CN110141358B - Endoscopic sheath electric excision biopsy device for breast tube - Google Patents
Endoscopic sheath electric excision biopsy device for breast tube Download PDFInfo
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- CN110141358B CN110141358B CN201810166342.9A CN201810166342A CN110141358B CN 110141358 B CN110141358 B CN 110141358B CN 201810166342 A CN201810166342 A CN 201810166342A CN 110141358 B CN110141358 B CN 110141358B
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- sheath
- mirror
- inclined plane
- tube
- electric knife
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- 210000000481 breast Anatomy 0.000 title claims abstract description 42
- 238000001574 biopsy Methods 0.000 title claims abstract description 21
- 238000011010 flushing procedure Methods 0.000 claims description 25
- 230000003902 lesion Effects 0.000 abstract description 19
- 239000008267 milk Substances 0.000 description 15
- 210000004080 milk Anatomy 0.000 description 15
- 235000013336 milk Nutrition 0.000 description 15
- 238000000034 method Methods 0.000 description 9
- 230000002262 irrigation Effects 0.000 description 5
- 238000003973 irrigation Methods 0.000 description 5
- 230000000740 bleeding effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 231100000915 pathological change Toxicity 0.000 description 2
- 230000036285 pathological change Effects 0.000 description 2
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012143 endoscopic resection Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- A61B10/04—Endoscopic instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2018/00982—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body combined with or comprising means for visual or photographic inspections inside the body, e.g. endoscopes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
- A61B18/12—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating by passing a current through the tissue to be heated, e.g. high-frequency current
- A61B18/14—Probes or electrodes therefor
- A61B2018/1405—Electrodes having a specific shape
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
- A61B2218/002—Irrigation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2218/00—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
- A61B2218/001—Details of surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body having means for irrigation and/or aspiration of substances to and/or from the surgical site
- A61B2218/007—Aspiration
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Physics & Mathematics (AREA)
- Otolaryngology (AREA)
- Plasma & Fusion (AREA)
- Radiology & Medical Imaging (AREA)
- Pathology (AREA)
- Surgical Instruments (AREA)
Abstract
The invention aims to provide an electric excision biopsy device for a breast tube mirror sheath, which is used for realizing excision of space occupying lesions in a breast tube by an electric knife and is characterized by comprising the mirror sheath and the electric knife, wherein the mirror sheath is of a tubular structure with a circular or oval section, and the front end of the mirror sheath is of an inclined surface structure; the electric knife traverses the inclined plane structure at the front end of the mirror sheath or is in arc superposition with the low point position of the inclined plane structure, two ends of the electric knife are connected with the mirror sheath, and the electric knife is positioned at one side of the lower inclined plane position at the front end of the mirror sheath; the electrotome is connected with a power supply outside the sheath through a wire.
Description
Technical Field
The invention relates to the field of medical appliances, and particularly provides a endoscopic sheath electric excision biopsy device for a breast tube.
Background
The breast tube endoscope is conventionally applied to diagnosis of the pathological changes in the breast tube, but the breast tube endoscope can only find the pathological changes with space occupation in the breast tube, and no effective equipment and no effective method exist at present how to perform accurate excision biopsy under the breast tube endoscope.
Common accessory accessories during the operation of a breast tube scope include: sheath, adapter, positioning crochet, biopsy basket, etc.
Heretofore, existing methods of endoscopic resection biopsy have been:
1. through the window of mirror sheath front end lateral wall, the window is sharp, places the intraductal space occupying lesion in the mirror sheath lateral wall window, utilizes the back-and-forth movement of mirror sheath, cuts off intraductal lesion. The disadvantages of this method are mainly: because the shape and the position of the occupied lesions in the milk tube are irregular and are not fixed, the lesions are difficult to completely enter the window; the sharpness of the window is often insufficient, so that the cutting cannot be successfully completed; the excised specimen easily falls off into the distal end of the milk tube, resulting in difficulty in specimen removal. The success rate of the method is not high due to the existence of the problems, so that the method cannot be widely developed clinically.
2. Through basket biopsy, after the basket biopsy grabs the intraductal space occupying lesion under the monitoring of the galactophore mirror, the intraductal space occupying lesion is cut off through rotation and traction. The method is only suitable for the lesions with pedicles, and the pedicles occupying the lesions are difficult to separate by pulling, so that the success rate of the method is low, and the method cannot be widely developed.
Disclosure of Invention
In order to solve the problems, the invention aims to provide a breast tube mirror sheath electric excision biopsy device for realizing excision of a space occupying lesion in a breast tube by an electric knife.
The technical scheme of the invention is as follows:
the utility model provides a milk tube mirror sheath electroresectoscope, its characterized in that, the device comprises mirror sheath 1 and electrotome 2, and mirror sheath 1 is circular or oval tubular structure in cross-section, and its front end is inclined plane structure; the electric knife 2 crosses the inclined plane structure at the front end of the mirror sheath 1 or is in arc superposition with the low point position of the inclined plane structure, two ends of the electric knife 2 are connected with the mirror sheath, and the electric knife 2 is positioned at one side of the lower inclined plane position at the front end of the mirror sheath;
the electrotome 2 is connected with an external power supply of the sheath through a lead, and the lead is preferably arranged inside the sheath wall.
The invention relates to a breast tube mirror sheath electric excision biopsy device, which is characterized in that: the device is also provided with a breast tube mirror 5, and the breast tube mirror 5 is inserted into the mirror sheath 1 for use.
The invention relates to a breast tube mirror sheath electric excision biopsy device, which is characterized in that: the device is also provided with a positioning crochet 6, when in use, the positioning crochet 6 is inserted into the endoscope sheath 1 for use so as to fix the space-occupying lesion in the milk tube and form certain tension so as to facilitate the electrotome 2 to move along with the endoscope sheath 1 into the milk tube to cut off lesion tissues, and simultaneously prevent the cut-off specimens from falling off and being unable to be taken out.
The invention relates to a breast tube mirror sheath electric excision biopsy device, which is characterized in that: the device is also provided with an irrigation catheter and an aspiration catheter which are inserted into the sheath for use.
The invention relates to a breast tube mirror sheath electric excision biopsy device, which is characterized in that: the tail part of the device is also provided with a multichannel adapter so as to ensure that the breast tube mirror 5, the positioning crochet needle 6, the flushing channel (catheter) and the suction channel (catheter) are respectively led out and are tightly connected with each other.
The invention relates to a breast tube mirror sheath electric excision biopsy device, which is characterized in that: a flushing channel 3 and/or a suction channel 4 can be arranged in the side wall of the sheath 1, the flushing channel 3 is used for continuously injecting physiological saline or air and the like into the sheath 1 for local flushing, and the suction channel 4 is used for sucking waste in a milk tube; the irrigation channel 3 and the suction channel 4 are preferably designed inside the sheath wall, so that the space saved in the sheath 1 is mainly used for accommodating the breast tube mirror 5 and the positioning crochet 6.
The invention relates to a breast tube mirror sheath electric excision biopsy device, which is characterized in that: when the flushing channel 3 and the suction channel 4 are designed in the wall of the sheath, the flushing channel and the suction channel are opened to the interior of the sheath when approaching to the low-point horizontal plane of the inclined plane at the front end of the sheath 1, and are used for flushing and sucking bleeding and smog locally so as to clearly display the space occupied in the milk tube, and simultaneously, the time occupied by repeatedly inserting the flushing catheter and the suction catheter during operation is avoided, so that a larger space is created for accommodating the space occupied lesion in the milk tube.
The invention relates to a breast tube mirror sheath electric excision biopsy device, which is characterized in that: the electrotome 2 is preferably arc-shaped, and is infinitely close to the lowest point of the inclined plane of the mirror sheath 1 or is overlapped with the arc-shaped at the low point of the inclined plane structure, so that the electrotome 2 can be used for cutting diseased tissue from the root of the diseased tissue in the milk tube, and meanwhile the probability of damage caused by collision of the milk tube mirror 5 and the positioning crochet 6 with the electrotome 2 during insertion work and insertion of the milk tube mirror 5 and the mirror sheath 1 into the milk tube is reduced.
Because the electrotome 2 is positioned at one side of the lower front end inclined plane of the endoscope sheath 1, when the breast tube endoscope 5 is in operation under the endoscope, the endoscope sheath 1 is sleeved outside the breast tube endoscope 5, and the front end of the lens of the breast tube endoscope 5 is slightly lower than the low point of the front end inclined plane of the endoscope sheath 1, so that a relatively fixed gap is formed between the high point of the front end inclined plane of the endoscope sheath 1, the low point of the front end inclined plane of the endoscope sheath, the electrotome and the breast tube endoscope lens, and the space-occupying lesions in the breast tube can be conveniently accommodated for performing excision biopsy operation.
Drawings
FIG. 1 is a schematic diagram of the positional relationship between the sheath and the electrotome.
FIG. 2 is a schematic view of the structure of a endoscopic sheath electro-resectoscope.
FIG. 3 is a schematic representation of the structure of a endoscopic sheath electro-resectable biopsy device (with a channel).
FIG. 4 is a schematic representation of the structure of a endoscopic sheath electro-resectable biopsy device (without a channel).
1. Mirror sheath, 2, arc formula electrotome, 3, flushing channel, 4, suction channel, 5, breast canal mirror, 6, location crochet, 7, multichannel crossover sub, 8, flushing catheter, 9, suction catheter.
Detailed Description
Example 1
As shown in fig. 1-3, a breast tube mirror sheath electroresectoscope, which consists of a mirror sheath 1 and an electrotome 2, wherein:
the sheath 1 has a tubular structure with a circular or elliptical cross section, and has a beveled front end.
The electrotome 2 is arc-shaped, two ends of the electrotome 2 are connected with the mirror sheath 1, and the electrotome 2 is positioned at one side of the lower inclined plane position of the front end of the mirror sheath 1; when in use, the low-point position of the inclined plane of the endoscope sheath is slightly higher than the horizontal position of the lens of the breast tube endoscope.
The electrotome 2 is connected with a wire, the wire is arranged in the wall of the sheath 1 to run, and the wire is separated from the sheath 1 when approaching the tail of the sheath 1 and is connected with an external power supply.
The inside of the wall of the sheath 1 is also provided with a flushing channel 3 and a suction channel 4, and the two channels are inwards opened at the inner side of the sheath wall at the low point level of the inclined plane near the front end of the sheath 1.
The device is also provided with a multichannel adapter 7 (four-way) which is used for being connected with the breast tube mirror 5, the positioning crochet 6, the flushing channel 3 and the suction channel 4 to achieve the effect of tight connection.
The specific operation is as follows:
when in use, the breast tube mirror 5 is inserted into the mirror sheath 1, then the breast tube mirror 5 and the mirror sheath are inserted into a breast tube where lesions are located, and lesions in the breast tube are found through the breast tube mirror 5; positioning crochet 6 is arranged in the breast tube through a multichannel adapter 7, and the lesions in the breast tube are hooked and fixed and pulled outwards; electrifying the electrotome 2, further moving the endoscope sheath 1 to enable the arc electrotome 2 to move along with the endoscope sheath 1 towards the inner direction of the milk tube, and completely cutting off the space occupying lesion in the milk tube; if there is bleeding or smoke that greatly affects the operation, the irrigation and aspiration functions of the inner wall of the sheath (introduction of irrigation and aspiration catheters through the multichannel adapter 7, respectively against the irrigation channel 3 and aspiration channel 4) need to be used to ensure a clear field of view. When taking out the specimen, the positioning crochet 6 needs to be taken out together with the sheath 1.
Example 2
The difference from example 1 is that:
as shown in fig. 4, the inner wall of the sheath 1 has no flushing channel 3 and no suction channel 4, but adopts a flushing catheter 8 and a suction catheter 9 to realize corresponding functions, and the flushing catheter 8 and the suction catheter 9 are respectively or simultaneously inserted into the sheath 1 through a multi-channel adapter 7 (three channels) to realize flushing and suction functions.
Example 3
The difference from example 1 is that:
the flushing channel 3 and the suction channel 4 on the inner wall of the sheath 1 are combined into a channel, when flushing is needed, a flushing catheter is inserted into the channel through the multi-channel adapter for flushing, when suction is needed, the flushing catheter is drawn out, and a suction catheter is inserted into the channel through the multi-channel adapter (three channels) for suction, so that flushing and suction functions are realized.
Example 4
The difference from example 1 is that:
the electrotome 2 is in arc coincidence with the low point position of the inclined plane structure of the sheath 1 so as to further cut off the space occupying lesion in the milk tube from the root.
Example 5
The difference from example 4 is that:
the electric knife 2 is in arc coincidence with the low point position of the inclined plane structure of the mirror sheath 1, and a notch is arranged at the low point position of the inclined plane structure of the mirror sheath 1, namely a gap is arranged between the electric knife 2 and the front end of the wall of the mirror sheath 1.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Furthermore, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the present invention.
Claims (1)
1. An electrosurgical biopsy device for the endoscopic sheath of a breast tube, the device comprising a sheath and an electrotome, wherein: the sheath is a tubular structure with a circular or oval section, and the front end of the sheath is an inclined plane structure; the electric knife is overlapped with the low point position of the inclined plane structure, two ends of the electric knife are connected with the mirror sheath, and the electric knife is positioned at one side of the lower inclined plane position at the front end of the mirror sheath;
the electrotome is connected with a power supply outside the sheath through a wire;
the electric knife is arc-shaped;
a flushing channel and/or a suction channel are/is also arranged in the sheath wall;
the device is also provided with a breast tube mirror which is inserted into the mirror sheath for use;
the device is also provided with a positioning crochet needle which is inserted into the sheath for use;
the device is also provided with a flushing catheter and a suction catheter, and the flushing catheter and the suction catheter are inserted into the endoscope sheath for use;
the tail part of the device is also provided with a multichannel adapter.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018101461431 | 2018-02-12 | ||
| CN201810146143 | 2018-02-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110141358A CN110141358A (en) | 2019-08-20 |
| CN110141358B true CN110141358B (en) | 2024-04-16 |
Family
ID=67589079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810166342.9A Active CN110141358B (en) | 2018-02-12 | 2018-02-28 | Endoscopic sheath electric excision biopsy device for breast tube |
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| CN (1) | CN110141358B (en) |
Citations (14)
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| CN2285637Y (en) * | 1996-11-01 | 1998-07-08 | 杭州好克光电仪器有限公司 | Electric excision scope |
| WO1998038932A1 (en) * | 1997-03-07 | 1998-09-11 | Advanced Closure Systems, Inc. | Resectoscope electrode assembly with simultaneous cutting and coagulation |
| US5810806A (en) * | 1996-08-29 | 1998-09-22 | Ethicon Endo-Surgery | Methods and devices for collection of soft tissue |
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| CN206896380U (en) * | 2017-01-09 | 2018-01-19 | 上海博进凯利泰医疗科技有限公司 | A kind of medical inclined-plane cutting edge shaping tool |
| CN208677569U (en) * | 2018-02-12 | 2019-04-02 | 崔建春 | Fiberoptic ductoscopy mirror sheath electroblation biopsy device |
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| CA2506961C (en) * | 2004-05-11 | 2013-05-07 | Inrad, Inc. | Core biopsy device |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5766195A (en) * | 1994-03-18 | 1998-06-16 | Cordis Innovasive Systems, Inc. | Optical shunt cutter system |
| US6017339A (en) * | 1996-02-05 | 2000-01-25 | Olympus Optical Co., Ltd. | Endoscopic diathermic knife |
| US5810806A (en) * | 1996-08-29 | 1998-09-22 | Ethicon Endo-Surgery | Methods and devices for collection of soft tissue |
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| CN2785554Y (en) * | 2004-07-21 | 2006-06-07 | 张勤修 | Suction type electric knife |
| CN101564314A (en) * | 2009-06-01 | 2009-10-28 | 罗中尧 | Component of untouchable breast lesion cutter |
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| CN208677569U (en) * | 2018-02-12 | 2019-04-02 | 崔建春 | Fiberoptic ductoscopy mirror sheath electroblation biopsy device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110141358A (en) | 2019-08-20 |
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