CN110811701B - Gynecological tumor sampling device - Google Patents
Gynecological tumor sampling device Download PDFInfo
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- CN110811701B CN110811701B CN201911167229.3A CN201911167229A CN110811701B CN 110811701 B CN110811701 B CN 110811701B CN 201911167229 A CN201911167229 A CN 201911167229A CN 110811701 B CN110811701 B CN 110811701B
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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
- A61B10/04—Endoscopic instruments
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
- A61B1/0661—Endoscope light sources
- A61B1/0684—Endoscope light sources using light emitting diodes [LED]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/303—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the vagina, i.e. vaginoscopes
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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
- 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
- A61B10/0291—Instruments for taking cell samples or for biopsy for uterus
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Abstract
The invention provides a gynecological tumor sampling device, which comprises a sampling outer barrel and a sampling inner barrel, wherein the barrel wall of the head part of the sampling outer barrel is of a double-layer structure, and a camera shooting and collecting device is arranged in a cavity and is connected with a display screen; the wall of the sampling inner cylinder is of a double-layer structure, a piston is arranged in the double-layer wall, the end part of the piston is fixedly provided with an internal connecting rod, the internal connecting rod is connected with an internal operating handle, and the wall of the sampling end part of the sampling inner cylinder is provided with a plurality of liquid outlets; a cutting knife bar is fixedly arranged on the outer wall of the sampling inner cylinder, and a knife head is fixedly arranged at the end part of the cutting knife bar in an inclined manner; the clamping forceps are sleeved in the sampling inner cylinder. The tumor tissue sampling device can be used for clamping and fixing tumor tissue conveniently, and cutting the tumor tissue through the cutting action of the cutter head, so that the technical problem that the cut tissue cannot be taken out of a body accurately and effectively after being cut or cut by the traditional sampling device is solved, the operation efficiency is improved, and the accurate sampling operation is facilitated.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a gynecological tumor sampling device.
Background
Tumor is a new organism formed by local tissue cell proliferation under the action of various tumorigenic factors, and because the new organism mostly presents space-occupying blocky bulges, also called neoplasms, the tumor needs to be sampled and analyzed before a tumor patient is treated. Tumor sampling refers to: according to the tumor condition of a patient, small-piece sampling assay is carried out to achieve the purpose of diagnosing malignancy, doctors can conveniently treat the malignancy, and methods such as operating knives and injector puncture are mostly adopted in tumor sampling methods.
In the treatment process to in gynaecology's uterine cancer, tumour tissue sampling method in the past adopts the sampling forceps to organize more and gets, causes the tissue to tear easily and causes the injury to patient's uterus inside, to the above-mentioned problem, bulletin number is CN208582444U discloses a gynaecology's tumour sampling device, has set up shear plate and collecting vessel, but because the inside tumour position of human uterus is different, by the tumour position of shearing in can not accurate enough falling into the collecting vessel, cause the sample failure, the practicality is not strong. In addition, the sampling size is also not easily controlled to current sampling device, is unfavorable for the inspection sample in later stage, and the visual low of sample process can not be clear operates the seizure moreover.
Disclosure of Invention
The invention aims to provide a gynecological tumor sampling device, which is used for solving the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a gynecological tumor sampling device comprises a sampling outer cylinder and a sampling inner cylinder which are mutually sleeved, and further comprises a display screen, wherein the cylinder wall of the head of the sampling outer cylinder is of a double-layer structure, a camera shooting and collecting device is arranged in a cavity between the double layers, and the output end of the camera shooting and collecting device is connected with the receiving end of the display screen; the tail part of the sampling outer barrel is fixedly provided with an outer connecting rod, and the outer connecting rod is connected with an outer operating handle; the wall of the sampling inner cylinder is of a double-layer structure, a piston is arranged in the double-layer wall, an inner connecting rod is fixedly arranged at the end part of the piston, the inner connecting rod is connected with an inner operating handle, and a plurality of liquid outlets are formed in the wall of the sampling end part of the sampling inner cylinder; a cutting knife bar is fixedly arranged on the outer wall of the sampling inner cylinder, a knife head is fixedly arranged at the end part of the cutting knife bar in an inclined manner, and the knife head comprises a blade; the sampling device is characterized by further comprising clamping pincers, wherein the clamping pincers are sleeved in the sampling inner cylinder and comprise a tong arm, a handle is arranged at the tail end of the tong arm, a clamping head is arranged at the front end of the tong arm, and a plurality of clamping teeth are arranged on the clamping head.
Furthermore, an inclined included angle between the cutting knife bar and the knife head is 120 degrees, and the inclined direction of the knife head points to the clamping head of the clamping pliers.
Further, the LED lamp also comprises an LED lamp bead and a battery; the LED lamp beads and the battery are arranged in the cavity on the outer wall of the head of the sampling outer barrel, and the power end of the LED lamp beads is electrically connected with the battery.
Further, the inner core of the barrel body of the sampling outer barrel is a hard shell, soft silica gel is coated outside the inner core, the double-layer structure of the outer wall of the head is a soft transparent shell, and the soft transparent shell is made of polyurethane.
The gynecological tumor sample tissue sampling device is provided with the camera shooting and collecting device for auxiliary imaging, the sampling process is visual and high, and operation and capture can be performed clearly. Simultaneously, can be convenient for press from both sides tumour tissue and get fixedly to the cutting action through the tool bit carries out the tissue excision, has solved traditional sampling device and can not accurate effectual external technical problem takes out the tissue of excision after cuting or cutting, has not only improved operating efficiency, is favorable to accurate sample operation moreover.
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 drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a gynecological tumor sampling device of the present invention;
fig. 2 is a partial structure diagram of a sampling head of the gynecological tumor sampling device of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood 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.
According to fig. 1-2, a gynecological tumor sampling device of the present invention is described, which includes an outer sampling cylinder 1 and an inner sampling cylinder 6, which are sleeved with each other, and further includes a display screen 5, wherein the cylinder wall of the head 1-1 of the outer sampling cylinder 1 has a double-layer structure, a camera collection device 3 is disposed in a cavity between the double layers, an output end of the camera collection device 3 is connected to a receiving end of the display screen 5, and the camera collection device 3 in this embodiment is preferably a pinhole camera. The tail part of the sampling outer cylinder 1 is fixedly provided with an outer connecting rod 1-2, and the outer connecting rod 1-2 is connected with an outer operating handle 1-3; the wall of the sampling inner cylinder 6 is of a double-layer structure, a piston 7 is arranged in the double-layer wall, an inner connecting rod 7-1 is fixedly arranged at the end part of the piston 7, the inner connecting rod 7-1 is connected with an inner operating handle 7-2, and a plurality of liquid outlets 6-1 are formed in the wall of the sampling end part of the sampling inner cylinder 6. The outer wall of the sampling inner cylinder 6 is fixedly provided with a cutting cutter bar 8, the end part of the cutting cutter bar 8 is obliquely and fixedly provided with a cutter head 8-1, and the cutter head 8-1 comprises a blade 8-2. The sampling device is characterized by further comprising a clamping pliers 9, wherein the clamping pliers 9 are sleeved in the sampling inner cylinder 6, the clamping pliers 9 comprise pliers arms, handles 9-1 are arranged at the tail ends of the pliers arms, clamping heads 9-2 are arranged at the front ends of the pliers arms, and a plurality of clamping teeth 9-3 are arranged on the clamping heads 9-2. Specifically, the inclined angle between the cutting knife bar 8 and the knife head 8-1 is 120 °, and the inclined direction of the knife head 8-1 points to the clamping head 9-2 of the clamping pliers 9.
Preferably, the LED lamp also comprises an LED lamp bead 2 and a battery 4; the LED lamp beads 2 and the battery 4 are arranged in a cavity in the outer wall of the head 1-1 of the sampling outer barrel, and the power end of the LED lamp beads 2 is electrically connected with the battery 4. The LED lamp beads 2 are arranged so that the camera shooting and collecting device 3 can collect images.
The working principle of the invention is as follows: in the operation of sampling the gynecological cervical tumor tissue, the inner operating handle 7-2 is pulled through the liquid outlet 6-1 on the sampling end part of the sampling inner cylinder 6 to drive the piston 7 to move, and anesthetic is sucked in the cylinder wall of the sampling inner cylinder 6. Then the sampling inner cylinder 6 is sleeved into the sampling outer cylinder 1, a cutter head 8-1 fixed on the outer wall of the sampling inner cylinder 6 is simultaneously positioned inside the sampling outer cylinder 1, medical staff holds an outer operating handle 1-3 to push the sampling outer cylinder 1 to be inserted into the vagina of a patient and enter the uterus, the proper position of the sampling end part of the sampling outer cylinder 1 in the uterus is confirmed through an image displayed on a display screen 5, an inner operating handle 7-2 is pushed, the sampling end part of the sampling inner cylinder 6 extends out of the sampling end part of the sampling outer cylinder 1, the inner operating handle 7-2 is pushed, a piston 7 is driven to move, anesthetic reaches tumor tissues through a liquid outlet 6-1 to carry out local anesthesia, a clamping clamp 9 extends into the sampling inner cylinder 6 to reach the tumor tissues, and part of the tumor tissues is clamped through the clamping head 9-2, the internal operation handle 7-2 is rotated to enable the blade 8-2 on the tool bit 8-1 to cut the tumor tissue, the tool bit 8-1 is rotated to cut the tumor tissue by rotating the internal operation handle 7-2, and finally the cut tumor tissue is taken out by drawing out the clamping forceps 9. The clamping teeth 9-3 are arranged on the clamping head 9-2 to facilitate clamping and fixing the tissues.
Because the sampling outer cylinder 1 is in the process of entering the uterus of a patient, the sampling inner cylinder 6 and the cutter head 8-1 at the end part of the sampling inner cylinder are both positioned in the sampling outer cylinder 1, the body of the patient cannot be damaged, and after the sampling outer cylinder 1 enters the uterus of the patient, the sampling end of the sampling inner cylinder 6 is slowly pushed out of the sampling outer cylinder 1 to carry out cutting and clamping operation.
In addition, the inner core of the barrel body of the sampling outer barrel 1 is a hard shell, so that the inner core can conveniently extend into the uterus of a patient, soft silica gel is coated outside the inner core, the body of the patient cannot be damaged, the double-layer structure of the outer wall of the head part 1-1 is a soft transparent shell, so that the LED lamp beads 2 can conveniently illuminate, the camera shooting and collecting device 3 can conveniently collect images, and the soft transparent shell is made of polyurethane.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (3)
1. A gynecological tumor sampling device is characterized in that: the device comprises a sampling outer cylinder and a sampling inner cylinder which are mutually sleeved, and further comprises a display screen, wherein the cylinder wall of the head part of the sampling outer cylinder is of a double-layer structure, a camera shooting and collecting device is arranged in a cavity between the double layers, and the output end of the camera shooting and collecting device is connected with the receiving end of the display screen; the tail part of the sampling outer barrel is fixedly provided with an outer connecting rod, and the outer connecting rod is connected with an outer operating handle; the wall of the sampling inner cylinder is of a double-layer structure, a piston is arranged in the double-layer wall, an inner connecting rod is fixedly arranged at the end part of the piston, the inner connecting rod is connected with an inner operating handle, and a plurality of liquid outlets are formed in the wall of the sampling end part of the sampling inner cylinder; a cutting knife bar is fixedly arranged on the outer wall of the sampling inner cylinder, a knife head is fixedly arranged at the end part of the cutting knife bar in an inclined manner, and the knife head comprises a blade; the sampling device is characterized by further comprising a clamping pliers, wherein the clamping pliers are sleeved in the sampling inner cylinder and comprise a pliers arm, the tail end of the pliers arm is provided with a handle, the front end of the pliers arm is provided with a clamping head, and the clamping head is provided with a plurality of clamping teeth;
the inclined included angle between the cutting knife bar and the knife head is 120 degrees, and the inclined direction of the knife head points to the clamping head of the clamping pincers.
2. A gynecological tumor sampling device according to claim 1, wherein: the LED lamp also comprises an LED lamp bead and a battery; the LED lamp beads and the battery are arranged in the cavity on the outer wall of the head of the sampling outer barrel, and the power end of the LED lamp beads is electrically connected with the battery.
3. A gynecological tumor sampling device, as claimed in claim 1, wherein: the inner core of the barrel body of the sampling outer barrel is a hard shell, soft silica gel is coated outside the inner core, the double-layer structure of the outer wall of the head is a soft transparent shell, and the soft transparent shell is made of polyurethane.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911167229.3A CN110811701B (en) | 2019-11-25 | 2019-11-25 | Gynecological tumor sampling device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911167229.3A CN110811701B (en) | 2019-11-25 | 2019-11-25 | Gynecological tumor sampling device |
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| CN110811701A CN110811701A (en) | 2020-02-21 |
| CN110811701B true CN110811701B (en) | 2022-05-27 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112168125A (en) * | 2020-10-31 | 2021-01-05 | 石门县妇幼保健计划生育服务中心 | Multifunctional uterine cavity detector for women's labor |
| CN115302531B (en) * | 2022-09-07 | 2023-05-12 | 陕西省肿瘤医院 | Nursing auxiliary mechanical arm with multiple degrees of freedom and capable of assisting in turning over |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102578996A (en) * | 2012-03-12 | 2012-07-18 | 台州瀚创医疗器械科技有限公司 | Hose laryngoscope |
| CN203953709U (en) * | 2014-06-29 | 2014-11-26 | 吴晓怡 | Gynecological's uterus biopsy sampler |
| CN206473345U (en) * | 2016-11-09 | 2017-09-08 | 包头市第四医院 | Pediatric surgery's rectum biopsy forceps |
| CN207928341U (en) * | 2017-04-21 | 2018-10-02 | 文海 | A kind of GI Medicine endoscope detecting mirror |
| CN207979715U (en) * | 2018-01-02 | 2018-10-19 | 贵州省肿瘤医院 | A kind of gynecological tumor sampler |
| CN108937859A (en) * | 2018-06-06 | 2018-12-07 | 河南科技大学第附属医院 | One kind is for fibroid detector under laparoscope |
| CN208582444U (en) * | 2018-01-26 | 2019-03-08 | 赵秀美 | A kind of gynecological tumor sampler |
| CN110141309A (en) * | 2019-06-21 | 2019-08-20 | 中国人民解放军陆军特色医学中心 | Vascular surgery device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3686117B2 (en) * | 1995-04-06 | 2005-08-24 | オリンパス株式会社 | Ultrasonic incision coagulator |
| US20050228403A1 (en) * | 2004-03-31 | 2005-10-13 | Manoa Medical, Inc., A Delaware Corporation | Tissue cutting devices and methods |
| CN100506175C (en) * | 2005-11-01 | 2009-07-01 | 钱升广 | Osmidrosis cutting and sucking knife |
| CN201139587Y (en) * | 2008-01-11 | 2008-10-29 | 王卫国 | Ring tection inhalation type soft tissue biopsy sampling needle |
| US20140358029A1 (en) * | 2013-05-28 | 2014-12-04 | Transmed7, Llc | Soft tissue coring devices and methods |
| CN204890119U (en) * | 2015-09-08 | 2015-12-23 | 刘云鹤 | Tumor tissue cutting device |
| CN109998642A (en) * | 2019-05-07 | 2019-07-12 | 常熟市谷雷特机械产品设计有限公司 | A kind of medical field tissue cutting scissors |
-
2019
- 2019-11-25 CN CN201911167229.3A patent/CN110811701B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102578996A (en) * | 2012-03-12 | 2012-07-18 | 台州瀚创医疗器械科技有限公司 | Hose laryngoscope |
| CN203953709U (en) * | 2014-06-29 | 2014-11-26 | 吴晓怡 | Gynecological's uterus biopsy sampler |
| CN206473345U (en) * | 2016-11-09 | 2017-09-08 | 包头市第四医院 | Pediatric surgery's rectum biopsy forceps |
| CN207928341U (en) * | 2017-04-21 | 2018-10-02 | 文海 | A kind of GI Medicine endoscope detecting mirror |
| CN207979715U (en) * | 2018-01-02 | 2018-10-19 | 贵州省肿瘤医院 | A kind of gynecological tumor sampler |
| CN208582444U (en) * | 2018-01-26 | 2019-03-08 | 赵秀美 | A kind of gynecological tumor sampler |
| CN108937859A (en) * | 2018-06-06 | 2018-12-07 | 河南科技大学第附属医院 | One kind is for fibroid detector under laparoscope |
| CN110141309A (en) * | 2019-06-21 | 2019-08-20 | 中国人民解放军陆军特色医学中心 | Vascular surgery device |
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