CN113576567B - Puncture needle with thread - Google Patents
Puncture needle with thread Download PDFInfo
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- CN113576567B CN113576567B CN202110845659.7A CN202110845659A CN113576567B CN 113576567 B CN113576567 B CN 113576567B CN 202110845659 A CN202110845659 A CN 202110845659A CN 113576567 B CN113576567 B CN 113576567B
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- puncture tube
- puncture
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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
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0491—Sewing machines for surgery
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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
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/0483—Hand-held instruments for holding sutures
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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
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
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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
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
- A61B17/06004—Means for attaching suture to needle
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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
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
- A61B17/062—Needle manipulators
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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
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B2017/0496—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials for tensioning sutures
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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
- A61B17/04—Surgical instruments, devices or methods, e.g. tourniquets for suturing wounds; Holders or packages for needles or suture materials
- A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
- A61B2017/06052—Needle-suture combinations in which a suture is extending inside a hollow tubular needle, e.g. over the entire length of the needle
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- Surgical Instruments (AREA)
Abstract
The utility model relates to a take line pjncture needle, relate to the field of medical treatment with sewing device, including the puncture tube, push rod and stylolite, the one end of puncture tube is provided with the syringe needle, the one end of stylolite is worn to locate in the puncture tube, the diameter of stylolite is less than the puncture tube internal diameter, the one end of push rod is worn to locate in the puncture tube, the diameter of push rod is less than the puncture tube internal diameter, the diameter sum of push rod and stylolite is less than or equal to the puncture tube internal diameter, when the diameter sum of push rod and stylolite equals in the puncture tube, the push rod slides with puncture tube inner wall and is connected, the stylolite slides with puncture tube inner wall and is connected, be connected for sliding between push rod and the stylolite. This application has the advantage that can improve the effect of sewing up of fibre ring incision.
Description
Technical Field
The application relates to the field of medical suturing equipment, in particular to a puncture needle with a thread and a suture knot.
Background
In the process of performing an operation at a vertebral position, for example, when treating diseases such as lumbar disc herniation, medical care personnel need to make an annulus fibrosus incision with a certain size on an annulus fibrosus at the vertebral position, and then dig out a nucleus pulposus protruded from the annulus fibrosus through the annulus fibrosus incision so as to achieve the purpose of treating lumbar disc herniation. After the nucleus pulposus protrusion is excavated, the medical staff needs to suture the incision on the annulus fibrosus.
In the related art, the sewing method of the fiber ring generally sews the incision of the fiber ring on the outer surface of the fiber ring, and the sewing method can only fix the incision of the fiber ring on the outer surface of the fiber ring, but can not fix the incision of the fiber ring in the fiber ring well, so that the sewing effect of the fiber ring is not ideal.
Disclosure of Invention
In order to solve the problem that the suture effect of the incision of the fibrous ring is not ideal easily caused by the suture mode of suturing the incision of the fibrous ring on the outer surface of the fibrous ring in the related art, the application provides a puncture needle with a thread and a suture knot.
One of the purposes of the application is to provide a puncture needle with a thread, which adopts the following technical scheme:
the utility model provides a puncture needle with thread, including puncture tube, push rod and stylolite, the one end of puncture tube is provided with the syringe needle, the one end of stylolite is worn to locate in the puncture tube, the diameter of stylolite is less than the puncture tube internal diameter, the one end of push rod is worn to locate in the puncture tube, the diameter of push rod is less than the puncture tube internal diameter, the diameter sum of push rod and stylolite is less than or equal to the puncture tube internal diameter, when the diameter sum of push rod and stylolite equals in the puncture tube, the push rod slides with the puncture tube inner wall and is connected, the stylolite slides with the puncture tube inner wall and is connected, be connected for sliding between push rod and the stylolite.
Through adopting above-mentioned technical scheme, medical personnel can follow the fibrous ring that penetrates of fibrous ring incision both sides respectively with two stylolite through the pjncture needle in, then make two stylolite enter into the fibrous ring one end and pass the fibrous ring incision and stretch out the fibrous ring outside, later tie a knot in two stylolite that pass the fibrous ring outside at the fibrous ring and form a line, later pulling the knot that the stylolite made on two stylolite passes the fibrous ring incision, and make the inboard of fibrous ring incision tighten up, later tie a knot again to the one end that two stylolite kept away from the overlap joint position, can form simultaneously fixedly the inboard and the outside of fibrous ring this moment, and then make the effect of sewing up of fibrous ring better.
Optionally, one end of the puncture tube where the needle is located is bent to one side to form a bent part.
Through adopting above-mentioned technical scheme, in-process penetrating the puncture pipe in the fibrous ring, can the syringe needle towards the fibrous ring incision, can make the syringe needle be close to the fibrous ring incision more after penetrating the fibrous ring as far as like this, can make medical personnel pull out the stylolite through the fibrous ring incision as far as possible convenient like this.
Optionally, one end of the needle head in the puncture tube is provided with a pull wire, and one end of the suture in the puncture tube is fixed on the pull wire.
Through adopting above-mentioned technical scheme, the atress area on the stylolite has been increased to the stay wire spare, and the medical personnel of being convenient for on the one hand push away the puncture tube with the stylolite through the push rod more, and on the other hand medical personnel of also being convenient for pull the stylolite and wear out the annulotomy.
Optionally, the pull wire is made of a memory alloy superelastic material, and the pull wire is in a compressed state when being in the puncture tube.
Through adopting above-mentioned technical scheme, after being pushed out outside the puncture tube as the stay wire spare, the stay wire spare takes place the inflation under the elastic action of self, can be convenient for more medical personnel through the fibrous ring incision pulling stay wire spare.
Optionally, the suture thread and the thread pulling element are fixed by knotting.
By adopting the technical scheme, after the suture thread is completely penetrated on the fiber ring, the subsequent medical personnel can separate the suture thread from the wire pulling piece conveniently.
Optionally, the wire pulling member is arranged to be an annular structure formed by enclosing the alloy wires.
Through adopting above-mentioned technical scheme, reduced the material use of acting as go-between piece on the one hand, on the other hand is convenient for follow-up medical personnel and hangs the acting as go-between piece through the couple hook.
Optionally, one end of the wire drawing member is bent towards one side to form a hook portion.
Through adopting above-mentioned technical scheme, medical personnel use the pjncture needle to impel the inside in-process of fibre ring with the stylolite, medical personnel can make the crotch portion of acting as go-between piece towards the incision's of fibre ring direction, like this when the syringe needle enters into inside back of fibre ring, medical personnel use the push rod to push out the puncture pipe with the acting as go-between piece after, the crotch portion of acting as go-between piece can be to the incision's of fibre ring direction motion under the elastic action of self, can reduce the distance between acting as go-between piece and the fibre ring incision as far as like this, thereby make medical personnel be convenient for more pull out the fibre ring incision with the acting as go-between piece.
Optionally, the wire pulling piece at the position of the hook part is arc-shaped, and the section of the alloy wire is circular.
By adopting the technical scheme, after the wire pulling piece is pushed out of the puncture tube by the push rod, medical staff can pull the wire pulling piece to move in a human body because the wire pulling piece at the position of the hook part is arc-shaped, so that the wire pulling piece at the position of the hook part is more smooth, and meanwhile, the cross section of the alloy wire is circular, so that the wire pulling piece is more smooth as a whole, and the damage to the internal tissues of the human body on the movement path of the wire pulling piece is reduced as much as possible.
Optionally, the wire pulling member includes a main body portion and a plurality of outward turning portions, the main body portion is of a tubular structure, the plurality of outward turning portions are all fixedly connected to an end portion of the main body portion, and one end, far away from the main body portion, of the outward turning portion is turned over in the direction away from the axis of the main body portion.
Through adopting above-mentioned technical scheme, after the stay wire spare was pushed out the puncture tube by the push rod, a plurality of evagination portions on the main part can turn up under self elastic action to increased the stress point on the stay wire spare, thereby made the stay wire spare more easily by medical personnel through the fibrous ring incision pull-out fibrous ring.
Optionally, the edges of the eversions are rounded at both positions.
By adopting the technical scheme, the surface of the everting part is smoother, and after the pull wire piece is pushed out of the puncture tube by the push rod, the everting part can be restored to the original state under the action of the elasticity of the everting part, and the damage to human tissues can be reduced as much as possible when medical personnel pull the pull wire piece to move in the human body.
Another purpose of this application provides a knot of stylolite, including free portion one and free portion two, free portion one includes first portion and second portion, and the position department that first portion and second portion are connected forms the knot ring after buckling to one side of free portion two, and the one end that the second portion was kept away from in first portion passes the knot ring after keeping away from free portion two one side around free portion one, and free portion two passes the knot ring.
Through adopting above-mentioned technical scheme for after finishing knotting, staff draws free portion one or free portion two can all make the knot only tight not loose, makes the fixed effect of knot better.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the puncture tube and the puncture needle are matched to enable the two sides of the incision of the fibrous ring to be respectively provided with a suture line in a penetrating way, then one end of the suture line positioned in the fibrous ring penetrates through the incision of the fibrous ring and extends out of the fibrous ring, then two suture lines penetrating through the incision of the fibrous ring are knotted, then the suture lines are pulled to enable the knots on the two suture lines to penetrate through the incision of the fibrous ring and tighten the inner side of the incision of the fibrous ring, then one ends of the two suture lines far away from the lap joint position are knotted again, and at the moment, the inner side and the outer side of the fibrous ring can be simultaneously fixed, so that the suture effect of the fibrous ring is better;
2. the bent part is arranged at the position of the needle head of the puncture tube, so that the puncture tube is closer to the incision of the fibrous ring after entering the fibrous ring, and medical personnel can pull the suture line in the fibrous ring out of the fibrous ring through the incision of the fibrous ring as conveniently as possible;
3. the pull wire piece is arranged at the needle head of the puncture tube, so that medical personnel can push the suture out of the puncture tube through the push rod more conveniently on the one hand, and the stress area on the suture is increased on the other hand, so that the medical personnel can pull the suture in the fibrous ring out of the fibrous ring through the fibrous ring incision conveniently.
Drawings
Fig. 1 is a schematic view showing the configuration of a puncture needle with a wire in the embodiment of the present application.
FIG. 2 is a schematic view of the embodiment of the present application highlighting the structure of the deployment of the puller wire, suture and pusher rod within the puncture tube.
Fig. 3 is a schematic structural diagram of the external shape of the wire drawing member in embodiment 1 of the present application.
Fig. 4 is a plan view of the wire drawing member in embodiment 1 of the present application.
Fig. 5 is a schematic structural diagram of the external shape of the wire drawing member in embodiment 2 of the present application.
Fig. 6 is a plan view of the wire drawing member in embodiment 2 of the present application.
Fig. 7 is a schematic view of a wire knot in the present application.
Description of the reference numerals: 1. a puncture tube; 11. a puncture section; 111. a needle head; 112. a bending section; 12. a grip portion; 2. a push rod; 21. a grip; 3. a suture; 4. a wire pulling member; 41. a hook portion; 42. a main body portion; 43. an eversion portion; 5. a first free part; 51. a first portion; 52. a second portion; 53. knotting; 6. and a second free part.
Detailed Description
The present application is described in further detail below with reference to figures 1-7.
The embodiment of the application discloses a puncture needle with a thread. Referring to fig. 1, the puncture needle includes a puncture tube 1, a push rod 2, and a suture thread 3, and one end of the puncture tube 1 is provided with a needle 111.
Referring to fig. 2, the suture thread 3 is arranged in the puncture tube 1 in a penetrating manner, the diameter of the suture thread 3 is smaller than the inner diameter of the puncture tube 1, the push rod 2 is arranged in the puncture tube 1 in a penetrating manner, the diameter of the push rod 2 is smaller than the inner diameter of the puncture tube 1, the sum of the diameter of the suture thread 3 and the diameter of the push rod 2 is not larger than the inner diameter of the puncture tube 1, and both the suture thread 3 and the push rod 2 can move in the puncture tube 1 along the axial direction of the puncture tube 1.
In the process of suturing the annulotomy, a medical worker makes a needle 111 of a puncture tube 1 penetrate into an annulus at one side of the annulotomy until the position of the needle 111 of the puncture tube 1 enters the annulus, the medical worker uses a push rod 2 to push a suture line 3 to make the end part of the suture line 3 extend out of the puncture tube 1, then the end part of the suture line 3 penetrating out of the puncture tube 1 is pulled out through the annulotomy, then the puncture tube 1 is withdrawn out of the annulus, a new suture line 3 is laid in the puncture tube 1, then the suture line 3 is implanted at the other side of the annulotomy in the same mode, then one end of the two suture lines 3 extending out through the annulotomy is knotted, the medical worker pulls one end of the two suture lines 3 away from the knotting position after the knotting is finished, at the moment, a knot between the two suture lines 3 passes through the annulotomy to enter the annulus and tighten the incision in the annulus, the medical worker knots tie the two suture lines 3 outside the annulus, so that the local position of the annulotomy is fixed, and the annulus can be sutured at the position of the annulotomy by adopting the mode.
The fibrous ring sutured by the puncture needle can fix the incision of the fibrous ring from the incision position in the fibrous ring, so that the suturing effect of the incision of the fibrous ring is more ideal.
Referring to fig. 2, in order to facilitate the medical staff to draw out the suture thread 3 inserted into the inside of the annulus fibrosus through the incision of the annulus fibrosus, one end of the puncture tube 1 where the needle 111 is located is bent to one side to form a bent portion 112, and the puncture tube 1 at the bent portion 112 is in an arc shape.
In the process of puncturing the puncture tube 1 into the fibrous ring, because the bent part 112 position on the puncture tube 1 is arc-shaped, the bent part 112 position of the puncture tube 1 is more smooth, and further the damage to the fibrous ring in the puncturing process is reduced; in addition, in the process of penetrating the puncture tube 1 into the fibrous ring, medical staff can make the bending part 112 face one side of the incision of the fibrous ring, and the arrangement of the bending part 112 enables the needle 111 to be closer to the incision of the fibrous ring after entering the fibrous ring, so that the process of pulling out the suture line 3 through the incision of the fibrous ring by the medical staff is more convenient.
Further, the position of the needle 111 of the puncture tube 1 is provided with a stay wire member 4, the stay wire member 4 is arranged inside the position of the needle 111 of the puncture tube 1, the stay wire member 4 is made of a memory alloy superelastic material, the stay wire member 4 can deform, the stay wire member 4 is in a compressed state when being positioned in the puncture tube 1, and one end of the suture wire 3 extending into the puncture tube 1 is fixed on the stay wire member 4 in a knotting mode.
After puncture tube 1 brought stylolite 3 into the annulus inside, medical personnel can push out puncture tube 1 through push rod 2 with acting as go-between 4, and rethread acting as go-between 4 pulls out stylolite 3 through the annulus incision, and acting as go-between 4 has increased the area of stress on the stylolite 3, and the medical personnel of being convenient for more on the one hand push out puncture tube 1 with stylolite 3 through push rod 2, and on the other hand also is convenient for medical personnel pulling stylolite 3 and wears out the annulus incision.
Referring to fig. 1, in order to facilitate the medical staff to hold the puncture tube 1, the puncture tube 1 includes a puncture part 11 and a grip part 12 which are integrally provided, the puncture part 11 and the grip part 12 are both tubular structures, the diameter of the grip part 12 is larger than that of the puncture part 11, the grip part 12 gradually decreases from the grip part 12 to the puncture part 11 toward one end of the puncture part 11 until the diameter of the grip part 12 is the same as that of the puncture part 11, and a needle 111 on the puncture tube 1 is provided at one end of the puncture part 11 which is far from the grip part 12.
One end of the push rod 2 positioned outside the puncture tube 1 is coaxially and fixedly connected with a handle 21 with a circular section, and the handle 21 can facilitate the medical staff to hold the push rod 2.
Example 1
Referring to fig. 3 and 4, the wire drawing member 4 is an annular structure surrounded by alloy wires made of memory alloy superelastic materials.
After medical personnel push out puncture tube 1 with acting as go-between 4 through push rod 2, can pass behind the fibre ring incision with small-size medical iron hook and hang on acting as go-between 4, then pulling act as go-between 4 makes stylolite 3 pass the fibre ring incision and reach the fibre ring outside, later medical personnel open the line of stylolite 3 on acting as go-between 4 again, with act as go-between 4 and stylolite 3 separation can.
One end of the wire drawing member 4 is bent to one side to form a hook portion 41, and the wire drawing member 4 is in a hook shape as a whole.
Medical personnel use puncture tube 1 to promote the inside in-process of fibre ring with stylolite 3, medical personnel can make the crotch portion 41 of acting as go-between piece 4 towards the one side at fibre ring incision place, like this when syringe needle 111 enters into inside back of fibre ring, medical personnel use push rod 2 to push out puncture tube 1 back with acting as go-between piece 4, the crotch portion 41 of acting as go-between piece 4 can be to the direction motion of fibre ring incision under the elastic action of self, can reduce the distance between the piece 4 of acting as go-between and the fibre ring incision as far as like this, thereby make medical personnel be convenient for pull out the fibre ring incision with the piece 4 of acting as go-between more.
The curved hook part 41 on the wire drawing part 4 is arc-shaped, the cross section of the alloy wire is circular, after the wire drawing part 4 is pushed out of the puncture tube 1 by the push rod 2, the cross section of the alloy wire is circular, meanwhile, the wire drawing part 4 at the position of the curved hook part 41 is arc-shaped, so the whole wire drawing part 4 can be smooth, the wire drawing part 4 is restored to the original state under the action of self elasticity, and medical staff can reduce the damage to the human tissues caused by the wire drawing part 4 in the process of pulling the movement of the wire drawing part 4 as much as possible.
The implementation principle of the embodiment 1 is as follows: in the process of suturing the annulotomy, a medical staff enables a puncture tube 1 to penetrate into an annulus fibrosus from one side of an incision of the annulus fibrosus until a needle 111 of the puncture tube 1 enters the inside of the annulus fibrosus, then the medical staff uses a push rod 2 to push a pull wire 4 out of the puncture tube 1, the pull wire 4 resets towards the incision of the annulus fibrosus under the action of self elasticity after being separated from the puncture tube 1, then the medical staff pulls the pull wire 4 out through the incision of the annulus fibrosus by a tool such as a medical small hook, then the puncture tube 1 is pulled out of the annulus fibrosus, the pull wire 4 is separated from a suture wire 3, a new suture wire 3 is fixed on the pull wire 4, the suture wire 3 and the pull wire 4 are rearranged in the puncture tube 1, then the suture wire 3 is implanted at the other side of the incision of the annulus fibrosus in the same way, then the two suture wires 3 are extended out of one end of the annulus fibrosus through the incision of the annulus fibrosus to be knotted, after the knotting is finished, one end of the two suture wires 3 far away from the position of the incision of the annulus fibrosus is pulled, at this time, the local incision of the medical staff is positioned at the incision of the annulus fibrosus, and then the incision of the medical staff is fixed by the incision, and the incision of the surgical staff is fixed by the local incision of the annulus fibrosus in the same way, and the incision of the surgical staff.
Example 2
Referring to fig. 5 and 6, the pulling member 4 comprises a main body 42 and a plurality of everted portions 43 which are integrally arranged, the main body 42 has a tubular structure, the main body 42 has a circular cross section, the diameter of the main body 42 is not larger than the inner diameter of the puncture tube 1, the plurality of everted portions 43 are uniformly arranged at the same end position of the main body 42 around the axis of the main body 42, and one end of the everted portion 43 away from the main body 42 is folded in a direction away from the axis of the main body 42.
After the push rod 2 pushes the pull wire member 4 out of the puncture tube 1, one end of the plurality of outward turning parts 43 far away from the main body part 42 is outward turned in the direction away from the axis of the main body part 42, the occupied space connected in the fibrous ring is increased, and thus medical staff can more conveniently pull the pull wire member 4 out of the incision of the fibrous ring.
The edges of the outward turning part 43 are provided with rounded corners, so that in the outward turning process of the outward turning part 43 after the pull wire piece 4 is pushed out of the puncture tube 1 by the push rod 2 and in the process of pulling the pull wire piece by medical personnel to move, the outer surface of the pull wire piece 4 is smoother due to the rounded corners, and the damage of the outward turning part 43 to human tissues can be reduced as much as possible.
The implementation principle of the embodiment 2 is as follows: in the process of suturing the annulotomy, a medical worker makes a puncture tube 1 penetrate into an annulus fibrosus from one side of an incision of the annulus fibrosus until a needle 111 of the puncture tube 1 enters the annulus fibrosus, then the medical worker uses a push rod 2 to push a pull wire member 4 out of the puncture tube 1, the outward turning part 43 on the pull wire member 4 is turned outward and reset under the action of self elasticity after the pull wire member 4 is separated from the puncture tube 1, then the medical worker pulls the pull wire member 4 out through the incision of the annulus fibrosus by a tool such as a medical small hook and the like, then makes the puncture tube 1 withdraw from the annulus fibrosus, separates the pull wire member 4 from a suture line 3, fixes a new suture line 3 on the pull wire member 4, rearranges the suture line 3 and the pull wire member 4 into the puncture tube 1, then implants the suture line 3 at the other side of the incision of the annulus fibrosus in the same way, then makes a knot on one end of the two suture lines 3, which are far away from the knotted position of the suture line 3, and then makes a knot on the one end of the two suture lines which are positioned outside the incision of the annulus fibrosus and then completes the fixation of the incision of the annulus fibrosus according to complete the suture line.
A method for performing a sewing of an annular incision using a puncture needle with a wire, comprising the steps of:
s1, installing a pull wire piece 4, a suture 3 and a push rod 2 into a puncture tube 1;
one end of the suture line 3 is fixed on the stay wire element 4 in a knotting mode, then the stay wire element 4 and the suture line 3 are arranged in the puncture tube 1 in a penetrating mode, the stay wire element 4 is positioned at the needle head 111 end of the puncture tube 1, and then the push rod 2 is arranged in the puncture tube 1 in a penetrating mode.
S2, the needle 111 of the puncture tube 1 is punctured into the fibrous ring at one side of the incision of the fibrous ring;
the puncture tube 1 ensures that the bent part 112 at the position of the needle 111 faces the cut side of the annulus fibrosus during the process of puncturing the annulus fibrosus.
S3, pushing the pull wire piece 4 out of the puncture tube 1 by using the push rod 2;
s4, pulling the wire pulling piece 4 out of the fiber ring through the fiber ring incision, and withdrawing the puncture tube 1 from the fiber ring;
the medical small iron hook is hooked on the wire pulling piece 4, and then the wire pulling piece 4 is pulled out of the fiber ring through the fiber ring incision.
S5, reinstalling the pull wire piece 4, the push rod 2 and the new suture 3 into the puncture tube 1 in the mode of the step S1;
s6, placing the puncture tube 1 on the other side of the anulus fibrosus incision, and repeating the threading steps in the steps S2-S4;
s7, separating the pull wire pieces 4 on the two suture lines 3 from the suture lines 3;
s8, knotting the two suture lines 3 through one ends of the incisions of the fibrous rings to connect the two suture lines 3 into one line;
s9, tensioning one ends of the two suture lines 3 far away from the knotting position, and knotting the ends of the two suture lines 3 far away from the knotting position again to form fixation;
pulling one end of the suture 3 away from the knotting position outwards to enable the knotting position to pass through the incision of the fibrous ring, simultaneously tightening the incision of the fibrous ring by one thread formed by the two suture 3, and then knotting one end of the two suture 3 away from the knotting position again to form fixation;
s10, cutting off the residual quantity of the suture line 3 at the knotting position of the suture line 3 outside the fibrous ring by using medical scissors;
s11, adopting the steps S1-S10 to form multi-point fixation of the incision of the fibrous ring.
The implementation principle of the method for suturing the incision of the fibrous ring by using the puncture needle with the thread is as follows: wear to establish a stylolite 3 respectively through the both sides at the fibrous ring, stylolite 3 lies in the one end in the fibrous ring and wears out and knot through the fibrous ring incision, then pulls stylolite 3 and makes the knot position on the stylolite 3 pass through the fibrous ring incision and enter into the fibrous ring, and makes stylolite 3 tighten up the fibrous ring incision in the fibrous ring, then will lie in two stylolite 3 of fibrous ring outside and knot. Therefore, the inner side and the outer side of the annulotomy are fixed simultaneously, and the sewing effect of the annulotomy is better.
Referring to fig. 7, a knot of a suture line comprises a first free portion 5 and a second free portion 6, wherein the first free portion 5 comprises a first portion 51 and a second portion 52, a position where the first portion 51 is connected with the second portion 52 is bent towards one side of the second free portion 6 to form a knotting ring 53, one end, far away from the second portion, of the first portion 51 bypasses one side, far away from the second free portion 6, of the first free portion 5 and then passes through the knotting ring 53, and then the second free portion 6 passes through the knotting ring 53 to form the knot.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (7)
1. A puncture needle with a thread is characterized in that: the puncture needle comprises a puncture tube (1), a push rod (2) and a suture (3), wherein one end of the puncture tube (1) is provided with a needle (111), one end of the suture (3) is arranged in the puncture tube (1) in a penetrating manner, the diameter of the suture (3) is smaller than the inner diameter of the puncture tube (1), one end of the push rod (2) is arranged in the puncture tube (1) in a penetrating manner, the diameter of the push rod (2) is smaller than the inner diameter of the puncture tube (1), the sum of the diameter of the push rod (2) and the diameter of the suture (3) is smaller than or equal to the inner diameter of the puncture tube (1), when the sum of the diameter of the push rod (2) and the diameter of the suture (3) is equal to the inner diameter of the puncture tube (1), the push rod (2) is connected with the inner wall of the puncture tube (1) in a sliding manner, the suture (3) is connected with the inner wall of the puncture tube (1) in a sliding manner, and the push rod (2) is connected with the suture (3) in a sliding manner; a pull wire piece (4) is arranged at one end of the puncture tube (1) where the needle head (111) is located, and one end of the suture (3) located in the puncture tube (1) is fixed on the pull wire piece (4); the pull wire piece (4) is made of memory alloy superelastic materials, and the pull wire piece (4) is in a compressed state when being in the puncture tube (1).
2. A puncture needle with a wire according to claim 1, wherein: one end of the puncture tube (1) where the needle head (111) is located is bent towards one side to form a bent part (112).
3. A puncture needle with a wire according to claim 1, characterized in that: the suture line (3) and the pull line piece (4) are fixed in a knotting mode.
4. A puncture needle with a wire according to claim 1, characterized in that: the stay wire piece (4) is of an annular structure formed by enclosing alloy wires.
5. A puncture needle with a wire according to claim 4, wherein: one end of the wire drawing piece (4) is bent towards one side to form a hook part (41).
6. A puncture needle with a wire according to claim 5, wherein: the wire drawing piece (4) at the position of the bent hook part (41) is arc-shaped, and the cross section of the alloy wire is circular.
7. A puncture needle with a wire according to claim 1, characterized in that: the stay wire piece (4) comprises a main body part (42) and a plurality of outward turning parts (43), the main body part (42) is of a tubular structure, the outward turning parts (43) are fixedly connected to the end part of the main body part (42), and one ends, far away from the main body part (42), of the outward turning parts (43) are turned over in the axial direction away from the main body part (42).
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| CN202110845659.7A CN113576567B (en) | 2021-07-26 | 2021-07-26 | Puncture needle with thread |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110845659.7A CN113576567B (en) | 2021-07-26 | 2021-07-26 | Puncture needle with thread |
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| CN113576567A CN113576567A (en) | 2021-11-02 |
| CN113576567B true CN113576567B (en) | 2022-10-14 |
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| CN202110845659.7A Active CN113576567B (en) | 2021-07-26 | 2021-07-26 | Puncture needle with thread |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115956965B (en) * | 2023-01-06 | 2023-12-19 | 上海交通大学医学院附属瑞金医院 | Fibrous ring stitching instrument |
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| CN113576567A (en) | 2021-11-02 |
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