CN101869498A - Magnetic device for side-to-side intestinal anastomosis - Google Patents
Magnetic device for side-to-side intestinal anastomosis Download PDFInfo
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- CN101869498A CN101869498A CN 201010200286 CN201010200286A CN101869498A CN 101869498 A CN101869498 A CN 101869498A CN 201010200286 CN201010200286 CN 201010200286 CN 201010200286 A CN201010200286 A CN 201010200286A CN 101869498 A CN101869498 A CN 101869498A
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- magnet ring
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- intestinal anastomosis
- anastomosis
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Abstract
The invention discloses a magnetic device for side-to-side intestinal anastomosis. The magnetic device comprises a magnetic ring set, wherein the magnetic ring set consists of two pairs of annular magnetic rings with thickness ranging from 2 to 4mm; and each pair of magnetic rings consists of a first magnetic ring and a second magnetic ring. By performing the side-to-side intestinal anastomosis of seamless seaming by using the magnetic attraction of the two pairs of magnetic rings with both proper thickness and shape, the device prevents the defects of easy dehiscence and easy bleeding of perienchyma of the anastomotic stoma produced by a gastrointestinal stapler in the side-to-side intestinal anastomosis, obstruction of the anastomotic stoma and incomplete seaming; and because the two pairs of magnetic rings used in the side-to-side intestinal anastomosis can be removed from the body along with excrement after a certain period, the magnetic rings cannot be remained in human body to cause inconvenience and discomfort.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, be specifically related to a kind of magnetic devices of side to side intestinal anastomosis.
Background technology
The gastrointestinal anastomosis device brings great convenience to operation as a kind of stitching devices of side to side intestinal anastomosis, but also have that anastomotic stoma perienchyma splits easily, anastomotic stoma perienchyma is hemorrhage easily, anastomotic block and sew up incomplete defective.Therefore utilize the coincideing effect naturally of magnetic devices and realize that the side to side intestinal anastomosis under the no suturing with thread management has more and more become main direction.
Present employed magnetic devices mainly is the magnetic tube device, utilizes the magnetic tube device can realize not having side to side intestinal anastomosis under the suturing with thread management, but shortcoming is magnetic tube and adnexa metal gear thereof but to be stayed and cause very big inconvenience and uncomfortable in the human body; And, also have shape all can only be used between the pipe pipe from the thickness size in addition at the good magnet ring of no suture match result between blood vessel, between gastrointestinal and between intestinal tube, be not suitable for being used in the side to side intestinal anastomosis aspect.
Summary of the invention
In order to overcome the deficiency that above-mentioned prior art exists, the object of the present invention is to provide a kind of magnetic devices of side to side intestinal anastomosis, utilize thickness magnetic attracting forces big or small and the two secondary magnet rings that shape all is fit to finish the side to side intestinal anastomosis of no suturing with thread management, the anastomotic stoma perienchyma that had both avoided the gastrointestinal anastomosis device to produce in side to side intestinal anastomosis splits easily, anastomotic stoma perienchyma is hemorrhage easily, anastomotic block and sew up incomplete defective, because two used secondary magnet rings of side to side intestinal anastomosis can excrete with feces after the regular period, can not stay in the human body and cause inconvenience and discomfort again.
In order to achieve the above object, the technical solution adopted in the present invention is:
A kind of magnetic devices of side to side intestinal anastomosis, comprise the magnet ring group, described magnet ring group is made up of the magnet ring of two secondary cyclic thickness 2 millimeters to 4 millimeters, every secondary magnet ring is made up of first magnet ring 1 and second magnet ring 2, the internal diameter of first magnet ring 1 is big than second magnet ring, 2 external diameters, the thickness of first magnet ring 1 is all identical with the thickness of second magnet ring 2, and the width of second magnet ring 2 is 1/3rd of first magnet ring 1, and the external diameter of first magnet ring 1 in every secondary magnet ring is less than the internal diameter of corresponding intestinal tube.
Described first magnet ring 1 and second magnet ring 2 are elliptical annular, and the two center of circle overlaps when second magnet ring 2 is packed into first magnet ring, 1 inside, and the inward flange of the oval outward flange of second magnet ring 2 and first magnet ring 1 is involutory.
Described first magnet ring 1 and second magnet ring 2 all scribble titanium or Parylene biological coating, and this coating layer thickness is 2 nanometers-20 nanometers.
Finish the side to side intestinal anastomosis of no suturing with thread management by utilizing magnetic attracting forces big or small and the two secondary magnet rings that shape all is fit to, the anastomotic stoma perienchyma that had both avoided the gastrointestinal anastomosis device to produce in side to side intestinal anastomosis splits easily, anastomotic stoma perienchyma is hemorrhage easily, anastomotic block and sew up incomplete defective, because two used secondary magnet rings of side to side intestinal anastomosis can excrete with feces after the regular period, can not stay in the human body and cause inconvenience and discomfort again.Adopt first magnet ring 1 and second magnet ring 2 can be more suitable for the elliptoid cross section of intestinal tube in addition for elliptical annular, the convenient implantation, the two center of circle overlaps when second magnet ring 2 is packed into first magnet ring, 1 inside, and the involutory structure of the oval outward flange of second magnet ring 2 and the inward flange of first magnet ring 1 can be with the better driving fit of side to side intestinal anastomosis zone, first magnet ring 1 and second magnet ring 2 that scribble titanium or Parylene biological coating can strengthen biocompatibility, the inconvenience that brings in the time of also avoiding the magnetic devices of this side to side intestinal anastomosis to stay human body and uncomfortable.
Description of drawings
Fig. 1 is a structural representation of the present invention, and Fig. 1 (a) is the structural representation of first magnet ring of a secondary magnet ring group, and Fig. 1 (b) is the structural representation of second magnet ring of a secondary magnet ring group.
Fig. 2 is the view that first magnet ring of of the present invention one secondary magnet ring group is inserted from the intestinal tube broken ends of fractured bone.
Fig. 3 is the view of first magnet ring when acanthopore place intestinal tube mouth reverse reflex of of the present invention one secondary magnet ring group.
Fig. 4 is that second magnet ring of of the present invention one secondary magnet ring group is inserted the view of first magnet ring.
Fig. 5 is the ongoing view of side to side intestinal anastomosis of the present invention.
Fig. 6 is the view that the magnet ring group comes off behind the side to side intestinal anastomosis of the present invention.
The specific embodiment
The present invention will be described in more detail below in conjunction with accompanying drawing.
The magnetic devices of side to side intestinal anastomosis, comprise the magnet ring group, described magnet ring group is made up of the magnet ring of two secondary cyclic thickness 2 millimeters to 4 millimeters, as shown in Figure 1, every secondary magnet ring is made up of first magnet ring 1 and second magnet ring 2, and the internal diameter of first magnet ring 1 is big than second magnet ring, 2 external diameters, and the thickness of first magnet ring 1 is all identical with the thickness of second magnet ring 2, the width of second magnet ring 2 is 1/3rd of first magnet ring 1, and the external diameter of first magnet ring 1 in every secondary magnet ring is less than the internal diameter of corresponding intestinal tube; In addition, first magnet ring 1 and second magnet ring 2 are elliptical annular, and the two center of circle overlaps when second magnet ring 2 is packed into first magnet ring, 1 inside, and the inward flange of the oval outward flange of second magnet ring 2 and first magnet ring 1 is involutory; Also have first magnet ring 1 and second magnet ring 2 all to scribble the Parylene biological coating, this coating layer thickness is 2 nanometers-20 nanometers.
Operation principle of the present invention is: the internal diameter of at first measuring intestinal tube, select the magnetic devices of side to side intestinal anastomosis, promptly the external diameter of first magnet ring 1 in the two secondary magnet rings of the magnet ring group of this device all is less than the internal diameter of intestinal tube, then as shown in Figure 2, first magnet ring 1 of one secondary magnet ring is inserted dark about 3.0cm position from the intestinal tube broken ends of fractured bone 3, close this broken ends of fractured bone 3, near acanthopore and this first magnet ring 1 put stay this place this first magnet ring 1 position at intestinal tube, with after acanthopore 5 place's intestinal tube mouth reverse reflex as shown in Figure 3, second magnet ring 2 in again should the pair magnet ring is inserted, and the intestinal tube opisthotonos partly is clipped in the middle of first magnet ring 1 of this pair magnet ring and second magnet ring 2 as shown in Figure 4 like this; Then first magnet ring 1 of another secondary magnet ring is inserted dark about 3.0cm position from the opposite side intestinal tube broken ends of fractured bone, close this broken ends of fractured bone, near acanthopore and this first magnet ring 1 put stay this place this first magnet ring 1 position at intestinal tube, with acanthopore place intestinal tube mouth reverse reflex, second magnet ring 2 in again should the pair magnet ring is inserted, the intestinal tube opisthotonos partly is clipped in this pair magnet ring and wins in the middle of the magnet ring 1 and second magnet ring 2 like this, two secondary magnet rings of last two side ends as shown in Figure 5 can be finished side to side intestinal anastomosis to inhaling, at last intestinal tube is put to the normal anatomy position, after about two weeks, being clipped in the intermediary intestinal tube of two secondary magnet rings organizes downright bad gradually, the anastomotic position tissue repair, this device comes off in enteric cavity, excretes as shown in Figure 6 in company with feces.
Finish the side to side intestinal anastomosis of no suturing with thread management by utilizing magnetic attracting forces big or small and the two secondary magnet rings that shape all is fit to, the anastomotic stoma perienchyma that had both avoided the gastrointestinal anastomosis device to produce in side to side intestinal anastomosis splits easily, anastomotic stoma perienchyma is hemorrhage easily, anastomotic block and sew up incomplete defective, because two used secondary magnet rings of side to side intestinal anastomosis can excrete with feces after the regular period, can not stay in the human body and cause inconvenience and discomfort again.Adopt first magnet ring 1 and second magnet ring 2 can be more suitable for the elliptoid cross section of intestinal tube in addition for elliptical annular, the convenient implantation, the two center of circle overlaps when second magnet ring 2 is packed into first magnet ring, 1 inside, and the involutory structure of the oval outward flange of second magnet ring 2 and the inward flange of first magnet ring 1 can be with the better driving fit of side to side intestinal anastomosis zone, first magnet ring 1 and second magnet ring 2 that scribble titanium or Parylene biological coating can strengthen biocompatibility, the inconvenience that brings in the time of also avoiding the magnetic devices of this side to side intestinal anastomosis to stay human body and uncomfortable.
Claims (3)
1. the magnetic devices of a side to side intestinal anastomosis, comprise the magnet ring group, it is characterized in that: described magnet ring group is made up of the magnet ring of two secondary cyclic thickness 2 millimeters to 4 millimeters, every secondary magnet ring is made up of first magnet ring (1) and second magnet ring (2), the internal diameter of first magnet ring (1) is big than second magnet ring (2) external diameter, the thickness of first magnet ring (1) is all identical with the thickness of second magnet ring (2), the width of second magnet ring (2) is 1/3rd of first magnet ring (1), and the external diameter of first magnet ring (1) in every secondary magnet ring is less than the internal diameter of corresponding intestinal tube.
2. the magnetic devices of a kind of side to side intestinal anastomosis as claimed in claim 1, it is characterized in that: first magnet ring (1) of described every secondary magnet ring and second magnet ring (2) are elliptical annular, the two center of circle overlaps when second magnet ring (2) is packed into first magnet ring (1) inside, and the inward flange of the oval outward flange of second magnet ring (2) and first magnet ring (1) is involutory.
3. as the magnetic devices of claim 1 or the described a kind of side to side intestinal anastomosis of claim 2, it is characterized in that: described first magnet ring (1) and second magnet ring (2) all scribble titanium or Parylene biological coating, and this coating layer thickness is 2 nanometers-20 nanometers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010200286 CN101869498A (en) | 2010-06-13 | 2010-06-13 | Magnetic device for side-to-side intestinal anastomosis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010200286 CN101869498A (en) | 2010-06-13 | 2010-06-13 | Magnetic device for side-to-side intestinal anastomosis |
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| Publication Number | Publication Date |
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| CN101869498A true CN101869498A (en) | 2010-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201010200286 Pending CN101869498A (en) | 2010-06-13 | 2010-06-13 | Magnetic device for side-to-side intestinal anastomosis |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102451025A (en) * | 2012-02-06 | 2012-05-16 | 徐忠法 | Magnetic force compressing anastomosis ring |
| CN102835985A (en) * | 2012-08-15 | 2012-12-26 | 西安交通大学 | Limited portal-caval shunt magnetic anastomosis ring |
| CN104619269A (en) * | 2012-09-07 | 2015-05-13 | 伊西康内外科公司 | Magnetic compression anastomosis device |
| CN108283511A (en) * | 2018-01-25 | 2018-07-17 | 赵建民 | A kind of anorectal surgical magnet ring stapler |
| CN111031934A (en) * | 2017-06-30 | 2020-04-17 | 加利福尼亚大学董事会 | Magnetic device, system and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0152381A2 (en) * | 1984-02-16 | 1985-08-21 | Pfizer Hospital Products Group, Inc. | New device for circular anastomosis |
| US6666873B1 (en) * | 2002-08-08 | 2003-12-23 | Jack L. Cassell | Surgical coupler for joining tubular and hollow organs |
| WO2008061024A2 (en) * | 2006-11-10 | 2008-05-22 | Wilson-Cook Medical, Inc. | Ring magnets for surgical procedures |
-
2010
- 2010-06-13 CN CN 201010200286 patent/CN101869498A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0152381A2 (en) * | 1984-02-16 | 1985-08-21 | Pfizer Hospital Products Group, Inc. | New device for circular anastomosis |
| US6666873B1 (en) * | 2002-08-08 | 2003-12-23 | Jack L. Cassell | Surgical coupler for joining tubular and hollow organs |
| WO2008061024A2 (en) * | 2006-11-10 | 2008-05-22 | Wilson-Cook Medical, Inc. | Ring magnets for surgical procedures |
Non-Patent Citations (1)
| Title |
|---|
| 《中华肝胆外科杂志》 20071130 李建辉等 急性胆管损伤后应用磁性胆肠吻合支架一期修复胆肠连续性的实验研究 767-770 1-3 第13卷, 第11期 2 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102451025A (en) * | 2012-02-06 | 2012-05-16 | 徐忠法 | Magnetic force compressing anastomosis ring |
| CN102835985A (en) * | 2012-08-15 | 2012-12-26 | 西安交通大学 | Limited portal-caval shunt magnetic anastomosis ring |
| CN104619269A (en) * | 2012-09-07 | 2015-05-13 | 伊西康内外科公司 | Magnetic compression anastomosis device |
| CN111031934A (en) * | 2017-06-30 | 2020-04-17 | 加利福尼亚大学董事会 | Magnetic device, system and method |
| US11607223B2 (en) | 2017-06-30 | 2023-03-21 | The Regents Of The University Of California | Magnetic devices, systems, and methods |
| CN111031934B (en) * | 2017-06-30 | 2024-02-20 | 加利福尼亚大学董事会 | Magnetic device, system and method |
| CN108283511A (en) * | 2018-01-25 | 2018-07-17 | 赵建民 | A kind of anorectal surgical magnet ring stapler |
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Application publication date: 20101027 |