodiment, the fixing member is a bag-shaped structure, is fixedly connected to the outer surface of the connecting pipe, and is sleeved on the handle. The shell fragment is the ellipse with the inside slope cross-section looks adaptation of connecting pipe, adopts stainless steel. One end of the elastic sheet is obliquely and upwards fixed on the inner surface of one concave side of the connecting pipe, the free end of the elastic sheet is close to the inner surface of one convex side of the connecting pipe, and the switch part is in a closed state. When the operator presses the handle to make the ultrasonic scalpel during operation, the connecting pipe is flare-outed by the handle, the free end of shell fragment is close to the connecting pipe internal surface of stiff end homonymy, the connecting pipe is unblocked, the switch portion is opened, the negative pressure aspirator attracts the aerial fog, realize with the collaborative work of ultrasonic scalpel, can effectively improve the efficiency of attracting the aerial fog, keep the clarity in operation field of vision, avoid abdominal cavity pressure to reduce by a wide margin simultaneously, make the operation go on smoothly, under the prerequisite that does not aggravate medical cost, reach better operation effect.
< modification example >
The present modification provides an ultrasonic blade aerosol suction kit, which is different from the embodiment only in the suction part. For convenience of description, the same components as those of the embodiment are given the same reference numerals in the present modification, and the same description is omitted.
Fig. 4 is a schematic cross-sectional view of the suction part of the ultrasonic-blade gas mist suction kit according to the modification of the present invention.
As shown in fig. 4, in the present modification, the suction portion 10 'includes an outer tube 11', an inner tube 12', and a support 13'. The suction portion 10' is sleeved on the cutter bar 3, has a full-surrounding structure, has an O-shaped cross section, and does not have the installation opening 14 in the embodiment. When the tool is mounted, the operating forceps 2 is closed, and the operating forceps 2 is inserted into the inner sleeve 12' from the port of the suction portion 10', so that the suction portion 10' is fitted on the tool shank 3.
Operation and Effect of the modified example
The same structure in this modification has the same effect as in the embodiment, and details are not described here.
In the present modification, the suction portion 10 'includes an outer tube 11', an inner tube 12', and a support 13'. The suction portion 10' is sleeved on the cutter bar 3, has a full-surrounding structure, has an O-shaped cross section, and does not have the installation opening 14 in the embodiment. When the tool is installed, the operating clamp 2 is closed, and the operating clamp 2 extends into the inner sleeve 12' from the port of the suction part 10' and penetrates through the inner sleeve, so that the suction part 10' is sleeved on the tool bar 3. The outer surface of the O-shaped structure can be better attached to the puncture hole in the abdominal wall, air leakage of the abdominal cavity is avoided, and air pressure in the abdominal cavity is stabilized.
The above embodiments are preferred embodiments of the present invention, and are not intended to limit the scope of the present invention.
Claims (10)
1. The utility model provides an ultrasonic knife aerial fog attracts external member, uses with ultrasonic knife and negative pressure aspirator cooperation, and the ultrasonic knife includes operating tongs, cutter arbor and handle, its characterized in that includes:
the suction part is sleeved on the cutter bar and comprises an outer sleeve and an inner sleeve; and
a switch part arranged on the handle and comprising a connecting pipe and an elastic sheet,
wherein the inner sleeve is sleeved on the cutter bar,
the outer sleeve is arranged outside the inner sleeve and is concentric with the inner sleeve,
one end of the connecting pipe is communicated with a pipe cavity formed between the outer sleeve and the inner sleeve, the other end of the connecting pipe is connected with the negative pressure suction apparatus,
the elastic sheet is arranged in the connecting pipe in an openable and closable manner and used for blocking the connecting pipe.
2. The ultrasonic blade aerosol aspiration kit of claim 1, wherein:
wherein the connecting pipe is made of flexible elastic material and has a radian protruding towards the handle direction,
the outer surface of one side of the protrusion of the connecting pipe is connected with the handle.
3. The ultrasonic blade aerosol aspiration kit of claim 2, wherein:
wherein the elastic sheet is in an oval shape matched with the inclined section inside the connecting pipe,
one end of the elastic sheet is obliquely arranged on the inner surface of the concave side of the connecting pipe, and the other end of the elastic sheet is close to the inner surface of the convex side of the connecting pipe.
4. The ultrasonic blade aerosol aspiration kit of claim 2, wherein:
wherein the switch part also comprises a fixing part,
the fixing piece is used for connecting the connecting pipe and the handle.
5. The ultrasonic blade aerosol aspiration kit of claim 4, wherein:
the fixing piece is of a bag-shaped structure, is fixedly connected with the outer surface of the connecting pipe and is sleeved on the handle.
6. The ultrasonic blade aerosol aspiration kit of claim 1, wherein:
wherein the suction part further comprises a support part,
the support piece is arranged between the outer sleeve and the inner sleeve and used for connecting and fixing the outer sleeve and the inner sleeve.
7. The ultrasonic blade aerosol aspiration kit of claim 6, wherein:
wherein the supporting piece is a thin tube,
the outer diameter of the thin tube is equal to half of the difference between the inner diameter of the outer sleeve and the outer diameter of the inner sleeve.
8. The ultrasonic blade aerosol aspiration kit of claim 1, wherein:
wherein the suction part is also provided with a mounting port,
the mounting opening is arranged along the length direction of the outer sleeve and the inner sleeve and used for the cutter bar to be clamped in.
9. The ultrasonic blade aerosol aspiration kit of claim 1, wherein:
wherein the length of the outer sleeve and the length of the inner sleeve are both 32cm.
10. The ultrasonic blade aerosol aspiration kit of claim 1, wherein:
wherein the outer sleeve, the inner sleeve and the connecting pipe are all made of plastic materials for medical instruments,
the elastic sheet is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220322888.0U CN218186889U (en) | 2022-02-17 | 2022-02-17 | Ultrasonic knife aerial fog attraction external member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220322888.0U CN218186889U (en) | 2022-02-17 | 2022-02-17 | Ultrasonic knife aerial fog attraction external member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218186889U true CN218186889U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220322888.0U Active CN218186889U (en) | 2022-02-17 | 2022-02-17 | Ultrasonic knife aerial fog attraction external member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218186889U (en) |
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2022
- 2022-02-17 CN CN202220322888.0U patent/CN218186889U/en active Active
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