Convenience control magnetic ring and application method thereof
By designing a stool-controlled magnetic ring, the magnetic absorption of magnetic beads helps the anal sphincter maintain contraction force, solving the problem of high cost and poor effect of stool-controlled treatment, and achieving effective stool-controlled effect.
Patent Information
- Application Number
- CN202510275350.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-10
- Publication Date
- 2025-04-18
AI Technical Summary
At present, the cost of stool control treatment is relatively high, and the treatment effect is relatively poor.
A stool-controlled magnetic ring is provided, which connects the protective switch and multiple magnetic beads in series to form a circumference through the connecting line. The magnetic absorption of the magnetic beads reduces the entire circumference, assisting the anal sphincter to maintain contraction force and alleviate fecal incontinence.
Effectively alleviate feces incontinence, reduce the cost of stool control treatment, and improve the treatment effect.
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Figure CN119837676A_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of medical devices, and in particular to a defecation control magnetic ring and an application method thereof. Background Art
[0002] The sphincter is a circular muscle distributed around certain hollow organs in the human body, which plays a vital role in controlling the normal flow of the contents of the hollow organs. The weakening or loss of function due to various reasons can cause serious clinical adverse consequences, such as fecal incontinence caused by anal sphincter injury. Especially in the middle-aged and elderly population, the incidence of fecal incontinence is relatively high. When medication and rehabilitation treatment are ineffective, surgery is expensive and the effect is poor.
[0003] Currently, the long-term efficacy of sphincter repair for fecal incontinence sphincter damage is only about 50%. Although the cure rate of other options such as sacral nerve stimulation surgery can reach 60 to 80%, the cost is relatively high and is unaffordable for most patients. Summary of the invention
[0004] The main purpose of the present application is to provide a stool control magnetic ring and an application method thereof, so as to solve the problem that the current stool control treatment cost is relatively high and the treatment effect is relatively poor.
[0005] In order to achieve the above objectives, this application provides the following technologies:
[0006] In the first aspect, the present application provides a fecal control magnetic ring, comprising a plurality of magnetic beads, a connecting wire connected in series to the plurality of magnetic beads, and a protective switch for connecting the head and tail ends of the connecting wire, each of the magnetic beads is provided with a through hole for the connecting wire to pass through, the through hole is an arc-shaped hole structure, and the through holes of each magnetic bead are located on the same circumference, the connecting wire is a connecting wire structure that is not absorbable by the human body, the protective switch is an arc-shaped structure concentric with the circumference formed by each through hole, and the cross-sections of each magnetic bead and the protective switch are circular.
[0007] The beneficial effects of the present invention are: a protection switch and a plurality of magnetic beads are connected in series by a connecting wire to form a circumference, and the entire circumference is reduced by the mutual magnetic attraction of the plurality of magnetic beads, thereby assisting the anal sphincter to maintain contraction force, thereby alleviating fecal incontinence and achieving the purpose of fecal control, thereby solving the problem that the current fecal control treatment cost is relatively high and the treatment effect is relatively poor.
[0008] Furthermore, the protection switch includes a head end magnetic body having one end connected to the head end of the connecting line and a tail end magnetic body having one end connected to the tail end of the connecting line, the other end of the head end magnetic body and the other end of the tail end magnetic body are detachably connected, and the head end magnetic body and the tail end magnetic body are both arc structures concentric with the circumference formed by each through hole.
[0009] Furthermore, a connecting groove is formed at the other end of the head end magnetic body, and a connecting block adapted to and connected to the connecting groove is fixed to the tail end magnetic body.
[0010] Furthermore, the connection groove opens toward the axial side surface of the other end of the head-end magnetic body and is formed with an internal thread, and the connection block is threadedly connected to the connection groove.
[0011] Furthermore, the connecting groove opens toward the radial side of the other end of the first end magnetic body, and at the same time opens toward the axial side of the other end of the first end magnetic body, and the groove width of the opening end opening toward the axial side of the other end of the first end magnetic body is smaller than the groove width at the bottom of the groove, and the connecting block is adapted and inserted into the connecting groove.
[0012] Furthermore, a plug hole connected to the connecting groove is formed on the radial side of the head end magnetic body, a bolt hole connected to the plug hole is formed on the connecting block, and a limiting bolt threadedly connected to the bolt hole is inserted into the plug hole.
[0013] Furthermore, a plug hole connected to the connecting groove is formed on the radial side of the head end magnetic body, a bolt hole connected to the plug hole is formed on the connecting block, and a limiting bolt threadedly connected to the bolt hole is inserted into the plug hole.
[0014] Furthermore, one end of the head end magnetic body and one end of the tail end magnetic body are both provided with installation grooves, and the groove openings of the two installation grooves are removably connected with groove covers, the two elastic parts are respectively installed in the two installation grooves, and the head end and the tail end of the connecting line respectively pass through the corresponding two installation grooves and realize connection with the corresponding elastic parts.
[0015] Furthermore, one end of the head end magnetic body and one end of the tail end magnetic body are both provided with installation grooves, and the groove openings of the two installation grooves are removably connected with groove covers, the two elastic parts are respectively installed in the two installation grooves, and the head end and the tail end of the connecting line respectively pass through the corresponding two installation grooves and realize connection with the corresponding elastic parts.
[0016] In a second aspect, the present application provides an application method of a defecation control magnetic ring, which is applied to the defecation control magnetic ring and comprises the following steps:
[0017] Open the perianal area 1 cm away and incise the perianal skin about 1 cm;
[0018] Turn on the protection switch so that the control magnetic ring forms a linear structure;
[0019] The linear structure of the stool control magnetic ring is implanted outside the sphincter;
[0020] Turn off the protection switch to form a ring-shaped control magnetic ring;
[0021] Suture the incision and disinfect.
[0022] Compared with the prior art, this application can bring at least the following technical effects:
[0023] 1. The present invention uses a connecting wire to connect the protection switch and multiple magnetic beads in series to form a circumference, and the mutual magnetic attraction of the multiple magnetic beads shrinks the entire circumference, assisting the anal sphincter to maintain contraction force, so as to relieve fecal incontinence and achieve the purpose of defecation control, thereby solving the problem that the current defecation control treatment cost is relatively high and the treatment effect is relatively poor;
[0024] 2. The present invention provides an elastic member connected to the connecting wire, so that when the connecting wire is in a taut state, the elastic force of the elastic member can be used to protect the protection switch, thereby preventing the entire magnetic ring from being damaged due to the extension of the connecting wire to the maximum length, or affecting the use effect of the patient. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] The drawings constituting a part of this application are used to provide a further understanding of this application, so that other features, purposes and advantages of this application become more obvious. The schematic embodiment drawings and their descriptions of this application are used to explain this application and do not constitute an improper limitation on this application. In the drawings:
[0026] Figure 1 is an axonometric view of an exemplary embodiment of the present invention;
[0027] Figure 2 is a partial cross-sectional structural schematic diagram of an exemplary embodiment of the present invention;
[0028] Figure 3 yes Figure 2 A schematic diagram of a local enlarged structure;
[0029] Figure 4 is a first partial cross-sectional structural schematic diagram of another exemplary embodiment of the present invention;
[0030] Figure 5 is a second partial cross-sectional structural schematic diagram of another exemplary embodiment of the present invention;
[0031] Figure 6 It is a schematic diagram of a partial explosion structure of another exemplary embodiment of the present invention.
[0032] In the figure: 1. magnetic bead; 11. magnetic core; 12. protective cover; 121. inclined plane; 13. through hole; 2. connecting line; 3. protection switch; 31. head end magnetic body; 311. connecting groove; 312. jack; 32. tail end magnetic body; 321. connecting block; 322. bolt hole; 33. elastic part; 34. limit block; 4. limit bolt; 5. mounting groove; 6. groove cover; 61. sliding hole; 62. hole. DETAILED DESCRIPTION
[0033] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.
[0034] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequential order. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the present application described here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device comprising a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.
[0035] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.
[0036] In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in this application can be understood according to specific circumstances.
[0037] In addition, the term "plurality" shall mean two or more.
[0038] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.
[0039] In a first aspect, the present invention provides a fecal control magnetic ring, as described in detail below.
[0040] like Figure 1 and Figure 2 A defecation control magnetic ring includes a plurality of magnetic beads 1, a connecting wire 2 connected in series to the plurality of magnetic beads 1, and a protection switch 3 for connecting the head end and the tail end of the connecting wire 2. Each magnetic bead 1 is provided with a through hole 13 for the connecting wire 2 to pass through. The through hole 13 is an arc-shaped hole structure, and the through holes 13 of each magnetic bead 1 are located on the same circumference. The connecting wire 2 is a connecting wire structure that is not absorbable by the human body. The protection switch 3 is an arc-shaped structure concentric with the circumference formed by each through hole 13. The cross-sections of each magnetic bead 1 and the protection switch 3 are circular.
[0041] The protection switch 3 and multiple magnetic beads 1 are connected in series by the connecting wire 2 to form a circle, and the mutual magnetic attraction of the multiple magnetic beads 1 makes the whole circle smaller. At this time, the connecting wire 2 is in a relaxed state, which helps the anal sphincter to maintain contraction force to relieve fecal incontinence and achieve the purpose of fecal control, solving the problem that the current fecal control treatment cost is relatively high and the treatment effect is relatively poor; during defecation, the pressure of intestinal contents overcomes the magnetic force to separate the magnetic beads 1 from each other, and the connecting wire 2 returns to a tight state to achieve the maximum inner diameter, preventing the fecal control magnetic ring from over-expanding and causing leakage; the through hole 13 with an arc-shaped hole structure and the protection switch 3 with an arc-shaped structure can ensure the circumferential structure of the whole magnetic ring, prevent the magnetic beads 1 and the protection switch 3 from rotating, ensure the comfort of use, reduce the possibility of the connecting wire 2 breaking due to friction, and extend the service life of the magnetic ring.
[0042] The number of the plurality of magnetic beads 1 may be 10-15, and 13 are shown in the figure. The specific number and size of the magnetic beads 1 may be made according to actual usage.
[0043] The connecting line 2 can be made of non-absorbable polypropylene material.
[0044] On the basis of the above embodiment, the magnetic bead 1 includes a magnetic core 11 and a protective cover 12 wrapped around the outside of the magnetic core 11. The magnetic core 11 is made of magnetic materials such as neodymium iron boron and meets the medical environment, and the protective cover 12 can be made of bioceramic alumina. The alumina ceramic material exhibits biological inertness in the in vivo environment, does not chemically combine with bone tissue, has no toxic side effects on the organism, and ensures safety.
[0045] The axial cross-section of the protective cover 12 is two symmetrical isosceles trapezoidal structures, and an annular inclined surface 121 is provided on the opposite sides of the two adjacent protective covers 12, so that under the opposite attraction of the magnetic core 11, the two opposite inclined surfaces 121 abut against each other, thereby reducing the distance between the two adjacent magnetic beads 1 as much as possible, thereby reducing the diameter of the entire fecal control magnetic ring and achieving a better fecal control effect.
[0046] The through hole 13 is provided to penetrate both the magnetic core 11 and the protective cover 12 .
[0047] like Figure 2 and Figure 3 The protection switch 3 includes a head end magnetic body 31 having one end connected to the head end of the connecting line 2 and a tail end magnetic body 32 having one end connected to the tail end of the connecting line 2. The other end of the head end magnetic body 31 and the other end of the tail end magnetic body 32 are detachably connected, and both the head end magnetic body 31 and the tail end magnetic body 32 are arc structures concentric with the circumference formed by each through hole 13.
[0048] The entire control magnetic ring can be disassembled and assembled through the detachable connection between the head end magnetic body 31 and the tail end magnetic body 32, and can be detached to form a line.
[0049] In this embodiment, the head end magnetic body 31 and the tail end magnetic body 32 also include a shell and a magnet built into the shell (not shown in the figure), and the shell is made of titanium material. The thickness of the shell can be 2.5 mm and the diameter can be 4 mm. The structural strength of the protective switch 3 formed by the combination of the head end magnetic body 31 and the tail end magnetic body 32 is improved by the attraction of the magnet.
[0050] A connecting groove 311 is formed at the other end of the head end magnetic body 31 , and a connecting block 321 adapted to and connected to the connecting groove 311 is fixed to the tail end magnetic body 32 .
[0051] The detachable connection between the head end magnetic body 31 and the tail end magnetic body 32 is achieved by connecting the connecting block 321 to the connecting groove 311 .
[0052] On the basis of the above embodiment, the connection groove 311 and the connection block 321 are both arranged on the housing.
[0053] like Figures 1 to 3 In an exemplary embodiment, the connection groove 311 opens toward the axial side of the other end of the head end magnetic body 31 and is formed with an internal thread, and the connection block 321 is threadedly connected to the connection groove 311. The connection groove 311 is a cylindrical groove, and the connection block 321 is in a matching cylindrical shape.
[0054] The detachable connection between the head end magnetic body 31 and the tail end magnetic body 32 is quickly achieved by rotation.
[0055] As a parallel solution, a card slot is opened on the inner wall of the connecting groove 311, and a spring sheet matching the card slot is fixed on the side of the connecting block 321, so that when the connecting block 321 is inserted into the connecting groove 311, the spring sheet is inserted into the card slot to realize the connection between the head end magnetic body 31 and the tail end magnetic body 32.
[0056] like Figures 4 to 6 In another exemplary embodiment, the connecting groove 311 opens toward the radial side of the other end of the head end magnetic body 31, and at the same time opens toward the axial side of the other end of the head end magnetic body 31, and the groove width of the opening end opening toward the axial side of the other end of the head end magnetic body 31 is smaller than the groove width at the bottom of the groove, and the connecting block 321 is adapted and inserted into the connecting groove 311.
[0057] In this embodiment, the connection groove 311 can be a dovetail groove or a stepped groove, and the figure shows a dovetail groove to form a clamping effect on the connection block 321 to prevent the head end magnetic body 31 and the tail end magnetic body 32 from axially separating.
[0058] The connecting block 321 can be inserted into the connecting groove 311 from the radial side opening of the other end of the head end magnetic body 31 to quickly realize the detachable connection between the head end magnetic body 31 and the tail end magnetic body 32 .
[0059] As a specific solution, in this embodiment, the connection groove 311 can be opened in any direction toward the radial side of the other end of the head end magnetic body 31, such as opening toward the inside or outside of the control magnetic ring structure. In the figure, it is shown as opening toward the outside.
[0060] The radial side of the head end magnetic body 31 is provided with an insertion hole 312 connected to the connection groove 311 , the connection block 321 is provided with a bolt hole 322 connected to the insertion hole 312 , and the insertion hole 312 is provided with a limiting bolt 4 threadedly connected to the bolt hole 322 .
[0061] After the connecting block 321 is inserted into the connecting groove 311 , the limiting bolt 4 is screwed in to prevent the head end magnetic body 31 and the tail end magnetic body 32 from being separated from each other.
[0062] The insertion hole 312 is a countersunk structure, so that the head of the limiting bolt 4 can enter therein, thereby achieving the hiding effect of the head of the limiting bolt 4.
[0063] The limiting bolt 4 is made of bioceramic alumina to prevent damage to the human body.
[0064] like Figures 2 to 6 The protection switch 3 further includes two elastic members 33 , which are respectively mounted on one end of the head end magnetic body 31 and one end of the tail end magnetic body 32 , and the two elastic members 33 are also respectively connected to the head end and the tail end of the connecting line 2 .
[0065] When the connecting line 2 is in a tight state during defecation, the elastic force of the two elastic members 33 is utilized to protect the protection switch 3, thereby preventing the entire magnetic ring from being damaged due to the connecting line 2 being stretched to the maximum length, or affecting the use effect of the patient.
[0066] As one of the exemplary solutions, Figure 2 and Figure 3 The elastic member 33 can be made of elastic biomaterials, such as PU, silicone rubber, etc., to form a columnar structure.
[0067] As a second exemplary solution, Figures 4 to 6 The elastic member 33 can be made of a spring. In this solution, the spring is equipped with a spring box fixedly installed in the installation groove 5, and the spring box is open laterally so that one end of the spring can be extended and connected to the connecting line 2. The spring is equipped with a fixed shaft, one end of which is fixedly connected to the groove wall of the installation groove 5, and the other end extends into the spring box and is clamped and fixedly connected to the other end of the spring.
[0068] As a third exemplary solution, the elastic member 33 may also be made of a spring (not shown in the figure).
[0069] like Figures 2 to 6 One end of the head end magnetic body 31 and one end of the tail end magnetic body 32 are both provided with a mounting groove 5, and the groove openings of the two mounting grooves 5 are detachably connected with a groove cover 6, and the two elastic members 33 are respectively installed in the two mounting grooves 5, and the head end and the tail end of the connecting line 2 respectively pass through the corresponding two mounting grooves 5 and realize the connection with the corresponding elastic members 33.
[0070] The corresponding elastic member 33 can be disassembled and assembled by disassembling the slot cover 6 .
[0071] In this embodiment, the mounting groove 5 is a stepped groove.
[0072] In an exemplary solution, the slot cover 6 can be connected to the slot opening of the mounting slot 5 by means of a countersunk screw, and the countersunk screw is made of bioceramic alumina to prevent damage to the human body.
[0073] In another exemplary solution, the slot cover 6 can be installed by means of threaded connection.
[0074] On the basis of the above embodiment, a plurality of holes 62 are opened on the outer side of the slot cover 6 so as to apply force to the slot cover 6 through the holes 62 .
[0075] The two slot covers 6 are both provided with sliding holes 61 adapted to allow the ends of the connecting wires 2 to slide, and the ends of the two elastic members 33 are both fixed with limit blocks 34 , the size of which is larger than the aperture of the sliding holes 61 .
[0076] The limiting block 34 and the corresponding slot cover 6 are used to limit each other to prevent the connecting line 2 from being over-stretched and the end thereof from sliding out of the mounting slot 5, and then separating from the head end magnetic body 31 and / or the tail end magnetic body 32, thereby affecting the use.
[0077] In a second aspect, the present invention provides a fecal control magnetic ring, as described in detail below.
[0078] A method for applying a feces control magnetic ring, applied to the feces control magnetic ring, comprises the following steps:
[0079] After the perianal area is disinfected and anesthetized, the perianal area is opened 1 cm and the perianal skin is incised about 1 cm.
[0080] The protection switch (3) is turned on, so that the magnetic body 31 at the head end and the magnetic body 32 at the tail end are separated, and the control magnetic ring forms a linear structure;
[0081] In the ischiorectal fossa, at the tooth line, a linear structured stool control magnetic ring is implanted outside the sphincter;
[0082] The protection switch (3) is closed, so that the head end magnetic body 31 and the tail end magnetic body 32 are connected to form a ring-shaped control magnetic ring;
[0083] Use digital examination to test the tightness of the anus. If the test is successful, suture the incision and disinfect it.
[0084] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims
1. A defecation control magnetic ring, characterized in that: The invention comprises a plurality of magnetic beads (1), a connecting wire (2) connected in series to the plurality of magnetic beads (1), and a protection switch (3) for connecting the head end and the tail end of the connecting wire (2); each of the magnetic beads (1) is provided with a through hole (13) for the connecting wire (2) to pass through; the through hole (13) is an arc-shaped hole structure, and the through holes (13) of each magnetic bead (1) are located on the same circumference; the connecting wire (2) is a connecting wire structure that cannot be absorbed by the human body; the protection switch (3) is an arc-shaped structure concentric with the circumference formed by each through hole (13); and the cross-sections of each magnetic bead (1) and the protection switch (3) are both circular.
2. A stool control magnetic ring as claimed in claim 1, characterized in that: The protection switch (3) comprises a head end magnetic body (31) having one end connected to the head end of the connection line (2) and a tail end magnetic body (32) having one end connected to the tail end of the connection line (2); the other end of the head end magnetic body (31) and the other end of the tail end magnetic body (32) are detachably connected, and both the head end magnetic body (31) and the tail end magnetic body (32) are arc-shaped structures concentric with the circumference formed by each through hole (13).
3. A defecation control magnetic ring as claimed in claim 2, characterized in that: The other end of the head end magnetic body (31) is provided with a connection groove (311), and the tail end magnetic body (32) is fixed with a connection block (321) adapted to and connected to the connection groove (311).
4. A stool control magnetic ring as claimed in claim 3, characterized in that: The connection groove (311) is open toward the axial side of the other end of the head end magnetic body (31) and is formed with an internal thread, and the connection block (321) is threadedly connected to the connection groove (311).
5. The defecation control magnetic ring according to claim 3, characterized in that: The connecting groove (311) opens toward the radial side of the other end of the head end magnetic body (31), and simultaneously opens toward the axial side of the other end of the head end magnetic body (31), and the groove width of the opening end opening toward the axial side of the other end of the head end magnetic body (31) is smaller than the groove width at the bottom of the groove, and the connecting block (321) is adapted to and inserted into the connecting groove (311).
6. A fecal control magnetic ring as claimed in claim 5, characterized in that: The radial side surface of the head end magnetic body (31) is provided with an insertion hole (312) connected to the connection groove (311), the connection block (321) is provided with a bolt hole (322) connected to the insertion hole (312), and the insertion hole (312) is provided with a limiting bolt (4) threadedly connected to the bolt hole (322).
7. A defecation control magnetic ring according to any one of claims 2 to 6, characterized in that: The protection switch (3) further comprises two elastic members (33), the two elastic members (33) being respectively mounted on one end of the head end magnetic body (31) and one end of the tail end magnetic body (32), and the two elastic members (33) are also respectively connected to the head end and the tail end of the connecting line (2).
8. The defecation control magnetic ring according to claim 7, characterized in that: One end of the head end magnetic body (31) and one end of the tail end magnetic body (32) are both provided with mounting grooves (5), and groove covers (6) are detachably connected at the groove openings of the two mounting grooves (5). The two elastic members (33) are respectively installed in the two mounting grooves (5), and the head end and the tail end of the connecting line (2) respectively pass through the corresponding two mounting grooves (5) and realize connection with the corresponding elastic members (33).
9. A fecal control magnetic ring as claimed in claim 8, characterized in that: The two slot covers (6) are each provided with a sliding hole (61) adapted to accommodate and allow the end of the connecting line (2) to slide, and the ends of the two elastic members (33) are each fixed with a limiting block (34), the size of the limiting block (34) being larger than the aperture of the sliding hole (61).
10. A method for applying a stool control magnetic ring, characterized in that: The defecation control magnetic ring as claimed in any one of claims 1 to 9 comprises the following steps: Open the perianal area 1 cm away and incise the perianal skin about 1 cm; Turn on the protection switch (3) so that the control magnetic ring forms a linear structure; The linear structure of the stool control magnetic ring is implanted outside the sphincter; Close the protection switch (3) to form a ring-shaped control magnetic ring; Suture the incision and disinfect.
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