CN216962535U - Anchor made of full suture capable of being contracted into ball - Google Patents
Anchor made of full suture capable of being contracted into ball Download PDFInfo
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- CN216962535U CN216962535U CN202121683187.1U CN202121683187U CN216962535U CN 216962535 U CN216962535 U CN 216962535U CN 202121683187 U CN202121683187 U CN 202121683187U CN 216962535 U CN216962535 U CN 216962535U
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Abstract
The utility model belongs to the technical field of medical instruments, and particularly relates to an anchor made of full sutures capable of being contracted into a sphere, which comprises a full suture anchor body, wherein the full suture anchor body consists of a full suture nail body and a plurality of traction sutures, the traction sutures are intersected and penetrated in the full suture nail body, the full suture nail body consists of a suture traction part, a suture connecting part and a contractible sphere part, and the suture traction part, the suture connecting part and the contractible sphere part are sequentially connected; the utility model has simple structure and easy operation, and can extrude the contractible spherical part to automatically contract into a spherical shape when the traction suture is drawn by passing part of the traction suture through the contractible spherical part in a staggered way and passing the other part of the traction suture through the suture traction part in a guiding way, thereby forming a spherical blocking structure with large expansion deformation and greatly improving the fixing effect and the stability of the full suture nail body in cancellous bone.
Description
Technical Field
The utility model belongs to the technical field of medical instruments, and particularly relates to an anchor made of a full suture capable of being contracted into a sphere.
Background
Many orthopedic surgeries involve the use of anchors to attach soft tissue to bone, most of which rely on the use of polymers, metals, or biodegradable compounds, the use of which generally requires the placement of relatively large holes in the bone, and if these anchors are loosened, they face the problem of possible presence of hard material in the joint, which may lead to joint degradation or the risk of arthritis in the patient, whereas suture anchors are widely used in medicine for the connective fixation of human soft tissue to bone tissue, where the anchor materials include metals, PEEK, absorbable materials, and materials that are homogenous with sutures, and the last is called full suture anchors.
The nail body of current full suture anchor generally directly runs through by the stylolite, utilizes the inserter to implant spongy bone after putting into the stylolite nail body fifty percent discount, and the both ends of tractive stylolite are with the locking fixed point at last, and in clinical use, the full suture anchor of this kind of structure, the nail body often can't be out of shape or the deflection is very little, hardly realizes the tangential inflation of the nail body and then the locking in the bone way hole, has reduced the fastness of anchor.
To this end, an anchor made of a full suture that can be contracted into a spherical shape is devised to solve the above-mentioned problems.
Disclosure of Invention
To solve the problems raised in the background art described above. The utility model provides an anchor made of a full suture capable of being contracted into a sphere, wherein one part of a traction suture is penetrated through a contractible sphere part in a staggered manner, and the other part of the traction suture is guided to penetrate through a suture traction part, so that the contractible sphere part can be extruded to be automatically contracted into a sphere when the traction suture is drawn, a spherical blocking structure with large expansion deformation is formed, and the fixing effect and the stability of a full suture nail body in cancellous bone are greatly improved.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an anchor that collapsible globular full suture was made, includes full suture anchor body, full suture anchor body comprises full suture nail body and a plurality of tractive suture, the tractive suture is crisscross to run through in full suture nail body inside, full suture nail body comprises suture traction portion, suture connecting portion and collapsible globular portion, just connect gradually between suture traction portion, suture connecting portion and the collapsible globular portion.
Preferably, the anchor according to the present invention is an anchor made of a full suture which can be contracted into a spherical shape, wherein the full suture nail body is formed by interlacing a plurality of sutures, and the full suture nail body is in a tubular shape.
Preferably, the anchor nail made of the full suture capable of shrinking into a sphere according to the present invention is provided with a threading prepared hole and a suture guiding hole at both ends of the suture pulling part, respectively, and the suture guiding hole is located at a side close to the suture connecting part.
Preferably, the anchor is made of a full suture capable of being contracted into a sphere, and suture drawing guide holes are uniformly formed in the outer side of the contractible sphere.
Preferably, the number of the pull-in sutures is at least four, one of the pull-in sutures sequentially passes through the thread pre-prepared hole, the suture guide hole and the suture pull-in guide hole from the inner side of the suture pulling part, and the pull-in sutures sequentially pass through the suture pull-in guide holes in a staggered manner.
As an anchor bolt made of a full suture which can be contracted into a spherical shape according to the present invention, it is preferable that the threading prepared holes and the suture guiding holes are uniformly distributed in the circumferential direction of the suture pulling portion, respectively.
As an anchor of the present invention made of a full suture shrinkable into a spherical shape, it is preferable that the suture pulling guide holes are uniformly distributed along the axial direction and the circumferential direction of the shrinkable spherical portion.
In the anchor according to the present invention, preferably, the suture pulling portion, the suture connecting portion, and the contractible spherical portion are formed integrally, and the suture connecting portion is formed in a ring shape.
Compared with the prior art, the utility model has the beneficial effects that:
1. one part of the traction suture penetrates through the suture traction guide hole on the contractible spherical part in a staggered manner, and the other part of the traction suture penetrates through the threading reserved hole and the suture guide hole on the suture traction part in a guiding manner, so that the traction suture can be extruded to automatically contract into a spherical shape when being pulled, and a spherical blocking structure with large expansion deformation is formed, so that the spherical anchor joint can firmly block a bone canal, strong pulling-out resistance is provided for the whole full suture nail body, and the fixing effect and the stability of the full suture nail body in cancellous bone are greatly improved;
2. the use reliability of the suture line can be improved by adopting a plurality of traction sutures, the phenomenon that one traction suture is broken and fails or the connection is unstable and is loosened is prevented, and the reliability and the stability of the traction suture in the drawing process are improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a full-suture nail body in the utility model;
FIG. 3 is a schematic axial cross-sectional view of a collapsible bulb according to the present invention;
FIG. 4 is a schematic view of the collapsible bulb collapsing into a spherical shape in accordance with the present invention;
in the figure:
1. a full suture anchor body; 2. a full-suture nail body; 21. a suture traction portion; 211. threading a preformed hole; 212. a suture guide hole; 22. a suture attachment portion; 23. a collapsible globe portion; 231. drawing the guide hole by the suture; 3. the suture is pulled.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below 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 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.
As shown in fig. 1 and 2;
an anchor made of full suture capable of being contracted into a sphere comprises a full suture anchor body 1, wherein the full suture anchor body 1 is composed of a full suture anchor body 2 and a plurality of traction sutures 3, and the traction sutures 3 penetrate through the full suture anchor body 2 in a staggered mode.
In this embodiment: when the full-suture anchor is used, the inserter is implanted into cancellous bone in advance, then the traction suture 3 passes through the full-suture nail body 2, then when the traction suture 3 is extracted, the full-suture nail body 2 is extruded and bent in the cancellous bone, and the bent part is not extruded by the inserter to form a crease, so that the full-suture nail body 2 is greatly expanded in the tangential direction of the traction force, and the full-suture nail body 2 is ensured to be fixed in the cancellous bone.
It should be noted that: the full suture nail body 2 is formed by the crisscross weaving of a plurality of stylolite, and the full suture nail body 2 is the tube-shape, adopts a plurality of stylolite to weave, can increase its tangential direction's inflation size when satisfying 2 dimensional requirement of the full suture nail body, has increased the deformation volume of the full suture nail body 2.
Based on the anchor that current full suture was made, with full suture nail body 2 by suture traction portion 21, suture connecting portion 22 and collapsible globular portion 23 are constituteed, and suture traction portion 21, connect gradually between suture connecting portion 22 and the collapsible globular portion 23, through crossing in collapsible globular portion 23 with drawing 3 partly crisscross of suture, another portion direction runs through in suture traction portion 21, make drawing suture 3 when by the pull, can extrude collapsible globular portion 23 and contract the spheroid by oneself, the spherical shutoff structure that the inflation deformation volume is big has been formed, the fixed effect and the stability of full suture nail body 2 in the spongy bone have been improved greatly.
As shown in fig. 1-4;
in combination with the above, the threading prepared hole 211 and the suture guide hole 212 are respectively opened at both ends of the suture traction portion 21, and the suture guide hole 212 is located near the suture connecting portion 22 side, so that the traction suture 3 can be easily passed out from the threading prepared hole 211 and passed through the suture guide hole 212, and the traction suture 3 can be guided well to be drawn.
Further, the following steps: suture drawing guide holes 231 are uniformly formed in the outer side of the contractible spherical part 23, so that drawing sutures 3 can sequentially penetrate through the suture drawing guide holes 231 in a staggered mode, the drawing sutures 3 can surround the periphery of the contractible spherical part 23, and when the drawing sutures 3 are drawn, the contractible spherical part 23 can be contracted into a spherical blocking structure.
Further, the following steps: the number of the pulling stitches 3 is at least four, one pulling stitch 3 sequentially passes through the threading prepared hole 211, the stitch guide hole 212 and the stitch pulling guide hole 231 from the inner side of the stitch pulling part 21, and the pulling stitches 3 sequentially and alternately penetrate through the stitch pulling guide holes 231, so that the use reliability of the suture thread can be improved by adopting a plurality of pulling stitches 3, the situation that one pulling stitch 3 breaks and fails or the connection is unstable and loosens is prevented, and the reliability and the stability of the pulling stitches 3 in the pulling process are improved.
In this embodiment: through drawing the suture 3 partly crisscross suture tractive guide hole 231 that runs through on collapsible globular portion 23, another portion direction runs through threading preformed hole 211 and suture wire hole 212 on suture traction portion 21 for drawing suture 3 when being pulled, can extrude collapsible globular portion 23 and contract spheroidicity by oneself, the globular plugging structure that the inflation deflection is big has been formed, thereby the globular anchor knot can firmly block the bone canal, for the whole strong resistance of extracting that provides of full suture nail body 2, the fixed effect and the stability of full suture nail body 2 in the spongy bone are greatly improved.
It should be noted that: the threading prepared holes 211 and the suture thread guiding holes 212 are respectively and uniformly distributed in the circumferential direction of the suture traction part 21, so that the pulling suture 3 can conveniently slide along the threading prepared holes 211 and the suture thread guiding holes 212, and the pulling and sliding of the pulling suture 3 are more stable.
It should be noted that: the suture drawing guide holes 231 are uniformly distributed along the axial direction and the circumferential direction of the collapsible bulb 23, so that the amount of deformation of the collapsible bulb 23 when drawing the suture 3 is more uniform, and the spherical plugging structure can be stably and rapidly contracted.
It should be understood that: the suture traction part 21, the suture connecting part 22 and the collapsible ball part 23 are integrally formed, the suture connecting part 22 is in a ring shape, the suture traction part 21, the suture connecting part 22 and the collapsible ball part 23 are woven into a whole by adopting a plurality of sutures, and the inserter is convenient to be inserted into the suture connecting part 22 by the arrangement of the suture connecting part 22, the inserter is prevented from being extruded to the collapsible ball part 23 to influence the contraction of the collapsible ball part 23, and the use is convenient.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An anchor that full suture of collapsible balling-up was made, includes full suture anchor body (1), its characterized in that: full suture anchor body (1) comprises full suture nail body (2) and a plurality of tractive suture (3), tractive suture (3) are crisscross to run through inside full suture nail body (2), full suture nail body (2) comprises suture traction portion (21), suture connecting portion (22) and collapsible globular portion (23), just connect gradually between suture traction portion (21), suture connecting portion (22) and collapsible globular portion (23).
2. A retractable spherical full suture anchor according to claim 1, wherein: the full-suture nail body (2) is formed by interweaving a plurality of suture lines, and the full-suture nail body (2) is cylindrical.
3. An anchor made of a full suture that can be contracted into a ball shape according to claim 2, characterized in that: threading preformed holes (211) and suture guide holes (212) are formed in the two ends of the suture traction part (21) respectively, and the suture guide holes (212) are located on one side close to the suture connecting part (22).
4. An anchor made of a full suture that can be contracted into a ball shape according to claim 3, characterized in that: suture drawing guide holes (231) are uniformly formed in the outer side of the contractible spherical part (23).
5. An anchor according to claim 4 made of a full suture that is collapsible into a spherical shape, wherein: the number of the drawing stitches (3) is at least four, one drawing stitch (3) sequentially passes through the threading reserved hole (211), the stitch guide hole (212) and the stitch drawing guide hole (231) from the inner side of the stitch traction part (21), and the drawing stitches (3) sequentially pass through the stitch drawing guide holes (231) in a staggered mode.
6. An anchor made of a full suture that can be contracted into a ball shape according to claim 3, characterized in that: the threading prepared holes (211) and the suture thread guide holes (212) are respectively and uniformly distributed in the circumferential direction of the suture traction part (21).
7. An anchor according to claim 4 made of a full suture that is collapsible into a spherical shape, wherein: the suture drawing guide holes (231) are uniformly distributed along the axial direction and the circumferential direction of the contractible spherical portion (23).
8. An anchor made of a full suture that can be contracted into a ball shape according to claim 1, characterized in that: the suture traction part (21), the suture connecting part (22) and the contractible spherical part (23) are integrally formed, and the suture connecting part (22) is annular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121683187.1U CN216962535U (en) | 2021-07-23 | 2021-07-23 | Anchor made of full suture capable of being contracted into ball |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121683187.1U CN216962535U (en) | 2021-07-23 | 2021-07-23 | Anchor made of full suture capable of being contracted into ball |
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| CN216962535U true CN216962535U (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121683187.1U Active CN216962535U (en) | 2021-07-23 | 2021-07-23 | Anchor made of full suture capable of being contracted into ball |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116549036A (en) * | 2023-07-10 | 2023-08-08 | 杭州锐健马斯汀医疗器材有限公司 | Osseous suture full suture anchor and method |
-
2021
- 2021-07-23 CN CN202121683187.1U patent/CN216962535U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116549036A (en) * | 2023-07-10 | 2023-08-08 | 杭州锐健马斯汀医疗器材有限公司 | Osseous suture full suture anchor and method |
| CN116549036B (en) * | 2023-07-10 | 2023-10-13 | 杭州锐健马斯汀医疗器材有限公司 | Osseous suture full suture anchor and method |
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