CN108814711A - A kind of novel mucous membrane incision knife - Google Patents

A kind of novel mucous membrane incision knife Download PDF

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Publication number
CN108814711A
CN108814711A CN201810924871.0A CN201810924871A CN108814711A CN 108814711 A CN108814711 A CN 108814711A CN 201810924871 A CN201810924871 A CN 201810924871A CN 108814711 A CN108814711 A CN 108814711A
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CN
China
Prior art keywords
chopping
shrinkable
mucous membrane
bush
heat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810924871.0A
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Chinese (zh)
Inventor
李卫华
赵哲光
李晓东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang Chuangxiang Medical Technology Co Ltd
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Zhejiang Chuangxiang Medical Technology Co Ltd
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Publication date
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Priority to CN201810924871.0A priority Critical patent/CN108814711A/en
Publication of CN108814711A publication Critical patent/CN108814711A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A61B18/12Surgical 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
    • A61B18/14Probes or electrodes therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00315Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
    • A61B2018/00482Digestive system
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B2018/00982Surgical 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

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  • Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Otolaryngology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Surgical Instruments (AREA)

Abstract

The present invention provides a kind of novel mucous membrane incision knife for integrating mucous membrane incision knife and injection needle function.A kind of novel mucous membrane incision knife, including handle portion and sheath pipe portion, the sheath pipe portion includes outer sheath, chopping, seal wire, injection needle, the first heat-shrinkable T bush and injection connector, chopping is fixedly connected with seal wire, seal wire connects handle portion, outer sheath connects handle portion and injection connector by the first heat-shrinkable T bush, and handle portion and injection connector are located at the same end of the first heat-shrinkable T bush;At least two lumens are equipped with inside the outer sheath, lumen includes the chopping chamber for accommodating chopping and seal wire and the injecting cavity for accommodating injection needle, and end cap is connected to chopping chamber by the first heat-shrinkable T bush, and injection connector is connected to injecting cavity by the first heat-shrinkable T bush.The removing and water filling that the present invention realizes mucous membrane removing operation consent under scope and organizes in performing the operation, can constantly fill the moisture of loss, it's the case where cutting and perforating pasts tissue caused by avoiding because of water loss in the course of surgery.

Description

A kind of novel mucous membrane incision knife
Technical field
The present invention relates to a kind of incision surgical knife, in particular to a kind of novel mucous membrane incision knife belongs to medical machinery technology Field.
Background technique
Mucous membrane decollement is that new treatment means and potential applicability in clinical practice occurring in recent years are good under scope More early stage digestive system cancers disposable on scope can be cut off completely, the pain and device of abdominal are eliminated for technology The excision of official, the important surgical instrument of mucous membrane decollement is mucous membrane incision knife under scope.It is commonly used in early cancer removing in the market Incision knife have needle knife, IT knife (band ceramic head), billhook, triangular knife, Flush knife (flushing hole is equipped in cutter head), woodpecker knife Deng.
As Alimentary tract disease treatment in important means, doctor during mucous membrane decollement under carrying out scope, in order to It prevents from causing to perforate in surgical procedure, it is often necessary to which the injection for first carrying out physiological saline under mucous membrane the position of the high lesion of platform, uses Mucous membrane incision knife is needed replacing after injection needle injection, the physiological saline injected in the course of surgery can be flowed with operating time It loses, needs again this process of injecting normal saline that can waste a large amount of time, since physiological saline loss cannot obtain in operation To be replenished in time increase operation middle punch risk.
The patent of invention that number of patent application is CN201410281645.7 discloses a kind of combination electric knife, and cutter head portion includes extremely The case where few cutter head that two or more can relatively move or rotate each other, doctor can be according to lesions position tissue Analysis and judgement use the different conditions of suitable electric knife to choose suitable electric knife type to the tissue of lesions position, grasp operation Make safely and fast.
The patent of invention that number of patent application is 201510937882.9 discloses a kind of by IT knife and needle knife and water spray group The utility knife of conjunction has the function of IT knife and needle knife function, also has spraying function, and the liquid of ejection can rinse blutpunkte, Improve the scope visual field, the charred tissue adhered on electrode can also be rinsed.
So doctor is in the course of surgery, surgical instrument can be frequently replaced, to meet the different needs of each operation.But It is frequent surgical instrument replacement, it is not only loaded down with trivial details but also time-consuming, it is unfavorable for patient's operation, it is this to need that there is multi-functional combination to cut Operate on the time for saving replacement instrument.Foregoing invention patent may be implemented doctor and be changed without electric knife and facilitate and select different electric knife knives Head, or realize that spraying function improves the internal diameter visual field, still, in the injection operation of physiological saline under needing mucous membrane, existing skill Art field can save after injection needle injection the time for replacing mucous membrane incision knife again there are no product.
Summary of the invention
The purpose of the present invention is to provide a kind of novel mucous membrane incision knife for integrating mucous membrane incision knife and injection needle function, Procedure efficiency of perforating and improve can be effectively avoided in mucous membrane removing operation under scope, solve to propose in background above technology asks Topic.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of novel mucous membrane incision knife, including handle portion and sheath pipe portion, the handle portion include handle, slide handle and end Cap, slide handle are equipped with fixture block, and slide handle is slidably connected by fixture block and handle, and handle passes through end cap connecting utricle pipe portion, The sheath pipe portion includes that outer sheath, chopping, seal wire, injection needle, the first heat-shrinkable T bush and injection connector, chopping are fixed with seal wire Connection, seal wire connect handle portion, and outer sheath connects handle portion and injection connector by the first heat-shrinkable T bush, and handle portion and injection connect Head is located at the same end of the first heat-shrinkable T bush;At least two lumens are equipped with inside the outer sheath, lumen includes for holding It receives the chopping chamber of chopping and seal wire and injecting cavity for accommodating injection needle, end cap is connected to chopping by the first heat-shrinkable T bush Chamber, injection connector are connected to injecting cavity by the first heat-shrinkable T bush;The chopping chamber is in one end inner wall of end far from handle portion Equipped with the first position-limiting tube for limiting chopping extension elongation, the injecting cavity is set in one end inner wall of end far from handle portion There is the second position-limiting tube for limiting injection needle extension elongation.
Preferably, being equipped with wirerope between the chopping and seal wire, wirerope both ends are respectively equipped with the first connecting tube With the second connecting tube, chopping is fixedly connected by the first connecting tube with wirerope, and seal wire is solid by the second connecting tube and wirerope Fixed connection, the outer diameter of the first connecting tube are greater than the internal diameter of the first position-limiting tube.
Preferably, the injection needle outer wall is equipped with fixing pipe, fixing pipe is fixedly connected with injection needle, outside fixing pipe Diameter is greater than the internal diameter of the second position-limiting tube.
Preferably, first position-limiting tube and the second limit pipe outer wall are equipped with several hangnails, the first position-limiting tube is logical It crosses hangnail and chopping chamber is fitted close, the second position-limiting tube is fitted close by hangnail and injecting cavity.
Preferably, the injection connector includes that anchor tip and mobile Rule for connecting external infusion device connect Injection needle is inserted into the first heat-shrinkable T bush and is connected in head, anchor tip one end, and the anchor tip other end connects mobile female Luer, Injection needle is equipped with sealing ring in the one end connecting with anchor tip.
Preferably, being equipped with the second heat-shrinkable T bush, the second heat-shrinkable T bush two between the end cap and the first heat-shrinkable T bush End is respectively fixedly connected with the first heat-shrinkable T bush and end cap.
Preferably, being equipped with power spring and the electrode for connecting external high frequency electric knife equipment in the end cap, lead Silk passes through power spring connection electrode.
Preferably, being equipped with conduit in the handle, seal wire protrudes into conduit and is fixedly connected with fixture block.
Preferably, the outer sheath is equipped in one end end outer wall far from handle portion for differentiating moving distance Mark line.
Preferably, the intracavitary diameter of the chopping is less than injecting cavity internal diameter.
The beneficial effects of the invention are as follows:
A kind of novel mucous membrane incision knife of the invention, realize the removing organized in the removing operation consent of mucous membrane under scope and operation and Water filling, can constantly fill the moisture of loss, tissue crosses the feelings cut and perforated caused by avoiding because of water loss in the course of surgery Condition, the present invention incorporate the function of mucous membrane incision knife and injection needle, reduce the time of surgical instrument replacement, save surgical Energy makes to perform the operation more efficient safer.
Detailed description of the invention
Fig. 1 is schematic view of the front view of the invention;
Fig. 2 is chopping working state schematic representation of the invention;
Fig. 3 is injection needle working state schematic representation of the invention;
Fig. 4 is off working state schematic diagram of the invention;
Fig. 5 is epitheca pipe end configuration schematic diagram of the invention;
Fig. 6 is working state schematic representation of the invention;
Fig. 7 is outer sheath schematic cross-section of the present invention.
In figure:101, handle, 102, slide handle, 103, end cap, 104, fixture block, 105, power spring, 106, electrode, 107, conduit, 201, outer sheath, 202, chopping, 203, seal wire, 204, injection needle, the 205, first heat-shrinkable T bush, 206, injection connect Head, 207, chopping chamber, 208, injecting cavity, the 209, first position-limiting tube, the 210, second position-limiting tube, 211, hangnail, 212, wirerope, 213, the first connecting tube, the 214, second connecting tube, 215, fixing pipe, 216, anchor tip, 217, mobile female Luer, 218, close Seal, the 219, second heat-shrinkable T bush, 220, mark line.
Specific embodiment
Below by specific embodiment, and in conjunction with attached drawing, technical scheme of the present invention will be further explained in detail.It answers Work as understanding, implementation of the invention is not limited by the following examples, the accommodation in any form done to the present invention and/or Change falls within the scope of the present invention.
Embodiment:
A kind of novel mucous membrane incision knife as shown in Figure 1 and Figure 5, including handle portion and sheath pipe portion.
Handle portion includes handle 101, slide handle 102 and end cap 103, and slide handle is equipped with fixture block 104, slide handle It is slidably connected by fixture block and handle, handle passes through end cap connecting utricle pipe portion.
Sheath pipe portion includes that outer sheath 201, chopping 202, seal wire 203, injection needle 204, the first heat-shrinkable T bush 205 and injection connect First 206.Chopping is fixedly connected with seal wire, and seal wire connects handle portion.Outer sheath connects handle portion and note by the first heat-shrinkable T bush Connector is penetrated, handle portion and injection connector are located at the same end of the first heat-shrinkable T bush.
As shown in fig. 7, setting inside outer sheath, there are two lumens, and lumen includes the chopping chamber for accommodating chopping and seal wire 207 and the injecting cavity 208 for accommodating injection needle, the intracavitary diameter of chopping is less than injecting cavity internal diameter.End cap passes through the first thermal shrinkable sleeve Pipe is connected to chopping chamber, and injection connector is connected to injecting cavity by the first heat-shrinkable T bush.
Chopping chamber is equipped with the first position-limiting tube for limiting chopping extension elongation in one end inner wall of end far from handle portion 209, injecting cavity is equipped with the second position-limiting tube for limiting injection needle extension elongation in one end inner wall of end far from handle portion 210.First position-limiting tube and the second limit pipe outer wall are equipped with several hangnails 211, and the first position-limiting tube is tight by hangnail and chopping chamber Close fit, the second position-limiting tube are fitted close by hangnail and injecting cavity.
Wirerope 212 is equipped between chopping and seal wire, wirerope is used to increase the utility model mucous membrane incision knife during surgery Flexible.Wirerope both ends are respectively equipped with the first connecting tube 213 and the second connecting tube 214, chopping by the first connecting tube with Wirerope is fixedly connected, and seal wire is fixedly connected by the second connecting tube with wirerope.The outer diameter of first connecting tube is greater than the first limit The internal diameter of position pipe controls what chopping was stretched out when chopping is moved forwards by the cooperation of the first connecting tube and the first position-limiting tube Length.First connecting tube is fixedly connected with chopping and wirerope by laser welding.
Injection needle outer wall is equipped with fixing pipe 215, and fixing pipe is fixedly connected with injection needle.The outer diameter of fixing pipe is greater than the second limit The internal diameter of position pipe controls what injection needle stretched out when injection needle moves forwards by the cooperation of fixing pipe and the second position-limiting tube Length.Fixing pipe is fixedly connected with injection needle by laser welding.
Injecting connector includes anchor tip 216 and the mobile female Luer 217 for connecting external infusion device, anchor tip Injection needle is inserted into the first heat-shrinkable T bush and is connected in one end, and the anchor tip other end connects mobile female Luer, and mobile Rule connects Head can drive injection needle to be moved forward and backward in outer sheath.Injection needle is equipped with sealing ring 218 in the one end connecting with anchor tip, Sealing ring is used to prevent body fluid regurgitation when injection needle is moved forward and backward.
The second heat-shrinkable T bush 219 is equipped between end cap and the first heat-shrinkable T bush, the second heat-shrinkable T bush both ends are fixed respectively to be connected Connect the first heat-shrinkable T bush and end cap.
Power spring 105 and the electrode 106 for connecting external high frequency electric knife equipment are equipped in end cap, seal wire passes through conduction Spring connection electrode, electrode connection external high frequency electric knife equipment make seal wire be powered.
Be equipped with conduit 107 in handle, seal wire protrudes into conduit and is fixedly connected with fixture block, seal wire pass through end cap and conduit and with sliding The fixture block of handle is fixedly connected, and the opposite sliding of slide handle and handle can drive chopping to be moved forward and backward in outer sheath.
For the ease of observing the extension elongation of chopping and injection needle, outer sheath is set in one end end outer wall far from handle portion There is the mark line 220 for differentiating moving distance.
Steps are as follows for a kind of use of novel mucous membrane incision knife of the invention:
1, as shown in Fig. 4, by slide handle, arrow direction is pulled back as illustrated with mobile female Luer, by injection needle and is cut Silk receives in outer sheath simultaneously.
2, novel mucous membrane incision knife is inserted into human body by speculum forceps deferent.
3, as shown in Fig. 2, chopping is stretched out outer sheath to being pushed forward by arrow direction as illustrated by slide handle.
4, it as shown in A figure in Fig. 6 and B figure, on the normal mucosa at diseased tissues edge, carries out calcination and marks lesion size model It encloses.
5, as shown in figure 3, arrow direction pulls back as illustrated by slide handle, chopping is withdrawn, then mobile Rule is connect Arrow direction stretches out injection needle to being pushed forward to head as illustrated.
6, as shown in C figure in Fig. 6, injection needle is pierced into from lesion edge, makes pathological tissues in mucosal under layer injection liquid Protuberance.
7, as shown in Fig. 2, by slide handle, for arrow direction to being pushed forward, epitheca is stretched out in chopping as illustrated, by mobile Rule Arrow direction pulls back connector as illustrated, withdraws injection needle.
8, as shown in D figure in Fig. 6, pathological tissues are removed along mark point.
9, if necessary to the operation to the repeatable step 5 of mucosal under layer injection liquid, 6,7,8 in stripping process, until Pathological tissues do not cut off state completely.
10, pathological tissues are taken out with snare or the string bag, to make pathological analysis.
Above-mentioned embodiment is only a preferred solution of the present invention, not the present invention is made in any form Limitation, there are also other variations and modifications on the premise of not exceeding the technical scheme recorded in the claims.

Claims (10)

1. a kind of novel mucous membrane incision knife, including handle portion and sheath pipe portion, the handle portion include handle, slide handle and end Cap, slide handle are equipped with fixture block, and slide handle is slidably connected by fixture block and handle, and handle passes through end cap connecting utricle pipe portion, It is characterized in that:The sheath pipe portion includes outer sheath, chopping, seal wire, injection needle, the first heat-shrinkable T bush and injection connector, is cut Silk is fixedly connected with seal wire, and seal wire connects handle portion, and outer sheath connects handle portion and injection connector, hand by the first heat-shrinkable T bush Shank and injection connector are located at the same end of the first heat-shrinkable T bush;At least two lumens, pipe are equipped with inside the outer sheath Chamber includes the chopping chamber for accommodating chopping and seal wire and the injecting cavity for accommodating injection needle, and end cap passes through the first thermal shrinkable sleeve Pipe is connected to chopping chamber, and injection connector is connected to injecting cavity by the first heat-shrinkable T bush;The chopping chamber is in one far from handle portion Inner wall of end is held to be equipped with the first position-limiting tube for limiting chopping extension elongation, the injecting cavity is in one end far from handle portion Inner wall of end is equipped with the second position-limiting tube for limiting injection needle extension elongation.
2. a kind of novel mucous membrane incision knife according to claim 1, it is characterised in that:It is set between the chopping and seal wire There is wirerope, wirerope both ends are respectively equipped with the first connecting tube and the second connecting tube, and chopping passes through the first connecting tube and wirerope It is fixedly connected, seal wire is fixedly connected by the second connecting tube with wirerope, and the outer diameter of the first connecting tube is greater than the first position-limiting tube Internal diameter.
3. a kind of novel mucous membrane incision knife according to claim 1, it is characterised in that:The injection needle outer wall is equipped with solid Fixed pipe, fixing pipe are fixedly connected with injection needle, and the outer diameter of fixing pipe is greater than the internal diameter of the second position-limiting tube.
4. a kind of novel mucous membrane incision knife according to claim 1, it is characterised in that:First position-limiting tube and second Limit pipe outer wall is equipped with several hangnails, and the first position-limiting tube is fitted close by hangnail and chopping chamber, and the second position-limiting tube is by falling Thorn is fitted close with injecting cavity.
5. a kind of novel mucous membrane incision knife according to claim 1, it is characterised in that:The injection connector includes fixing Connector and mobile female Luer for connecting external infusion device, anchor tip one end are inserted into the first heat-shrinkable T bush and connect note Needle is penetrated, the anchor tip other end connects mobile female Luer, and injection needle is equipped with sealing ring in the one end connecting with anchor tip.
6. a kind of novel mucous membrane incision knife according to claim 1, it is characterised in that:The end cap and the first thermal shrinkable sleeve The second heat-shrinkable T bush is equipped between pipe, the second heat-shrinkable T bush both ends are respectively fixedly connected with the first heat-shrinkable T bush and end cap.
7. a kind of novel mucous membrane incision knife according to claim 1, it is characterised in that:Conductive bullet is equipped in the end cap Spring and electrode for connecting external high frequency electric knife equipment, seal wire pass through power spring connection electrode.
8. a kind of novel mucous membrane incision knife according to claim 1, it is characterised in that:Conduit is equipped in the handle, Seal wire protrudes into conduit and is fixedly connected with fixture block.
9. a kind of novel mucous membrane incision knife according to claim 1, it is characterised in that:The outer sheath is far from handle One end end outer wall in portion is equipped with the mark line for differentiating moving distance.
10. a kind of novel mucous membrane incision knife according to claim 1, it is characterised in that:The intracavitary diameter of the chopping is less than Injecting cavity internal diameter.
CN201810924871.0A 2018-08-14 2018-08-14 A kind of novel mucous membrane incision knife Pending CN108814711A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810924871.0A CN108814711A (en) 2018-08-14 2018-08-14 A kind of novel mucous membrane incision knife

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810924871.0A CN108814711A (en) 2018-08-14 2018-08-14 A kind of novel mucous membrane incision knife

Publications (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110123415A (en) * 2019-04-23 2019-08-16 齐从虎 A kind of endoscopic hemostasis removing integrated knife
CN112790856A (en) * 2021-01-18 2021-05-14 山东第一医科大学附属肿瘤医院(山东省肿瘤防治研究院、山东省肿瘤医院) Disposable mucosa incision knife with injection needle and use method
CN114404031A (en) * 2022-02-15 2022-04-29 珠海市司迈科技有限公司 Electric cutter assembly and sealing structure thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205758707U (en) * 2016-05-04 2016-12-07 南京微创医学科技股份有限公司 A kind of incision knife of outer pipe racks developing agent
KR101764386B1 (en) * 2017-03-29 2017-08-03 유펙스메드 주식회사 High frequency knife for endoscopic submucosal dissection
KR20170138235A (en) * 2016-06-07 2017-12-15 재단법인 아산사회복지재단 Apparatus for endoscopic submucosal dissection
CN206836959U (en) * 2017-01-09 2018-01-05 杭州市第一人民医院 The Multifunction operating appliances of decollement under a kind of endoscopic mucosal
WO2018040061A1 (en) * 2016-09-02 2018-03-08 杭州安杰思医学科技有限公司 Tissue incision device for endoscope
CN209074869U (en) * 2018-08-14 2019-07-09 浙江创想医学科技有限公司 A kind of novel mucous membrane incision knife

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205758707U (en) * 2016-05-04 2016-12-07 南京微创医学科技股份有限公司 A kind of incision knife of outer pipe racks developing agent
KR20170138235A (en) * 2016-06-07 2017-12-15 재단법인 아산사회복지재단 Apparatus for endoscopic submucosal dissection
WO2018040061A1 (en) * 2016-09-02 2018-03-08 杭州安杰思医学科技有限公司 Tissue incision device for endoscope
CN206836959U (en) * 2017-01-09 2018-01-05 杭州市第一人民医院 The Multifunction operating appliances of decollement under a kind of endoscopic mucosal
KR101764386B1 (en) * 2017-03-29 2017-08-03 유펙스메드 주식회사 High frequency knife for endoscopic submucosal dissection
CN209074869U (en) * 2018-08-14 2019-07-09 浙江创想医学科技有限公司 A kind of novel mucous membrane incision knife

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110123415A (en) * 2019-04-23 2019-08-16 齐从虎 A kind of endoscopic hemostasis removing integrated knife
CN112790856A (en) * 2021-01-18 2021-05-14 山东第一医科大学附属肿瘤医院(山东省肿瘤防治研究院、山东省肿瘤医院) Disposable mucosa incision knife with injection needle and use method
CN112790856B (en) * 2021-01-18 2022-04-05 山东第一医科大学附属肿瘤医院(山东省肿瘤防治研究院、山东省肿瘤医院) Disposable mucosa incision knife with injection needle and use method
CN114404031A (en) * 2022-02-15 2022-04-29 珠海市司迈科技有限公司 Electric cutter assembly and sealing structure thereof
CN114404031B (en) * 2022-02-15 2024-05-03 珠海市司迈科技有限公司 Electric cutting mirror assembly and sealing structure thereof

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