CN112244913A

CN112244913A - A microtraumatic retractor for laparoscopic thoracoscopy

Info

Publication number: CN112244913A
Application number: CN202011363661.2A
Authority: CN
Inventors: 耿金宏
Original assignee: Shanghai Jinshan Tinglin Hospital
Current assignee: Shanghai Jinshan Tinglin Hospital
Priority date: 2020-11-28
Filing date: 2020-11-28
Publication date: 2021-01-22

Abstract

The invention discloses a micro-wound retractor for a laparoscope thoracoscope, which comprises a retractor wire head, a plug, a wire hole, an inner cylinder, an outer cylinder, a front rotating rod, a front rotating handle, a spring, a rear rotating rod, a tail plug, a retractor wire, a rear rotating handle, a rear rotating rod hole, a front rotating rod hole and a puncture head; this a little wound tractive ware for peritoneoscope thoracoscope adopts the type of this invention to carry out the laparoscopic surgery operation, does not need puncture sleeve pipe supplementary, directly according to operation tractive needs, many times, carries out the abdominocentesis repeatedly, and the puncture point is little, and the puncture point need not sew up, and the tissue wound is little, and patient's misery is few, and wound healing is fast, does not keep the operation scar. Meanwhile, visceral organs and tissues in the abdominal cavity can be conveniently and flexibly pulled according to the conditions in the laparoscopy. Through clinical tests, the method has the advantages of small wound, convenient and flexible operation, and no obvious pain feeling of puncture points of postoperative patients.

Description

Micro-wound retractor for laparoscope thoracoscope

Technical Field

The invention relates to the technical field of laparoscope application, in particular to a micro-wound retractor for a laparoscope thoracoscope.

Background

The development of modern medicine, minimally invasive surgery has been the development direction of surgical operation, minimally invasive surgery has the advantages of small wound, quick recovery and less pain, and is the common pursuit target and direction of modern medicine, when the existing laparoscopic abdominal operation, abdominal skin is required to be cut, a puncture outfit of 5mm trocar, 10mm trocar or 12mm trocar is required to be placed, an abdominal and external channel is established, a puncture channel established by the puncture outfit is put in an operation operating instrument to assist the operation, in the laparoscopic operation process, if the tissues in the operation area are dragged and exposed inconveniently, the skin is required to be cut additionally to place a new puncture outfit again, and the number of puncture outfits and puncture incisions is increased. And the existing abdominal puncture outfit is cut at the insertion point of more than 5mm, and because the wound is large, after the operation is finished, all puncture holes need to be sutured and closed, patients with scar constitution are encountered, after the wound of the patient is healed, unsightly operation scars are often left at the healed wound, clinically, the wound is seriously affected by the hyperplasia of the incision scars, and the trouble is caused to the mind and body of the patient.

Contents of the invention

The invention aims to provide a micro-wound retractor for a laparoscope thoracoscope, which can effectively solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a micro-wound retractor for a laparoscope thoracoscope comprises a retractor wire head, a plug, a wire hole, an inner cylinder, an outer cylinder, a front rotating rod, a front rotating handle, a spring, a rear rotating rod, a tail plug, a retractor wire, a rear rotating handle, a rear rotating rod hole, a front rotating rod hole and a puncture head; the method is characterized in that: the front end of the traction line is provided with a traction line head and a plug, and the rear part of the traction line is provided with a plug tail; the front part of the inner cylinder is provided with a wire hole, and the rear part of the inner cylinder is connected with a spring; the puncture head is arranged in front of the outer cylinder, and the front rotating rod and the rear rotating rod are arranged behind the outer cylinder; the front part of the spring is connected with the inner cylinder, and the rear part of the spring is connected with the outer cylinder; one end of the front rotating rod is provided with a front rotating rod hole, and the other end of the front rotating rod is connected with the front rotating handle; one end of the rear rotating rod is provided with a rear rotating rod hole, and the other end of the rear rotating rod is connected with the rear rotating handle.

Furthermore, the traction line is a bifilar yarn positioned in the inner barrel, the front end of the traction line is provided with a traction line head and a plug, and the rear part of the traction line is provided with a plug tail.

Furthermore, the plug and the plug tail are of a spherical mounting structure, the diameter of the plug is larger than that of the wire hole, and the diameter of the plug tail is larger than that of the outer barrel.

Further, the outer cylinder is of a cylindrical structure with the diameter of 2mm, and the front of the outer cylinder is provided with a puncture head with an inclined plane structure for facilitating puncture.

Further, the inner cylinder is of a cylindrical structure located inside the outer cylinder, the front of the inner cylinder is of a smooth line hole structure, and the rear of the inner cylinder is connected with the spring.

Furthermore, the spring is a spring which is positioned in the outer cylinder, the front part of the spring is connected with the inner cylinder, the rear part of the spring is connected with the outer cylinder, and the spring has external elasticity.

Furthermore, one end of the front rotating rod penetrates through the outer cylinder, the other end of the front rotating rod is provided with a front rotating handle, and an inner cylinder penetrates through a hole of the front rotating rod.

Furthermore, one end of the rear rotating rod is provided with a rear rotating handle, the other end of the rear rotating rod is provided with a rear rotating rod hole, and a traction line passes through the rear rotating rod hole.

Compared with the prior art, this a peritoneoscope is microtrauma tractive ware for thoracoscope, when adopting the type of this invention to carry out laparoscopic surgery operation, because the urceolus diameter of this apparatus only has 2mm, and use this apparatus in-process, do not need puncture sleeve pipe to assist, directly according to the operation needs, arbitrary position, many times, directly carry out the abdominocentesis repeatedly, and the puncture point is small, after the operation, the puncture point that forms need not sew up, the tissue wound is small, patient's misery is few, wound healing is fast, do not leave the operation scar. Meanwhile, visceral organs and tissues in the abdominal cavity can be conveniently and flexibly pulled according to the conditions in the laparoscopy and the requirement of a pulling point. Through clinical tests, the surgical instrument has the advantages of small tissue wound, obviously reduced total incision length, convenient and flexible operation, and no obvious pain of puncture points of postoperative patients.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

in the reference symbols: the pull wire comprises a pull wire head 1, a plug 2, a wire hole 3, an inner cylinder 4, an outer cylinder 5, a front rotating rod 6, a front rotating handle 7, a spring 8, a rear rotating rod 9, a plug tail 10, a pull wire 11, a rear rotating handle 12, a rear rotating rod hole 13, a front rotating rod hole 14 and a puncture head 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 of the invention without making any creative effort, fall within the protection scope of the invention.

Referring to fig. 1, the present invention provides a technical solution:

a micro-wound retractor for a laparoscope thoracoscope comprises a retractor wire head 1, a plug 2, a wire hole 3, an inner cylinder 4, an outer cylinder 5, a front rotating rod 6, a front rotating handle 7, a spring 8, a rear rotating rod 9, a tail plug 10, a retractor wire 11, a rear rotating handle 12, a rear rotating rod hole 13, a front rotating rod hole 14 and a puncture head 15; the method is characterized in that: the front end of the pulling line 11 is provided with a pulling line head 1 and a plug 2, and the rear part is provided with a plug tail 10; the front of the inner cylinder 4 is provided with a wire hole 3, and the rear is connected with a spring 8; a puncture head 15 is arranged in front of the outer cylinder 5, and a front rotating rod 6 and a rear rotating rod 9 are arranged behind the outer cylinder; the front part of the spring 8 is connected with the inner cylinder 4, and the rear part is connected with the outer cylinder 5; one end of the front rotating rod 6 is provided with a front rotating rod hole 14, and the other end is connected with the front rotating handle 7; one end of the rear rotating rod 9 is provided with a rear rotating rod hole 13, and the other end is connected with a rear rotating handle 12.

Furthermore, the pulling line 11 is a bifilar line positioned in the inner cylinder 4, the front end of the pulling line 11 is provided with a pulling line head 1 and a plug 2, and the rear part is provided with a plug tail 10.

Further, the plug 2 and the plug tail 10 are of a spherical mounting structure, the diameter of the plug 2 is larger than that of the wire hole 3, and the diameter of the plug tail 10 is larger than that of the outer barrel 5.

Further, the outer cylinder 5 is a cylindrical structure with a diameter of 2mm, and a puncturing head 15 with an inclined plane structure for facilitating puncturing is arranged in front of the outer cylinder.

Furthermore, the inner cylinder 4 is a cylindrical structure positioned in the outer cylinder 5, the front part is a smooth line hole 3 structure, and the rear part is connected with the spring 8.

Further, the spring 8 is a spring 5 which is located inside the outer cylinder 5, is connected with the inner cylinder 4 at the front, is connected with the outer cylinder 5 at the rear, and has external elasticity.

Furthermore, one end of the front rotating rod 6 penetrates through the outer cylinder 5, the other end of the front rotating rod is provided with a front rotating handle 7, and the inner cylinder 4 penetrates through the front rotating rod hole 14.

Furthermore, one end of the rear rotating rod 9 is provided with a rear rotating handle 12, the other end is provided with a rear rotating rod hole 13, and a pulling wire 11 passes through the rear rotating rod hole 13.

The specific connecting structure of the instrument of the invention is as follows: when the device is designed, the traction line 11 is a double-strand connecting line penetrating through the front and back of the center of the device, the head end of the traction line 11 is provided with a traction line head 1 convenient to draw and a plug 2 behind the traction line head 1, the plug 2 is of a spherical structure, the diameter of the plug 2 is larger than that of a line hole 3 in front of the inner cylinder, the plug 2 can effectively prevent the traction line head 1 from entering the inner cylinder 4, the rear of the traction line 11 is provided with a plug tail 10, the plug tail 10 is of a spherical structure, the diameter of the plug tail 10 is larger than that of the outer cylinder 5, and a line can be effectively placed into the outer cylinder; a pulling wire 11 passes through the inner cylinder 4, a round blunt-head-shaped structure wire hole 3 is arranged in front of the inner cylinder 4, the rear of the inner cylinder 4 is connected with a spring 8, the rear of the spring 8 is connected with the outer cylinder 5, and the spring 8 is an elastic spring 8 which can enable the inner cylinder 4 to protrude out of the inclined plane of a puncture head 15 of the outer cylinder 5 under a natural state; the puncture head 15 structure is arranged in front of the outer cylinder 5, the puncture head 15 is an inclined plane structure so as to puncture skin tissues when in use, and the inner cylinder 4, the spring 8 and the traction line 11 pass through the inner part of the outer cylinder 5; a front rotating handle 7 convenient to rotate is arranged at one end of the front rotating rod 6, a front rotating rod hole 14 is formed in the other end of the front rotating rod 6, the inner cylinder 4 passes through the front rotating rod hole 14, the front rotating rod 6 is of a cylindrical structure penetrating through the outer cylinder 5, and the front rotating rod 6 can be rotated by rotating the front rotating handle 7, so that the inner cylinder 4 can be clamped by the front rotating rod hole 14, and the front and back movement of the inner cylinder 4 is prevented; one end of the rear rotating rod 9 is connected with the rear rotating handle 12, the other end of the rear rotating rod 9 is provided with a rear rotating rod hole 13, the rear rotating rod 9 is a rod-shaped structure which penetrates through the outer cylinder 5, and a traction line 11 passes through the rear rotating rod hole 13. Rotation of the rear rotation lever 12 rotates the rear rotation lever 9, and the rear rotation lever hole 13 engages the pulling wire 11.

The micro-wound retractor for the laparoscope thoracoscope has the advantages that: the instrument comprises an outer cylinder 5 with a fixed diameter of 2mm and an inner cylinder 4 structure which can move back and forth under the elastic action of a spring 8, because the diameter of the outer cylinder 5 of the instrument is 2mm, the puncture wound is small, and the puncture head 15 with an inclined plane structure at the head end is convenient for direct skin puncture, the spring 8 can ensure that the inner cylinder 4 is contracted inside the outer cylinder 5 to facilitate puncture in the puncture process, after the instrument is successfully punctured, the inner cylinder 4 protrudes out of the puncture head 15 to effectively protect the tissues in the abdominal cavity from being damaged by the inclined plane of the puncture head 15, firstly, a front rotating handle 7 is rotated to drive a front rotating rod 6, then a front rotating rod hole 14 can clamp the inner cylinder 4, in the laparoscope, a surgical instrument can be used for outwards pulling a pull wire head 1, pulling a bifilar pull wire 11 into the abdominal cavity, placing the tissues needing to be pulled into a wire loop, pulling a tail 10, and tensioning the tissues in the pull wire loop 11, the rear rotating handle 12 is rotated, and then the rear rotating rod hole 13 on the rear rotating rod 9 can clamp the traction line 11; the diameter of the outer barrel 5 of the device is only 2mm, the puncture process is small in tissue trauma, after the operation traction is finished, the puncture point does not need to be sutured for treatment, the total length of an incision is small, the trauma is small, the wound after the operation does not need to be sutured, and the puncture device can puncture for multiple times, multiple parts and multiple points according to the operation requirement. Because the puncture traction apparatus is provided with the spring 8 protection device, the puncture is convenient, and the visceral organs in the abdominal cavity can be safely protected after the puncture is successful.

The specific use method of the micro-wound retractor for the laparoscope thoracoscope comprises the following steps: when local tissue traction is needed in the laparoscopic surgery process, such as gallbladder surgery, appendix surgery or gastrointestinal cancer surgery, the local tissue traction is needed to expose the surgery area, the instrument can well assist and realize the operation process, and the specific use method is as follows: firstly, selecting a skin point to be punctured, directly puncturing the skin by using the instrument, during puncturing, under the pressure of tissues during puncturing and the elastic action of a spring 8, retracting an inner cylinder 4, a pulling wire head 1 and a plug 2 in an outer cylinder 5, puncturing the tissues conveniently by a sharp inclined plane structure of the outer cylinder 5, after the puncturing of an abdominal cavity succeeds, eliminating the resistance of the tissues to the pulling wire head 1, the plug 2 and a wire hole 3, ejecting the inner cylinder 4 out of a puncturing head 15 of the outer cylinder 5 under the elastic action of the spring 8, rotating a front rotating handle 7 at the moment, driving a front rotating rod 6 to rotate, further rotating a front rotating rod hole 14, clamping the inner cylinder 4 through the front rotating rod hole 14, enabling the head end of the inner cylinder 4 to protrude out of the puncturing head 15, fixing the inner cylinder 4, further preventing the inclined plane structure of the puncturing head 15 from damaging tissues in the abdominal cavity, pulling the pulling wire head 1, pulling the plug 2, and the inner cylinder 4, The plug 2 and the thread hole 3 are both blunt structures, so that tissues in the abdominal cavity cannot be damaged, and the safety of the operation is ensured. At this time, according to the operation requirement, the pulling thread head 1 is pulled forwards, the double-strand pulling thread 11 can be placed in the abdominal cavity, and the tail end of the double-strand pulling thread 11 is provided with the blocking tail 10, so that the pulling thread 11 can be prevented from completely entering the outer barrel 5, and the safety of the pulling thread 11 is ensured. In the abdominal cavity, the tissue to be dragged is placed into the double-strand pulling line 11, the tail blocking part 10 is pulled back, the double-strand pulling line 11 can only fix the tissue to be dragged between the plug 2 and the line hole 3, after the tissue to be dragged is determined to be placed into the pulling line ring, the tail blocking part 10 at the tail part of the pulling line 11 is pulled back, meanwhile, the rear rotating handle 12 is rotated, the rear rotating rod 9 drives the rear rotating rod hole 13 to rotate, and then the pulling line 11 is blocked by the rear rotating rod hole 13, at this time, the outer barrel 5 of the instrument can be moved up and down front and back, left and right according to the operation requirement, the dragging angle is adjusted, and as the diameter of the outer barrel 5 of the instrument is only 2mm, the outer barrel is convenient, flexible and safe in the use; after the operation is used in the tractive, rotatory back rotatory handle 12 of opening, back rotary rod 9 is rotatory, back rotary rod hole 13 no longer blocks and draws line 11, the abdominal cavity is inside, draw and draw line head 1 outward, the tissue of being blocked between end cap 2 and line hole 3 is loosened, get rid of the tissue between the double-strand line 11 that draws, draw back stifled tail 10, simultaneously can take out outside the abdominal cavity with this apparatus, take out behind this apparatus, the puncture point that this apparatus left in puncture skin department is only 2mm, because the puncture point is small, the painful sense of patient postoperative is slight, puncture skin damage is less, do not need the wound to sew up, the postoperative resumes soon, it is little to patient's overall influence, this apparatus convenient to use, flexibility, safety.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A microtrauma retractor for laparoscopic thoracoscopy, comprising a pulling wire head, a plug, a wire hole, an inner cylinder, an outer cylinder, a front rotation rod, a front rotation handle, a spring, a rear rotation rod, a plug tail, Pulling wire, rear rotating handle, rear rotating rod hole, front rotating rod hole and puncture head; it is characterized in that: the pulling wire has a pulling wire head and a plug at the front end, and a plug tail at the rear; there is a wire in the front of the inner cylinder The rear is connected with the spring; the front of the outer cylinder is provided with a puncture head, and the rear is provided with a front rotation rod and a rear rotation rod; the front of the spring is connected with the inner cylinder and the rear is connected with the outer cylinder; one end of the front rotation rod has a front rotation a rod hole, and the other end is connected with the front rotation handle; one end of the rear rotation rod is provided with a rear rotation rod hole, and the other end is connected with the rear rotation handle.

2 . The microtrauma retractor for laparoscopic thoracoscopy according to claim 1 , wherein the pulling wire is a double-stranded wire located in the inner cylinder, and the front end of the pulling wire has a pulling force. 3 . Wire ends and plugs, with a plug at the rear.

3 . The microtrauma retractor for laparoscopic thoracoscopy according to claim 1 , wherein the plug and the plug tail are spherically mounted structures, and the diameter of the plug is larger than the diameter of the wire hole, and the plug is blocked. 4 . The tail diameter is larger than the outer cylinder diameter.

4 . The microtrauma retractor for laparoscopic thoracoscopy according to claim 1 , wherein the outer tube is a cylindrical structure with a diameter of 2 mm, and the front of the outer tube is a puncture head with a bevel structure that is convenient for puncturing. 5 .

5 . The microtrauma retractor for laparoscopic thoracoscopy according to claim 1 , wherein the inner tube is a cylindrical structure located inside the outer tube, and the front is a smooth line hole structure. 6 . , the rear is connected to the spring.

6 . The microtrauma retractor for laparoscopic thoracoscopy according to claim 1 , wherein the spring is located inside the outer cylinder, the front is connected with the inner cylinder, and the rear is connected with the outer cylinder, 7 . And has an external elastic spring.

7 . The microtrauma retractor for laparoscopic thoracoscopy according to claim 1 , wherein the front rotation rod is one end that penetrates the outer cylinder, the other end has a front rotation handle, and the front rotation rod hole There is an inner tube passing through.

8 . The microtrauma retractor for laparoscopic thoracoscopy according to claim 1 , wherein one end of the rear rotation rod has a rear rotation handle, the other end has a rear rotation rod hole, and the rear rotation rod has a rear rotation rod hole. 9 . A puller wire is passed through the hole.