CN114601529B - Laparoscopic auxiliary forceps and laparoscopic surgical instrument - Google Patents
Laparoscopic auxiliary forceps and laparoscopic surgical instrument Download PDFInfo
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- CN114601529B CN114601529B CN202210399106.8A CN202210399106A CN114601529B CN 114601529 B CN114601529 B CN 114601529B CN 202210399106 A CN202210399106 A CN 202210399106A CN 114601529 B CN114601529 B CN 114601529B
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- auxiliary
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- 210000000683 abdominal cavity Anatomy 0.000 claims abstract description 14
- 210000001015 abdomen Anatomy 0.000 claims abstract description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 19
- 238000005491 wire drawing Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 231100000241 scar Toxicity 0.000 abstract description 6
- 230000002980 postoperative effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000002357 laparoscopic surgery Methods 0.000 description 9
- 238000011084 recovery Methods 0.000 description 5
- 208000032544 Cicatrix Diseases 0.000 description 4
- 230000037387 scars Effects 0.000 description 4
- 238000001356 surgical procedure Methods 0.000 description 4
- 238000004080 punching Methods 0.000 description 3
- 230000035515 penetration Effects 0.000 description 2
- 238000007486 appendectomy Methods 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 238000007912 intraperitoneal administration Methods 0.000 description 1
- 230000000472 traumatic effect Effects 0.000 description 1
Classifications
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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
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B17/2909—Handles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3415—Trocars; Puncturing needles for introducing tubes or catheters, e.g. gastrostomy tubes, drain catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3478—Endoscopic needles, e.g. for infusion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/28—Surgical forceps
- A61B17/29—Forceps for use in minimally invasive surgery
- A61B2017/2926—Details of heads or jaws
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Ophthalmology & Optometry (AREA)
- Pathology (AREA)
- Gastroenterology & Hepatology (AREA)
- Surgical Instruments (AREA)
Abstract
The invention aims to disclose a laparoscope auxiliary clamp and a laparoscope surgical instrument, which comprise a handle part, an operating rod and an operating clamp head, wherein the operating rod is provided with a conical cap, and the operating clamp head is restrained in the conical cap, and the technical effects of the laparoscope auxiliary clamp are as follows: the auxiliary forceps of the laparoscope are provided with a conical cap, the operation forceps head is bound in the conical cap, after the puncture position of a patient is determined, the auxiliary forceps with the conical cap can be directly punctured into the abdomen of the patient, and the conical cap is taken down and taken out by a main operation instrument, so that the auxiliary forceps can be used as a puncture outfit at the same time; the auxiliary clamp for the laparoscope is matched with the single-hole surgical sheath, the single-hole surgical sheath is inserted into the abdominal cavity at the navel, and the auxiliary clamp is inserted into the abdominal cavity at a position selected according to the condition of a patient, so that the number of holes is reduced, the outer diameter of the auxiliary clamp is 0.2cm-0.3cm, the wound of an auxiliary operation hole is greatly reduced, and meanwhile, the wound at the navel is not easy to expose, so that a postoperative scar is greatly reduced or is not easy to find.
Description
Technical Field
The invention relates to the technical field of medical instruments for operation, in particular to a laparoscope auxiliary clamp and a laparoscope surgical instrument.
Background
Laparoscopic surgery typically requires at least three holes in the patient's abdomen, a main operative hole, an auxiliary operative hole, and a camera hole, respectively. Compared with open surgery, laparoscopic surgery is less traumatic to the patient, and the patient recovers quickly, which has become the dominant way of intraperitoneal surgery. The laparoscopic surgery needs to be performed after the puncture device is used for punching, then a main operation surgical instrument, an auxiliary operation surgical instrument, a camera and the like are put into the abdominal cavity through the puncture device for operation, and more pain is caused to a patient and more scars are left as the laparoscopic surgery is performed with more punching.
For this reason, it is common heart sounds of surgeons and patients how to make as few holes as possible or as small as possible in laparoscopic surgery.
In view of the foregoing, there is a need for improvements in laparoscopic surgical instruments in the prior art that address the above-described issues.
Disclosure of Invention
In order to solve the technical problems, the invention aims to disclose a laparoscope auxiliary clamp and a laparoscope surgical instrument, and the auxiliary clamp is simultaneously used as a puncture outfit by arranging a conical cap on the basis of the traditional auxiliary clamp, so that the auxiliary clamp can be directly used after puncture.
It is a first object of the present invention to provide a laparoscopic assist forceps.
A second object of the present invention is to provide a laparoscopic surgical instrument.
To achieve the first object, the present invention provides a laparoscopic assist forceps including a handle portion, an operation lever, and an operation forceps head, wherein the operation lever is provided with a tapered cap, and the operation forceps head is restrained in the tapered cap.
Preferably, the conical cap has a pointed portion.
Preferably, the pointed part is provided with a plurality of conical ridges.
Preferably, the outer diameter of the operating rod is 0.2cm-0.3cm.
Preferably, the operating clamp head comprises an upper clamp head and a lower clamp head.
Preferably, the upper clamp head is an elastic arc-shaped crochet, the lower clamp head is an elastic arc-shaped crochet, the crochet structures of the upper clamp head and the lower clamp head are arranged oppositely, the operating rod is provided with a hollow part, a stainless steel wire is arranged in the hollow part, and the stainless steel wire is connected with the upper clamp head and the lower clamp head.
Preferably, the handle part comprises a first handle, a second handle and a handle, the first handle and the second handle are connected through a hinge, a sliding block, a spring and a wire drawing are arranged in an inner cavity of the handle, one side of the sliding block is fixedly connected with the stainless steel wire, the other side of the sliding block is connected with the spring, the wire drawing is arranged in the spring, and two ends of the wire drawing are respectively connected with the top ends of the sliding block and the second handle.
Preferably, the head of the operation rod is in a slope shape.
To achieve the second object, the present invention provides a laparoscopic surgical instrument, including a single Kong Shoushu sheath and the laparoscopic auxiliary forceps according to the first invention, wherein the single-hole surgical sheath includes an instrument console and a flexible tube, the flexible tube is connected with the instrument console in a sealing manner, and the instrument console is provided with a first operation hole and a second operation hole.
Preferably, the diameter of the first operation hole is 1cm, the diameter of the second operation hole is 0.5cm, a lantern ring is arranged at the top end of the flexible pipe, an internal thread is arranged on the lantern ring, and an external thread is arranged at the bottom of the instrument operation table.
Compared with the prior art, the invention has the following technical effects:
(1) The auxiliary forceps of the laparoscope are provided with the conical caps, the operating forceps heads are bound in the conical caps, after the puncture position of a patient is determined, the auxiliary forceps with the conical caps can be directly punctured into the abdomen of the patient, and an additional puncture outfit is not needed, so that the aperture of the auxiliary forceps is greatly reduced; in addition, the conical cap is taken down and taken out by the main operation instrument, so that the auxiliary forceps can be used as a puncture outfit at the same time.
(2) The auxiliary clamp of laparoscope is matched with the single-hole surgical sheath for use, the single-hole surgical sheath is inserted into the abdominal cavity at the navel, the auxiliary clamp is inserted into the abdominal cavity according to the condition of a patient, and thus, on one hand, the number of holes for punching is reduced, on the other hand, the outer diameter of the auxiliary clamp is 0.2cm-0.3cm, the wound of the auxiliary operation hole is greatly reduced, and meanwhile, the wound at the navel is not easy to expose, so that postoperative scars are greatly reduced or are not easy to be found, and the postoperative patient recovers quickly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic cross-sectional view of an auxiliary clamp according to embodiment 1 of the present invention;
FIG. 2 is a schematic cross-sectional view of the tip of the auxiliary wrench of the present invention;
FIG. 3 is a schematic cross-sectional view of an auxiliary clamp according to embodiment 2 of the present invention;
FIG. 4 is a schematic perspective view of a single hole surgical sheath of the present invention;
FIG. 5 is a schematic view of the laparoscopic surgical punch position of the present invention;
FIG. 6 is a schematic perspective view of an instrument console of the present invention;
FIG. 7 is a schematic cross-sectional view of an auxiliary clamp according to embodiment 3 of the present invention;
fig. 8 is an enlarged schematic view of the head of the auxiliary vice of embodiment 3 of the present invention.
Wherein, 1, a handle part; 11. a first handle; 12. a second handle; 13. a handle; 131. a slide block; 132. a spring; 133. drawing wire; 14. a hinge; 2. an operation lever; 21. a hollow portion; 22. stainless steel wire; 3. operating the clamp head; 31. an upper clamp head; 32. a lower clamp head; 4. a conical cap; 41. a tip portion; 411. conical ridges; 5. a single hole surgical sheath; 51. an instrument console; 52. a flexible tube; 511. a first operation hole; 512. a second operation hole; 513. an external thread; 6. and (5) puncturing the hole.
Detailed Description
The present invention will be described in detail below with reference to the embodiments shown in the drawings, but it should be understood that the embodiments are not limited to the present invention, and functional, method, or structural equivalents and alternatives according to the embodiments are within the scope of protection of the present invention by those skilled in the art.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-2, this embodiment discloses a specific implementation of a laparoscopic assist forceps.
The laparoscopic auxiliary forceps, see fig. 1-2, comprise a handle portion 1, a lever 2 and a handle head 3, the lever 2 is provided with a conical cap 4, and the handle head 3 is constrained in the conical cap 4.
Specifically, the auxiliary forceps usually enter the abdominal cavity through the puncture hole to assist in performing the operation, the outer diameter of the auxiliary forceps is usually larger, the operation rod 2 of the auxiliary forceps of the embodiment is provided with the conical cap 4 to enable the tip part 41 of the conical cap 4 to be used as puncture to directly send the auxiliary forceps into the abdominal cavity, after entering the abdominal cavity, the conical cap 4 is taken off through the main operation forceps to expose the operation forceps head 3 bound in the conical cap 4, and a doctor can perform the auxiliary operation.
The operation jaw 3 of the auxiliary clamp may be a clamping jaw, a hook-needle type jaw, or the like, and is selected according to the patient.
As a preferred embodiment, the tip portion 41 is provided with a plurality of tapered ridges 411, and the tapered ridges 411 are provided to help reduce the penetration resistance of the tapered cap 4, and in addition, the tapered ridges 411 are not easy to damage the intestinal tract or the like in the penetration process after being rounded.
As a preferred embodiment, the outer diameter of the operating rod 2 is 0.2cm-0.3cm, the outer diameter of the conical cap 4 is slightly larger than that of the operating rod 2, the puncture hole aperture of the auxiliary forceps can be only 0.2cm-0.3cm, compared with the traditional puncture hole, the diameter of the auxiliary forceps is greatly reduced, the recovery of a patient is faster, and the scar after recovery is smaller.
As a preferred embodiment, the operating clamp head 3 includes an upper clamp head 31 and a lower clamp head 32, and the clamping of the tissue of the patient is realized by opening and closing the upper clamp head 31 and the lower clamp head 32.
Through the embodiment, the outer diameter of the traditional auxiliary forceps is reduced, the auxiliary forceps are small in outer diameter and have a puncture function, the auxiliary forceps can be directly used after being punctured into the abdominal cavity, the holes left for a patient are only 0.2cm-0.3cm, compared with the traditional puncture holes, the external diameter of the auxiliary forceps is greatly reduced, the recovery of the patient is faster, and the scars after recovery are smaller.
Example 2
Unlike embodiment 1, referring to fig. 3, the upper clamp head 31 is an elastic arc-shaped hook needle, the lower clamp head 32 is an elastic arc-shaped hook needle, the hook needle structures of the upper clamp head 31 and the lower clamp head 32 are opposite, the operating rod 2 is provided with a hollow part 21, a stainless steel wire 22 is arranged in the hollow part 21, and the stainless steel wire 22 connects the upper clamp head 31 and the lower clamp head 32.
Specifically, the upper binding clip 31 is an elastic arc-shaped crochet needle and the lower binding clip 32 are arranged opposite to each other, namely, a downward-bent crochet needle is arranged at the end part of the upper binding clip 31, an upward-bent crochet needle is arranged at the end part of the lower binding clip 32, the upper binding clip 31 and the lower binding clip 32 clamp tissues and stretch to the hollow part 21 by pulling the stainless steel wire 22, the stainless steel wire 22 is loosened, the upper binding clip 31 and the lower binding clip 32 leave the hollow part 21, and the upper binding clip 31 and the lower binding clip 32 are opened under the elastic action of the upper binding clip 31 and the lower binding clip 32.
As a preferred embodiment, the handle portion 1 includes a first handle 11, a second handle 12 and a handle 13, the first handle 11 and the second handle 12 are connected by a hinge 14, a sliding block 131, a spring 132 and a wire drawing 133 are disposed in an inner cavity of the handle 13, one side of the sliding block 131 is fixedly connected with the stainless steel wire 22, the other side of the sliding block 131 is connected with the spring 132, the wire drawing 133 is disposed in the spring 132, and two ends of the wire drawing 133 are respectively connected with the top ends of the sliding block 131 and the second handle 12.
Specifically, the first handle 11 and the second handle 12 are in an X-shaped structure through the hinge 14, when the second handle 12 is close to the first handle 11, the top end of the second handle 12 is pulled to pull the sliding block 131 and the stainless steel wire 22 through the pulling wire 133, the spring 132 is compressed, so that the operating clamp head 3 is driven to clamp tissues, when the operating clamp head 3 needs to be loosened, the second handle 12 is far away from the first handle 11, under the elastic force of the spring 132, the sliding block 131 and the stainless steel wire 22 are pushed, and the operating clamp head 3 stretches out of the hollow structure 21 and opens.
As a preferred embodiment, the head of the lever 2 is shaped like a slope, in particular, the slope provides the head of the lever 2 with a sharp portion which assists the doctor in performing the cutting operation when the operating jaw 3 is retracted into the hollow structure 21.
Example 3
Unlike embodiment 2, referring to fig. 7 and 8, the upper clamp head 31 is a straight clamp head or a curved clamp head, the lower clamp head 32 is a straight clamp head, the upper clamp head 31 and the lower clamp head 32 are connected by a hinge, the operating rod 2 is provided with a hollow portion 21, a stainless steel wire 22 is disposed in the hollow portion 21, the stainless steel wire 22 is connected with the upper clamp head 31, the upper clamp head 31 rotates around the hinge and is engaged with or opened from the lower clamp head 32, and the lower clamp head 32 is fixedly connected with the outer wall of the operating rod 2.
Example 4
The laparoscopic surgical instrument, see fig. 4 to 6, comprises a single-hole surgical sheath 5 and the laparoscopic auxiliary forceps according to the embodiment 1 and the embodiment 2, wherein the single-hole surgical sheath 5 comprises an instrument operation table 51 and a flexible tube 52, the flexible tube 52 and the instrument operation table 51 are connected in a sealing way, the instrument operation table 52 is provided with a first operation hole 521 and a second operation hole 522, specifically, when in laparoscopic surgery, such as appendectomy, the laparoscopic auxiliary forceps are adopted to directly pierce into the abdominal cavity, a certain length incision is formed on the navel, the flexible tube 52 of the single-hole surgical sheath 5 is plugged into the abdomen through the incision, a camera is inserted into the first operation hole 521, and a main operation instrument is inserted into the second operation hole 522, so that surgery is performed, by design, a puncture hole of 0.2cm-0.3cm is formed near the navel, surgery is completed under the joint cooperation of the main operation instrument and the auxiliary forceps, compared with the traditional three-hole laparoscopic surgery, and the surgical instrument has the advantages of fewer incisions, small size, easy or less prone to be found, and the recovery after the navel scars are performed.
As a preferred embodiment, the diameter of the first operation hole 521 is 1cm, the diameter of the second operation hole 522 is 0.5cm, a collar is arranged at the top end of the flexible tube 52, an internal thread is arranged on the collar, an external thread 513 is arranged at the bottom of the instrument operation table 51, specifically, during operation, the incision length at the navel is about 2cm, the instrument operation table 51 is detachably matched with the internal thread of the collar through the external thread 513 arranged at the bottom of the external thread 513, during operation, when smaller resected tissues need to be taken out, the main operation instrument can be used for taking out tissues from the second operation hole 522, when larger resected tissues need to be taken out, the instrument operation table 51 can be unscrewed for taking out, and compared with the traditional laparoscopic surgery, the tissues which can be taken out singly can be larger.
The procedure of this example was as follows: referring to fig. 5, fig. 5 is a schematic view showing a puncture position in a laparoscopic surgery, in which a length of an incision is about 2cm at a navel, a flexible tube 52 is inserted into an abdominal cavity, a camera is inserted into a first manipulation hole 511, and a main manipulation instrument is inserted into a second manipulation hole 512; the auxiliary forceps are directly used at a proper position to form a puncture hole 6, and after the auxiliary forceps are inserted into the abdomen, the conical cap is taken down through the main operation instrument and taken out of the abdomen, so that the operation is started; in operation, resected tissue may be withdrawn through the second access aperture 512, or a larger size resected tissue may be withdrawn through the open instrument console 51.
Claims (3)
1. The laparoscope auxiliary clamp is characterized by comprising a handle part, an operation rod and an operation clamp head, wherein the operation rod is provided with a conical cap, and the operation clamp head is restrained in the conical cap;
the conical cap has a pointed portion;
the pointed part is provided with a plurality of conical ridges;
the outer diameter of the operating rod is 0.2cm-0.3cm;
the head of the operating rod is in a slope shape, the slope shape enables the head of the operating rod to be provided with a sharp part, and when the operating clamp head is retracted into the hollow structure, the sharp part assists a doctor to perform cutting operation;
the auxiliary forceps with the conical caps are directly penetrated into the abdomen of a patient, an additional puncture outfit is not needed, the conical caps are taken down and taken out by using a main operation instrument, and the auxiliary forceps are simultaneously used as the puncture outfit;
the operation clamp head comprises an upper clamp head and a lower clamp head;
the upper clamp head is an elastic arc-shaped crochet, the lower clamp head is an elastic arc-shaped crochet, the crochet structures of the upper clamp head and the lower clamp head are arranged oppositely, a downward-bent crochet is arranged at the end part of the upper clamp head, an upward-bent crochet is arranged at the end part of the lower clamp head, the operating rod is provided with a hollow part, a stainless steel wire is arranged in the hollow part, and the stainless steel wire is connected with the upper clamp head and the lower clamp head;
the handle part comprises a first handle, a second handle and a handle, wherein the first handle and the second handle are connected through a hinge, a sliding block, a spring and a wire drawing are arranged in an inner cavity of the handle, one side of the sliding block is fixedly connected with the stainless steel wire, the other side of the sliding block is connected with the spring, the wire drawing is arranged in the spring, and two ends of the wire drawing are respectively connected with the top ends of the sliding block and the second handle.
2. The laparoscopic surgical instrument is characterized by comprising a single-hole surgical sheath and the laparoscopic auxiliary forceps of claim 1, wherein the single-hole surgical sheath comprises an instrument operation table and a flexible tube, the flexible tube is in sealing connection with the instrument operation table, and the instrument operation table is provided with a first operation hole and a second operation hole;
the instrument operation table is detachably matched with the internal thread of the lantern ring through the external thread arranged at the bottom of the instrument operation table, when smaller resected tissues need to be taken out in the operation process, the main operation instrument can be utilized to take out the tissues from the second operation hole, and when larger resected tissues need to be taken out, the instrument operation table can be unscrewed and then taken out;
the diameter of the first operation hole is 1cm, the diameter of the second operation hole is 0.5cm, a lantern ring is arranged at the top end of the flexible pipe, an internal thread is arranged on the lantern ring, and an external thread is arranged at the bottom of the instrument operation table.
3. The laparoscopic surgical instrument is characterized by comprising a single Kong Shoushu sheath and laparoscopic auxiliary forceps, wherein the single-hole surgical sheath comprises an instrument operation table and a flexible tube, the flexible tube is connected with the instrument operation table in a sealing manner, and the instrument operation table is provided with a first operation hole and a second operation hole;
the instrument operation table is detachably matched with the internal thread of the lantern ring through the external thread arranged at the bottom of the instrument operation table, when smaller resected tissues need to be taken out in the operation process, the main operation instrument can be utilized to take out the tissues from the second operation hole, and when larger resected tissues need to be taken out, the instrument operation table can be unscrewed and then taken out;
the diameter of the first operation hole is 1cm, the diameter of the second operation hole is 0.5cm, a lantern ring is arranged at the top end of the flexible pipe, the lantern ring is provided with internal threads, and the bottom of the instrument operation table is provided with external threads;
the laparoscope auxiliary clamp comprises a handle part, an operation rod and an operation clamp head, wherein the operation rod is provided with a conical cap, and the operation clamp head is restrained in the conical cap;
the conical cap has a pointed portion;
the pointed part is provided with a plurality of conical ridges;
the outer diameter of the operating rod is 0.2cm-0.3cm;
the head of the operating rod is in a slope shape, the slope shape enables the head of the operating rod to be provided with a sharp part, and when the operating clamp head is retracted into the hollow structure, the sharp part assists a doctor to perform cutting operation;
the auxiliary forceps with the conical caps are directly penetrated into the abdomen of a patient, an additional puncture outfit is not needed, the conical caps are taken down and taken out by using a main operation instrument, and the auxiliary forceps are simultaneously used as the puncture outfit;
the operation clamp head comprises an upper clamp head and a lower clamp head;
the upper clamp head is an elastic arc-shaped crochet, the lower clamp head is an elastic arc-shaped crochet, the crochet structures of the upper clamp head and the lower clamp head are arranged oppositely, a downward-bent crochet is arranged at the end part of the upper clamp head, an upward-bent crochet is arranged at the end part of the lower clamp head, the operating rod is provided with a hollow part, a stainless steel wire is arranged in the hollow part, and the stainless steel wire is connected with the upper clamp head and the lower clamp head;
the handle part comprises a first handle, a second handle and a handle, wherein the first handle and the second handle are connected through a hinge, a sliding block, a spring and a wire drawing are arranged in an inner cavity of the handle, one side of the sliding block is fixedly connected with the stainless steel wire, the other side of the sliding block is connected with the spring, the wire drawing is arranged in the spring, and two ends of the wire drawing are respectively connected with the top ends of the sliding block and the second handle;
the laparoscopic surgical instrument procedure is as follows: the length of the incision at the navel is about 2cm, the flexible tube is plugged into the abdominal cavity, the camera is inserted into the first operation hole, and the main operation instrument is inserted into the second operation hole; directly using the laparoscope auxiliary forceps to form a puncture hole at a proper position, and taking off the conical cap and taking out the outside of the abdominal cavity through a main operation instrument after the laparoscope auxiliary forceps are inserted into the abdominal cavity to start an operation; in operation, resected tissue is removed through the second operative aperture and larger size resected tissue is removed through the open instrument console.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210399106.8A CN114601529B (en) | 2022-04-16 | 2022-04-16 | Laparoscopic auxiliary forceps and laparoscopic surgical instrument |
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| CN202210399106.8A CN114601529B (en) | 2022-04-16 | 2022-04-16 | Laparoscopic auxiliary forceps and laparoscopic surgical instrument |
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| CN114601529B true CN114601529B (en) | 2024-04-12 |
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