CN112205952A - Capsule gastroscope remove device - Google Patents
Capsule gastroscope remove device Download PDFInfo
- Publication number
- CN112205952A CN112205952A CN201910618192.5A CN201910618192A CN112205952A CN 112205952 A CN112205952 A CN 112205952A CN 201910618192 A CN201910618192 A CN 201910618192A CN 112205952 A CN112205952 A CN 112205952A
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- CN
- China
- Prior art keywords
- component
- mandrel
- capsule gastroscope
- sheath
- outer sheath
- 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.)
- Pending
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
- A61B1/018—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/50—Instruments, other than pincettes or toothpicks, for removing foreign bodies from the human body
- A61B17/52—Magnets
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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
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00292—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means
- A61B2017/0034—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery mounted on or guided by flexible, e.g. catheter-like, means adapted to be inserted through a working channel of an endoscope
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Radiology & Medical Imaging (AREA)
- Pathology (AREA)
- Optics & Photonics (AREA)
- Endoscopes (AREA)
Abstract
The invention relates to a capsule gastroscope extractor, which belongs to the field of medical instruments and comprises an outer sheath component, a mandrel component and an operation component, wherein the mandrel component is arranged in the outer sheath component in a penetrating way and axially slides in the outer sheath component under the action of the operation component; the mandrel component comprises a mandrel body, a gripper and an elastic sleeve; the sheath component comprises a sheath body, a cross opening and a magnetic part; when the mandrel body slides towards the far end in the sheath body, the hand grip extends out of the cross-shaped opening and is spread under the interference of the magnetic part; the mandrel body continues to slide towards the far end in the outer sheath body, the hand grip continues to extend towards the far end at the moment, and the far end of the hand grip forms a closing-in under the action of the elastic sleeve member due to the fact that the hand grip cantilever is longer. The capsule gastroscope can be quickly aligned to the capsule gastroscope to be taken out by attracting the magnetic ball of the capsule gastroscope through the magnetic piece, and then the capsule gastroscope is stretched out through the hand grip and forms a closed opening after completely wrapping the capsule gastroscope, so the capsule gastroscope can be quickly taken out.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a capsule gastroscope taking-out device.
Background
With the development of medical technology, capsule gastroscopy has become the choice of more and more patients, and noninvasive painless and anesthesia gastroscopy is really realized. However, some patients have structural abnormalities in the digestive tract that do not allow for proper drainage, such as an obstruction in the digestive tract, a large ulcer, or an outward bulge in the intestinal wall that forms a diverticulum. At the moment, the capsule endoscope needs to be taken out of the body by means of a gastroscope or an enteroscope.
At present, no device specially used for taking out the capsule gastroscope exists, and the snare is stretched into an endoscope channel to sleeve the capsule gastroscope and then is withdrawn along with the endoscope in a common way. Because the surface of the capsule gastroscope is smooth and has no edges and corners, the snare is difficult to be sheathed, and the whole taking-out process is time-consuming and labor-consuming.
In view of the above, it is an object of the present invention to provide a capsule gastroscope removing device to achieve rapid capsule gastroscope removal.
Disclosure of Invention
In view of this, the main objective of the present application is to provide a capsule gastroscope extractor, which utilizes the magnetic positioning principle to quickly and axially position the head end of the capsule gastroscope, and utilizes the elastic gripper to stretch out and wrap the capsule gastroscope, so as to realize effective extraction of the capsule gastroscope.
The invention provides a capsule gastroscope extractor which comprises an outer sheath component, a mandrel component and an operation component, wherein the outer sheath component comprises an outer sheath body, a cross opening and a magnetic part, the cross opening is arranged at the far end of the outer sheath body, and the magnetic part is positioned in the middle of the cross opening; the mandrel component penetrates through the outer sheath component and comprises a mandrel body, a gripper and an elastic sleeve piece, the gripper extends out of the far end of the mandrel body, the gripper comprises four gripping arms, and the head ends of the gripping arms are connected in series through the elastic sleeve piece; the operating component is positioned at the near ends of the mandrel component and the sheath component and comprises a handle and a sliding block, a sliding groove for the sliding block to actuate is formed in the handle, the sliding block is fixedly connected with the near end of the mandrel body, and the handle is fixedly connected with the near end of the sheath body so as to realize the axial movement of the in-vitro sliding block relative to the handle and convert the axial movement of the mandrel component relative to the sheath component; the mandrel body slides towards the far end in the sheath body, and the hand grip extends out of the cross opening of the sheath component and is propped open at the near end under the interference of the magnetic part; meanwhile, the elastic sleeve provides tension for the head end of the gripping arm so as to realize radial contraction of the cantilever at the head end of the gripper after the cantilever extends out.
Optionally, in an embodiment of the present application, the outer sheath body has an outer diameter of 1mm to 3 mm.
Optionally, in an embodiment of the present application, the outer sheath body is a flexible member.
Optionally, in an embodiment of the present application, the mandrel body is a flexible member.
Optionally, in an embodiment of the present application, the grip is made of an elastic metal material.
When the capsule gastroscope extractor is used, the capsule gastroscope extractor is conveyed to a capsule gastroscope to be extracted through an endoscope channel, the far end of the capsule gastroscope extractor is quickly connected with the head end of the capsule gastroscope through the interaction of a magnetic part and a magnetic head in the capsule gastroscope, and the axis of the capsule gastroscope is connected with the axis of the end face of the capsule gastroscope extractor in a tangent mode; then the sliding block is pushed to realize that the gripper extends out of the cross-shaped opening, the proximal end of the gripper is opened under the collision of the magnetic part, and the head end of the gripper is bound by the elastic sleeve; along with stretching out of tongs, the increase of grabbing arm cantilever length, when the grabbing arm head end stretches to capsule gastroscope distal end, the tongs forms the binding off under the effect of elastic sleeve spare, wraps up the capsule gastroscope, can realize withdrawing when capsule gastroscope and scope this moment, and whole process of taking out is simple effective, reduces the painful time of patient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the embodiments of the present invention, and it is also possible for a person skilled in the art to obtain other drawings based on the drawings.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an embodiment of the present invention in cross-section;
FIG. 3 is a schematic structural view of an outer sheath assembly according to an embodiment of the present invention;
FIG. 4 is a schematic view of a mandrel assembly according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of an operating assembly according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a grabbing process according to an embodiment of the present invention;
element number
| 1 | |
| 11 | |
| 111 | |
| 112 | Cross opening |
| 113 | |
| 12 | |
| 121 | |
| 122 | Gripper |
| 1221 | Grabbing |
| 123 | |
| 13 | Operation ofAssembly |
| 131 | Handle (CN) |
| 1311 | |
| 132 | |
| 2 | Capsule gastroscope |
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the embodiments of the present invention, the technical solutions in the embodiments of the present invention will be described clearly and completely 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 embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention shall fall within the scope of the protection of the embodiments of the present invention.
Fig. 1 is a schematic structural view of an embodiment of the present invention, fig. 2 is a cross-sectional view of a cross section of the embodiment, fig. 3 is a schematic structural view of an outer sheath assembly of the embodiment, fig. 4 is a schematic structural view of a mandrel assembly of the embodiment, fig. 5 is a schematic structural view of an operating assembly of the embodiment, and fig. 6 is a schematic structural view of a grasping process of the embodiment; as shown in the drawings, the capsule gastroscope extractor 1 of the present invention comprises an outer sheath assembly 11, a mandrel assembly 12 and an operation assembly 13, wherein the outer sheath assembly 11 comprises an outer sheath body 111, a cross opening 112 and a magnetic member 113, the cross opening 112 is arranged at the far end (the end far away from the operator) of the outer sheath body 111, and the magnetic member 113 is positioned in the middle of the cross opening 112; the mandrel component 12 is arranged in the outer sheath component 11 in a penetrating manner and comprises a mandrel body 121, a hand grip 122 and an elastic sleeve 123, the hand grip 122 extends out of the far end of the mandrel body 121, the hand grip comprises four gripping arms 1221, and the head ends of the gripping arms 1221 are connected in series through the elastic sleeve 123; the operating component 13 is located at the proximal end (the end close to the operator) of the mandrel component 12 and the outer sheath component 11 and comprises a handle 131 and a sliding block 132, a sliding slot 1311 for actuating the sliding block is formed in the handle 131, wherein the sliding block 132 is fixedly connected to the proximal end of the mandrel body 121, the handle 131 is fixedly connected to the proximal end of the outer sheath body 111 to realize the axial movement of the outer sliding block 132 relative to the handle 131, and the axial movement is converted into the axial movement of the mandrel component 12 relative to the outer sheath component 11; the handle 122 extends out of the cross opening 112 of the sheath assembly 11 by the sliding of the mandrel body 121 to the distal end in the sheath body 111, and the proximal end is opened under the interference of the magnetic member 113; meanwhile, the elastic sleeve 123 provides tension for the head end of the gripping arm 1221 to realize radial contraction after the head end of the gripper 122 is cantilevered out.
In this embodiment, the sheath body 111 is a flexible member, the mandrel body 121 is a flexible member, and the mandrel body 121 can only slide axially relative to the sheath body 111.
In this embodiment, the handle 122 is made of a resilient metal material, which is supported by the magnetic member 113 and extends out of the arm.
In the present embodiment, the magnetic member 113 is a permanent magnet.
As shown in fig. 1, 2 and 6, in use, a capsule gastroscope extractor 1 of the invention is delivered to a capsule gastroscope 2 to be extracted through an endoscope channel, the far end of the capsule gastroscope extractor 1 is rapidly connected with the head end of the capsule gastroscope 2 through the interaction of a magnetic member 113 and a magnetic head in the capsule gastroscope 2, and the axis of the capsule gastroscope 2 is tangentially connected with the axis of the end surface of the capsule gastroscope extractor 1; then the sliding block 132 is pushed to enable the hand grip 122 to extend out of the cross-shaped opening 112, the proximal end of the hand grip 122 is opened under the interference of the magnetic member 113, and the head end of the hand grip is restrained by the elastic sleeve 123; along with stretching out of tongs 122, the cantilever length increase of grabbing arm 1221, when grabbing arm 1221 head end stretches to capsule gastroscope 2 distal end, tongs 122 forms the binding off under the effect of elastic sleeve spare 123, wraps up capsule gastroscope 2, can realize withdrawing when capsule gastroscope and scope this moment, and whole process of taking out is simple effective, reduces the painful time of patient.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the embodiments of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The invention relates to a capsule gastroscope extractor which is used for extracting a capsule gastroscope and is characterized by comprising an outer sheath component, a mandrel component and an operation component, wherein the outer sheath component, the mandrel component and the operation component are arranged on the outer sheath component
The sheath assembly comprises a sheath body, a cross opening and a magnetic part, the cross opening is arranged at the far end of the sheath body, and the magnetic part is positioned in the middle of the cross opening;
the mandrel component penetrates through the outer sheath component and comprises a mandrel body, a gripper and an elastic sleeve piece, the gripper extends out of the far end of the mandrel body, the gripper comprises four gripping arms, and the head ends of the gripping arms are connected in series through the elastic sleeve piece;
the operating component is positioned at the near ends of the mandrel component and the sheath component and comprises a handle and a sliding block, a sliding groove for the sliding block to actuate is formed in the handle, the sliding block is fixedly connected with the near end of the mandrel body, and the handle is fixedly connected with the near end of the sheath body so as to realize the axial movement of the in-vitro sliding block relative to the handle and convert the axial movement of the mandrel component relative to the sheath component;
the mandrel body slides towards the far end in the sheath body, and the hand grip extends out of the cross opening of the sheath component and is propped open at the near end under the interference of the magnetic part; meanwhile, the elastic sleeve provides tension for the head end of the gripping arm so as to realize radial contraction of the cantilever at the head end of the gripper after the cantilever extends out.
2. A capsule gastroscope extractor according to claim 1 wherein: the outer diameter of the sheath body is 1mm to 3 mm.
3. A capsule gastroscope extractor according to claim 1 or 2 wherein: the sheath body is a flexible part.
4. A capsule gastroscope extractor according to claim 1 wherein: the mandrel body is a flexible part.
5. A capsule gastroscope extractor according to claim 1 wherein: the hand grip is made of elastic metal materials.
6. A capsule gastroscope extractor according to claim 1 wherein: the magnetic part is a permanent magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910618192.5A CN112205952A (en) | 2019-07-10 | 2019-07-10 | Capsule gastroscope remove device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910618192.5A CN112205952A (en) | 2019-07-10 | 2019-07-10 | Capsule gastroscope remove device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112205952A true CN112205952A (en) | 2021-01-12 |
Family
ID=74048338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910618192.5A Pending CN112205952A (en) | 2019-07-10 | 2019-07-10 | Capsule gastroscope remove device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112205952A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113144410A (en) * | 2021-06-07 | 2021-07-23 | 哈尔滨理工大学 | Radioactive particle taking-out device |
-
2019
- 2019-07-10 CN CN201910618192.5A patent/CN112205952A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113144410A (en) * | 2021-06-07 | 2021-07-23 | 哈尔滨理工大学 | Radioactive particle taking-out device |
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