CN114391903A - Traction-expansion separator for adherent tissues and traction-expansion separation method for adherent tissues - Google Patents
Traction-expansion separator for adherent tissues and traction-expansion separation method for adherent tissues Download PDFInfo
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- CN114391903A CN114391903A CN202210057568.1A CN202210057568A CN114391903A CN 114391903 A CN114391903 A CN 114391903A CN 202210057568 A CN202210057568 A CN 202210057568A CN 114391903 A CN114391903 A CN 114391903A
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- 238000000926 separation method Methods 0.000 title claims abstract description 22
- 230000001464 adherent effect Effects 0.000 title claims description 15
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 9
- 238000001179 sorption measurement Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- 239000002775 capsule Substances 0.000 description 9
- 230000008602 contraction Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 206010034878 phimosis Diseases 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
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- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a traction-expansion separator for an adhesion tissue and a traction-expansion separation method for the adhesion tissue. The separation means is milder, and simultaneously, all parts of the air curtain are expanded uniformly, so that the adhesion tissue is separated more fully and thoroughly.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a traction-expansion separator for an adhesive tissue and a traction-expansion separation method for the adhesive tissue.
Background
Detachment of adherent tissue, such as detachment of phimosis, detachment of female uterine cavity adhesions, and the like, is often encountered during medical procedures. The existing general mode is to pull and separate medical instruments such as tweezers and clips under the cooperation of a plurality of people, so that the separating means is rough, the separating effect is poor, and the labor cost is high.
Disclosure of Invention
The present invention is directed to a distraction/expansion separator for adherent tissues and a distraction/expansion separation method for adherent tissues, which solve the problems of the background art mentioned above.
In order to achieve the purpose, the invention provides the following technical scheme: a traction-expansion separator for adherent tissues comprises
The fixing rod comprises a first fixing rod and a second fixing rod, and the first fixing rod and the second fixing rod are arranged in parallel in the same direction and are tightly attached to each other; the first fixing rod and the second fixing rod are respectively arranged in a hollow manner; the end part of the first fixed rod is provided with a gas injection port, and the end part of the second fixed rod on the same side is provided with a gas release port;
the track telescopic bag is arranged at the end part of the first fixing rod and the end part of the second fixing rod which are on the same side, and is positioned at the side end part of the gas injection port far away from the first fixing rod; one end of the track expansion bag is communicated with the inner cavity of the first fixing rod, and the other end of the track expansion bag is arranged in a sealing way;
the miniature air curtain is arranged along the length direction of the fixing rod, and two side ends of the miniature air curtain are respectively and fixedly arranged on the side end faces of the first fixing rod and the second fixing rod; the miniature air curtain is communicated with the track telescopic bag, and an air pressure film is blocked at a communication port of the miniature air curtain; and the air outlet of the miniature air curtain is communicated with the inner cavity of the second fixing rod.
Furthermore, the track expansion bag further comprises a vent valve, wherein one end of the vent valve is arranged in the track expansion bag, and the other end of the vent valve extends out of the track expansion bag; an air pressure film is arranged at an air inlet of the side end face of the vent valve in the track expansion bag in a blocking manner, and the air pressure film is arranged at the air inlet of the vent valve in an elastic sealing manner through an elastic sealing ring; an air-tight cover is arranged at the air outlet of the vent valve, and the air inlet of the miniature air curtain penetrates through the air-tight cover and extends into the vent valve.
Furthermore, the track expansion bag is formed by connecting a plurality of expansion bag body units, the expansion bag body units are arranged in a folded mode along the length direction of the expansion bag body units, and the expansion bag body units are arranged in an arc-shaped column after being completely unfolded; the flexible utricule unit is including utricule and the connecting seat of setting at the utricule both ends, and adjacent the connecting seat of flexible utricule unit connects gradually and communicates the utricule inner chamber of flexible utricule unit from beginning to end.
Furthermore, a magnetic attraction structure is embedded in the end part of the first fixed rod in a half way, a suction part is arranged at the position corresponding to the second fixed rod, the suction part is matched with a convex part of the magnetic attraction structure, and the first fixed rod and the second fixed rod are arranged in a magnetic attraction close fit mode through the magnetic attraction structure; the magnetic attraction structure is an electrified attraction magnet.
Furthermore, air curtain grooves are respectively formed in the opposite sides of the first fixing rod and the second fixing rod along the length direction of the first fixing rod and the second fixing rod, and the end sides of the miniature air curtains are respectively arranged in the corresponding air curtain grooves; the two air curtain grooves are mutually buckled to form a closed air curtain cavity; the first fixed rod is tightly attached to the second fixed rod, and the miniature air curtain is compressed and arranged in the closed air curtain cavity.
A method for separating the adherent tissue by stretching comprises
Firstly, a small opening is formed in an adhesion tissue to be separated, so that a first fixing column and a second fixing column which are arranged in a close contact mode are located at one end of a track telescopic bag and are inserted into the adhesion tissue along the small opening;
secondly, powering off the magnetic attraction structure on the first fixed rod, so that the magnetic attraction force of the magnetic attraction structure disappears, and separating the first fixed rod from the second fixed rod;
thirdly, injecting gas into the track telescopic air bag through a gas injection port of the first fixing rod for expansion, so that the track telescopic air bag expands in the adhesion tissues to form a separation track, and drives the first fixing column and the second fixing column to separate to reach a separation boundary, and meanwhile, the miniature gas curtain is unfolded;
fourthly, gas is continuously injected into the track telescopic air bag, the air pressure in the track telescopic air bag rises and reaches the maximum critical value of the air pressure film, the air pressure film is broken, and the gas enters the interior of the micro air curtain; the micro air curtain is expanded, and finally, the separation of the adhesion tissues in the fully expanded micro air curtain area is completed;
and fifthly, after separation is completed, deflation is performed through the second fixed rod deflation port, the miniature air curtain and the track expansion bag are empty and shriveled, and finally the separator is drawn out.
Compared with the prior art, the invention has the beneficial effects that: a traction-expansion separator for the adhered tissue and its method are disclosed, which features that the closely attached first and second fixing rods are inserted in the adhered tissue to be separated, and the track telescopic bag and miniature air curtain are inflated to separate the adhered tissue. The separation means is milder, and simultaneously, all parts of the air curtain are expanded uniformly, so that the adhesion tissue is separated more fully and thoroughly.
Drawings
FIG. 1 is a schematic view of the structure of the separator of the present invention for separating adherent tissues;
FIG. 2 is a schematic view of the separator of the present invention in an expanded configuration;
FIG. 3 is an enlarged view of portion A of FIG. 2 according to the present invention;
FIG. 4 is a schematic view of a partial cross-sectional exploded structure of the vent valve of the present invention;
FIG. 5 is a schematic diagram of the construction of the orbital bellows of the present invention;
FIG. 6 is a schematic view of the structure of the telescopic bladder unit and its expanded structure of the present invention;
fig. 7 is a schematic structural diagram of the first fixing column and the second fixing column of the invention.
In the figure: 1. a first fixed column; 10. a gas injection port; 11. an air curtain groove; 2. a second fixed column; 20. an air release port; 3. a track bellows; 30. a telescopic bladder unit; 301. a capsule body; 302. a connecting seat; 4. a micro air curtain; 5. a vent valve; 50. an air pressure film; 51. an elastic sealing ring; 52. an airtight cover; 6. a magnetic attraction structure; 7. adhering the tissue; 70. small opening
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the drawings, the present invention provides a technical solution: a traction-expansion separator for adherent tissues comprises
The fixing rod comprises a first fixing rod 1 and a second fixing rod 2, and the first fixing rod 1 and the second fixing rod 2 are arranged in parallel in the same direction and are tightly attached to each other; the first fixing rod 1 and the second fixing rod 2 are respectively arranged in a hollow manner; the end part of the first fixed rod 1 is provided with a gas injection port 10, and the end part of the second fixed rod 2 on the same side is provided with a gas release port 20;
the track telescopic bag 3 is arranged at the end part of the first fixing rod 1 and the end part of the second fixing rod 2 on the same side, and is positioned at the side end part far away from the gas injection port 10 of the first fixing rod 1; one end of the track expansion bag 3 is communicated with the cavity in the first fixing rod 1, and the other end of the track expansion bag is sealed;
the miniature air curtain 4 is arranged along the length direction of the fixed rod, and two side ends of the miniature air curtain 4 are respectively and fixedly arranged on the side end faces of the first fixed rod 1 and the second fixed rod 2; the miniature air curtain 4 is communicated with the track bellows 3, and an air pressure film 50 is blocked at a communication port of the miniature air curtain; the air outlet of the miniature air curtain 4 is communicated with the inner cavity of the second fixing rod 2; the first fixing rod 1 and the second fixing rod 2 are inserted into the adhesion tissue 7 to be separated, and the adhesion tissue 7 is separated through inflation and expansion of the miniature air curtain 4, so that the separation efficiency is high, and the separation of the adhesion tissue 7 is more sufficient.
The track expansion and contraction device further comprises a vent valve 5, wherein one end of the vent valve 5 is arranged in the track expansion and contraction bag 3, and the other end of the vent valve 5 extends out of the track expansion and contraction bag 3; an air pressure film 50 is arranged at an air inlet on the side end face of the vent valve 5 in the track expansion bag 3 in a blocking manner, and the air pressure film is arranged at the air inlet of the vent valve 5 in an elastic sealing manner through an elastic sealing ring 51; an air-tight cover 52 is arranged at the air outlet of the air vent valve 5, and the air inlet of the miniature air curtain 4 penetrates through the air-tight cover 52 and extends into the air vent valve 5. The air pressure film 50 is a sealing film which can be broken under certain pressure, and in the embodiment, the proper air pressure film 50 can be reasonably selected according to the shape and the size of the adhesion tissue 7 and the track expansion capsule 3 which need to be separated; therefore, when the track expansion bag 3 is inflated and cannot be expanded to a preset track, the air pressure in the track expansion bag 3 is smaller than the maximum critical value of the air pressure film 50, and the air cannot enter the micro air curtain 4; only when the track expansion bag 3 expands to a preset track and the first fixing column 1 and the second fixing column 2 are separated to preset positions, the air pressure in the track expansion bag 3 reaches the maximum critical value of the air pressure film 50, the air pressure film 50 is broken, and the micro air curtain 4 is inflated and expanded.
The track expansion bag 3 is formed by connecting a plurality of expansion bag body units 30, the expansion bag body units 30 are arranged in a folded mode along the length direction of the expansion bag body units, and the expansion bag body units 30 are arranged in an arc-shaped column shape after being completely unfolded; the telescopic capsule unit 30 comprises a capsule 301 and connecting seats 302 arranged at two ends of the capsule 301, the connecting seats 302 of the telescopic capsule unit 30 are adjacent to each other, the connecting seats 302 are sequentially connected end to end and communicated with the inner cavity of the capsule of the telescopic capsule unit 30, and the track telescopic capsule 50 arranged in this way is convenient to expand and is in tracks with various shapes.
The magnetic attraction structure 6 is embedded in the end part of the first fixed rod 1 in a half-embedding manner, the corresponding position of the second fixed rod 2 is provided with a suction part, the suction part is matched with the convex part of the magnetic attraction structure 6, and the first fixed rod 1 and the second fixed rod 2 are arranged in a magnetic attraction manner through the magnetic attraction structure 6 and are tightly attached to each other; magnetic structure 6 is circular telegram formula adsorption magnet, can produce magnetic force when magnetic structure circular telegram like this, closely adsorbs first dead lever 1 and second dead lever 2 together, and magnetic force disappears when the outage, and first dead lever 1 separates with second dead lever 2.
The opposite sides of the first fixed rod 1 and the second fixed rod 2 are respectively provided with an air curtain groove 11 along the length direction thereof, and the end sides of the miniature air curtain 4 are respectively arranged in the corresponding air curtain grooves 11; the two air curtain grooves 11 are mutually buckled to form a closed air curtain cavity; first dead lever 1 closely laminates with second dead lever 2, miniature air curtain 4 compression sets up at airtight air curtain intracavity, plays the effect of accomodating miniature air curtain 4 like this, also can completely cut off miniature air curtain 4 and external contact simultaneously, avoids miniature air curtain 4 to be contaminated.
A traction-expansion separation method of an adhesion tissue comprises the following steps: firstly, a small opening 70 is formed in an adhesion tissue 7 to be separated, so that a first fixing column 1 and a second fixing column 2 which are arranged in a close manner are positioned at one end of a track telescopic bag 3 and are inserted into the adhesion tissue 7 along the small opening; secondly, the electrified adsorption magnet on the first fixing rod 1 is powered off, so that the adsorption magnetic force of the magnetic adsorption structure 6 disappears, and the first fixing rod 1 is separated from the second fixing rod 2; thirdly, injecting gas into the track telescopic air bag 3 through the gas injection port 10 of the first fixing rod 1 for expansion, so that the track telescopic air bag 3 expands inside the adhesion tissue 7 to form a separation track, and drives the first fixing column 1 and the second fixing column 2 to separate to reach a separation boundary, and meanwhile, the miniature gas curtain 4 is unfolded; fourthly, gas is continuously injected into the track telescopic air bag 3, the air pressure in the track telescopic air bag 3 rises and reaches the maximum critical value of the air pressure film 50, the air pressure film 50 is broken, the gas enters the micro air curtain 4, the micro air curtain 4 expands, and finally the separation of the adhesion tissues 7 in the area of the fully expanded micro air curtain 4 is completed; and fifthly, after separation is completed, the air is released through the air release port 20 of the second fixing rod 2, the micro air curtain 4 and the track expansion bag 3 are deflated, and the separator is pulled out.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A traction-expansion separator for adherent tissues is characterized by comprising
The fixing rod comprises a first fixing rod (1) and a second fixing rod (2), and the first fixing rod (1) and the second fixing rod (2) are arranged side by side in the same direction and are tightly attached to each other; the first fixing rod (1) and the second fixing rod (2) are respectively arranged in a hollow manner; an air injection port (10) is formed in the end of the first fixing rod (1), and an air release port (20) is formed in the end of the second fixing rod (2) on the same side; the rail telescopic bag (3) is arranged at the end part of the first fixing rod (1) and the end part of the second fixing rod (2) on the same side, and is positioned at the side end part of the gas injection port (10) far away from the first fixing rod (1); one end of the track expansion bag (3) is communicated with the cavity in the first fixing rod (1), and the other end of the track expansion bag is sealed; the miniature air curtain (4) is arranged along the length direction of the fixed rod, and two side ends of the miniature air curtain (4) are respectively and fixedly arranged on the side end faces of the first fixed rod (1) and the second fixed rod (2); the miniature air curtain (4) is communicated with the track telescopic bag (3), and an air pressure film (50) is blocked at a communication port of the miniature air curtain; the air outlet of the miniature air curtain (4) is communicated with the inner cavity of the second fixing rod (2).
2. The distraction of the adherent tissue of claim 1, wherein: the device also comprises a vent valve (5), wherein one end of the vent valve (5) is arranged in the track telescopic bag (3), and the other end of the vent valve (5) extends out of the track telescopic bag (3); an air pressure film (50) is arranged at an air inlet on the side end face of the vent valve (5) in the track expansion bag (3) in a blocking mode, and the air pressure film is arranged at the air inlet of the vent valve (5) in an elastic sealing mode through an elastic sealing ring (51); an air-tight cover (52) is arranged at the air outlet of the vent valve (5), and the air inlet of the miniature air curtain (4) penetrates through the air-tight cover (52) and extends into the vent valve (5); the track expansion bag (3) is formed by connecting a plurality of expansion bag body units (30), the expansion bag body units (30) are arranged in a folded mode along the length direction of the expansion bag body units, and the expansion bag body units (30) are arranged in an arc-shaped column shape after being completely unfolded; the flexible bag body unit (30) comprises a bag body (301) and connecting seats (302) arranged at two ends of the bag body (301), and the connecting seats (302) of the adjacent flexible bag body units (30) are sequentially connected end to end and communicated with the bag body inner cavity of the flexible bag body unit (30).
3. The distraction of the adherent tissue of claim 2, wherein: the magnetic attraction structure (6) is embedded in the end part of the first fixing rod (1) in a half-embedding manner, a suction part is arranged at a position corresponding to the second fixing rod (2), the suction part is matched with a convex part of the magnetic attraction structure (6), and the first fixing rod (1) and the second fixing rod (2) are arranged in a magnetic attraction manner through the magnetic attraction structure (6) and are tightly attached to each other; the magnetic attraction structure (6) is an electrified adsorption magnet.
4. A distraction separator according to claim 3, wherein: the opposite sides of the first fixing rod (1) and the second fixing rod (2) are respectively provided with an air curtain groove (11) along the length direction, and the end sides of the miniature air curtains (4) are respectively arranged in the corresponding air curtain grooves (11); the two air curtain grooves (11) are mutually buckled to form a closed air curtain cavity; the first fixing rod (1) is tightly attached to the second fixing rod (2), and the miniature air curtain (4) is compressed and arranged in the closed air curtain cavity.
5. A method for separating adherent tissues by distraction, according to any one of claims 1 to 4, wherein: comprises that
Firstly, a small opening (70) is formed in an adhesion tissue (7) to be separated, so that a first fixing column (1) and a second fixing column (2) which are arranged in a close manner are positioned at one end of a track telescopic bag (3) and are inserted into the adhesion tissue (7) along the small opening (70);
secondly, the magnetic attraction structure (6) on the first fixing rod (1) is powered off, the adsorption magnetic force of the magnetic attraction structure (6) disappears, and the first fixing rod (1) is separated from the second fixing rod (2);
thirdly, injecting gas into the track telescopic air bag (3) through a gas injection port (10) of the first fixing rod (1) for expansion, so that the track telescopic air bag (3) expands inside the adhesion tissue (7) to form a separation track, the first fixing column (1) and the second fixing column (2) are driven to be separated to reach a separation boundary, and meanwhile, the miniature gas curtain (4) is unfolded;
fourthly, gas is continuously injected into the track telescopic air bag (3), the air pressure in the track telescopic air bag (3) rises and reaches the maximum critical value of the air pressure film (50), the air pressure film (50) is broken, and the gas enters the micro air curtain (4); the micro air curtain (4) is expanded, and finally, the separation of the adhesion tissues (7) in the area of the fully unfolded micro air curtain (4) is completed;
and fifthly, after separation is finished, air is discharged through an air discharging port (20) of the second fixing rod (2), the micro air curtain (4) and the track expansion bag (3) are deflated, and finally the separator is drawn out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210057568.1A CN114391903A (en) | 2022-01-19 | 2022-01-19 | Traction-expansion separator for adherent tissues and traction-expansion separation method for adherent tissues |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210057568.1A CN114391903A (en) | 2022-01-19 | 2022-01-19 | Traction-expansion separator for adherent tissues and traction-expansion separation method for adherent tissues |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114391903A true CN114391903A (en) | 2022-04-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210057568.1A Pending CN114391903A (en) | 2022-01-19 | 2022-01-19 | Traction-expansion separator for adherent tissues and traction-expansion separation method for adherent tissues |
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| Country | Link |
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| CN (1) | CN114391903A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213641104U (en) * | 2020-11-06 | 2021-07-09 | 王洪福 | Separator for laparoscopic surgery and separation device having the same |
| CN113288341A (en) * | 2021-06-01 | 2021-08-24 | 武汉帕菲鱼医疗器械有限公司 | Traction-expansion separator for adherent tissues and traction-expansion separation method for adherent tissues |
-
2022
- 2022-01-19 CN CN202210057568.1A patent/CN114391903A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213641104U (en) * | 2020-11-06 | 2021-07-09 | 王洪福 | Separator for laparoscopic surgery and separation device having the same |
| CN113288341A (en) * | 2021-06-01 | 2021-08-24 | 武汉帕菲鱼医疗器械有限公司 | Traction-expansion separator for adherent tissues and traction-expansion separation method for adherent tissues |
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