CN112155636A - Full-degradable metal-based vascular tissue closing clamp for endoscope - Google Patents
Full-degradable metal-based vascular tissue closing clamp for endoscope Download PDFInfo
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- CN112155636A CN112155636A CN202011089419.0A CN202011089419A CN112155636A CN 112155636 A CN112155636 A CN 112155636A CN 202011089419 A CN202011089419 A CN 202011089419A CN 112155636 A CN112155636 A CN 112155636A
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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
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/122—Clamps or clips, e.g. for the umbilical cord
- A61B17/1227—Spring clips
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/02—Inorganic materials
- A61L31/022—Metals or alloys
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Inorganic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Reproductive Health (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a fully-degradable metal-based vascular tissue closing clamp for an endoscope, which comprises an upper chuck, wherein positioning teeth are arranged outside the upper chuck, the bottom end of the upper chuck is connected with a lower chuck, opposite tooth grooves are formed in the lower chuck, and a fixing mechanism is arranged on the outer side of the lower chuck. In the invention, under the action of a retention mechanism, the existing full-degradable metal-based vascular tissue closure clip for the endoscope is fixed by metal deformation, but the phenomenon of poor clamping effect is easily caused under the condition of thick polyp, when the closure clip is used for clamping, the alignment block is connected with the alignment groove in the fixed block, when the alignment block moves to a certain position, the movable block in the alignment block is reset through the reset spring, the movable block is clamped with the groove in the fixed block, and thus the top end of the closure clip is effectively positioned, and the phenomenon that the closure clip is loosened is prevented.
Description
Technical Field
The invention belongs to the field of endoscopic surgery, and particularly relates to a fully-degradable metal-based vascular tissue closing clamp for an endoscope.
Background
The endoscopic surgery is a newly developed minimally invasive method, is a necessary trend of future surgical method development, and with the rapid advance of industrial manufacturing technology, the fusion of related subjects lays a firm foundation for developing new technology and new method, and the more and more skillful operation of doctors is added, so that many past open surgeries are replaced by the intracavitary surgeries, and the surgery selection opportunities are greatly increased.
When the existing endoscopic surgery is performed on the vascular tissue, an auxiliary tool is needed for operation, so that a fully-degradable metal-based vascular tissue closing clamp is needed for assistance, the vascular tissue can be closed when the fully-degradable metal-based vascular tissue closing clamp is used, but the phenomenon of insecurity in closing can be generated, the size of the fully-degradable metal-based vascular tissue closing clamp cannot be adjusted when the fully-degradable metal-based vascular tissue closing clamp is used, and therefore the fully-degradable metal-based vascular tissue closing clamp for the endoscope is designed.
Disclosure of Invention
In order to solve the problem that when the existing endoscopic surgery is carried out on the vascular tissue, an auxiliary tool is required for operation, so that a fully-degradable metal-based vascular tissue closing clamp is required for assistance, the vascular tissue can be closed when the endoscopic surgery is used, but the phenomenon of insecure closing can be generated when the endoscopic surgery is closed, and the size of the vascular tissue cannot be adjusted when the endoscopic surgery is used. The invention provides a fully-degradable metal-based vascular tissue closing clamp for an endoscope, which has the characteristics of firm closing, quick positioning and adjustable size.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a closed clamp of full degradation metal base vascular tissue for chamber mirror, includes the chuck, the externally mounted of going up the chuck has the location tooth, and the bottom of going up the chuck is connected with down the chuck, the inside of chuck has been seted up to the tooth's socket down, and the outside of chuck installs maintenance mechanism down, the internally connected with of going up the chuck extends the mechanism, the inside counterpoint piece that is including of maintenance mechanism, and the inside of counterpoint piece has seted up the spout, the internally connected with slider of spout, and the externally mounted of slider has the movable block, be connected with reset spring between slider and the spout, the bottom of counterpoint piece is provided with the fixed block, and the inside of fixed block has seted up the counterpoint groove, the outside in counterpoint groove is seted up flutedly.
Preferably, the movable block forms a sliding structure with the alignment block through the sliding block, the sliding groove, and the movable block is symmetrical about the central axis of the alignment block.
Preferably, the sliding block forms an elastic structure with the sliding groove through the return spring, and the transverse axis of the sliding block coincides with the transverse axis of the sliding groove.
Preferably, the alignment block and the fixed block form a movable structure through the alignment groove, and the alignment block and the fixed block form a fixed structure through the movable block.
Preferably, extend the inside pole that connects including of mechanism, and the outside threaded connection who connects the pole has set nut, connect the bottom of pole and install the connecting block, and the connecting block outside is connected with the guide block, the outside of guide block is provided with the guide way, and the outside of guide way has seted up built-in groove.
Preferably, the connecting block forms a movable structure with the upper chuck through the guide block, the guide groove, and the guide block is symmetrical about a central axis of the connecting block.
Preferably, the connecting rod and the upper chuck form a fixing structure through a positioning nut, and the central axis of the connecting rod coincides with the central axis of the upper chuck.
Preferably, the cross-sectional area of the connecting rod is smaller than that of the upper chuck, and the central axis of the connecting rod coincides with that of the connecting block.
Compared with the prior art, the invention has the beneficial effects that:
1. in the invention, the whole fully-degradable metal-based vascular tissue closing clamp for the endoscope is made of a titanium alloy material, the titanium alloy works in humid atmosphere and seawater medium, and the corrosion resistance of the titanium alloy is far better than that of stainless steel; the resistance to pitting corrosion, acid corrosion and stress corrosion is particularly strong; has excellent corrosion resistance to alkali, chloride, chlorine organic matters, nitric acid, sulfuric acid and the like, so that the tissue can be effectively prevented from reacting with a human body when being closed, the damage to the human body can be avoided, and the health and safety of the human body can be ensured.
2. In the invention, under the action of a retention mechanism, the existing full-degradable metal-based vascular tissue closure clip for the endoscope is fixed by metal deformation, but the phenomenon of poor clamping effect is easily caused under the condition of thick polyp, when the closure clip is used for clamping, the alignment block is connected with the alignment groove in the fixed block, when the alignment block moves to a certain position, the movable block in the alignment block is reset through the reset spring, the movable block is clamped with the groove in the fixed block, and thus the top end of the closure clip is effectively positioned, and the phenomenon that the closure clip is loosened is prevented.
3. According to the invention, under the action of the extension mechanism, when the length of the closed clamp is found to be insufficient during use, the upper chuck can be pulled, the connecting rod connected to the inner part of the upper chuck is moved through the guide block, so that the front end of the upper chuck is effectively extended, the closed clamp can be effectively extended for a certain distance, after the movement is finished, the positioning nut can be screwed, the extended position is fixed, the extended use effect is ensured, and the lower chuck can be used in the same way.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the retaining mechanism of the present invention;
fig. 3 is a schematic structural diagram of an extension mechanism of the present invention.
In the figure: 1. an upper chuck; 2. positioning teeth; 3. a lower chuck; 4. aligning the tooth grooves; 5. a retention mechanism; 501. a positioning block; 502. a chute; 503. a slider; 504. a movable block; 505. a return spring; 506. a fixed block; 507. a positioning groove; 508. a groove; 6. an extension mechanism; 601. a connecting rod; 602. positioning a nut; 603. connecting blocks; 604. a guide block; 605. a guide groove; 606. a groove is arranged in the groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: a full-degradable metal-based vascular tissue closing clamp for an endoscope comprises an upper clamp 1, positioning teeth 2, a lower clamp 3, a tooth aligning groove 4, a retention mechanism 5, an aligning block 501, a sliding groove 502, a sliding block 503, a movable block 504, a reset spring 505, a fixing block 506, an aligning groove 507, a groove 508, an extension mechanism 6, a connecting rod 601, a positioning nut 602, a connecting block 603, a guide block 604, a guide groove 605 and an internal groove 606, wherein the positioning teeth 2 are installed outside the upper clamp 1, the lower clamp 3 is connected to the bottom end of the upper clamp 1, the tooth aligning groove 4 is formed inside the lower clamp 3, the retention mechanism 5 is installed outside the lower clamp 3, the extension mechanism 6 is connected inside the upper clamp 1, the aligning block 501 is included inside the retention mechanism 5, the sliding groove 502 is formed inside the aligning block 501, the sliding block 503 is connected inside the sliding groove 502, the movable block 504 is installed outside the sliding block 503, a return spring 505 is connected between the sliding block 503 and the sliding groove 502, a fixing block 506 is arranged at the bottom end of the aligning block 501, an aligning groove 507 is formed in the fixing block 506, and a groove 508 is formed in the outer side of the aligning groove 507.
By adopting the technical scheme, the whole fully-degradable metal-based vascular tissue closing clamp for the endoscope is made of the titanium alloy material, the titanium alloy works in humid atmosphere and seawater medium, and the corrosion resistance of the titanium alloy is far superior to that of stainless steel; the resistance to pitting corrosion, acid corrosion and stress corrosion is particularly strong; has excellent corrosion resistance to alkali, chloride, chlorine organic matters, nitric acid, sulfuric acid and the like, so that the tissue can be effectively prevented from reacting with a human body when being closed, the damage to the human body can be avoided, and the health and safety of the human body can be ensured.
Specifically, the movable block 504 forms a sliding structure with the alignment block 501 through the sliding block 503, the sliding groove 502, and the movable block 504 is symmetrical with respect to the central axis of the alignment block 501.
Through adopting above-mentioned technical scheme, spout 502 has been seted up to wherein counterpoint piece 501 inside for movable block 504 is through the effectual transposition that carries out of slider 503, and movable block 504 adopts half arc, makes movable block 504 can effectually shrink.
Specifically, the sliding block 503 forms an elastic structure with the sliding groove 502 through the return spring 505, and a transverse axis of the sliding block 503 coincides with a transverse axis of the sliding groove 502.
Through adopting above-mentioned technical scheme, wherein the inside movable block 504 of counterpoint piece 501 resets through reset spring 505, makes movable block 504 and the inside recess 508 of fixed block 506 carry out the block, makes the top of this closure clamp carry out effectual location like this to prevent the phenomenon that this closure clamp pine takes off.
Specifically, the alignment block 501 and the fixed block 506 form a movable structure through the alignment slot 507, and the alignment block 501 and the fixed block 506 form a fixed structure through the movable block 504 and the fixed block 506.
Through adopting above-mentioned technical scheme, wherein carry out the block through carrying out between two sets of movable blocks 504 and the recess 508 for the position after connecting prevents more firmly that the pine takes off.
Specifically, extend that mechanism 6 is inside including connecting pole 601, and connect the outside threaded connection of pole 601 to have set nut 602, connect the bottom of pole 601 to install connecting block 603, and the connecting block 603 outside is connected with guide block 604, and the outside of guide block 604 is provided with guide way 605, and the outside of guide way 605 has seted up built-in groove 606.
By adopting the technical scheme, when the closing clamp is found to be insufficient in length in use, the upper clamping head 1 can be pulled, so that the extension rod 601 connected inside the upper clamping head 1 moves through the guide block 604.
Specifically, the connecting block 603 forms a movable structure with the upper chuck 1 through the guide block 604 and the guide groove 605, and the guide block 604 is symmetrical with respect to the central axis of the connecting block 603.
By adopting the technical scheme, the guide groove 605 and the built-in groove 606 are formed in the upper chuck 1, so that the connecting rod 601 connected with the inner part of the upper chuck 1 can be effectively moved and adjusted.
Specifically, the connecting rod 601 and the upper chuck 1 form a fixing structure through the positioning nut 602, and the central axis of the connecting rod 601 coincides with the central axis of the upper chuck 1.
Through adopting above-mentioned technical scheme, wherein when removing the back that finishes, then can screw up set nut 602, make the rigidity after the extension like this, guarantee the result of use of extension.
Specifically, the cross-sectional area of the connecting rod 601 is smaller than that of the upper chuck 1, and the central axis of the connecting rod 601 coincides with that of the connecting block 603.
By adopting the technical scheme, the lower chuck 3 can be prolonged in the same way as the two upper chucks 1, so that the alignment is carried out after the extension, and the effective vascular tissue closing of the closing clamp is ensured.
The working principle and the using process of the invention are as follows: the fully-degradable metal-based vascular tissue closure clip for the endoscope is integrally made of a titanium alloy material, the titanium alloy works in humid atmosphere and seawater medium, and the corrosion resistance of the titanium alloy closure clip is far superior to that of stainless steel; the resistance to pitting corrosion, acid corrosion and stress corrosion is particularly strong; the all-degradable metal-based vascular tissue closure clip for the endoscope in the prior art is fixed by metal deformation, but easily causes the phenomenon of poor clamping effect under the condition of thick polyp, when the closure clip is clamped, the alignment block 501 is connected with the alignment groove 507 in the fixed block 506, when the alignment block 501 moves for a certain position, the movable block 504 in the alignment block 501 is reset through the reset spring 505, the movable block 504 is clamped with the groove 508 in the fixed block 506, so that the top end of the closure clip is effectively positioned, and the phenomenon that the closure clip is loosened is prevented, when this closed clamp finds length not enough when using, then can stimulate last chuck 1, then make the pole 601 of connecting of going up chuck 1 internal connection move through guide block 604, make the effectual extension that extends of the front end of going up chuck 1 like this, then can carry out effectual one section distance length of extending with this closed clamp, after removing the completion, then can screw up set nut 602, make the position after the extension fixed like this, guarantee the result of use of extension, and lower chuck 3 can adopt same mode to go on.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a closed clamp of full degradation metal base vascular tissue for chamber mirror, includes chuck (1), its characterized in that: the outer part of the upper chuck (1) is provided with a positioning tooth (2), the bottom end of the upper chuck (1) is connected with a lower chuck (3), the inner part of the lower chuck (3) is provided with a tooth aligning groove (4), a retention mechanism (5) is arranged on the outer side of the lower chuck (3), an extension mechanism (6) is connected inside the upper chuck (1), a positioning block (501) is arranged inside the retention mechanism (5), a sliding groove (502) is arranged inside the aligning block (501), a sliding block (503) is connected inside the sliding groove (502), a movable block (504) is arranged outside the sliding block (503), a return spring (505) is connected between the sliding block (503) and the sliding groove (502), a fixed block (506) is arranged at the bottom end of the alignment block (501), and the inside of fixed block (506) is seted up counterpoint groove (507), the outside of counterpoint groove (507) is seted up fluted (508).
2. The fully degradable metal-based vascular tissue closing clip for endoscope of claim 1, wherein: the movable block (504) and the alignment block (501) form a sliding structure through the sliding block (503), the sliding groove (502) and the movable block (504) is symmetrical about the central axis of the alignment block (501).
3. The fully degradable metal-based vascular tissue closing clip for endoscope of claim 1, wherein: the sliding block (503) forms an elastic structure with the sliding groove (502) through a return spring (505), and the transverse axis of the sliding block (503) is coincided with the transverse axis of the sliding groove (502).
4. The fully degradable metal-based vascular tissue closing clip for endoscope of claim 1, wherein: the alignment block (501) and the fixed block (506) form a movable structure through the alignment groove (507), and the alignment block (501) and the fixed block (506) form a fixed structure through the movable block (504).
5. The fully degradable metal-based vascular tissue closing clip for endoscope of claim 1, wherein: extend mechanism (6) inside including connecting pole (601), and connect the outside threaded connection of pole (601) to have set nut (602), connect the bottom of pole (601) and install connecting block (603), and the connecting block (603) outside is connected with guide block (604), the outside of guide block (604) is provided with guide way (605), and built-in groove (606) have been seted up in the outside of guide way (605).
6. The fully degradable metal-based vascular tissue closure clip for endoscope of claim 5, wherein: the connecting block (603) and the upper clamping head (1) form a movable structure through the guide block (604) and the guide groove (605), and the guide block (604) is symmetrical about the central axis of the connecting block (603).
7. The fully degradable metal-based vascular tissue closure clip for endoscope of claim 5, wherein: the connecting rod (601) and the upper chuck (1) form a fixing structure through the positioning nut (602), and the central axis of the connecting rod (601) is overlapped with the central axis of the upper chuck (1).
8. The fully degradable metal-based vascular tissue closure clip for endoscope of claim 5, wherein: the cross-sectional area of the connecting rod (601) is smaller than that of the upper chuck (1), and the central axis of the connecting rod (601) is coincident with that of the connecting block (603).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011089419.0A CN112155636A (en) | 2020-10-13 | 2020-10-13 | Full-degradable metal-based vascular tissue closing clamp for endoscope |
| PCT/CN2020/124639 WO2022077583A1 (en) | 2020-10-13 | 2020-10-29 | Fully degradable metal-based vascular tissue ligating clip for endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011089419.0A CN112155636A (en) | 2020-10-13 | 2020-10-13 | Full-degradable metal-based vascular tissue closing clamp for endoscope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112155636A true CN112155636A (en) | 2021-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011089419.0A Pending CN112155636A (en) | 2020-10-13 | 2020-10-13 | Full-degradable metal-based vascular tissue closing clamp for endoscope |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112155636A (en) |
| WO (1) | WO2022077583A1 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102415910A (en) * | 2011-12-30 | 2012-04-18 | 安徽奥弗医疗设备科技有限公司 | Nonmetallic hemostatic clamp |
| CN203885560U (en) * | 2014-06-10 | 2014-10-22 | 唐华 | Degradable lumen closing clamp |
| CN207213850U (en) * | 2017-08-28 | 2018-04-10 | 新昌县和升鑫商贸有限公司 | One kind mounts and dismounts convenient ceiling lamp |
| CN207906801U (en) * | 2018-01-23 | 2018-09-25 | 深圳市炎森光电有限公司 | A kind of monitoring camera being easily installed |
| CN208974016U (en) * | 2017-11-17 | 2019-06-14 | 张军平 | A kind of adjustable vascular surgery blood vessel clamper |
| CN209018847U (en) * | 2017-11-15 | 2019-06-25 | 申婷 | U-shaped hemostatic clamp |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101268957A (en) * | 2008-05-12 | 2008-09-24 | 刘佳 | Vascellum clamp |
| EP3305217A1 (en) * | 2011-10-20 | 2018-04-11 | Teleflex Life Sciences Unlimited Company | Ligation clip |
| CN204562278U (en) * | 2015-03-16 | 2015-08-19 | 南京东万生物技术有限公司 | Tissue closure presss from both sides |
| CN205659074U (en) * | 2016-01-06 | 2016-10-26 | 黄怀 | Medical neck brace of eye -splice formula |
| US10932789B2 (en) * | 2018-04-11 | 2021-03-02 | Covidien Lp | Ligation clip with latching and retention features |
| CN211066841U (en) * | 2019-09-25 | 2020-07-24 | 江苏三联星海医疗器械股份有限公司 | Ligation clamp capable of adjusting closing gap |
-
2020
- 2020-10-13 CN CN202011089419.0A patent/CN112155636A/en active Pending
- 2020-10-29 WO PCT/CN2020/124639 patent/WO2022077583A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102415910A (en) * | 2011-12-30 | 2012-04-18 | 安徽奥弗医疗设备科技有限公司 | Nonmetallic hemostatic clamp |
| CN203885560U (en) * | 2014-06-10 | 2014-10-22 | 唐华 | Degradable lumen closing clamp |
| CN207213850U (en) * | 2017-08-28 | 2018-04-10 | 新昌县和升鑫商贸有限公司 | One kind mounts and dismounts convenient ceiling lamp |
| CN209018847U (en) * | 2017-11-15 | 2019-06-25 | 申婷 | U-shaped hemostatic clamp |
| CN208974016U (en) * | 2017-11-17 | 2019-06-14 | 张军平 | A kind of adjustable vascular surgery blood vessel clamper |
| CN207906801U (en) * | 2018-01-23 | 2018-09-25 | 深圳市炎森光电有限公司 | A kind of monitoring camera being easily installed |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022077583A1 (en) | 2022-04-21 |
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Application publication date: 20210101 |