CN111297439A - Three-thread variable-range stone-taking net basket device and using method thereof - Google Patents
Three-thread variable-range stone-taking net basket device and using method thereof Download PDFInfo
- Publication number
- CN111297439A CN111297439A CN201911135242.0A CN201911135242A CN111297439A CN 111297439 A CN111297439 A CN 111297439A CN 201911135242 A CN201911135242 A CN 201911135242A CN 111297439 A CN111297439 A CN 111297439A
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- CN
- China
- Prior art keywords
- basket
- handle
- calculus
- handle main
- sliding rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
- A61B2017/2215—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions having an open distal end
Abstract
The invention relates to a three-wire variable-range stone-taking basket device, which comprises a control handle and a sheath pipe arranged on the control handle, wherein the sheath pipe is connected with a basket, and the basket is unfolded or contracted through the operation of the control handle, wherein when the basket is unfolded, the basket is in a triangular cone shape, and the bottom surface of the basket is in an open shape; when the net basket is contracted, the whole stone-taking net basket is contracted into the sheath tube. Compared with a four-wire basket, the three-wire variable-range calculus-taking basket device can more conveniently and accurately grab calculus in a body, and does not damage blood vessels. On the basis of the three-wire structure, the fixed-specification basket is abandoned by the company, the design of variable range is adopted, the calculus taking basket is not required to be frequently replaced for the calculus with different structures in the process of operation in the face of different sizes, the calculus with different structures is directly adjusted through the handle, the maximum opening degree of the basket is changed, the calculus can be taken out at one time, the operation efficiency is accelerated, and the pain of a patient is greatly relieved.
Description
Technical Field
The invention relates to a three-wire variable-range stone-taking basket device and a using method thereof, belonging to the technical field of medical instruments.
Background
Renal calculus is a common disease of the urinary system, metabolic abnormality of the body, obstruction of the urinary tract, infection, foreign matters and use of medicines are common causes of calculus formation, and with the development of science and technology, ureter soft lens lithotripsy becomes one of the methods for treating renal calculus or calculus at the upper segment of ureter. The holmium laser is applied under the soft lens to crush the calculus and then the calculus is taken out as much as possible, and the calculus taking basket is a device for taking out calculus fragments after the calculus is broken under the soft lens of the ureter. The current four silk calculus extraction basket structure is more single, and the specification is also more single, in the operation, because the size of calculus is uncontrollable to various size difference's piece coexists under most circumstances, just so need change different calculus extraction baskets and get the stone, change different calculus extraction baskets and got the stone and increased the time of operation, increased patient's misery and operation expense and also strengthened the operation risk simultaneously.
Disclosure of Invention
Aiming at the defects of the prior art, the stone-taking basket comprises a control handle and a sheath pipe arranged on the control handle, the sheath pipe is connected with the basket, and the basket is unfolded or contracted through the operation of the control handle, wherein when the basket is unfolded, the basket is in a triangular cone shape, and the bottom surface of the basket is in an open shape; when the net basket is contracted, the whole stone-taking net basket is contracted into the sheath tube. According to the stone-taking basket, the basket can be used for simultaneously collecting large stone fragments and small stone fragments, and the situation that different stone-taking baskets need to be replaced in an operation is avoided, so that the operation time is shortened, the pain of a patient and the operation cost are reduced, and meanwhile, the operation risk is also reduced.
The purpose of the invention is realized as follows:
the three-wire variable-range stone-taking basket device comprises a control end and a working end, wherein the control end comprises a handle main body, the handle main body is a hollow pipe, a fixed rod is arranged in the handle main body, a sliding rod is arranged between the fixed rod and the handle main body, and the front end of the sliding rod extends out of the handle main body and can slide back and forth relative to the handle main body and the fixed rod;
the utility model discloses a handle, including the basket, the basket is characterized in that the work end includes basket and basket sheath pipe, and wherein basket sheath pipe fixes the outside at the slide bar front end, three independent basket silk bending type of basket become, and the basket expandes the back top and is circular-arcly, and the end of all basket silks passes the inner chamber of basket sheath pipe and handle main part through a cable, and the terminal fixed connection of basket silk is in the handle main part, promotes the slide bar and stretches out, can make the basket silk be circular-arcly and open to stretch out basket sheath pipe completely, when the slide bar returns and contracts, the basket silk just can be and draw in the form in, finally withdraws in the basket sheath pipe.
The handle is characterized in that a notch is formed in the outer portion of the handle main body, a push-pull block is arranged in the notch, and the push-pull block pushes the sliding rod to extend out or pulls the sliding rod to retract.
The rear end of the fixed rod is connected with the fastening rear cover through the bolt, and the fastening rear cover is twisted to act on the bolt, so that the fixed rod moves relative to the handle body.
The sliding rod, the handle main body, the fixing groove and the push-pull block are made of ABS plastic.
The fastening rear cover and the bolt are made of ABS plastic.
The basket sheath pipe is made of PI braided pipes, and the basket wires are nickel-titanium wires.
The use method of the three-wire variable-range stone-taking basket device comprises the following steps: in a non-use state, the basket wires are collected in the basket sheath tube; when the hand-held stone extractor is used, the sliding rod is pushed by the push-pull block to extend out of the handle body, the basket sheath tube is taken out, the basket wires are in an open state at the moment, and the basket wires completely extend out of the basket sheath tube after being pushed to the bottom, so that a basket with an arc-shaped top is formed to grab stones in a body; when the basket is retracted, the sliding rod is pushed by the push-pull block to retract into the handle body, the basket with the arc-shaped top is in a furled shape, and finally the basket is retracted into the basket sheath tube and retracts into the handle body along with the sliding rod.
Compared with the prior art, the invention has the following beneficial effects:
compared with a four-wire basket, the three-wire variable-range calculus-taking basket device can more conveniently and accurately grab calculus in a body, and does not damage blood vessels. On the basis of the three-wire structure, the fixed-specification basket is abandoned by the company, the design of variable range is adopted, the calculus taking basket is not required to be frequently replaced for the calculus with different structures in the process of operation in the face of different sizes, the calculus with different structures is directly adjusted through the handle, the maximum opening degree of the basket is changed, the calculus can be taken out at one time, the operation efficiency is accelerated, and the pain of a patient is greatly relieved.
Drawings
FIG. 1 is a schematic view of a three-wire variable range calculus extraction basket apparatus of the present invention.
Fig. 2 is a front view of the three-wire variable range calculus extraction basket apparatus of the present invention.
Fig. 3 is a top view of a three-wire variable range stone basket apparatus of the present invention.
Fig. 4 is a side view of a three-wire variable range stone basket apparatus of the present invention.
Fig. 5 is an internal cross-sectional view of a three-wire variable range calculus extraction basket apparatus of the present invention.
Fig. 6 is a schematic view of the open state of the basket head in the three-wire variable range stone-taking basket device of the present invention.
Wherein: the novel multifunctional electric hand tool comprises a sliding rod 1, a handle main body 2, a fixing rod 3, a fastening rear cover 4, a bolt 5, a basket sheath tube 6, basket wires 7 and a push-pull block 8.
Detailed Description
Referring to fig. 1-6, the invention relates to a three-wire variable-range stone-taking basket device, which comprises a control end and a working end.
The control end comprises a handle main body 2, the handle main body 2 is a hollow pipe, a fixing rod 3 is arranged in the hollow pipe, the rear end of the fixing rod 3 is connected with a fastening rear cover 4 through a bolt 5, a sliding rod 1 is arranged between the fixing rod 3 and the handle main body 2, the front end of the sliding rod 1 extends out of the handle main body 2 and can slide back and forth relative to the handle main body 2 and the fixing rod 3, and thus the sliding rod 1, the handle main body 2 and the fixing rod 3 form a push-pull handle capable of being pushed and pulled freely to form the control end.
Can set up these three kinds of ranges of 8mm, 11mm, 15mm in the handle main part 2, through 4 effects bolt 5 behind the wrench movement fastening, can make dead lever 3 rotate to remove for handle main part 2, thereby reach the purpose that the range switches.
The outside of the handle main body 2 is provided with a notch, a push-pull block 8 is arranged in the notch, the inner wall of the push-pull block 8 is meshed with the outer wall of the sliding rod 1, and the push-pull block can slide along the radial direction of the handle main body 2 along with the sliding rod 1, so that the sliding rod 1 is pushed to extend out, or the sliding rod 1 is pulled to retract.
The sliding rod 1, the handle body 2, the fixing groove 3, the fastening rear cover 4, the bolt 5 and the push-pull block 8 are made of ABS plastic.
The working end comprises a basket and a basket sheath tube 6 fixedly connected to the outer end of the push-pull handle, wherein the basket sheath tube 6 is fixed to the outer portion of the front end of the sliding rod 1, the basket is a three-petal-shaped endless basket, each petal of the three petals is formed by bending an independent basket wire 7, the top of the basket is arc-shaped, the tail ends of all basket wires 7 penetrate through the inner cavities of the basket sheath tube 6 and the handle main body 2 through a pull rope, the tail ends of the basket wires 7 are fixedly connected into the handle main body 2, the sliding rod 1 is pushed to extend out, the petals of the basket wires 7 can be opened and extend out of the basket sheath tube 6 completely, the unfolded state of the basket is shown in figure 6, and at the moment, the basket can grasp stones in the body without damaging blood vessels; and the basket wire 7 has the resilience, when the sliding rod 1 retracts, the basket wire 7 is folded, and finally retracts into the basket sheath 6.
The basket sheath tube 6 is made of PI braided tubes, and the basket wires 7 are nickel-titanium wires.
The use method of the three-wire variable-range stone-taking basket device comprises the following steps:
when the net basket is not in use, the net basket wires are folded and collected in the net basket sheath tube; when the hand-held stone extractor is used, the sliding rod is pushed by the push-pull block to extend out of the handle body, the basket sheath tube is taken out, the basket wires are in an open state at the moment, and the basket wires completely extend out of the basket sheath tube after being pushed to the bottom, so that a basket with an arc-shaped top is formed to grab stones in a body; when the basket is retracted, the sliding rod is pushed by the push-pull block to retract into the handle body, the basket with the arc-shaped top is in a furled shape, and finally the basket is retracted into the basket sheath tube and retracts into the handle body along with the sliding rod.
Claims (7)
1. Three silk variable journey stone basket devices of getting, its characterized in that: the electric wrench comprises a control end and a working end, wherein the control end comprises a handle main body, the handle main body is a hollow pipe, a fixed rod is arranged in the handle main body, a sliding rod is arranged between the fixed rod and the handle main body, and the front end of the sliding rod extends out of the handle main body and can slide back and forth relative to the handle main body and the fixed rod;
the utility model discloses a handle, including the basket, the basket is characterized in that the work end includes basket and basket sheath pipe, and wherein basket sheath pipe fixes the outside at the slide bar front end, three independent basket silk bending type of basket become, and the basket expandes the back top and is circular-arcly, and the end of all basket silks passes the inner chamber of basket sheath pipe and handle main part through a cable, and the terminal fixed connection of basket silk is in the handle main part, promotes the slide bar and stretches out, can make the basket silk be circular-arcly and open to stretch out basket sheath pipe completely, when the slide bar returns and contracts, the basket silk just can be and draw in the form in, finally withdraws in the basket sheath pipe.
2. The three-wire variable stroke calculus extraction basket apparatus of claim 1, wherein: the handle is characterized in that a notch is formed in the outer portion of the handle main body, a push-pull block is arranged in the notch, and the push-pull block pushes the sliding rod to extend out or pulls the sliding rod to retract.
3. The three-wire variable stroke calculus extraction basket apparatus of claim 1, wherein: the rear end of the fixed rod is connected with the fastening rear cover through the bolt, and the fastening rear cover is twisted to act on the bolt, so that the fixed rod moves relative to the handle body.
4. The three-wire variable stroke calculus extraction basket apparatus of claim 2, wherein: the sliding rod, the handle main body, the fixing groove and the push-pull block are made of ABS plastic.
5. A three-wire variable stroke calculus extraction basket apparatus as claimed in claim 3, wherein: the fastening rear cover and the bolt are made of ABS plastic.
6. The three-wire variable stroke calculus extraction basket apparatus of claim 1, wherein: the basket sheath pipe is made of PI braided pipes, and the basket wires are nickel-titanium wires.
7. The method of using a three-wire variable stroke calculus extraction basket apparatus of claim 1, wherein: in a non-use state, the basket wires are collected in the basket sheath tube; when the hand-held stone extractor is used, the sliding rod is pushed by the push-pull block to extend out of the handle body, the basket sheath tube is taken out, the basket wires are in an open state at the moment, and the basket wires completely extend out of the basket sheath tube after being pushed to the bottom, so that a basket with an arc-shaped top is formed to grab stones in a body; when the basket is retracted, the sliding rod is pushed by the push-pull block to retract into the handle body, the basket with the arc-shaped top is in a furled shape, and finally the basket is retracted into the basket sheath tube and retracts into the handle body along with the sliding rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911135242.0A CN111297439A (en) | 2019-11-19 | 2019-11-19 | Three-thread variable-range stone-taking net basket device and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911135242.0A CN111297439A (en) | 2019-11-19 | 2019-11-19 | Three-thread variable-range stone-taking net basket device and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111297439A true CN111297439A (en) | 2020-06-19 |
Family
ID=71161519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911135242.0A Withdrawn CN111297439A (en) | 2019-11-19 | 2019-11-19 | Three-thread variable-range stone-taking net basket device and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111297439A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112842465A (en) * | 2020-12-24 | 2021-05-28 | 上海埃尔顿医疗器械有限公司 | Flower-shaped stone-taking net basket for flexible endoscope |
| CN113081168A (en) * | 2021-04-02 | 2021-07-09 | 台州浩欣医疗科技有限公司 | Fetching catheter |
| CN113143402A (en) * | 2021-04-02 | 2021-07-23 | 台州浩欣医疗科技有限公司 | Layered fetching catheter |
| WO2023070318A1 (en) * | 2021-10-26 | 2023-05-04 | 上海英诺伟医疗器械有限公司 | Mesh basket device capable of measuring stone size |
| CN117338374A (en) * | 2023-10-07 | 2024-01-05 | 上海威高医疗技术发展有限公司 | Basket stone taking device |
-
2019
- 2019-11-19 CN CN201911135242.0A patent/CN111297439A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112842465A (en) * | 2020-12-24 | 2021-05-28 | 上海埃尔顿医疗器械有限公司 | Flower-shaped stone-taking net basket for flexible endoscope |
| CN112842465B (en) * | 2020-12-24 | 2023-07-14 | 上海埃尔顿医疗器械有限公司 | Flower-shaped stone-taking basket for soft endoscope |
| CN113081168A (en) * | 2021-04-02 | 2021-07-09 | 台州浩欣医疗科技有限公司 | Fetching catheter |
| CN113143402A (en) * | 2021-04-02 | 2021-07-23 | 台州浩欣医疗科技有限公司 | Layered fetching catheter |
| CN113081168B (en) * | 2021-04-02 | 2022-03-18 | 台州浩欣医疗科技有限公司 | Fetching catheter |
| CN113143402B (en) * | 2021-04-02 | 2022-06-24 | 台州浩欣医疗科技有限公司 | Layered fetching catheter |
| WO2023070318A1 (en) * | 2021-10-26 | 2023-05-04 | 上海英诺伟医疗器械有限公司 | Mesh basket device capable of measuring stone size |
| CN117338374A (en) * | 2023-10-07 | 2024-01-05 | 上海威高医疗技术发展有限公司 | Basket stone taking device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200619 |
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| WW01 | Invention patent application withdrawn after publication |