CN109199500B - Nail pushing device of endoscopic purse-string suture device - Google Patents
Nail pushing device of endoscopic purse-string suture device Download PDFInfo
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- CN109199500B CN109199500B CN201811249041.9A CN201811249041A CN109199500B CN 109199500 B CN109199500 B CN 109199500B CN 201811249041 A CN201811249041 A CN 201811249041A CN 109199500 B CN109199500 B CN 109199500B
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- rod
- push broach
- part power
- base shell
- jaw
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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
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/1114—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis of the digestive tract, e.g. bowels or oesophagus
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/115—Staplers for performing anastomosis in a single operation
- A61B17/1155—Circular staplers comprising a plurality of staples
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3209—Incision instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1142—Purse-string 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)
- Physiology (AREA)
- Surgical Instruments (AREA)
Abstract
The embodiment of the invention discloses a nail pushing device of a purse-string suture device under a endoscope, which comprises a handle part power forming mechanism, a transmission rod part power transmission mechanism and a forceps head part power conversion nail pushing mechanism, wherein the handle part power forming mechanism comprises a base shell, a handle, a pushing block and a guide rail block, and the transmission rod part power transmission mechanism comprises a fixed rod arranged on the base shell and an inner rod sleeved in the fixed rod; the power conversion nail pushing mechanism of the clamp head part comprises an upper push broach, a lower push broach, a clamp head upper jaw and a clamp head lower jaw, wherein the upper push broach and the lower push broach are rotationally connected through an upper linkage rod and a lower linkage rod which are hinged, and the other end of the inner rod is in linkage with the upper linkage rod and the lower linkage rod through soft reed sheets. The invention can be used for operation in narrow space of minimally invasive surgery and open surgery, reduces surgery risk, is beneficial to recovery of patients in a minimally invasive mode, can automatically integrate nailing and threading operation on the forceps heads, and can rotate to adapt to operation at different positions.
Description
Technical Field
The invention relates to a surgical instrument, in particular to a nail pushing device of a purse string suture device under a cavity mirror.
Background
With rapid development of science, technology and medical level, minimally invasive and rapid rehabilitation is generally pursued, and minimally invasive surgery has become a main direction of surgical development nowadays. The pouch anastomat can effectively save operation time when being used in esophagus and stomach intestine operation, avoid unnecessary side injury, ensure operation quality, and directly influence operation progress by the performance of the pouch anastomat, thereby playing a very important role in operation effect.
However, the existing purse-string anastomat used clinically has the defects of overlarge volume of the head end, too thick operating rod, incapability of changing angles of the head end and the like, and is not suitable for operation in narrow spaces of minimally invasive surgery and open surgery. Although disposable purse-string suture forceps for open surgery are currently available, none of these products and new designs have yet to perfectly solve the above problems.
Disclosure of Invention
The technical problem to be solved by the embodiment of the invention is to provide a nail pushing device of a purse string suture device under a cavity mirror. The push-nail operation of purse-string suture can be carried out in a narrow space of minimally invasive surgery and open surgery, and the aim of nailing is fulfilled.
In order to solve the technical problems, the embodiment of the invention provides a nail pushing device of a purse-string suture device under a cavity mirror, which comprises a handle part power forming mechanism, a transmission rod part power transmission mechanism and a clamp head part power conversion nail pushing mechanism;
the handle part power forming mechanism comprises a base shell, a handle, a pushing block and a guide rail block, wherein the guide rail block is fixedly arranged in the base shell, the handle is rotatably arranged on the base shell, the guide rail block is provided with a guide groove in the horizontal direction, the top of the handle is provided with a sliding groove, a sliding shaft penetrates through the sliding groove, one end of the sliding shaft is slidably arranged in the guide groove, and the pushing block is fixedly connected with the sliding shaft;
the transmission rod part power transmission mechanism comprises a fixed rod arranged on the base shell and an inner rod sleeved in the fixed rod, and one end of the inner rod is connected with the pushing block;
the power conversion nail pushing mechanism of the binding clip part comprises an upper push broach, a lower push broach, a hinged binding clip upper jaw and a binding clip lower jaw, wherein the upper push broach and the lower push broach are rotationally connected through a hinged upper linkage rod and a hinged lower linkage rod, the other end of the inner rod is in linkage with the upper linkage rod and the lower linkage rod through soft reed sheets, one end of the hinged binding clip upper jaw or one end of the binding clip lower jaw is fixedly connected with the fixing rod and sleeved outside the upper push broach and the lower push broach, and the inner sides of outlets of the upper push broach and the lower push broach are provided with inclined surfaces in sliding fit with the tail ends of the upper push broach and the lower push broach.
Further, the pushing block is provided with a buckling groove, one end of the inner rod is provided with a cylindrical head with a groove, and the cylindrical head with the groove is rotatably arranged in the buckling groove.
Further, the upper linkage rod and the lower linkage rod are hinged on a pushing rod, and the pushing rod is fixedly connected with the soft reed.
Furthermore, nail boxes are respectively arranged on the inner sides of the upper jaw of the clamp head and the lower jaw of the clamp head, and the upper push knife and the lower push knife are arranged between the nail boxes.
Further, the fixed rod is rotatably connected with the base shell.
Still further, the dead lever head end is provided with the buckle, be provided with in the base shell and rotate the seat, the buckle with rotate the seat rotation and be connected.
The embodiment of the invention has the following beneficial effects: the invention can be operated in a narrow space of minimally invasive surgery and open surgery, reduces the surgery risk, is beneficial to the recovery of patients in a minimally invasive mode, can automatically integrate nailing and threading operations on the forceps heads, and can rotate to adapt to operations at different positions.
Drawings
FIG. 1 is a schematic overall cross-sectional view of the present invention;
fig. 2 is a partially enlarged structural schematic diagram showing the portion a in fig. 1;
fig. 3 is a partially enlarged structural schematic diagram showing a portion B in fig. 1;
fig. 4 is a partially enlarged structural schematic diagram showing a portion C in fig. 1;
FIG. 5 is a schematic view of the overall structure of the present invention;
fig. 6 is a partially enlarged structural schematic diagram showing a portion D in fig. 5;
fig. 7 is a partially enlarged structural schematic diagram showing the E portion in fig. 5;
FIG. 8 is a schematic view of an exploded construction of the power conversion staple pushing mechanism of the binding clip portion;
fig. 9 is a schematic structural view of the staple cartridge.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present invention more apparent.
Reference is made to the schematic structural diagrams shown in fig. 1 and 5.
The invention relates to a nail pushing device of a purse-string suture device under a cavity mirror, which comprises a handle part power forming mechanism 1, a transmission rod part power transmission mechanism 2 and a clamp head part power conversion nail pushing mechanism 3.
As shown in fig. 2 and 6, the handle part power forming mechanism 1 comprises a base shell 11, a handle 12, a pushing block 13 and a guide rail block 14, wherein the guide rail block 14 is fixedly arranged in the base shell 11, the handle 12 is rotatably arranged on the base shell 11, the tail end of the handle extends out of the base shell 11 for operation, the guide rail block 14 is provided with a guide groove 141 in the horizontal direction, the top of the handle 12 is provided with a sliding groove 121, the sliding groove 121 is penetrated with a sliding shaft 122, the end part of the sliding shaft 122 is slidably arranged in the guide groove 121, and the pushing block 13 is fixedly arranged in the middle part of the sliding shaft 122.
Preferably, the guide rail blocks 14 are provided in a pair up and down, and the pushing block 13 is provided between the guide rail blocks 14.
The transmission rod part power transmission mechanism 2 comprises a fixed rod 21 rotatably arranged on the base shell 11 and an inner rod 22 sleeved in the fixed rod 21, and one end of the inner rod 22 is connected with the pushing block 13.
The end of the fixed rod 21 is provided with a retaining ring 211, the inside of the base shell 11 is provided with a rotating seat 111, and the retaining ring 211 is rotatably arranged on the rotating seat 111, so that the fixed rod 21 can rotate.
As shown in fig. 2 and 6, the pushing block 13 has a catching groove 131, one end of the inner rod 22 has a grooved cylinder head 23, and the grooved cylinder head 23 is rotatably disposed in the catching groove 131
As shown in fig. 3, 7 and 8, the power conversion and nailing mechanism 3 of the binding clip part comprises an upper push broach 31, a lower push broach 32, a hinged jaw upper jaw 33 and a jaw lower jaw 34, wherein the upper push broach 31 is hinged with the tail end of an upper linkage rod 35, the lower push broach 32 is hinged with the tail end of a lower linkage rod 36, the head ends of the upper linkage rod 35 and the lower linkage rod 36 are hinged, and the other end of the inner rod 22 is connected with the hinged parts of the upper linkage rod 35 and the lower linkage rod 36 through a soft reed 37.
Preferably, the hinge parts of the upper linkage rod 35 and the lower linkage rod 36 are hinged with a push block connecting rod 371, and the push block connecting rod 371 is connected with the soft reed 37 through a push block 372.
In this embodiment, one end of the jaw upper jaw 33 is fixedly connected to the end of the fixing rod 21, preferably by a pin connection, and the jaw upper jaw 33 and the jaw lower jaw 34 are disposed outside the upper push blade 31 and the lower push blade 32.
The inner sides of the outlets of the upper jaw 33 and the lower jaw 34 of the forceps head are provided with inclined surfaces 38 which are in sliding fit with the tail ends of the upper push knife 31 and the lower push knife 32.
The inner sides of the jaw upper jaw 33 and the jaw lower jaw 34 are fixedly provided with nail boxes 39 respectively, and the upper push broach 31 and the lower push broach 32 are arranged in gaps between the nail boxes 39 respectively.
When the nailing machine is used, the handle 12 is pressed to swing, the sliding shaft 122 is linked to slide along the guide groove 141 through the sliding groove 121 on the handle, meanwhile, the sliding shaft 122 drives the pushing block 13 to slide forwards, the inner rod 22 stretches out relative to the fixed rod 21, the upper push knife 31 and the lower push knife 32 move forwards under the axial transmission power of the soft reed 37, and nails in the nail box are pushed out under the guiding action of the inclined planes 38 at the inner sides of the outlets of the upper jaw 33 and the lower jaw 34 of the forceps head, so that nailing operation is completed.
In the invention, the power conversion nail pushing mechanism 3 of the clamp head part is integrally rotatable, and is connected with the inner rod 22 through the soft reed 37, and the two parts can rotate relatively without influencing power transmission.
As shown in fig. 9, which is a schematic view of the staple cartridge, the surgical staples are inserted into the staple grooves of the staple cartridge in an interference fit, the wires are disposed in the wire grooves of the staple cartridge so as to be orthogonal to the staples, and the staples insert the wires into the tissue together when the staples are pushed out by the upper push-out knife 31 and the lower push-out knife 32.
The invention combines the problems found in clinic, and the developed product is mainly suitable for purse string suture operation in narrow space of minimally invasive surgery and open surgery.
The above disclosure is only a preferred embodiment of the present invention, and it is needless to say that the scope of the invention is not limited thereto, and therefore, the equivalent changes according to the claims of the present invention still fall within the scope of the present invention.
Claims (4)
1. The nail pushing device of the endoscopic purse-string suture device is characterized by comprising a handle part power forming mechanism, a transmission rod part power transmission mechanism and a clamp head part power conversion nail pushing mechanism;
the handle part power forming mechanism comprises a base shell, a handle, a pushing block and a guide rail block, wherein the guide rail block is fixedly arranged in the base shell, the handle is rotatably arranged on the base shell, the guide rail block is provided with a guide groove in the horizontal direction, the top of the handle is provided with a sliding groove, a sliding shaft penetrates through the sliding groove, one end of the sliding shaft is slidably arranged in the guide groove, and the pushing block is fixedly connected with the sliding shaft;
the transmission rod part power transmission mechanism comprises a fixed rod arranged on the base shell and an inner rod sleeved in the fixed rod, and one end of the inner rod is connected with the pushing block;
the power conversion nail pushing mechanism of the binding clip part comprises an upper push broach, a lower push broach, a hinged binding clip upper jaw and a binding clip lower jaw, wherein the upper push broach and the lower push broach are rotationally connected through a hinged upper linkage rod and a hinged lower linkage rod, the other end of the inner rod is linked with the upper linkage rod and the lower linkage rod through soft reed sheets, one end of the hinged binding clip upper jaw or one end of the binding clip lower jaw is fixedly connected with the fixed rod and sleeved outside the upper push broach and the lower push broach, and inclined surfaces which are in sliding fit with the tail ends of the upper push broach and the lower push broach are arranged on the inner sides of outlets of the upper push broach and the lower push broach;
the upper linkage rod and the lower linkage rod are hinged on a pushing rod, and the pushing rod is fixedly connected with the soft reed;
nail boxes are respectively arranged on the inner sides of the upper jaw of the clamp head and the inner sides of the lower jaw of the clamp head, and the upper push knife and the lower push knife are arranged between the nail boxes.
2. The push pin device of the endoscopic purse string suture instrument according to claim 1, wherein the push block has a catching groove, one end of the inner rod has a grooved cylinder head, and the grooved cylinder head is rotatably arranged in the catching groove.
3. The push pin device of the endoscopic purse string suture instrument according to claim 1 or 2, wherein the fixing rod is rotatably connected with the base shell.
4. The push pin device of the endoscopic purse string suture device according to claim 3, wherein the head end of the fixing rod is provided with a snap ring, a rotating seat is arranged in the base shell, and the snap ring is rotationally connected with the rotating seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811249041.9A CN109199500B (en) | 2018-10-24 | 2018-10-24 | Nail pushing device of endoscopic purse-string suture device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811249041.9A CN109199500B (en) | 2018-10-24 | 2018-10-24 | Nail pushing device of endoscopic purse-string suture device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109199500A CN109199500A (en) | 2019-01-15 |
| CN109199500B true CN109199500B (en) | 2023-09-26 |
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ID=64996258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811249041.9A Active CN109199500B (en) | 2018-10-24 | 2018-10-24 | Nail pushing device of endoscopic purse-string suture device |
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| Country | Link |
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| CN (1) | CN109199500B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210019534U (en) * | 2019-01-31 | 2020-02-07 | 汕头大学 | Clamping device of minimally invasive abdominal surgery equipment |
| CN109938789B (en) * | 2019-02-01 | 2024-03-26 | 汕头大学 | Nail pushing device of minimally invasive abdominal cavity surgical equipment |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102525581A (en) * | 2011-10-25 | 2012-07-04 | 王小军 | Disposable purse-string forceps for laparoscope |
| CN202740059U (en) * | 2012-06-15 | 2013-02-20 | 北京中法派尔特医疗设备有限公司 | Linear incising stiching instrument by adopting novel jaw occlusion mechanism |
| CN203169248U (en) * | 2013-03-22 | 2013-09-04 | 常州华森医疗器械有限公司 | Self-penetrating anorectal and gastrointestinal anastomat with movable head capable of absorbing biology nail |
| WO2014161129A1 (en) * | 2013-03-31 | 2014-10-09 | 广东实联医疗器械有限公司 | Surgical anastomat |
| CN104173088A (en) * | 2013-05-24 | 2014-12-03 | 瑞奇外科器械(中国)有限公司 | Cut stapler |
| CN104434245A (en) * | 2013-09-23 | 2015-03-25 | 瑞奇外科器械(中国)有限公司 | End effector, surgical operating instrument and purse-string forceps |
| CN105796143A (en) * | 2014-12-30 | 2016-07-27 | 苏州天臣国际医疗科技有限公司 | Nail head component and endoscopic surgery suturing and cutting device |
| CN107174308A (en) * | 2017-05-25 | 2017-09-19 | 汕头大学医学院第附属医院 | Laparoscope purse-string suture device stitching devices |
| CN107242889A (en) * | 2017-07-28 | 2017-10-13 | 广西壮族自治区人民医院 | A kind of purse string suture cutting closer |
| CN107307891A (en) * | 2017-07-28 | 2017-11-03 | 广西壮族自治区人民医院 | Purse string suture cutting closer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100191255A1 (en) * | 2009-01-26 | 2010-07-29 | Lawrence Crainich | Method for Applying A Surgical Staple |
-
2018
- 2018-10-24 CN CN201811249041.9A patent/CN109199500B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102525581A (en) * | 2011-10-25 | 2012-07-04 | 王小军 | Disposable purse-string forceps for laparoscope |
| CN202740059U (en) * | 2012-06-15 | 2013-02-20 | 北京中法派尔特医疗设备有限公司 | Linear incising stiching instrument by adopting novel jaw occlusion mechanism |
| CN203169248U (en) * | 2013-03-22 | 2013-09-04 | 常州华森医疗器械有限公司 | Self-penetrating anorectal and gastrointestinal anastomat with movable head capable of absorbing biology nail |
| WO2014161129A1 (en) * | 2013-03-31 | 2014-10-09 | 广东实联医疗器械有限公司 | Surgical anastomat |
| CN104173088A (en) * | 2013-05-24 | 2014-12-03 | 瑞奇外科器械(中国)有限公司 | Cut stapler |
| CN104434245A (en) * | 2013-09-23 | 2015-03-25 | 瑞奇外科器械(中国)有限公司 | End effector, surgical operating instrument and purse-string forceps |
| CN105796143A (en) * | 2014-12-30 | 2016-07-27 | 苏州天臣国际医疗科技有限公司 | Nail head component and endoscopic surgery suturing and cutting device |
| CN107174308A (en) * | 2017-05-25 | 2017-09-19 | 汕头大学医学院第附属医院 | Laparoscope purse-string suture device stitching devices |
| CN107242889A (en) * | 2017-07-28 | 2017-10-13 | 广西壮族自治区人民医院 | A kind of purse string suture cutting closer |
| CN107307891A (en) * | 2017-07-28 | 2017-11-03 | 广西壮族自治区人民医院 | Purse string suture cutting closer |
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| Publication number | Publication date |
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| CN109199500A (en) | 2019-01-15 |
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