CN112168233A - Fetching device and method for thoracoscope lung resection specimen - Google Patents
Fetching device and method for thoracoscope lung resection specimen Download PDFInfo
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- CN112168233A CN112168233A CN202011203781.6A CN202011203781A CN112168233A CN 112168233 A CN112168233 A CN 112168233A CN 202011203781 A CN202011203781 A CN 202011203781A CN 112168233 A CN112168233 A CN 112168233A
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- bag body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/0233—Pointed or sharp biopsy instruments
- A61B10/0266—Pointed or sharp biopsy instruments means for severing sample
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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
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
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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
- A61B17/32—Surgical cutting instruments
- A61B17/320016—Endoscopic cutting instruments, e.g. arthroscopes, resectoscopes
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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
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00287—Bags for minimally invasive surgery
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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
- A61B17/00234—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery
- A61B2017/00353—Surgical instruments, devices or methods, e.g. tourniquets for minimally invasive surgery one mechanical instrument performing multiple functions, e.g. cutting and grasping
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- Orthopedic Medicine & Surgery (AREA)
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Abstract
A fetching device and a method for a thoracoscopic lung resection specimen. The invention relates to the field of medical instruments, in particular to a fetching device and method for a thoracoscope lung resection specimen. The fetching device and the fetching method for the thoracoscopic lung resection specimen have the advantages of simple structure, convenience in adjustment and reliability in operation. In the work of the invention, the auxiliary sheath tube is hinged on the outer side of one end of the main sheath tube, which is used for extending out of the bag body, and the bottom of the auxiliary sheath tube is respectively provided with a push-pull rope and a pair of elastic ropes; under the conventional state, the fetching assembly is positioned in the main sheath; when the object is taken, the pushing pipe pushes the object taking component out of the main sheath pipe, so that the pair of elastic ropes connected with the two ends of the opening part of the bag body are stretched to open the bag body; because the pair of elastic ropes is connected with the auxiliary sheath pipe, the auxiliary sheath pipe is connected with the push-pull rope, the auxiliary sheath pipe is driven to swing through the push-pull action of the push-pull rope, so that the angle of the bag body is adjusted, and a specimen is reliably placed into the bag body. The invention has convenient processing and reliable operation.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a fetching device and method for a thoracoscope lung resection specimen.
Background
The pathological examination is a direct and effective examination method which collects small pieces of tissues of a pathological part of an organism by an operation method, carries out the pathological histological examination, finds out the evidence of pathological change and is matched with clinic to make a confirmatory diagnosis on diseases.
In practical operation, the fetching bag is a matched product of an operating instrument under a thoracoscope and is used for taking a biopsy sample out of an operating area during operation. For example, the notice number of the publication authorized by the national intellectual property office 2020.07.31 is CN21131191U, which is named as "specimen fetching bag for endoscopic surgery", and discloses that in the current clinical surgery process, after a specimen is cut off, an outer sheath tube with the built-in specimen fetching bag is inserted into a surgery part through a poking card, and then the article fetching bag is pushed out of the outer sheath tube and stretched under the push of the inner pushing tube. Then the doctor puts the specimen into the fetching bag, pulls the inner push tube backwards, tightens the bag opening, is pulled back into the outer sheath tube and moves out of the body along with the outer sheath tube.
However, since the thoracic space is small, the excised lung specimen tissue is large, and after the object taking bag is opened, the angle for putting the specimen into the object taking bag is limited due to the unadjustable angle, which increases the operation difficulty.
Disclosure of Invention
Aiming at the problems, the invention provides the fetching device and the fetching method of the thoracoscope pulmonary resection specimen, which have the advantages of simple structure, convenient adjustment and reliable operation.
The technical scheme of the invention is as follows: comprises a main sheath tube, a push tube and an object taking component, wherein the push tube is movably arranged in the main sheath tube and is used for pushing the object taking component,
the fetching component is movably arranged in the main sheath tube and positioned at the inner side of the push tube,
the object taking component comprises a bag body, a tightening line and an upper ring, a tightening edge for the tightening line to pass through is arranged at the opening of the bag body, the upper ring is fixedly connected to the tightening edge, one end of the tightening line is connected with the upper ring, and the other end of the tightening line passes through the upper ring and extends in the push pipe to penetrate out of the outer wall of the push pipe;
also comprises an auxiliary sheath tube which is hinged and connected with the main sheath tube and is used for the outer side of the extending end of the bag body,
the outer side of the bottom of the auxiliary sheath tube is provided with a push-pull rope, two ends of the main sheath tube are respectively provided with a through hole, and the push-pull rope extends into the main sheath tube from the through hole at the inner end of the main sheath tube and extends in the main sheath tube and extends out from the through hole at the outer end;
a pair of elastic ropes is arranged on the inner side of the bottom of the auxiliary sheath tube and connected to two ends of the opening of the bag body respectively.
The device also comprises a pre-tightening component,
the pre-tightening assembly comprises a lower circular ring and a pre-tightening wire, the middle of the bag body is provided with a pre-tightening edge for the pre-tightening wire to pass through, the lower circular ring is fixedly connected to the pre-tightening edge, one end of the pre-tightening wire is connected with the lower circular ring, and the other end of the pre-tightening wire passes through the lower circular ring and extends in the push pipe to penetrate out of the outer wall of the push pipe.
The inner side of the push tube is provided with a sealing plate, and the middle of the sealing plate is provided with a containing hole.
One side of the upper circular ring facing the sealing plate is provided with a positioning block, the sealing plate is provided with a positioning groove, and the positioning block is arranged in the positioning groove in a matched mode.
The outer side of the push tube extends out of the main sheath tube and is connected with a handle,
the surface of the push pipe is provided with scales.
The length of the auxiliary sheath tube is smaller than that of the main sheath tube.
A method for taking a thoracoscopic lung resection specimen comprises the following steps:
s1, after the lung is resected, extending the main sheath into the thoracic cavity from the incision;
s2, opening the bag body; the object taking component is pushed out of the main sheath tube through the push tube, and a bag body in the object taking component is opened;
s3, adjusting the angle of the bag body; the push-pull rope drives the auxiliary sheath tube, and the auxiliary sheath tube drives the bag body to carry out angle adjustment through the pair of elastic ropes, so that the specimen extends into the bag body;
s4, pre-tightening operation; the pre-tightening component in the middle of the bag body acts, and part of the specimen entering the bag body is limited by pulling the pre-tightening wire;
s5, performing grasping forceps action; placing a grasping forceps for an endoscope into the auxiliary sheath, adjusting the angle, grasping other parts of the specimen, placing the specimen into the bag body, enabling the specimen to completely enter the bag body, and taking out the grasping forceps;
s6, scissors action; placing the scissors for the endoscope into the auxiliary sheath tube, adjusting the angle, extending into the bag body to cut the opening of the specimen, and taking out the scissors;
s7, sealing the bag body at one time; the push pipe is extended into the bag body, and the opening of the bag body is sealed through the action of the tightening wire;
s8, vacuumizing; the outer side of the push tube is connected with a suction apparatus for sucking out the air in the bag body and the gas in the specimen;
s9, secondary sealing of the bag body; taking the push pipe out of the bag body, and closing the opening of the bag body through the action of tightening the wire;
s10, taking out the bag body along with the main sheath tube through the incision.
In the work of the invention, the auxiliary sheath tube is hinged on the outer side of one end of the main sheath tube, which is used for extending out of the bag body, and the bottom of the auxiliary sheath tube is respectively provided with a push-pull rope and a pair of elastic ropes;
under the conventional state, the fetching assembly is positioned in the main sheath; when the object is taken, the pushing pipe pushes the object taking component out of the main sheath pipe, so that the pair of elastic ropes connected with the two ends of the opening part of the bag body are stretched to open the bag body; because the pair of elastic ropes is connected with the auxiliary sheath pipe, the auxiliary sheath pipe is connected with the push-pull rope, the auxiliary sheath pipe is driven to swing through the push-pull action of the push-pull rope, so that the angle of the bag body is adjusted, and a specimen is reliably placed into the bag body.
The invention has convenient processing and reliable operation.
Drawings
Figure 1 is a schematic view of the structure of the present invention,
figure 2 is a schematic view of the connection structure of the main sheath and the auxiliary sheath,
FIG. 3 is a schematic view showing a connection structure of the main sheath, the push tube and the auxiliary sheath,
figure 4 is a schematic view of the connection structure of the push tube,
figure 5 is a schematic structural view of the fetching assembly,
figure 6 is a schematic view showing a connection structure of the upper ring and the tightening wire,
FIG. 7 is a schematic view of the connection between the upper ring and the closure plate;
in the figure, 1 is a main sheath tube, 2 is a push tube,
3 is a fetching component, 31 is a bag body, 32 is a tightening wire, 33 is an upper circular ring, 34 is a tightening edge,
4 is an auxiliary sheath tube, 5 is a push-pull rope, 6 is a through hole, 7 is an elastic rope, 8 is a pre-tightening line, 9 is a pre-tightening edge, 10 is a sealing plate, 11 is a containing hole, 12 is a positioning block, and 13 is a handle;
the arrows in FIG. 6 represent the direction of the wire takeup action;
the arrows in fig. 7 represent the direction of the upper ring motion.
Detailed Description
The invention is shown in figures 1-7 and comprises a main sheath tube 1, a push tube 2 and an object-taking component 3, wherein the push tube is movably arranged in the main sheath tube and is used for pushing the object-taking component,
the fetching component 3 is movably arranged in the main sheath tube and is positioned at the inner side of the push tube,
the fetching component 3 comprises a bag body 31, a tightening line 32 and an upper ring 33, a tightening edge 34 for the tightening line to pass through is arranged at the opening part of the bag body, the upper ring 33 is fixedly connected on the tightening edge, one end of the tightening line 34 is connected with the upper ring, and the other end of the tightening line passes through the upper ring and extends in the push pipe to penetrate out of the outer wall of the push pipe;
also comprises an auxiliary sheath tube 4, the auxiliary sheath tube 4 is hinged and connected with the main sheath tube and used for the outer side of the extending end of the bag body,
a push-pull rope 5 is arranged on the outer side of the bottom of the auxiliary sheath pipe 4, through holes 6 are respectively formed in two ends of the main sheath pipe, and the push-pull rope 5 extends into the main sheath pipe from the through hole in the inner end of the main sheath pipe, extends in the main sheath pipe and extends out from the through hole in the outer end of the main sheath pipe;
the inner side of the bottom of the auxiliary sheath tube 4 is provided with a pair of elastic ropes 7 which are respectively connected with the two ends of the opening part of the bag body.
In the work of the invention, the auxiliary sheath tube is hinged on the outer side of one end of the main sheath tube, which is used for extending out of the bag body, and the bottom of the auxiliary sheath tube is respectively provided with a push-pull rope and a pair of elastic ropes;
under the conventional state, the fetching assembly is positioned in the main sheath; when the object is taken, the object taking component is pushed out of the main sheath tube by the push tube, so that the pair of elastic ropes connected with the two ends of the opening part of the bag body are stretched, and then the bag body is opened by matching with the tightening line; because the pair of elastic ropes is connected with the auxiliary sheath pipe, the auxiliary sheath pipe is connected with the push-pull rope, the auxiliary sheath pipe is driven to swing through the push-pull action of the push-pull rope, so that the angle of the bag body is adjusted, and a specimen is reliably placed into the bag body.
A grasping forceps for an endoscope can be arranged in the auxiliary sheath tube, part of the specimen which is already arranged in the bag body is grasped, and the other part of the specimen is completely arranged in the bag body in an auxiliary manner;
scissors for a endoscope can be placed in the auxiliary sheath tube, and the opening of the specimen is cut in the bag body; the operation in the bag body avoids polluting the thoracic cavity; the opening is convenient for the discharge of gas in the follow-up sample, and the taking out is convenient.
The auxiliary sheath tube is firstly used for adjusting the angle of the bag body; then, the nippers and the scissors are put in again, and the angle directions of the nippers and the scissors are matched.
The device also comprises a pre-tightening component,
the pre-tightening assembly comprises a lower circular ring and a pre-tightening wire 8, a pre-tightening edge 9 for the pre-tightening wire to pass through is arranged in the middle of the bag body, the lower circular ring is fixedly connected to the pre-tightening edge, one end of the pre-tightening wire is connected with the lower circular ring, and the other end of the pre-tightening wire passes through the lower circular ring, extends in the push pipe and penetrates out of the outer wall of the push pipe; the lower ring is not shown in the figure.
Set up the pretension subassembly, when the sample part got into the bag body, adjust the sample that the pretension line will have put into and restrict, the outside sample of the external portion of bag is snatched to the tweezers through the cavity mirror to the rethread, makes its complete bag of putting into internal.
Through pretension, the slide-out of the placed specimen is avoided, and repeated operation is avoided.
The inner side of the push tube is provided with a sealing plate 10, and the middle of the sealing plate is provided with a containing hole 11.
Through set up the holding hole on the shrouding, be convenient for place the tightening wire and tighten up the line in advance, connect reliably.
One side of the upper circular ring facing the sealing plate is provided with a positioning block 12, the sealing plate is provided with a positioning groove, and the positioning block is arranged in the positioning groove in a matching manner.
Through the connection form who sets up locating piece and constant head tank, be convenient for fix a position last ring.
After the bag body in the thing subassembly expandes, when the sample part got into the bag body and carries out the pretension, because the pretension line action, the swing took place easily for the bag body, through fixing a position last ring, the rethread pushes away the stay cord pulling action, avoids the bag body to take place the swing, to the reliable restriction of the sample that gets into the bag body.
Because the push-pull rope pulls the opening part of the bag body through the auxiliary sheath tube and the pair of elastic ropes, the bag body can be reliably prevented from swinging when the pre-tightening wire acts.
The outer side of the push tube extends out of the main sheath tube and is connected with a handle 13,
the surface of the push pipe is provided with scales. The handle is arranged, so that the grabbing operation is facilitated; the scale is arranged, so that the mark is convenient to mark, the position of the push pipe extending into the main sheath pipe is recorded, and the push pipe and the upper circular ring are matched for positioning and connecting actions.
The length of the auxiliary sheath 4 is less than that of the main sheath 1.
Therefore, the installation is convenient, and the angle of the auxiliary sheath tube is convenient to adjust.
A method for taking a thoracoscopic lung resection specimen comprises the following steps:
s1, after the lung is resected, extending the main sheath into the thoracic cavity from the incision;
s2, opening the bag body; the object taking component is pushed out of the main sheath tube through the push tube, and a bag body in the object taking component is opened;
s3, adjusting the angle of the bag body; the push-pull rope drives the auxiliary sheath tube, and the auxiliary sheath tube drives the bag body to carry out angle adjustment through the pair of elastic ropes, so that the specimen extends into the bag body;
s4, pre-tightening operation; the pre-tightening component in the middle of the bag body acts, and part of the specimen entering the bag body is limited by pulling the pre-tightening wire;
s5, performing grasping forceps action; placing a grasping forceps for an endoscope into the auxiliary sheath, adjusting the angle, grasping other parts of the specimen, placing the specimen into the bag body, enabling the specimen to completely enter the bag body, and taking out the grasping forceps; at this time, the pre-tightening wire can be loosened;
s6, scissors action; placing the scissors for the endoscope into the auxiliary sheath tube, adjusting the angle, extending into the bag body to cut the opening of the specimen, and taking out the scissors;
during specific operation, the opening of the bronchus of the lung or the opening of the surface of the lung tissue far away from pathological changes of the lung can be cut in the bag body under the guidance of the thoracoscope, and the tissue is cut in the bag body to avoid polluting the thoracic cavity.
S7, sealing the bag body at one time; the push pipe is extended into the bag body, and the opening of the bag body is sealed through the action of the tightening wire;
s8, vacuumizing; the outer side of the push tube is connected with a suction apparatus for sucking out the air in the bag body and the gas in the specimen; therefore, the volume of the lung specimen can be greatly reduced, the lung specimen can be taken out conveniently, lung tissues can not be damaged, and postoperative pathological examination is not influenced.
S9, secondary sealing of the bag body; taking the push pipe out of the bag body, and closing the opening of the bag body through the action of tightening the wire;
s10, taking out the bag body along with the main sheath tube through the incision.
The disclosure of the present application also includes the following points:
(1) the drawings of the embodiments disclosed herein only relate to the structures related to the embodiments disclosed herein, and other structures can refer to general designs;
(2) in case of conflict, the embodiments and features of the embodiments disclosed in this application can be combined with each other to arrive at new embodiments;
the above embodiments are only embodiments disclosed in the present disclosure, but the scope of the disclosure is not limited thereto, and the scope of the disclosure should be determined by the scope of the claims.
Claims (7)
1. A fetching device of a thoracoscope pulmonary resection specimen, which comprises a main sheath tube, a push tube and a fetching component, wherein the push tube is movably arranged in the main sheath tube and is used for pushing the fetching component,
the fetching component is movably arranged in the main sheath tube and positioned at the inner side of the push tube,
the object taking component comprises a bag body, a tightening line and an upper ring, a tightening edge for the tightening line to pass through is arranged at the opening of the bag body, the upper ring is fixedly connected to the tightening edge, one end of the tightening line is connected with the upper ring, and the other end of the tightening line passes through the upper ring and extends in the push pipe to penetrate out of the outer wall of the push pipe;
it is characterized by also comprising an auxiliary sheath tube which is hinged and connected with the outer side of one end of the main sheath tube for extending the bag body,
the outer side of the bottom of the auxiliary sheath tube is provided with a push-pull rope, two ends of the main sheath tube are respectively provided with a through hole, and the push-pull rope extends into the main sheath tube from the through hole at the inner end of the main sheath tube and extends in the main sheath tube and extends out from the through hole at the outer end;
a pair of elastic ropes is arranged on the inner side of the bottom of the auxiliary sheath tube and connected to two ends of the opening of the bag body respectively.
2. The device for obtaining a thoracoscopic lung resection specimen according to claim 1, further comprising a pre-tightening assembly,
the pre-tightening assembly comprises a lower circular ring and a pre-tightening wire, the middle of the bag body is provided with a pre-tightening edge for the pre-tightening wire to pass through, the lower circular ring is fixedly connected to the pre-tightening edge, one end of the pre-tightening wire is connected with the lower circular ring, and the other end of the pre-tightening wire passes through the lower circular ring and extends in the push pipe to penetrate out of the outer wall of the push pipe.
3. The device for taking a thoracoscopic lung resection specimen according to claim 2, wherein a sealing plate is arranged on the inner side of the push tube, and a containing hole is arranged in the middle of the sealing plate.
4. The device for taking thoracoscopic pulmonary resection specimen according to claim 3, wherein a positioning block is provided on a side of the upper ring facing the sealing plate, the sealing plate is provided with a positioning slot, and the positioning block is fittingly provided in the positioning slot.
5. The device for extracting a thoracoscopic lung resection specimen according to claim 4,
the outer side of the push tube extends out of the main sheath tube and is connected with a handle,
the surface of the push pipe is provided with scales.
6. The device for obtaining the thoracoscopic pulmonary resection specimen according to claim 1, wherein the length of the secondary sheath is smaller than that of the primary sheath.
7. A method for taking a thoracoscopic lung resection specimen is characterized by comprising the following steps:
s1, after the lung is resected, extending the main sheath into the thoracic cavity from the incision;
s2, opening the bag body; the object taking component is pushed out of the main sheath tube through the push tube, and a bag body in the object taking component is opened;
s3, adjusting the angle of the bag body; the push-pull rope drives the auxiliary sheath tube, and the auxiliary sheath tube drives the bag body to carry out angle adjustment through the pair of elastic ropes, so that the specimen extends into the bag body;
s4, pre-tightening operation; the pre-tightening component in the middle of the bag body acts, and part of the specimen entering the bag body is limited by pulling the pre-tightening wire;
s5, performing grasping forceps action; placing a grasping forceps for an endoscope into the auxiliary sheath, adjusting the angle, grasping other parts of the specimen, placing the specimen into the bag body, enabling the specimen to completely enter the bag body, and taking out the grasping forceps;
s6, scissors action; placing the scissors for the endoscope into the auxiliary sheath tube, adjusting the angle, extending into the bag body to cut the opening of the specimen, and taking out the scissors;
s7, sealing the bag body at one time; the push pipe is extended into the bag body, and the opening of the bag body is sealed through the action of the tightening wire;
s8, vacuumizing; the outer side of the push tube is connected with a suction apparatus for sucking out the air in the bag body and the gas in the specimen;
s9, secondary sealing of the bag body; taking the push pipe out of the bag body, and closing the opening of the bag body through the action of tightening the wire;
s10, taking out the bag body along with the main sheath tube through the incision.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011203781.6A CN112168233B (en) | 2020-11-02 | 2020-11-02 | Fetching device of thoracoscope lung resection specimen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011203781.6A CN112168233B (en) | 2020-11-02 | 2020-11-02 | Fetching device of thoracoscope lung resection specimen |
Publications (2)
| Publication Number | Publication Date |
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| CN112168233A true CN112168233A (en) | 2021-01-05 |
| CN112168233B CN112168233B (en) | 2022-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011203781.6A Active CN112168233B (en) | 2020-11-02 | 2020-11-02 | Fetching device of thoracoscope lung resection specimen |
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| CN111685823A (en) * | 2020-07-09 | 2020-09-22 | 重庆橙壹科技有限公司 | Minimally invasive surgery extractor comprising bag surface tunnel |
| CN111685819A (en) * | 2020-07-09 | 2020-09-22 | 重庆橙壹科技有限公司 | Medical object taking device easy to unfold and manufacturing method thereof |
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2020
- 2020-11-02 CN CN202011203781.6A patent/CN112168233B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020156344A1 (en) * | 2001-04-04 | 2002-10-24 | Pasricha Pankaj Jay | Endoscopic instruments |
| US20100152612A1 (en) * | 2008-12-12 | 2010-06-17 | Boston Scientific Scimed, Inc. | Endoscopes having multiple lumens for tissue acquisition and removal and related methods of use |
| US20110184433A1 (en) * | 2010-01-26 | 2011-07-28 | Parihar Shailendra K | Tissue Retrieval Device with Pouch Stretching Arm |
| CN201861674U (en) * | 2010-09-03 | 2011-06-15 | 上海市第一人民医院 | Endoscopic multi-angle sampling device |
| US20190021714A1 (en) * | 2016-03-30 | 2019-01-24 | Olympus Corporation | Tissue collector |
| US20190321018A1 (en) * | 2018-04-24 | 2019-10-24 | Covidien Lp | Specimen retrieval device |
| CN209392067U (en) * | 2018-09-30 | 2019-09-17 | 潘军平 | A kind of specimen extractor |
| CN111685823A (en) * | 2020-07-09 | 2020-09-22 | 重庆橙壹科技有限公司 | Minimally invasive surgery extractor comprising bag surface tunnel |
| CN111685819A (en) * | 2020-07-09 | 2020-09-22 | 重庆橙壹科技有限公司 | Medical object taking device easy to unfold and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112168233B (en) | 2022-05-17 |
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