CN111248960B - Efficient needle feeding device - Google Patents
Efficient needle feeding device Download PDFInfo
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- CN111248960B CN111248960B CN202010132721.3A CN202010132721A CN111248960B CN 111248960 B CN111248960 B CN 111248960B CN 202010132721 A CN202010132721 A CN 202010132721A CN 111248960 B CN111248960 B CN 111248960B
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- clamping plate
- slip
- clamp body
- needle
- tooth buckle
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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
- A61B17/06—Needles ; Sutures; Needle-suture combinations; Holders or packages for needles or suture materials
- A61B17/06114—Packages or dispensers for needles or sutures
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dentistry (AREA)
- Surgical Instruments (AREA)
Abstract
The invention relates to the technical field of medical instruments, and particularly discloses a high-efficiency needle applying device which comprises a first clamping plate and a second clamping plate, wherein the first clamping plate and the second clamping plate are both made of elastic metal materials; the lower end of the first clamping plate is connected with the lower end of the second clamping plate in a single-degree-of-freedom rotation mode, the inner side face of the first clamping plate is opposite to the inner side face of the second clamping plate, and a clamping opening for clamping the suture needle is formed between the two inner side faces. By the invention, two sewing needles can be clamped simultaneously during the needle feeding operation, and the needle feeding efficiency is improved, thereby being beneficial to improving the treatment efficiency.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a high-efficiency needle applying device.
Background
At present, the replacement suture line of the heart artificial valve consists of a suture line with a double-headed needle and a gasket, the suture line is perpendicular to the gasket and penetrates out of the edges near the two ends of the gasket, the double-headed needle respectively penetrates through the valve ring of the heart valve and the polyester fabric of the artificial valve when the artificial valve is sutured, and the double-headed needle is knotted by the double-headed needle, so that the artificial valve is fixed, and the gasket plays a role in preventing the suture line from cutting suture tissues and tearing. In the current clinical practice, when medical personnel use a needle holding forceps (or a needle holding clamp) to carry out the needle feeding operation of a double-ended needle, the needle feeding efficiency is low because only one suture needle can be clamped at a time, thereby being not beneficial to the improvement of the treatment efficiency.
Therefore, in order to solve the above problems, there is a need for an efficient needle applying device, which can simultaneously clamp two suture needles during needle applying operation, thereby improving the needle applying efficiency and facilitating the improvement of the treatment efficiency.
Disclosure of Invention
In view of the above, the present invention provides an efficient needle applying device, which can clamp two suture needles simultaneously during needle applying operation, so as to improve needle applying efficiency and thus facilitate improvement of treatment efficiency.
The invention provides a high-efficiency needle applying device which comprises a first clamping plate and a second clamping plate, wherein the first clamping plate and the second clamping plate are both made of elastic metal materials; the lower end of the first clamping plate is connected with the lower end of the second clamping plate in a single-degree-of-freedom rotation mode, the inner side face of the first clamping plate is opposite to the inner side face of the second clamping plate, and a clamping opening used for clamping a suture needle is formed between the two inner side faces.
As a further improvement of the technical scheme, the inner side surface of the first clamping plate and/or the inner side surface of the second clamping plate is/are provided with an anti-skidding layer.
As a further improvement to the technical scheme, the lower end of the first clamping plate is hinged with the lower end of the second clamping plate through a connecting shaft I.
As a further improvement to the above technical scheme, the clamp further comprises a first clamp body and a second clamp body, wherein the first clamp body and the second clamp body are hinged through a connecting shaft II;
the front end of the first clamp body is provided with a first force application part, and the rear end of the first clamp body is provided with a first holding part; the front end of the second clamp body is provided with a second force application part, and the rear end of the second clamp body is provided with a second holding part; when the first holding part and the second holding part move oppositely, the first force application part and the second force application part move oppositely;
the top end of the first force application part is hinged with the outer side face of the first clamping plate through a connecting shaft III, and the top end of the second force application part is hinged with the outer side face of the second clamping plate through a connecting shaft IV.
As a further improvement to the above technical scheme, the connecting shaft iii is connected at a position above the middle of the first clamping plate; and the connecting shaft IV is connected to the upper middle part of the second clamping plate.
As a further improvement to the above technical solution, the first pincer body is provided with a first tooth buckle, and the first tooth buckle is arranged at the first holding part; the second clamp body is provided with a second tooth buckle matched with the first tooth buckle, and the second tooth buckle is arranged on the second holding part; when the first holding part and the second holding part move oppositely, the first tooth buckle can be meshed with the second tooth buckle.
As a further improvement to the above technical solution, the first tooth catch is provided with a slip-proof protrusion, and the second tooth catch is provided with a slip-proof groove for accommodating the slip-proof protrusion.
As a further improvement of the above technical solution, the number of the anti-slip projections on the first tooth catch is multiple, the number of the anti-slip grooves on the second tooth catch is equal to the number of the anti-slip projections, and when the first tooth catch and the second tooth catch are engaged with each other, each of the anti-slip projections is matched with each of the anti-slip grooves in a one-to-one correspondence manner.
As a further improvement to the technical scheme, the cross section of the anti-slip bump is semicircular, and the anti-slip groove is provided with a semicircular concave surface attached to the anti-slip bump.
As a further improvement to the above technical solution, the first forceps body has a first finger ring, and the first finger ring is disposed at the first holding portion; the second clamp body is provided with a second finger ring, and the second finger ring is arranged on the second holding part.
Compared with the prior art, the invention at least has the following beneficial technical effects:
the invention provides a high-efficiency needle applying device, wherein a first clamping plate and a second clamping plate are connected in a rotating mode, a formed clamping opening can be closed or opened to be in a V shape, when the needle applying operation is carried out, the first clamping plate and the second clamping plate move in opposite directions, the clamping opening is opened, a first suture needle is placed at the lower part of the clamping opening, then the first clamping plate and the second clamping plate move in opposite directions, the clamping opening is gradually closed and the first suture needle is gradually clamped, as long as opposite acting force exists, the first suture needle cannot prevent the closing of the clamping opening, and after the first suture needle is clamped, a second suture needle is placed at the upper part of the clamping opening, the opposite acting force is continuously applied, the clamping opening is continuously closed and a second suture needle is finally clamped; therefore, the invention can simultaneously clamp two suture needles, thereby improving the needle feeding efficiency and being beneficial to improving the whole treatment efficiency; meanwhile, the invention also improves the balance degree of the needle distance between the two sewing needles.
The invention is particularly suitable for the needle feeding operation of the medical double-ended needle, has great effect when the heart surgery replaces the artificial valve, and can be used for other occasions needing to clamp two or more suture needles simultaneously.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a schematic view of the connection between the first tooth buckle and the second tooth buckle according to the present invention.
Detailed Description
In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments; of course, the drawings are simplified schematic drawings, and the scale of the drawings does not limit the patented products.
As shown in fig. 1 and 2: the embodiment provides a high-efficiency needle applying device, which comprises a first clamping plate 11 and a second clamping plate 12, wherein the first clamping plate 11 and the second clamping plate 12 are both made of elastic metal materials; the lower end of the first clamping plate 11 is connected with the lower end of the second clamping plate 12 in a single-degree-of-freedom rotation mode, the inner side face of the first clamping plate 11 is opposite to the inner side face of the second clamping plate 12, and a clamping opening 2 for clamping a suture needle is formed between the two inner side faces.
The first clamping plate 11 and the second clamping plate 12 are arranged in parallel from left to right and can be made of medical elastic steel; the directions of the upper, the lower, the left and the right are the same as the directions shown in figure 1; the outer side surfaces of the first clamping plate 11 and the second clamping plate 12 can be used as the surfaces for applying the acting force.
In the high-efficiency needle applying device of the embodiment, the first clamping plate 11 and the second clamping plate 12 are connected in a rotating manner, the formed clamping port 2 can be closed or opened to be in a V shape, when the needle applying operation is performed, the first clamping plate 11 and the second clamping plate 12 move in opposite directions, the clamping port 2 is opened, the first suture needle is placed at the lower part of the clamping port 2, then the first clamping plate 11 and the second clamping plate 12 move in opposite directions, the clamping port 2 is gradually closed and the first suture needle is gradually clamped, as the first clamping plate 11 and the second clamping plate 12 both have metal elasticity, as long as opposite acting force exists, the first suture needle cannot prevent the clamping port 2 from being closed, after the first suture needle is clamped, the second suture needle is placed at the upper part of the clamping port 2, the opposite acting force is continuously applied, the clamping port 2 is continuously closed, and the second suture needle is finally clamped; therefore, the high-efficiency needle applying device can simultaneously clamp two suture needles, thereby improving the needle applying efficiency and being beneficial to improving the whole treatment efficiency.
In this embodiment, the inner side surface of the first clamping plate 11 and the inner side surface of the second clamping plate 12 are both provided with the anti-slip layer 3; the anti-skid layer 3 can be an anti-skid grain structure or a flexible cushion structure, so that the friction force on the sewing needle during clamping can be increased, and the rolling needle is prevented from being generated; the anti-slip layer 3 preferably covers the inner side of the first splint 11 and the inner side of the second splint 12; of course, the anti-slip layer 3 may be provided only on the inner side surface of the first splint 11 or only on the inner side surface of the second splint 12.
In this embodiment, the lower end of the first clamping plate 11 is hinged to the lower end of the second clamping plate 12 through a connecting shaft i 13; the first clamping plate 11 and the second clamping plate 12 are arranged in a V shape, the connecting shaft I13 can be a hinge shaft, and the first clamping plate 11 and the second clamping plate 12 can rotate around the connecting shaft I13; specifically, the lower end of the first clamping plate 11 and the lower end of the second clamping plate 12 can extend out to form connecting arms in the length direction, and the two connecting arms are crossed and connected together through a connecting shaft I13.
In this embodiment, the efficient needle applying device further includes a first forceps body 41 and a second forceps body 42, and the first forceps body 41 and the second forceps body 42 are hinged through a connecting shaft ii 43; the front end of the first pincer body 41 is provided with a first force application part 41a, and the rear end of the first pincer body 41 is provided with a first holding part 41b; the front end of the second forceps body 42 is provided with a second force application part 42a, and the rear end of the second forceps body 42 is provided with a second holding part 42b; when the first holding part 41b and the second holding part 42b move oppositely, the first force application part 41a and the second force application part 42a move oppositely; the first holding part 41b and the second holding part 42b are parts for holding and applying force during operation; the connecting shaft II 43 can be a hinge shaft, and the first caliper body 41 and the second caliper body 42 can rotate around the connecting shaft II 43; the connecting shaft II 43 is arranged at the joint of the force application part and the holding part; for convenience of operation, the first forceps body 41 is provided with a first finger ring 51, and the first finger ring 51 is arranged on the first holding part 41b; the second forceps body 42 has a second finger ring 52, and the second finger ring 52 is disposed on the second holding portion 42b.
The high-efficiency needle installing device of the embodiment forms a clamp type structure, is beneficial to controlling the movement of the first clamping plate 11 and the second clamping plate 12, and is convenient for operation; the top end of the first force application part 41a is hinged with the outer side surface of the first clamping plate 11 through a connecting shaft III 14, and the top end of the second force application part 42a is hinged with the outer side surface of the second clamping plate 12 through a connecting shaft IV 15; the connecting shaft III 14 and the connecting shaft IV 15 can be hinge shafts; when the first force application portion 41a and the second force application portion 42a move toward each other, the first clamping plate 11 and the second clamping plate 12 move toward each other, and the clamping opening 2 is gradually closed; when the first force application portion 41a and the second force application portion 42a move in opposite directions, the first clamping plate 11 and the second clamping plate 12 move in opposite directions, and the clamping opening 2 gradually opens; by adopting the structure, one doctor can realize the needle feeding and sewing operation of two or more sewing needles, thereby greatly improving the treatment efficiency.
In this embodiment, the connecting shaft iii 14 is connected to the upper middle position of the first clamping plate 11; the connecting shaft IV 15 is connected to the upper middle part of the second clamping plate 12; the structure can form a labor-saving lever structure, so that the operation of a doctor is more labor-saving, and the physical consumption of long-time operation is reduced.
In this embodiment, the first caliper body 41 is provided with a first tooth buckle 61, and the first tooth buckle 61 is arranged on the first holding portion 41b; the second forceps body 42 is provided with a second tooth buckle 62 matched with the first tooth buckle 61, and the second tooth buckle 62 is arranged at the second holding part 42b; when the first holding part 41b and the second holding part 42b move oppositely, the first tooth buckle 61 and the second tooth buckle 62 can be mutually engaged; the first tooth buckle 61 and the second tooth buckle 62 are meshed with each other to form a locking structure, so that the clamping state of the suture needle is kept; when a large reverse force is applied to move the first holding portion 41b and the second holding portion 42b in opposite directions, the first tooth catch 61 and the second tooth catch 62 can be disengaged to release the locking state.
In this embodiment, the first tooth catch 61 is provided with a slip-preventing protrusion 61a, and the second tooth catch 62 is provided with a slip-preventing groove 62a for accommodating the slip-preventing protrusion 61 a. When the first tooth buckle 61 and the second tooth buckle 62 are mutually engaged, the anti-slip convex block 61a can be matched with the anti-slip groove 62a, so that the relative slip of the mutually engaged first tooth buckle 61 and second tooth buckle 62 on a contact surface is limited, the first tooth buckle 61 and the second tooth buckle 62 are prevented from being mutually disengaged, the connection reliability of the first forceps body 41 and the second forceps body 42 is enhanced, and the use by medical personnel is facilitated. Preferably, the number of the anti-slip lugs 61a on the first tooth buckle 61 is multiple, the number of the anti-slip grooves 62a on the second tooth buckle 62 is equal to the number of the anti-slip lugs 61a, and when the first tooth buckle 61 and the second tooth buckle 62 are engaged with each other, each of the anti-slip lugs 61a is engaged with each of the anti-slip grooves 62a in a one-to-one correspondence manner. Meanwhile, the cross section of the anti-slip bump 61a is preferably semicircular, and the anti-slip groove 62a has a semicircular concave surface attached to the anti-slip bump 61a, so that the anti-slip bump 61a and the anti-slip groove 62a can be conveniently connected and separated.
Finally, the principle and embodiments of the present invention are explained by using specific examples, and the above descriptions of the examples are only used to help understand the core idea of the present invention, and the present invention can be modified and modified without departing from the principle of the present invention, and the modified and modified examples also fall into the protection scope of the present invention.
Claims (7)
1. An efficient needle applying device is characterized in that: the clamping device comprises a first clamping plate and a second clamping plate, wherein the first clamping plate and the second clamping plate are both made of elastic metal materials; the lower end of the first clamping plate is connected with the lower end of the second clamping plate in a single-degree-of-freedom rotation mode, the inner side face of the first clamping plate is opposite to the inner side face of the second clamping plate, a clamping opening for clamping a suture needle is formed between the two inner side faces, and the formed clamping opening can be closed or opened to be in a V shape; when the needle is inserted, two suture needles can be clamped simultaneously;
the lower end of the first clamping plate is hinged with the lower end of the second clamping plate through a connecting shaft I;
the clamp comprises a first clamp body and a second clamp body, wherein the first clamp body is hinged with the second clamp body through a connecting shaft II;
the front end of the first clamp body is provided with a first force application part, and the rear end of the first clamp body is provided with a first holding part; the front end of the second clamp body is provided with a second force application part, and the rear end of the second clamp body is provided with a second holding part; when the first holding part and the second holding part move oppositely, the first force application part and the second force application part move oppositely;
the top end of the first force application part is hinged with the outer side face of the first clamping plate through a connecting shaft III, and the top end of the second force application part is hinged with the outer side face of the second clamping plate through a connecting shaft IV;
the connecting shaft III is connected to the upper position of the middle part of the first clamping plate; and the connecting shaft IV is connected to the upper position of the middle part of the second clamping plate.
2. The high-efficiency needle applying device according to claim 1, characterized in that: and an anti-skid layer is arranged on the inner side surface of the first clamping plate and/or the inner side surface of the second clamping plate.
3. The high-efficiency needle inserter according to claim 1, wherein: the first clamp body is provided with a first tooth buckle which is arranged on the first holding part; the second clamp body is provided with a second tooth buckle matched with the first tooth buckle, and the second tooth buckle is arranged on the second holding part; when the first holding part and the second holding part move oppositely, the first tooth buckle can be meshed with the second tooth buckle.
4. The high efficiency needle inserter according to claim 3, wherein: the first tooth buckle is provided with a slip-resistant lug, and the second tooth buckle is provided with a slip-resistant groove for accommodating the slip-resistant lug.
5. The high efficiency needle inserter according to claim 4, wherein: the number of the anti-slip lugs on the first tooth buckle is multiple, the number of the anti-slip grooves on the second tooth buckle is equal to that of the anti-slip lugs, and when the first tooth buckle and the second tooth buckle are mutually meshed, the anti-slip lugs are matched with the anti-slip grooves in a one-to-one correspondence mode.
6. The high efficiency needle inserter according to claim 5, wherein: the cross section of the anti-slip bump is semicircular, and the anti-slip groove is provided with a semicircular concave surface attached to the anti-slip bump.
7. The high-efficiency needle applying device according to claim 1, characterized in that: the first clamp body is provided with a first finger ring which is arranged at the first holding part; the second clamp body is provided with a second finger ring, and the second finger ring is arranged on the second holding part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010132721.3A CN111248960B (en) | 2020-02-29 | 2020-02-29 | Efficient needle feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010132721.3A CN111248960B (en) | 2020-02-29 | 2020-02-29 | Efficient needle feeding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111248960A CN111248960A (en) | 2020-06-09 |
| CN111248960B true CN111248960B (en) | 2022-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010132721.3A Active CN111248960B (en) | 2020-02-29 | 2020-02-29 | Efficient needle feeding device |
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| CN (1) | CN111248960B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204723117U (en) * | 2015-05-06 | 2015-10-28 | 黄斌 | A kind of surgery mosquito forceps |
| CN106880388B (en) * | 2017-03-14 | 2023-11-24 | 美茵（北京）医疗器械研发有限公司 | Flexible and reliable chuck-separated microscopic hemostatic clamp |
| CN207604991U (en) * | 2017-05-19 | 2018-07-13 | 冯丽霞 | Myomata hoe scaler |
| CN108294806B (en) * | 2018-03-30 | 2019-09-17 | 张晋 | A kind of multifunctional medical scissor forceps |
| CN209107447U (en) * | 2018-07-24 | 2019-07-16 | 遵义医学院附属医院 | Needle forceps and medical instruments |
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- 2020-02-29 CN CN202010132721.3A patent/CN111248960B/en active Active
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| CN111248960A (en) | 2020-06-09 |
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