CN115089243A - Medical fixing device and method for producing same - Google Patents
Medical fixing device and method for producing same Download PDFInfo
- Publication number
- CN115089243A CN115089243A CN202210640490.6A CN202210640490A CN115089243A CN 115089243 A CN115089243 A CN 115089243A CN 202210640490 A CN202210640490 A CN 202210640490A CN 115089243 A CN115089243 A CN 115089243A
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- Prior art keywords
- anchor
- braided
- rope
- anchoring
- coil
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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
- A61B17/064—Surgical staples, i.e. penetrating the tissue
- A61B17/0642—Surgical staples, i.e. penetrating the tissue for bones, e.g. for osteosynthesis or connecting tendon to bone
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00526—Methods of manufacturing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/064—Surgical staples, i.e. penetrating the tissue
- A61B2017/0649—Coils or spirals
Abstract
The invention provides a medical fixation device, comprising: a traction portion for connecting a target tissue; an anchoring portion connected to the traction portion, the anchoring portion for implantation into bone tissue; the anchoring portion is formed by a braided suture; an adjustment portion connected to the anchoring portion for forming the anchoring portion into a flexible anchor; in the use process, the anchoring part is firstly implanted into the bone tissue, and the anchoring part is changed into a flexible anchor and fixed in the bone tissue under the action of the adjusting part, so that the fixing effect of a medical fixing instrument can be improved, and the injury to the human tissue is reduced. The invention also provides a manufacturing method of the medical fixing instrument.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a medical fixing instrument and a manufacturing method thereof.
Background
Complete or partial detachment of ligaments, tendons, shoulder trivets, or other soft tissue from bone is a common injury, particularly among athletes and the elderly. When a ligament is pulled beyond its tolerance by violence, causing non-physiological activities, damage and even tissue separation can occur. Surgical intervention is often required, particularly when the tissue is completely separated from its associated bone.
The fixation of biological tissue and bone to one another by means of a suture anchor is one of the common surgical procedures. The hard anchor may loosen in bone tissue after surgery, and the tip or thread of the hard anchor may scratch the tissue of the human body, causing further injury.
There is a need for a new medical fastening device and method of making the same that ameliorates some of the problems discussed above with respect to the prior art.
Disclosure of Invention
The invention aims to provide a medical fixing instrument and a manufacturing method thereof, which can improve the fixing effect of the medical fixing instrument and reduce the damage to human tissues.
In order to achieve the above object, the present invention provides a medical fixing instrument, comprising: a traction portion for connecting a target tissue; an anchoring portion connected to the traction portion, the anchoring portion being for connection to bone tissue; the anchoring portion is formed by knitting; an adjustment portion connected to the anchoring portion for forming the anchoring portion into a flexible anchor; in use, the anchoring portion is first implanted into the bone tissue, and the anchoring portion is formed into a flexible anchor and fixed in the bone tissue under the action of the adjustment portion.
The medical fixing apparatus provided by the invention has the beneficial effects that: the anchoring part formed by weaving is implanted into the hole of the bone tissue, the anchoring part is formed into a flexible anchor to be fixed in the bone tissue under the action of the adjusting part, and then the traction part connected with the anchoring part is connected with the target tissue, so that the target tissue and the bone tissue are fixed with each other; furthermore, the soft, flexible anchor also greatly reduces abrasive damage to bone tissue than a hard anchor, even when loosened.
Optionally, the medical fixation device comprises: braided rope and anchors; the rope end of the braided rope passes through the braided rope, the passing part forms the adjusting part, and the traction part and the coil are formed on two sides of the passing position; the anchor is disposed on the coil and forms the anchor portion together. The beneficial effects are that: the body of the medical fixing apparatus is formed by one weaving rope, so that the structure of the medical fixing apparatus is optimized, the production convenience of the medical fixing apparatus is improved, the number of parts is reduced, and the manufacturing cost is reduced.
Optionally, the medical fixing apparatus further comprises: the number of the anchoring portions is at least two. The beneficial effects are that: the fixing effect of the medical fixing instrument is improved by increasing the number of the anchoring portions.
Optionally, the coil passes through one side of the anchor and through the opposite side.
Optionally, the anchor is a hollow structure with two open ends.
Optionally, the coil extends through the anchor from both ends of the anchor.
Optionally, the coil passes into the anchor from the outer walls of opposite sides of the anchor and out the same side. The beneficial effects are that: the coil penetrates into and penetrates out of the outer walls of two opposite sides of the anchoring part at the same time, so that the coil is connected at four positions on two sides of the anchoring part, after the anchoring part is implanted into the hole of the bone tissue, the anchoring part is extruded and contracted at four positions on the coil under the action of the adjusting part, the contraction degree of the anchoring part in the axial direction of the hole is larger, the radial expansion degree of the anchoring part in the hole is larger, the flexible anchor formed in the mode is tighter, the stress is more uniform, and the flexible anchor is more firmly connected with the bone tissue; in addition, because the anchor portion radially expands the degree more greatly, relatively, the hole size on the bone tissue can be seted up littleer to reduce the harm to the bone tissue, promote human safety.
In order to achieve the above object, the method for manufacturing a medical fixing device provided by the present invention comprises the steps of: providing an anchor formed by braiding a braided rope and a suture; passing a strand end of the braided strand through the anchor; and penetrating the rope end of the braided rope through the braided rope, forming a traction part and a coil at two sides of a penetrating position, and forming an anchoring part by the anchoring part and the coil together.
The manufacturing method of the medical fixing apparatus provided by the invention has the beneficial effects that: the anchoring part is formed by the braided rope and the anchoring part formed by braiding, the anchoring part is deformed in the hole of the bone tissue under the action of the traction part to generate a flexible anchor, the size of the flexible anchor is larger than the aperture of the bone tissue, the flexible anchor is not easy to fall out of the bone tissue, and a firmer fixing effect is generated compared with a hard anchor; furthermore, the soft, flexible anchor, even if loosened, greatly reduces abrasive damage to bone tissue as compared to a hard anchor.
Optionally, the passing the strand end of the braided strand through the anchor comprises: the cord ends include a first cord end and a second cord end, the anchor includes a first anchor and a second anchor, the first cord end is threaded through the first anchor, and the second cord end is threaded through the second anchor.
Optionally, the passing the rope end of the braided rope through the braided rope comprises: the first rope end and the second rope end are respectively penetrated from a first position and a second position on the braided rope, a first adjusting part and a second adjusting part are respectively formed at the penetrating parts, a traction part is formed between the first position and the second position, a first coil and a second coil are formed at the other side opposite to the traction part, the first coil and the first anchoring part form a first anchoring part, and the second coil and the second anchoring part together form a second anchoring part. .
Optionally, the passing of the rope end of the braided rope through the anchor comprises: penetrating the string end from one end of the anchor to the other end.
Optionally, the passing of the rope end of the braided rope through the anchor comprises: the string end is threaded from one side of the anchor and then threaded again from the opposite side.
Optionally, the passing of the rope end of the braided rope through the anchor comprises: threading the rope end from an outer wall of a first side of the anchor into an interior of the anchor; threading the rope end out of the outer wall of the first side from the inside of the anchor; threading an outer wall of a second side of the anchor at the rope end into an interior of the anchor; threading the rope end from inside the anchor to outside the outer wall of the first side; the first side and the second side face oppositely.
Drawings
FIG. 1 is a schematic view of a medical fastening device according to a first embodiment of the present invention;
FIG. 2 is a schematic view of a medical fastening device according to a second embodiment of the present invention;
fig. 3 is a schematic structural view of a medical fastening device according to a third embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are 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. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. As used herein, the word "comprising" and similar words are intended to mean that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.
In order to solve the problems in the prior art, the embodiment of the invention provides a medical fixing instrument.
FIG. 1 is a schematic view of a medical fastening device according to a first embodiment of the present invention; FIG. 2 is a schematic view of a medical fastening device according to a second embodiment of the present invention; fig. 3 is a schematic structural view of a medical fastening device according to a third embodiment of the present invention.
In some embodiments of the invention, the medical fastening device comprises: a traction part 1 for connecting a target tissue; an anchoring portion connected to the traction portion, the anchoring portion for implantation into bone tissue; the anchoring portion is formed by a braided suture; an adjustment portion connected to the anchoring portion for forming the anchoring portion into a flexible anchor; during the use, the anchoring part is firstly implanted into the bone tissue, and the anchoring part is formed into a flexible anchor and fixed in the bone tissue under the action of the adjusting part.
In some embodiments of the present invention, after the adjustment part is stretched during a surgical procedure so that the anchoring part is formed into a flexible anchor and fixed in the bone tissue, the adjustment part is separated from the anchoring part and is not implanted into a human body together with the traction part and the anchoring part.
In some embodiments of the invention, the target tissue includes, but is not limited to, a ligament or tendon.
In some embodiments of the invention, the medical fastening device comprises: braided rope and anchors; the braided rope is braided by a suture made of a material with good biocompatibility, and pores formed by braiding are formed in the braided rope, so that the rope end can conveniently pass through the pores; the rope end of the braided rope passes through the braided rope, the passing part of the braided rope forms the traction part, and the part which does not pass through the braided rope forms a coil; the anchor is disposed on the coil and forms the anchor portion together.
In some embodiments of the invention, the braided rope is a hollow structure.
In some embodiments, the threading of the cord end through the braided cord includes threading the cord end through one side of an outer wall of the braided cord into an interior of the braided cord and then threading the cord end through an opposite side of the outer wall of the braided cord.
In some embodiments of the present invention, the passing of the rope end through the braided rope includes passing the rope end through the interior of the braided rope from one side of the outer wall of the braided rope and then out from the same side of the outer wall of the braided rope.
In some embodiments of the present invention, referring to fig. 1, 2 and 3, the cord end includes a first cord end 121 and a second cord end 122, the first cord end 121 and the second cord end 122 respectively pass through a first position and a second position on the braided cord, the two passing portions respectively form a first adjusting portion 101 and a second adjusting portion 102, a traction portion 1 is formed between the first position and the second position on the braided cord, a first loop 111 and a second loop 112 are respectively formed on the other side of the first position and the second position, the first loop 111 and the first anchor 201 form a first anchor portion 301, and the second loop 112 and the second anchor 202 together form a second anchor portion 302.
In some embodiments of the present invention, referring to fig. 2, the first coil 111 is passed through one side of the first anchor 201 and through the opposite side, i.e., side a of the first anchor 201 is shown to be passed through and then passed through again from side B; the second anchor 202 is disposed in the same manner as the first anchor 201.
In some embodiments of the present invention, referring to fig. 1, the first anchor 201 is a hollow structure with two open ends, and the first coil 111 penetrates through the first anchor 201 from two ends of the first anchor 201; the second anchor 202 is disposed in the same manner as the first anchor 201.
In some embodiments of the present invention, referring to fig. 3, the first coil 111 penetrates into the first anchor 201 from the outer walls of the two opposite sides of the first anchor 201 and penetrates out from the same side, that is, the first coil 111 penetrates into the first anchor 201 from the outer wall of the C side of the first anchor 201 shown in the figure and penetrates out from the inside of the first anchor 201 to the C side of the first anchor 201; then, the first coil 111 penetrates into the first anchor 201 from the outer wall of the D side of the first anchor 201, and penetrates out of the first anchor 201 to the D side of the first anchor 201, wherein the directions of the C side and the D side are opposite; the second anchor 202 is disposed in the same manner as the first anchor 201.
The embodiment of the invention provides a manufacturing method of a medical fixing instrument, which comprises the following steps:
s01 providing braided rope and anchors;
s02 passing the rope end of the braided rope through the anchor;
s03, passing the string end of the braided string through the braided string, forming an adjustment part at the passed part, and forming a pulling part and a loop at both sides of the passed position, the anchor forming an anchor part together with the loop.
In some embodiments of the invention, referring to fig. 1, 2 and 3, said passing the strand end of the braided strand through the anchor comprises: the cord ends are a first cord end 121 and a second cord end 122, the anchor comprises a first anchor 201 and a second anchor 202, the first cord end 121 is threaded through the first anchor 201, and the second cord end 122 is threaded through the second anchor 202.
In some embodiments of the invention, referring to fig. 1, 2 and 3, said passing the rope end of the braided rope through the braided rope comprises: the first rope end 121 and the second rope end 122 are respectively passed through a first position and a second position on the braided rope, the two passed parts respectively form a first adjusting part 101 and a second adjusting part 102, a traction part 1 is formed between the first position and the second position on the braided rope, a first coil 111 and a second coil 112 are respectively formed on the other side of the first position and the second position, the first coil 111 and the first anchoring part 201 form a first anchoring part 301, the second coil 112 and the second anchoring part 202 together form a second anchoring part 302, and the fixing effect of the medical fixing instrument is improved by increasing the number of the anchoring parts.
In some embodiments of the present invention, referring to fig. 1, the threading of the strand end of the braided rope through the anchor comprises: the first string end 121 is threaded from one end of the first anchor 201 to the other end, and the second anchor 202 is disposed in the same manner as the first anchor 201.
In some embodiments of the present invention, referring to fig. 2, threading the strand end of the braided rope through the anchor comprises: threading the first rope end 121 from one side of the first anchor 201 and then threading it again from the opposite side, i.e., threading the anchor a side and then threading it B side as shown; the second anchor 202 is disposed in the same manner as the first anchor 201.
In some embodiments of the present invention, referring to fig. 3, the passing of the strand end of the braided strand through the anchor comprises: the first rope end 121 respectively penetrates into the first anchor 201 from the outer wall of the side C of the first anchor 201 shown in the figure, and penetrates out of the first anchor 201 to the side C of the first anchor 201; then, the first rope end 121 penetrates into the first anchor 201 from the outer wall of the side D of the first anchor 201, and penetrates out of the first anchor 201 to the side D of the first anchor 201, wherein the directions of the side C and the side D are opposite; similarly, the second anchor 202 is disposed in the same manner as the first anchor 201.
Although the embodiments of the present invention have been described in detail hereinabove, it is apparent to those skilled in the art that various modifications and variations can be made to the embodiments. However, it is to be understood that such modifications and variations are within the scope and spirit of the present invention as set forth in the following claims. Moreover, the invention as described herein is capable of other embodiments and of being practiced or of being carried out in various ways.
Claims (13)
1. A medical fastening instrument, comprising:
a traction portion for connecting a target tissue;
an anchoring portion connected to the traction portion, the anchoring portion for implantation into bone tissue;
the anchoring portion is formed by a braided suture;
an adjustment portion connected to the anchoring portion for forming the anchoring portion into a flexible anchor;
in use, the anchoring portion is first implanted into the bone tissue, and the anchoring portion is formed into a flexible anchor and fixed in the bone tissue under the action of the adjustment portion.
2. The medical securing instrument according to claim 1, comprising:
braided rope and anchors;
the rope end of the braided rope passes through the braided rope, the passing part forms the adjusting part, and the traction part and the coil are formed on two sides of the passing position;
the anchor is disposed on the coil and forms the anchor portion together.
3. The medical fixation instrument as claimed in claim 2, wherein the number of said anchoring portions is at least two.
4. The medical fixation instrument of claim 2, wherein the coil passes through one side of the anchor and through an opposite side.
5. The medical fixation device of claim 2, wherein said anchor is a hollow structure open at both ends.
6. The medical fixation instrument as claimed in claim 5, wherein said coil extends through said anchor from both ends thereof.
7. The medical fixation device of claim 5, wherein said coil passes into said anchor from opposite outer walls of said anchor and out the same side.
8. A method of manufacturing a medical fastening device, comprising the steps of:
providing an anchor formed by braiding a braided rope and a suture;
passing a strand end of the braided strand through the anchor;
and penetrating the rope end of the braided rope through the braided rope, forming an adjusting part at the penetrating part, forming a traction part and a coil at two sides of the penetrating position, and forming an anchoring part by the anchoring part and the coil together.
9. The method of manufacturing a medical securing device according to claim 8, wherein said passing a strand end of said braided strand through said anchor comprises:
the cord ends include a first cord end and a second cord end, the anchor includes a first anchor and a second anchor, the first cord end is threaded through the first anchor, and the second cord end is threaded through the second anchor.
10. The method of manufacturing a medical fastening device according to claim 9, wherein the passing a strand end of the braided strand through the braided strand includes:
the first rope end and the second rope end are respectively penetrated from a first position and a second position on the braided rope, a first adjusting part and a second adjusting part are respectively formed at the penetrating parts, a traction part is formed between the first position and the second position, a first coil and a second coil are formed at the other side opposite to the traction part, the first coil and the first anchoring part form a first anchoring part, and the second coil and the second anchoring part together form a second anchoring part.
11. The method of manufacturing a medical fastening device according to claim 8, wherein passing the strand end of the braided strand through the anchor comprises:
penetrating the string end from one end of the anchor to the other end.
12. The method of manufacturing a medical fastening device according to claim 8, wherein passing the strand end of the braided strand through the anchor comprises:
the string end is threaded from one side of the anchor and then threaded again from the opposite side.
13. The method of manufacturing a medical fastening device according to claim 8, wherein passing the strand end of the braided strand through the anchor comprises:
threading the rope end from an outer wall of a first side of the anchor into an interior of the anchor;
threading the rope end out of the outer wall of the first side from the inside of the anchor;
threading an outer wall of a second side of the anchor at the rope end into an interior of the anchor;
threading the rope end from inside the anchor to outside the outer wall of the first side;
the first side and the second side are oppositely facing.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210640490.6A CN115089243A (en) | 2022-06-08 | 2022-06-08 | Medical fixing device and method for producing same |
| PCT/CN2022/118111 WO2023236383A1 (en) | 2022-06-08 | 2022-09-09 | Medical fixing instrument and manufacturing method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210640490.6A CN115089243A (en) | 2022-06-08 | 2022-06-08 | Medical fixing device and method for producing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115089243A true CN115089243A (en) | 2022-09-23 |
Family
ID=83289246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210640490.6A Pending CN115089243A (en) | 2022-06-08 | 2022-06-08 | Medical fixing device and method for producing same |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115089243A (en) |
| WO (1) | WO2023236383A1 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090259251A1 (en) * | 2008-04-11 | 2009-10-15 | Cohen Matthew D | Loop suture |
| US20140052178A1 (en) * | 2012-08-17 | 2014-02-20 | Arthrex, Inc. | Self-cinching soft anchors |
| US20140121700A1 (en) * | 2012-10-26 | 2014-05-01 | Arthrex, Inc. | Systems and methods for locking a cinch loop and methods of tissue repair |
| CN104053406A (en) * | 2011-11-14 | 2014-09-17 | 亚瑟罗凯尔公司 | Tissue repair assembly |
| CN105163673A (en) * | 2013-02-26 | 2015-12-16 | 史密夫和内修有限公司 | Flexible deformable suture anchor |
| CN109890303A (en) * | 2016-11-03 | 2019-06-14 | 史密夫和内修有限公司 | Tissue repair component and system with soft anchoring implantation material |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8118836B2 (en) * | 2004-11-05 | 2012-02-21 | Biomet Sports Medicine, Llc | Method and apparatus for coupling soft tissue to a bone |
| US8562647B2 (en) * | 2006-09-29 | 2013-10-22 | Biomet Sports Medicine, Llc | Method and apparatus for securing soft tissue to bone |
| CN112190294A (en) * | 2020-08-27 | 2021-01-08 | 周元军 | Myocardial anchoring device |
-
2022
- 2022-06-08 CN CN202210640490.6A patent/CN115089243A/en active Pending
- 2022-09-09 WO PCT/CN2022/118111 patent/WO2023236383A1/en unknown
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090259251A1 (en) * | 2008-04-11 | 2009-10-15 | Cohen Matthew D | Loop suture |
| CN104053406A (en) * | 2011-11-14 | 2014-09-17 | 亚瑟罗凯尔公司 | Tissue repair assembly |
| US20140052178A1 (en) * | 2012-08-17 | 2014-02-20 | Arthrex, Inc. | Self-cinching soft anchors |
| US20140121700A1 (en) * | 2012-10-26 | 2014-05-01 | Arthrex, Inc. | Systems and methods for locking a cinch loop and methods of tissue repair |
| CN105163673A (en) * | 2013-02-26 | 2015-12-16 | 史密夫和内修有限公司 | Flexible deformable suture anchor |
| CN109890303A (en) * | 2016-11-03 | 2019-06-14 | 史密夫和内修有限公司 | Tissue repair component and system with soft anchoring implantation material |
| US20190247039A1 (en) * | 2016-11-03 | 2019-08-15 | Smith & Nephew, Inc. | Tissue repair assembly and system with soft anchoring implant |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023236383A1 (en) | 2023-12-14 |
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