CN109512477B - Endoscope thyroid retractor - Google Patents
Endoscope thyroid retractor Download PDFInfo
- Publication number
- CN109512477B CN109512477B CN201910014122.9A CN201910014122A CN109512477B CN 109512477 B CN109512477 B CN 109512477B CN 201910014122 A CN201910014122 A CN 201910014122A CN 109512477 B CN109512477 B CN 109512477B
- Authority
- CN
- China
- Prior art keywords
- sliding
- connecting rod
- sliding groove
- push
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 210000001685 thyroid gland Anatomy 0.000 title claims abstract description 42
- 210000003205 muscle Anatomy 0.000 claims abstract description 29
- 230000000007 visual effect Effects 0.000 abstract description 6
- 208000009453 Thyroid Nodule Diseases 0.000 abstract description 5
- 208000024770 Thyroid neoplasm Diseases 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 5
- 238000002324 minimally invasive surgery Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000001356 surgical procedure Methods 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 238000002674 endoscopic surgery Methods 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000003902 lesion Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 208000024799 Thyroid disease Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 206010015037 epilepsy Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/02—Surgical instruments, devices or methods for holding wounds open, e.g. retractors; Tractors
- A61B17/0218—Surgical instruments, devices or methods for holding wounds open, e.g. retractors; Tractors for minimally invasive surgery
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses an endoscopic thyroid retractor, wherein when a push-pull rod is pushed towards the direction close to a guide part, the retractor end of a retractor connecting rod slides out of a second chute to prop open a muscle group in front of the neck, so that the focus part of a thyroid nodule is better exposed, a better surgical visual field is provided, the muscle group in front of the neck is safely and reliably pulled on the premise of minimally invasive surgery, and the purpose of fully exposing the thyroid focus is achieved; when will push-and-pull rod toward keeping away from the guide part direction pulling, the drag hook end of drag hook connecting rod is retrieved in the second spout, accomodates the drag hook connecting rod, and the chamber mirror thyroid gland drag hook of being convenient for takes out, and the reducible probability that causes the vice damage of anterior cervical muscle crowd.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an endoscopic thyroid retractor.
Background
In recent years, in the field of surgical treatment of thyroid diseases, endoscopic thyroid surgery is gradually applied to clinic at home and abroad due to the advantages of small and beautiful incision, no incision and epilepsy on the neck after the operation and the like. In conventional open thyroid surgery, the exposure of the surgical field is critical, and for this reason, the anterior cervical muscle group located in front of the thyroid gland must be pulled away using a retractor, sometimes even requiring detachment of the anterior cervical muscle group to sufficiently expose the thyroid gland. However, in the endoscopic surgery, the conventional thyroid retractor is too large in volume and cannot be used, more endoscopic surgery incisions need to be added if the endoscopic surgery forceps are used for pulling the anterior cervical muscle group, and in the operation process, the instrument can shield part of the endoscopic vision, so that the operation of a surgeon is influenced: the use of silk for traction of muscle groups has limited exposure and no possibility of moving the traction position. However, the existing endoscopic thyroid surgery retractor still has the defects of small endoscopic visual field range, poor flexibility and inconvenient use.
Disclosure of Invention
The invention mainly aims to provide an endoscope thyroid retractor and aims to solve the problems of small visual field range, poor flexibility and inconvenience in use of an endoscope in the prior art.
In order to achieve the purpose, the invention provides an endoscope thyroid gland drag hook, which comprises: the barrel body is internally provided with a containing groove, the wall of the containing groove is at least provided with a first sliding groove, and the first sliding groove extends along the length direction of the barrel body; the guide part and the barrel body form an included angle, the guide part is arranged at any end part in the length direction of the barrel body, a second sliding groove communicated with the first sliding groove is formed in the guide part, and the second sliding groove extends to the end part, far away from the barrel body, of the guide part; the drag hook connecting rod comprises a connecting rod end and a drag hook end, the connecting rod end is movably contained in the first sliding groove, and the drag hook end is contained in the second sliding groove in a sliding manner; one end of the push-pull rod extends into the accommodating groove of the cylinder body and is connected with the end of the connecting rod in the first sliding groove, and the other end of the push-pull rod extends out of the cylinder body from the end part of the cylinder body far away from the guide part; when the push-pull rod pushes the connecting rod end to the direction close to the guide part, the drag hook end slides out of the second sliding groove to prop open the anterior cervical muscle group; when the push-pull rod pulls the connecting rod end away from the guide part, the pull hook end retracts into the second sliding groove.
Preferably, the retractor linkage further comprises: the spherical body is arranged at the end of the connecting rod and can be contained in the first sliding groove in a sliding manner; the first sliding groove comprises a first notch formed along the length direction of the cylinder, and the diameter of the spheroid is smaller than the groove diameter of the first sliding groove and larger than the caliber of the first notch, so that the spheroid cannot fall out of the first notch when sliding in the first sliding groove; the diameter of the draw hook connecting rod is smaller than the caliber of the first notch, so that the draw hook connecting rod extends out of the first notch and extends to the second chute.
Preferably, the retractor linkage further comprises: the blunt body is arranged at the end of the pull hook and can be contained in the second sliding groove in a sliding manner; the second chute is provided with a second notch along the extension direction of the length of the second chute, and the maximum size of the blunt body is smaller than the groove diameter of the second chute and larger than the caliber of the second notch, so that the blunt body does not fall out of the second notch when sliding in the second chute; the diameter of the draw hook connecting rod is smaller than the caliber of the second notch, so that the draw hook connecting rod extends out of the second notch and extends to the first sliding groove.
Preferably, the surface of the blunt body away from the spherical body is an arc surface or a spherical surface.
Preferably, the groove wall of the accommodating groove is provided with at least three first sliding grooves, the first sliding grooves are arranged in parallel, the number of the second sliding grooves and the number of the drag hook connecting rods correspond to the number of the first sliding grooves, and the second sliding grooves are arranged in parallel on the same plane, so that the blunt body extends out of the second sliding grooves and then is positioned on the same straight line.
Preferably, three first sliding grooves are formed in the groove wall of the accommodating groove, the first sliding grooves are arranged in parallel, the number of the second sliding grooves and the number of the drag hook connecting rods correspond to the number of the first sliding grooves, and one second sliding groove is not coplanar with the other two second sliding grooves, so that connecting lines of the three blunt bodies extending out of the second sliding grooves form a triangle.
Preferably, one end of the push-pull rod extending into the cylinder body is provided with three connecting branches, and the three connecting branches are connected with the three spheroids in a one-to-one correspondence manner.
Preferably, the included angle between the guide part and the cylinder body ranges from 100 degrees to 170 degrees.
Preferably, one end of the push-pull rod extending out of the cylinder body is provided with a push-pull ring or a push-pull hook.
Preferably, the end face of the guide part far away from the barrel body is provided with a puncture sharp head.
According to the technical scheme, when the push-pull rod is pushed towards the direction close to the guide part, the drag hook end of the drag hook connecting rod slides out of the second sliding groove to prop open the anterior cervical muscle group, so that the focus part of the thyroid nodule is better exposed, a better surgical visual field is provided, the anterior cervical muscle group is safely and reliably pulled on the premise of minimally invasive operation, and the purpose of fully exposing the thyroid focus is achieved; will the push-and-pull rod is toward keeping away from during the guiding part direction pulling, the drag hook end of drag hook connecting rod is retrieved in the second spout, will the drag hook connecting rod is accomodate, and the chamber mirror thyroid gland drag hook of being convenient for takes out, the probability of the vice damage of reducible anterior cervical muscle crowd.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of an endoscopic thyroid retractor according to the present invention;
FIG. 2 is a schematic structural view of another embodiment of an endoscopic thyroid retractor according to the present invention;
fig. 3 is a schematic structural view of a further embodiment of the endoscopic thyroid retractor according to the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-3, the endoscopic thyroid retractor 100 according to the present invention comprises: the barrel comprises a barrel body 10, wherein a containing groove 11 is formed in the barrel body 10, at least one first sliding groove 12 is formed in the wall of the containing groove 11, and the first sliding groove 12 extends along the length direction of the barrel body 10; the guide part 20 is arranged at an included angle with the cylinder 10, the guide part 20 is arranged at any end part of the cylinder 10 in the length direction, a second sliding groove 21 communicated with the first sliding groove 12 is formed in the guide part 20, and the second sliding groove 21 extends to the end part, far away from the cylinder 10, of the guide part 20; the retractor connecting rod 30 comprises a connecting rod end 31 and a retractor end 32, the connecting rod end 31 is movably contained in the first sliding chute 12, and the retractor end 32 is slidably contained in the second sliding chute 21; one end of the push-pull rod 40 extends into the accommodating groove 11 of the cylinder 10 and is connected with the connecting rod end 31 in the first sliding groove 12, and the other end of the push-pull rod 40 extends out of the cylinder 10 from the end of the cylinder 10 far away from the guide part 20; when the push-pull rod 40 pushes the connecting rod end 31 to the direction close to the guide part 20, the hook end 32 slides out of the second chute 21 to expand the anterior cervical muscle group; when the push-pull rod 40 pulls the link end 31 away from the guide portion 20, the hook end 32 retracts into the second sliding groove 21.
In this embodiment, the cylinder 10 may be a cylindrical body or a square cylindrical body, the cylinder 10 is a hollow structure and is formed with a receiving groove 11, and the receiving groove 11 allows the push-pull rod 40 to move in the cylinder 10. At least one first sliding groove 12 is formed in the wall of the accommodating groove 11, the first sliding groove 12 is used for accommodating the end part of the draw hook connecting rod 30 extending into the cylinder 10, and the end part of the draw hook connecting rod 30 extending into the cylinder 10 is connected with the end part of the push-pull rod 40 extending into the cylinder 10, so that the draw hook connecting rod 30 moves under the push-pull action of the push-pull rod 40; the guide portion 20 may be an arc-shaped plate, or a flat plate, preferably an arc-shaped plate, the guide portion 20 is disposed at an end portion of the cylinder 10 far away from the push-pull rod 40, the guide portion 20 is provided with a second sliding groove 21, the second sliding groove 21 is communicated with the first sliding groove 12, the second sliding groove 21 may be a straight groove or an arc-shaped groove, preferably an arc-shaped groove, the guide portion 20 and the cylinder 10 form an included angle, the included angle between the guide portion 20 and the cylinder 10 is 100 ° to 170 °, that is, the included angle between the second sliding groove 21 and the first sliding groove 12 is 100 ° to 170 °. The hook end 32 of the hook connecting rod 30 is received in the second sliding groove 21, and slides in the second sliding groove 21, and the rest of the hook connecting rod 30 is located in the receiving groove 11 to connect the hook end 32 and the connecting rod end 31. Meanwhile, the second sliding groove 21 extends to an end of the guide portion 20 away from the cylinder 10, a port is formed at the end of the guide portion 20 away from the cylinder 10, and the hook end 32 can slide out of the second sliding groove 21 from the port. In particular, the hooking link may be hinged with the link end 31.
The use method of the endoscopic thyroid retractor 100 comprises the following steps: during operation, when the push-pull rod 40 pushes the link end 31 to approach the guide portion 20, the pull rod end connected to the push-pull rod 40 moves downward in the first sliding slot 12, and the pull hook end 32 of the pull hook link 30 moves toward the port in the second sliding slot 21, when the push-pull rod 40 is further pushed downward, the pull hook end 32 slides out of the port, and during operation related to thyroid nodule, the pull hook end 32 props open the anterior cervical muscle group of the human body to better expose the focal region of the thyroid nodule, thereby providing a better operation visual field; after the operation is completed, the push-pull rod 40 is pulled in the direction away from the guide part 20, the pull rod end connected with the push-pull rod 40 moves upwards in the first sliding groove 12, and meanwhile, the pull hook end 32 of the pull hook connecting rod 30 is retracted into the second sliding groove 21, so that the endoscopic thyroid pull hook 100 can be taken out, therefore, the anterior cervical muscle group is safely and reliably pulled on the premise of minimally invasive operation, the purpose of fully exposing the thyroid lesion is achieved, and the probability of side injury of the anterior cervical muscle group can be reduced.
In summary, when the push-pull rod 40 is pushed to the direction close to the guide portion 20, the hook end 32 of the hook connecting rod 30 slides out of the second chute 21 to prop open the anterior cervical muscle group, so as to better expose the focus of the thyroid nodule, thereby providing a better surgical field of view, safely and reliably pulling the anterior cervical muscle group on the premise of minimally invasive surgery, and achieving the purpose of fully exposing the thyroid focus; when the push-pull rod 40 is pulled towards the direction far away from the guide part 20, the draw hook end 32 of the draw hook connecting rod 30 is retracted into the second sliding groove 21, the draw hook connecting rod 30 is stored, the endoscopic thyroid draw hook 100 can be conveniently taken out, and the probability of side injury of the muscle group in front of the neck can be reduced.
Preferably, the retractor link 30 further comprises: a ball 33, wherein the ball 33 is disposed at the connecting rod end 31, and the ball 33 is slidably received in the first sliding groove 12; the first sliding chute 12 comprises a first notch 121 formed along the length direction of the cylinder 10, and the diameter of the ball 33 is smaller than the groove diameter of the first sliding chute 12 and larger than the caliber of the first notch 121, so that the ball 33 does not fall out of the first notch 121 when sliding in the first sliding chute 12; the diameter of the drag hook connecting rod 30 is smaller than the caliber of the first notch 121, so that the drag hook connecting rod 30 extends out of the first notch 121 and extends to the second sliding groove 21.
In this embodiment, the ball 33 is disposed at the link end 31, and the diameter of the ball 33 is smaller than the diameter of the first sliding groove 12 and larger than the diameter of the first notch 121, so that the ball 33 does not fall out of the first notch 121 when sliding in the first sliding groove 12, and meanwhile, the diameter of the hook connecting rod 30 is smaller than the diameter of the first notch 121, so that the hook connecting rod 30 extends out of the first notch 121 and extends to the second sliding groove 21 to connect the link end 31 and the hook end 32.
Preferably, the retractor link 30 further comprises: a blunt body 34, wherein the blunt body 34 is disposed at the hook end 32, and the blunt body 34 is slidably received in the second sliding groove 21; a second notch 211 is formed in the second sliding slot 21 along the length extending direction thereof, and the maximum size of the blunt body 34 is smaller than the groove diameter of the second sliding slot 21 and larger than the caliber of the second notch 211, so that the blunt body 34 does not fall out of the second notch 211 when sliding in the second sliding slot 21; the diameter of the hook connecting rod 30 is smaller than the caliber of the second notch 211, so that the hook connecting rod 30 extends out of the second notch 211 and extends to the first sliding groove 12.
In this embodiment, the blunt body 34 is disposed at the connecting rod end 31, and the largest dimension of the blunt body 34 is smaller than the groove diameter of the second sliding groove 21 and is larger than the caliber of the second notch 211, so that the blunt body 34 does not fall out of the second notch 211 when sliding in the second sliding groove 21, and simultaneously, the diameter of the hook connecting rod 30 is smaller than the caliber of the second notch 211, so that the second notch 211 stretches out and extends to the first sliding groove 12, thereby realizing the connection between the connecting rod end 31 and the hook end 32.
Preferably, the surface of the blunt body 34 away from the ball 33 is an arc surface or a spherical surface.
In this embodiment, after the blunt body 34 slides out of the second sliding slot 21, it directly contacts with the anterior cervical muscle group, and the surface of the blunt body 34 away from the spherical body 33 is an arc surface or a spherical surface, so that the blunt body 34 smoothly contacts with the anterior cervical muscle group, thereby reducing the injury of the anterior cervical muscle group.
Preferably, at least three first sliding grooves 12 are formed in the wall of the accommodating groove 11, the first sliding grooves 12 are arranged in parallel, the number of the second sliding grooves 21 and the number of the hook connecting rods 30 correspond to the number of the first sliding grooves 12, and the second sliding grooves 21 are arranged in parallel on the same plane, so that the blunt body 34 is located on the same straight line after extending out of the second sliding grooves 21.
In this embodiment, the number of the first sliding grooves 12, the second sliding grooves 21 and the hook connecting rods 30 is at least three, the second sliding grooves 21 are arranged in the same plane in parallel, and the blunt body 34 extends out of the second sliding grooves 21 and then is positioned on the same straight line, so that the blunt body 34 can expand a larger muscle group area, a better operation visual field can be obtained, and the thyroid gland focus can be better exposed.
Preferably, three first sliding grooves 12 are formed in the wall of the accommodating groove 11, the first sliding grooves 12 are arranged in parallel, the number of the second sliding grooves 21 and the number of the hook connecting rods 30 correspond to the number of the first sliding grooves 12, and one of the second sliding grooves 21 is not coplanar with the other two second sliding grooves 21, so that the connecting lines of the three blunt bodies 34 extending out of the second sliding grooves 21 form a triangle.
In this embodiment, one of the three second sliding grooves 21 is not coplanar with the other two sliding grooves, and at this time, connecting lines of the three blunt bodies 34 extending out of the second sliding groove 21 form a triangle, and according to the stability of the triangle, the stability of the three blunt bodies 34 forming the triangle is higher, so that the anterior cervical muscle group can be more stably supported.
Preferably, one end of the push-pull rod 40 extending into the cylinder 10 is provided with three connecting branches (not shown), and the three connecting branches are connected with the three spheroids 33 in a one-to-one correspondence manner.
In this embodiment, the three connecting branches are connected with the three spherical bodies 33 in a one-to-one correspondence, and when the pull-hook connecting rod 30 is pushed by the push-pull rod 40, the three connecting branches respectively push the three spherical bodies to move together, so that the blunt bodies 34 extend out of the sliding slot at the same time, and the three blunt bodies 34 are collinear or coplanar, thereby better expanding the anterior cervical muscle group.
Preferably, the end of the push-pull rod 40 extending out of the cylinder 10 is provided with a push-pull ring 50 or a push-pull hook.
In this embodiment, a push-pull ring 50 or a push-pull hook is disposed at one end of the push-pull rod 40 extending out of the cylinder 10, and medical staff push-pull the push-pull rod 40 through the push-pull ring 50 or the push-pull hook, so that the medical staff can use the endoscopic thyroid retractor 100 more conveniently.
Preferably, the end face of the guide 20 remote from the barrel 10 is provided with a piercing tip 60.
In this embodiment, the end surface of the guide portion 20 away from the barrel 10 is provided with a puncture tip 60, the puncture tip 60 can puncture the skin in front of the neck to expose the muscle group in front of the neck, and after the muscle group in front of the neck is exposed, the muscle group in front of the neck is spread by the drag hook connecting rod 30, so as to expose the thyroid gland lesion. The medical staff can realize the whole process of exposing the thyroid lesion through the endoscopic thyroid retractor 100 without using other appliances such as a scalpel and the like, thereby enriching the functions of the endoscopic thyroid retractor 100 and being more convenient for the medical staff to use.
In other embodiments, a damping material is disposed between the push-pull rod 40 and the inner wall of the barrel 10, so that a certain resistance exists in the push-pull rod 40 during the pushing and pulling process, and the drag hook connecting rod 30 is prevented from automatically retracting into the second sliding groove 21 when no force is applied, thereby prolonging the time for pulling the muscle group open and facilitating the operation.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a chamber mirror thyroid gland drag hook which characterized in that, chamber mirror thyroid gland drag hook includes:
the barrel body is internally provided with a containing groove, the wall of the containing groove is at least provided with a first sliding groove, and the first sliding groove extends along the length direction of the barrel body;
the guide part and the barrel body form an included angle, the guide part is arranged at any end part in the length direction of the barrel body, a second sliding groove communicated with the first sliding groove is formed in the guide part, and the second sliding groove extends to the end part, far away from the barrel body, of the guide part;
the drag hook connecting rod comprises a connecting rod end and a drag hook end, the connecting rod end is movably contained in the first sliding groove, and the drag hook end is contained in the second sliding groove in a sliding manner;
one end of the push-pull rod extends into the accommodating groove of the cylinder body and is connected with the end of the connecting rod in the first sliding groove, and the other end of the push-pull rod extends out of the cylinder body from the end part of the cylinder body far away from the guide part;
when the push-pull rod pushes the connecting rod end to the direction close to the guide part, the drag hook end slides out of the second sliding groove to prop open the anterior cervical muscle group; when the push-pull rod pulls the connecting rod end away from the guide part, the pull hook end retracts into the second sliding groove.
2. An endoscopic thyroid retractor according to claim 1 wherein said retractor link further comprises:
the spherical body is arranged at the end of the connecting rod and can be contained in the first sliding groove in a sliding manner;
the first sliding groove comprises a first notch formed along the length direction of the cylinder, and the diameter of the spheroid is smaller than the groove diameter of the first sliding groove and larger than the caliber of the first notch, so that the spheroid cannot fall out of the first notch when sliding in the first sliding groove;
the diameter of the draw hook connecting rod is smaller than the caliber of the first notch, so that the draw hook connecting rod extends out of the first notch and extends to the second chute.
3. An endoscopic thyroid retractor according to claim 2 wherein said retractor link further comprises:
the blunt body is arranged at the end of the pull hook and can be contained in the second sliding groove in a sliding manner;
the second chute is provided with a second notch along the extension direction of the length of the second chute, and the maximum size of the blunt body is smaller than the groove diameter of the second chute and larger than the caliber of the second notch, so that the blunt body does not fall out of the second notch when sliding in the second chute;
the diameter of the draw hook connecting rod is smaller than the caliber of the second notch, so that the draw hook connecting rod extends out of the second notch and extends to the first sliding groove.
4. An endoscopic thyroid retractor according to claim 3 wherein the face of said blunt body remote from said spheroid is arcuate or spherical.
5. The endoscopic thyroid retractor according to claim 3, wherein at least three of said first sliding grooves are formed on the wall of said receiving groove, a plurality of said first sliding grooves are disposed in parallel, the number of said second sliding grooves and retractor connecting rods corresponds to the number of said first sliding grooves, and said second sliding grooves are disposed in parallel on the same plane, so that said blunt body extends out of said second sliding grooves and then is disposed on the same straight line.
6. The endoscopic thyroid retractor according to claim 3, wherein three of said first sliding grooves are formed on the wall of said receiving groove, said first sliding grooves are parallel to each other, the number of said second sliding grooves and retractor connecting rods corresponds to the number of said first sliding grooves, and one of said second sliding grooves is not coplanar with the other two of said second sliding grooves, so that the connecting line of three of said blunt bodies extending out of said second sliding grooves forms a triangle.
7. An endoscopic thyroid retractor according to claim 6 wherein said push-pull rod is provided with three connecting branches at an end thereof extending into said body, said three connecting branches being connected to said three spheroids in a one-to-one correspondence.
8. An endoscopic thyroid retractor according to claim 1 wherein said guide portion is disposed at an angle to said barrel in the range of 100 ° to 170 °.
9. An endoscopic thyroid retractor according to any one of claims 1 to 8 wherein said push-pull rod is provided with a push-pull ring or a push-pull hook at the end extending out of said barrel.
10. An endoscopic thyroid retractor according to any one of claims 1 to 8 wherein the end face of said guide portion remote from said body is provided with a piercing point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910014122.9A CN109512477B (en) | 2019-01-07 | 2019-01-07 | Endoscope thyroid retractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910014122.9A CN109512477B (en) | 2019-01-07 | 2019-01-07 | Endoscope thyroid retractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109512477A CN109512477A (en) | 2019-03-26 |
| CN109512477B true CN109512477B (en) | 2020-07-14 |
Family
ID=65798368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910014122.9A Active CN109512477B (en) | 2019-01-07 | 2019-01-07 | Endoscope thyroid retractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109512477B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113180757B (en) * | 2021-04-28 | 2022-07-22 | 浙江大学 | Automatic retractor device for endoscopic thyroid surgery |
| CN113397622B (en) * | 2021-07-30 | 2022-05-20 | 河南省肿瘤医院 | Novel thyroid surgery retractor |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5273026A (en) * | 1992-03-06 | 1993-12-28 | Wilk Peter J | Retractor and associated method for use in laparoscopic surgery |
| US5351679A (en) * | 1992-08-17 | 1994-10-04 | Ilya Mayzels | Surgical endoscopic retractor instrument |
| CN100376218C (en) * | 2006-03-31 | 2008-03-26 | 暨南大学 | Muscle separator for endoscopic thyroid surgery |
| US9011323B2 (en) * | 2010-10-08 | 2015-04-21 | Invuity, Inc. | Method and apparatus for soft tissue retraction |
| CN203710060U (en) * | 2014-02-10 | 2014-07-16 | 江苏省原子医学研究所 | Telescopic hook special for thyroid operation and with clamping function |
| CN103908732B (en) * | 2014-04-08 | 2015-12-02 | 山东大学齐鲁医院 | The space expander of device for endoscopic thyroid surgery |
| CN204542247U (en) * | 2015-03-12 | 2015-08-12 | 车毅 | A kind of surgical operation hooking device easy to adjust |
| CN206896362U (en) * | 2017-02-12 | 2018-01-19 | 方永爱 | Laparoscopic surgery drag hook |
| CN207306689U (en) * | 2017-02-13 | 2018-05-04 | 中国人民解放军第四军医大学 | Hysteroscope menisectomy drag hook |
| CN207979722U (en) * | 2017-12-18 | 2018-10-19 | 段艳玲 | A kind of novel thyroid surgery drag hook |
-
2019
- 2019-01-07 CN CN201910014122.9A patent/CN109512477B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN109512477A (en) | 2019-03-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8292901B2 (en) | Uterine manipulators and related components and methods | |
| US4172458A (en) | Surgical ligature carrier | |
| US5353784A (en) | Endoscopic device and method of use | |
| US11832850B2 (en) | Devices, systems, and methods for large tissue specimen removal | |
| US9271712B2 (en) | Retraction device for laparoscopy | |
| CN109512477B (en) | Endoscope thyroid retractor | |
| CN114259283B (en) | Puncture member with puncture needle body and atrial septal puncture guide wire | |
| CN206355086U (en) | Draw tissue fixator in a kind of art | |
| CN105640600A (en) | Laparoscope postoperation trocar hole suturing device | |
| CN211271051U (en) | Laparoscopic suspension guide needle | |
| CN204671203U (en) | Telescopic fit-type drag hook in a kind of lacunula endoscopic surgery | |
| CN104783849B (en) | Fit type wire retractor with telescopic locking function during operation | |
| CN209899477U (en) | Puncture suture needle | |
| CN213249345U (en) | Oval minimally invasive surgery channel | |
| JP2000023989A (en) | Miniature loop retractor | |
| CN214907419U (en) | Novel tissue suspension device | |
| JP2018050986A (en) | Uterine compression hemostasis needle | |
| CN208837902U (en) | Minimally invasive device for Via vagina operation | |
| CN214512229U (en) | Anus dilator | |
| KR102042684B1 (en) | Laparoscopic Surgery Apparatus | |
| CN214761365U (en) | A kind of expander | |
| CN207384276U (en) | A kind of laparoscopic cannula | |
| CN213283127U (en) | Visual minimally invasive deep tissue exposure channel expander | |
| CN204133511U (en) | Wicresoft's tractive rod | |
| CN208905665U (en) | A rotary axillary approach retractor for endoscopic thyroid surgery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |