CN112914640A - Quick threading device of medical suture needle - Google Patents
Quick threading device of medical suture needle Download PDFInfo
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- CN112914640A CN112914640A CN202110096421.9A CN202110096421A CN112914640A CN 112914640 A CN112914640 A CN 112914640A CN 202110096421 A CN202110096421 A CN 202110096421A CN 112914640 A CN112914640 A CN 112914640A
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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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Abstract
The invention discloses a quick threading device of a medical suture needle, which comprises an operation table and a plurality of suture needles, wherein the top of the operation table is provided with a plurality of limiting grooves matched with the suture needles, the end parts of the suture needles are provided with first threading holes, the bottom of each limiting groove is provided with a through hole corresponding to the first threading hole, the bottom of the operation table is provided with a supporting plate and two supporting columns, the supporting plate is positioned on one side of the operation table, the two supporting columns are positioned on the other side corresponding to the operation table, the supporting columns are provided with a conveying flat plate, the conveying flat plate is provided with a plurality of threading assemblies matched with the through holes on the limiting grooves, the two ends of the conveying flat plate are respectively in sliding connection with the two supporting columns, the supporting plate is provided with a plurality of winding rolls corresponding to the threading assemblies, the winding rolls are rotatably connected with the supporting plates, the winding rolls. The invention has the beneficial effects that: threading is easy and does not influence the operation progress.
Description
Technical Field
The invention relates to the technical field related to medical instruments, in particular to a quick threading device of a medical suture needle.
Background
The medical suture needle is mainly used for surgical suture, is mostly made of stainless steel wires by drilling or slotting at the tail of the needle, and has smooth appearance after polishing and electrolytic treatment; the needle type is divided into: circle needle, angle needle, shovel needle, straight needle etc. the radian divide into according to actual need: 1/2, 3/8, etc.; the production process is very complicated, belongs to high-tech products, and even uses the laser drilling technology for fine drilling.
In a surgical operation or a trauma treatment, a suture needle is one of the indispensable instruments in the operation process, medical staff pulls wound tissues of a patient together again through the suture thread to keep the tissues in a desired shape until the wound tissues can be healed, and the existing medical suture needle can be divided into a straight needle, a curved needle and a sled needle according to the shape, wherein the curved needle and the sled needle have a certain radian, the opening direction of a threading hole faces to the bending direction of the suture needle, and before the suture operation is carried out, an operator or a nurse is often required to pass the suture thread through the threading hole and then fold back the suture thread.
The existing medical suture needle has the problems that the threading hole is small, the threading of the suture thread is difficult, the operation is difficult when the tip of the suture thread is forked, the needle needs to be threaded for many times in one operation, and if the suture thread is a small-size suture needle, the suture thread is difficult to pass through, so that the visual fatigue is easily caused, and the operation progress is influenced.
Disclosure of Invention
The invention provides a quick threading device of a medical suture needle, which is easy to thread and does not influence the operation progress, aiming at overcoming the defects that the threading of the suture needle is difficult and the operation progress is easily influenced in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a rapid threading device of a medical suture needle comprises an operation table and a plurality of suture needles, wherein the top of the operation table is provided with a plurality of limiting grooves matched with the suture needles, the end parts of the suture needles are provided with first threading holes, the bottom of each limiting groove is provided with a through hole corresponding to the first threading hole, the bottom of the operation table is provided with a support plate and two support columns, the support plate is positioned at one side of the operation table, the two support columns are positioned at the other side corresponding to the operation table, the support columns are provided with a conveying flat plate, the conveying flat plate is provided with a plurality of threading assemblies matched with the through holes on the limiting grooves, the two ends of the conveying flat plate are respectively in sliding connection with the two support columns, the support plate is provided with a plurality of winding rolls corresponding to the threading assemblies, the winding rolls are rotatably connected with the support plate, and the, one end of the suture line is uniformly wound on the winding roll, and the other end of the suture line is detachably connected with the threading assembly.
The top of the operation table is provided with a plurality of limiting grooves matched with the sewing needle, the limiting grooves can be arranged according to different types of the sewing needle, the practicability is improved, the end part of the sewing needle is provided with a first threading hole, the bottom of the limiting groove is provided with a through hole corresponding to the first threading hole, the bottom of the operation table is provided with a support plate and two support columns, the support plate is positioned at one side of the operation table, the two support columns are positioned at the other side corresponding to the operation table to support the operation table, the support columns are provided with a conveying flat plate, the conveying flat plate is provided with a plurality of threading assemblies matched with the through holes on the limiting grooves, the two ends of the conveying flat plate are respectively connected with the two support columns in a sliding manner, the support plate is provided with a plurality of winding rolls corresponding to the threading assemblies, the winding rolls are rotatably connected with the support plate, one end of the suture line is uniformly wound on the winding roll, and the other end of the suture line is detachably connected with the threading assembly. During operation, the conveying flat plate moves upwards along the supporting column, the threading assembly on the conveying flat plate drives the suture line to pass through the through hole, then the suture line penetrates into the first threading hole, threading speed is improved, and the purpose that threading is easy and operation progress is not influenced is achieved.
Preferably, the threading assembly comprises a perforation part and a threading part, the perforation part comprises two thin rods, the threading part comprises two arc-shaped rods which are distributed in a bilateral symmetry manner, a second threading hole is formed in the middle part of one of the arc-shaped rods and the middle part of the other arc-shaped rod, so that a suture thread can conveniently pass through the second threading hole, one end of one of the arc-shaped rods is intersected with one end of the other arc-shaped rod to form a first node, one end of one thin rod is respectively and fixedly connected with the two arc-shaped rods through the first node, the position of the other end of the thin rod corresponds to the position of the through hole, the other end of one of the arc-shaped rods is intersected with the other end of the other arc-shaped rod to form a second node, one end of the other thin rod is fixedly connected with the two arc-shaped rods through the second node, and the other end of the other thin rod is fixedly connected with the top surface of the conveying flat plate. The thin rod mainly plays a supporting role in the threading part, the threading part and the suture line are favorably driven to sequentially pass through the through hole and the threading hole I, the threading process is completed, and the operation is simple, convenient and quick.
Preferably, the thin rod is perpendicular to the conveying flat plate, the shape of the thin rod and the shape of the arc-shaped rod are both cylindrical, the diameter of the thin rod is smaller than the inner diameter of the first threading hole, the thin rod can conveniently penetrate through the first threading hole, the sum of the diameter of the suture line and the diameter of the double arc-shaped rod is smaller than the inner diameter of the first threading hole, the threaded part can conveniently penetrate through the first threading hole after the arc-shaped rods on the left side and the right side deform and clamp the suture line, and the design is reasonable.
Preferably, one end of the through hole is close to the sewing needle, the other end of the through hole is far away from the sewing needle, the inner diameter of the through hole close to one end of the sewing needle is larger than that of the other end of the through hole, the through hole corresponds to the first threading hole in position, the thin rod penetrates through the first threading hole to play a role in guiding, operation is facilitated, and the inner diameter of the through hole close to one end of the sewing needle is larger than or equal to that of the first threading hole.
Preferably, the material used for the thin rod is hard steel. The thin rod is prevented from deforming so as to cause the position of the thin rod and the through hole to deviate, thereby ensuring that the thin rod can always correspond to the position of the through hole, and being beneficial to the thin rod to drive a suture line in the threading part to sequentially pass through the through hole and the threading hole I.
Preferably, the arc-shaped rod is made of elastic metal. Design does benefit to threading portion through the through wires hole one time, and the arc pole of the left and right sides produces and warp and passes through wires hole one after pressing from both sides tight stylolite, accomplishes threading process back, and the arc pole can obtain reseing, does benefit to the stylolite and passes through wires hole two, reasonable in design.
Preferably, a motor is arranged on the supporting plate, the motor is detachably connected with the supporting plate, an eccentric wheel is arranged on the output end of the motor, the eccentric wheel is in contact with the bottom surface of the conveying flat plate, and sliding holes matched with the supporting columns are formed in the left side and the right side of the conveying flat plate. The motor drives the conveying flat plate to move up and down through the eccentric wheel, the conveying flat plate slides up and down through the sliding hole and the supporting column, and the conveying flat plate can be kept horizontal, so that the threading process of the suture needle is facilitated.
Preferably, the left side and the right side of the limiting groove are both provided with an avoiding groove and a limiting structure, and the limiting structure is positioned on the side surface of the avoiding groove. The avoiding groove is convenient for the forceps to clamp the suture needle and put the suture needle into the limiting groove; the limiting mechanism is beneficial to limiting of the suture needle in the threading process, prevents the suture needle from deviating in position to cause threading failure, and improves threading efficiency.
As preferred, the left and right sides in spacing groove all is equipped with T type groove, limit structure installs in T type inslot, limit structure includes elastic steel piece, elastic steel piece's both ends all are located T type inslot, elastic steel piece's intermediate part is protruding to one side and is run through the open end in T type groove and contact with sewing needle, plays the guide effect to sewing needle's installation, and the left and right sides of needle is sewed up to the chucking simultaneously plays limiting displacement to it, the corresponding opposite side of elastic steel piece contacts with the bottom in T type groove.
Preferably, the length of the elastic steel sheet is smaller than the width of the T-shaped groove. The space is provided for the deformation of the elastic steel sheet, and the design is reasonable.
The invention has the beneficial effects that: threading is easy without influencing the operation progress; the plurality of limiting grooves can be arranged according to different types and sizes of the sewing needle, so that the practicability is improved; the operation is simple, convenient and quick; improve threading efficiency, reasonable in design.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the threading assembly positioned in the first threading hole;
FIG. 4 is an enlarged view of the structure at A in FIG. 3;
FIG. 5 is a left side view of FIG. 1;
FIG. 6 is a cross-sectional view A-A of FIG. 2;
FIG. 7 is an enlarged view of the structure at D in FIG. 1;
FIG. 8 is an enlarged view of the structure at B in FIG. 2;
fig. 9 is an enlarged view of the structure at C in fig. 6.
In the figure: 1. the automatic thread-cutting machine comprises an operation table, 2 parts of a sewing needle, 3 parts of a limiting groove, 4 parts of a thread-passing hole I, 5 parts of a through hole, 6 parts of a supporting plate, 7 parts of a supporting column, 8 parts of a conveying flat plate, 9 parts of a thread-passing assembly, 10 parts of a winding roll, 11 parts of a sewing thread, 12 parts of a thin rod, 13 parts of an arc-shaped rod, 14 parts of a thread-passing hole II, 15 parts of a node I, 16 parts of a node II, 17 parts of a motor, 18 parts of an eccentric wheel, 19 parts of a sliding hole, 20 parts of an avoiding groove, 21 parts of a limiting structure.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
In the embodiment shown in fig. 1, 2 and 3, the quick threading device for the medical suture needle comprises an operation table 1 and a plurality of suture needles 2, wherein the top of the operation table 1 is provided with a plurality of limiting grooves 3 matched with the suture needles 2, the end parts of the suture needles 2 are provided with threading holes one 4, as shown in fig. 4, the bottom of the limiting grooves 3 is provided with through holes 5 corresponding to the threading holes one 4, as shown in fig. 1, 3, 5 and 6, the bottom of the operation table 1 is provided with a support plate 6 and two support columns 7, the support plate 6 is positioned at one side of the operation table 1, the two support columns 7 are positioned at the other side corresponding to the operation table 1, the support columns 7 are provided with a conveying flat plate 8, the conveying flat plate 8 is provided with a plurality of threading assemblies 9 matched with the through holes 5 on the limiting grooves 3, two ends of the conveying flat plate 8 are respectively connected with the two support columns 7 in a sliding manner, the support plate 6 is provided with a, the winding roll 10 is rotatably connected with the supporting plate 6, a suture line 11 is arranged on the winding roll 10, one end of the suture line 11 is uniformly wound on the winding roll 10, and the other end of the suture line 11 is detachably connected with the threading assembly 9.
As shown in fig. 7, the threading assembly 9 comprises a perforating part and a threading part, the perforating part comprises two thin rods 12, the threading part comprises two arc-shaped rods 13, the two arc-shaped rods 13 are distributed in bilateral symmetry, the middle part of one arc-shaped rod 13 and the middle part of the other arc-shaped rod 13 form a second threading hole 14, the suture line 11 penetrates through the second threading hole 14, one end of one of the arc-shaped rods 13 is intersected with one end of the other arc-shaped rod 13 to form a node I15, one end of one thin rod 12 is fixedly connected with the two arc-shaped rods 13 through a node I15, the other end of the thin rod corresponds to the through hole 5, the other end of one of the arc-shaped rods 13 is intersected with the other end of the other arc-shaped rod 13 to form a second node 16, one end of the other thin rod 12 is fixedly connected with the two arc-shaped rods 13 through the second node 16, and the other end of the other thin rod is fixedly connected with the top surface of the conveying flat plate 8.
As shown in fig. 7, the thin rod 12 is perpendicular to the conveying plate 8, as shown in fig. 4, the shape of the thin rod 12 and the shape of the arc-shaped rod 13 are both cylindrical, the diameter of the thin rod 12 is smaller than the inner diameter of the first threading hole 4, and the sum of the diameter of the suture thread 11 and the diameter of the double arc-shaped rod 13 is smaller than the inner diameter of the first threading hole 4.
As shown in fig. 4, one end of the through hole 5 is close to the suture needle 2, the other end of the through hole 5 is far away from the suture needle 2, the inner diameter of one end of the through hole 5 close to the suture needle 2 is larger than that of the other end thereof and corresponds to the position of the threading hole one 4, and the inner diameter of one end of the through hole 5 close to the suture needle 2 is larger than or equal to that of the threading hole one 4. The material used for the wand 12 is hard steel. The arc-shaped rod 13 is made of elastic metal.
As shown in fig. 1 and 5, a motor 17 is arranged on the supporting plate 6, the motor 17 is detachably connected with the supporting plate 6, an eccentric wheel 18 is arranged on an output end of the motor 17, the eccentric wheel 18 is in contact with the bottom surface of the conveying flat plate 8, and sliding holes 19 matched with the supporting columns 7 are formed in the left side and the right side of the conveying flat plate 8.
As shown in fig. 8, the left and right sides of the limiting groove 3 are provided with an avoiding groove 20 and a limiting structure 21, and the limiting structure 21 is located on the side of the avoiding groove 20.
As shown in fig. 9, the left side and the right side of the limiting groove 3 are both provided with T-shaped grooves 22, the limiting structure 21 is installed in the T-shaped grooves 22, the limiting structure 21 comprises elastic steel sheets 23, both ends of the elastic steel sheets 23 are located in the T-shaped grooves 22, the middle parts of the elastic steel sheets 23 protrude towards one side and penetrate through the opening ends of the T-shaped grooves 22 to be contacted with the suture needle 2, and the other sides, corresponding to the elastic steel sheets 23, are contacted with the bottoms of the T-shaped grooves 22. The length of the elastic steel piece 23 is smaller than the width of the T-shaped groove 22.
When in operation, a user clamps the suture needle 2 through the tweezers, places the suture needle 2 in the corresponding limit groove 3 and limits the suture needle; the motor 17 drives the conveying flat plate 8 to move upwards along the supporting column 7 through the eccentric wheel 18, the threading assembly 9 on the conveying flat plate 8 drives the suture line 11 to penetrate through the through hole 5, then the suture line 11 penetrates into the first threading hole 4, threading speed is improved, threading is easy, and operation progress is not influenced.
When threading assembly 9 drives stylolite 11 and carries out the threading operation, the arc pole 13 of threading portion left and right sides produces and warp and press from both sides tight stylolite 11 and pass through-hole 5 earlier, and the threading hole 4 is passed again, and after accomplishing the threading process, arc pole 13 obtains resetting, and the stylolite 11 of being convenient for next time passes through threading hole two 14.
Claims (10)
1. The utility model provides a quick threading device of medical sewing needle, characterized by, including operation panel (1) and a plurality of sewing needle (2), the top of operation panel (1) is equipped with a plurality of and sewing needle (2) assorted spacing groove (3), the tip of sewing needle (2) is equipped with through wires hole (4), the bottom of spacing groove (3) is equipped with through-hole (5) corresponding with through wires hole (4), the bottom of operation panel (1) is equipped with backup pad (6) and two spinal branch daggers (7), backup pad (6) are located one side of operation panel (1), and two spinal branch daggers (7) all are located the opposite side that operation panel (1) corresponds, be equipped with on spinal branch daggers (7) and carry dull and stereotyped (8), be equipped with a plurality of and spacing groove (3) on the through-hole (5) assorted threading subassembly (9) on the transportation dull and stereotyped (8), carry the both ends of flat board (8) respectively with two support column (7) sliding connection, be equipped with a plurality of and threading subassembly (9) corresponding take-up reel (10) on backup pad (6), take-up reel (10) rotate with backup pad (6) and are connected, be equipped with stylolite (11) on take-up reel (10), the one end of stylolite (11) evenly twines on take-up reel (10), the other end and the threading subassembly (9) of stylolite (11) can be dismantled and be connected.
2. The quick threading device of the medical suture needle as claimed in claim 1, wherein the threading assembly (9) comprises a threading part and a threading part, the threading part comprises two thin rods (12), the threading part comprises two arc-shaped rods (13), the two arc-shaped rods (13) are distributed in bilateral symmetry, a middle part of one arc-shaped rod (13) and a middle part of the other arc-shaped rod (13) form a threading hole II (14), the suture thread (11) penetrates through the threading hole II (14), one end of one arc-shaped rod (13) is intersected with one end of the other arc-shaped rod (13) to form a node I (15), one end of one thin rod (12) is fixedly connected with the two arc-shaped rods (13) through the node I (15), the other end of the thin rod corresponds to the through hole (5), and the other end of one arc-shaped rod (13) is intersected with the other end of the other arc-shaped rod (13) to form a node II (16) ) One end of the other thin rod (12) is fixedly connected with the two arc-shaped rods (13) through a second node (16), and the other end of the other thin rod is fixedly connected with the top surface of the conveying flat plate (8).
3. The quick threading device of a medical suture needle according to claim 2, wherein the thin rod (12) is perpendicular to the conveying plate (8), the shape of the thin rod (12) and the shape of the arc-shaped rod (13) are both cylindrical, the diameter of the thin rod (12) is smaller than the inner diameter of the first threading hole (4), and the sum of the diameter of the suture thread (11) and the diameter of the double arc-shaped rod (13) is smaller than the inner diameter of the first threading hole (4).
4. The rapid threading device of a medical suture needle according to claim 2 or 3, wherein one end of the through hole (5) is close to the suture needle (2), the other end of the through hole (5) is far away from the suture needle (2), the inner diameter of one end of the through hole (5) close to the suture needle (2) is larger than that of the other end of the through hole, and corresponds to the position of the first threading hole (4), and the inner diameter of one end of the through hole (5) close to the suture needle (2) is larger than or equal to that of the first threading hole (4).
5. A device for the rapid threading of medical needles according to claim 2 or 3, characterized in that the material of the said thin rod (12) is hard steel.
6. A device for the rapid threading of medical needles according to claim 2 or 3, characterized in that the curved bar (13) is made of a resilient metal.
7. The quick threading device of the medical suture needle according to the claim 1, characterized in that the supporting plate (6) is provided with a motor (17), the motor (17) is detachably connected with the supporting plate (6), the output end of the motor (17) is provided with an eccentric wheel (18), the eccentric wheel (18) is contacted with the bottom surface of the conveying flat plate (8), and the left and right sides of the conveying flat plate (8) are provided with sliding holes (19) matched with the supporting columns (7).
8. The quick threading device of a medical suture needle according to claim 1, wherein the left side and the right side of the limiting groove (3) are provided with an avoiding groove (20) and a limiting structure (21), and the limiting structure (21) is positioned on the side surface of the avoiding groove (20).
9. The quick threading device of the medical suture needle according to claim 8, wherein the left side and the right side of the limiting groove (3) are provided with T-shaped grooves (22), the limiting structure (21) is installed in the T-shaped grooves (22), the limiting structure (21) comprises elastic steel sheets (23), two ends of each elastic steel sheet (23) are located in the T-shaped grooves (22), the middle part of each elastic steel sheet (23) protrudes towards one side and penetrates through the opening end of each T-shaped groove (22) to be in contact with the suture needle (2), and the other corresponding side of each elastic steel sheet (23) is in contact with the bottom of each T-shaped groove (22).
10. The device for the rapid threading of medical needles according to claim 9, wherein the length of the elastic steel sheet (23) is smaller than the width of the T-shaped groove (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110096421.9A CN112914640A (en) | 2021-01-25 | 2021-01-25 | Quick threading device of medical suture needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110096421.9A CN112914640A (en) | 2021-01-25 | 2021-01-25 | Quick threading device of medical suture needle |
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| Publication Number | Publication Date |
|---|---|
| CN112914640A true CN112914640A (en) | 2021-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110096421.9A Pending CN112914640A (en) | 2021-01-25 | 2021-01-25 | Quick threading device of medical suture needle |
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| CN (1) | CN112914640A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114831679A (en) * | 2022-04-14 | 2022-08-02 | 巢湖市宾雄医疗器械有限公司 | Threading device and threading method for medical suture needle |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552124A (en) * | 2018-05-31 | 2019-12-10 | 昆山市苞蕾众创投资管理有限公司 | Pistol type threading apparatus |
| CN211367979U (en) * | 2019-03-01 | 2020-08-28 | 昆山市青少年科技教育协会 | Sewing needle threading device |
| CN211796668U (en) * | 2020-03-09 | 2020-10-30 | 李艳秋 | Medical suture needle threading device |
-
2021
- 2021-01-25 CN CN202110096421.9A patent/CN112914640A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552124A (en) * | 2018-05-31 | 2019-12-10 | 昆山市苞蕾众创投资管理有限公司 | Pistol type threading apparatus |
| CN211367979U (en) * | 2019-03-01 | 2020-08-28 | 昆山市青少年科技教育协会 | Sewing needle threading device |
| CN211796668U (en) * | 2020-03-09 | 2020-10-30 | 李艳秋 | Medical suture needle threading device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114831679A (en) * | 2022-04-14 | 2022-08-02 | 巢湖市宾雄医疗器械有限公司 | Threading device and threading method for medical suture needle |
| CN114831679B (en) * | 2022-04-14 | 2024-06-11 | 巢湖市宾雄医疗器械有限公司 | Threading device and threading method for medical suture needle |
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