CN211985342U - Soft lens leading-in device - Google Patents
Soft lens leading-in device Download PDFInfo
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- CN211985342U CN211985342U CN201922216656.8U CN201922216656U CN211985342U CN 211985342 U CN211985342 U CN 211985342U CN 201922216656 U CN201922216656 U CN 201922216656U CN 211985342 U CN211985342 U CN 211985342U
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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
- A61B1/00064—Constructional details of the endoscope body
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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
- A61B1/005—Flexible endoscopes
- A61B1/0051—Flexible endoscopes with controlled bending of insertion part
- A61B1/0055—Constructional details of insertion parts, e.g. vertebral elements
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- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
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Abstract
The utility model discloses a soft lens leading-in device which is a rigid leading-in sheath component and comprises a leading-in sheath, wherein the leading-in sheath is used for carrying a soft lens, so that the soft lens has the function of a hard lens and is inserted into a part needing medical operation in a human body or is close to the part by a human body inlet; the guiding sheath is a strip-shaped tube body matched with the soft lens, and the soft lens is inserted into the guiding sheath until the head end of the soft lens is flush with the head end of the guiding sheath or slightly protrudes out of the head end of the guiding sheath. The utility model discloses can make the soft mirror accuracy insert the organ position of being examined the treatment, one step targets in place, and convenient to use reduces patient's damage and reduces the operation cost.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to soft lens gatherer.
Background
With the popularization of minimally invasive surgery, various flexible mirrors with bendable heads are used in various surgeries, so that the pain of patients is reduced. Most of the soft lenses can be inserted to the corresponding examination or operation position in one step, but the soft ureteroscope, the soft bladder speculum, the soft renal pelvis speculum, the soft intestinal tract speculum, the soft digestive system speculum and the like still have the problem of difficult insertion to the preset position in the body. For example, since the soft ureteroscope, the soft bladder speculum, the soft renal pelvis speculum and the like are required to be inserted from the urethral orifice of a human body, and the soft ureteroscope, the soft bladder speculum and the soft renal pelvis speculum must be placed at a preset position in the body through a plurality of steps of operation due to the stenosis and sensitivity of the urethra, so that the operation steps of a doctor are increased, the working efficiency is low, the operation cost is high, the operation time is long, and the body and mind of a patient are painful.
Specifically, for example, the conventional uretero-pyeloscope requires repeated operations to place the soft scope in place from the urethra of the human body: the method comprises the steps of firstly inserting a ureteroscope with a lens into a urethra of a human body to pass through a channel to find a preset position, secondly inserting a zebra guide wire into the position of a renal pelvis through a working channel of the ureteroscope (the preset position can be observed through a display screen), thirdly withdrawing the ureteroscope while the zebra guide wire is kept at the position of the renal pelvis until the ureteroscope is completely withdrawn, fourthly advancing a ureter introducing sheath assembly with a fine round head to the position of the renal pelvis along the zebra guide wire (no lens monitoring exists at the time, the blind insertion is realized), fifthly pulling out a guide sheath in the ureter introducing sheath assembly, simultaneously pulling out the zebra guide wire, keeping the ureter introducing sheath in the human body, and sixthly inserting the flexible endoscope into the position of the renal pelvis along the ureter introducing sheath. Therefore, the operation steps of doctors and the damage degree of the body of a patient are greatly increased, the operation time is long, the operation is complex, the working efficiency is low, the stability and the reliability of the operation are low, the number of surgical instruments is large, and the operation cost is high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a soft lens leading-in device reduces the operation steps of the operation, is convenient to use, improves the working efficiency, reduces the damage of the patient and reduces the operation cost.
In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:
a soft lens leading-in device is a hard leading-in sheath component and comprises a leading-in sheath, wherein the leading-in sheath is used for carrying a soft lens, so that the soft lens has the function of a hard lens and is inserted into a part needing medical operation in a human body from a human body inlet or is close to the part; the guiding sheath is a strip-shaped tube body matched with the soft lens, and the soft lens is inserted into the guiding sheath until the head end of the soft lens is flush with the head end of the guiding sheath or slightly protrudes out of the head end of the guiding sheath. Optionally, the human body inlet is a natural opening or an opening formed by an operation.
Preferably, the rigid introducer sheath assembly comprises the introducer sheath, an introducer sheath main body and a fixing device for fixing the soft endoscope which are connected in sequence; the guide sheath main body is used for guiding the soft endoscope to be inserted into the guide sheath until the head end of the soft endoscope is flush with the head end of the guide sheath or slightly protrudes out of the head end of the guide sheath, and the fixing device is used for detachably mounting and fixing the tail end of the soft endoscope.
Preferably, the outer diameter of the introduction sheath is 2 to 8 mm.
Preferably, the fixing device is a fixing bracket.
Preferably, a sheath channel is arranged in one end, close to the introducing sheath, of the sheath main body, a slot for the soft endoscope to pass through is arranged in the other end of the sheath main body, the slot is communicated with the sheath channel, and the sheath channel is communicated with the introducing sheath.
Preferably, a sheath sealing member for sealing the soft lens and the sheath channel is arranged on the sheath channel at a position close to the slotted groove, and the sheath sealing member is in interference fit with the sheath channel.
Preferably, the sheath main body is further provided with a water outlet channel, and the water outlet channel is communicated with the sheath channel.
Preferably, the end part of the sheath main body, which is close to the open groove, is provided with a fixing rib, the corresponding end part of the fixing support is provided with a fixing buckle matched with the fixing rib, and the fixing support is detachably connected with the sheath main body through the buckling of the fixing rib and the fixing buckle.
Preferably, a sheath handle is provided on a side surface of the sheath body.
Preferably, the head end of the soft lens is a lens assembly which can rotate by a flexible shell, and the end of the lens assembly is flush with or slightly protrudes out of the head end of the introducing sheath.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model provides a hard leading-in sheath component used for carrying a soft lens to enter a human body (for example, in organs in lung or abdominal cavity), which ensures that the soft lens has the hardness and function of the hard lens and is smoothly pushed into an organ entrance or an organ to be diagnosed by fixing the soft lens on the hard leading-in sheath component; meanwhile, real-time observation is carried out by utilizing lens assemblies such as a camera at the front end of the soft lens, so that the insertion process is carried out under endoscopy, and the accuracy and the reliability of operation can be further ensured; in the whole process, the operation steps of a doctor are only one step, surgical instruments do not need to be replaced, the operation is simple and rapid, the working efficiency is improved, the using equipment is few, the disinfection steps are few, the loss is few, the operation cost is greatly reduced, the operation time is shortened, and therefore the damage degree of the body of a patient and the probability of cross infection are reduced.
Drawings
Fig. 1 is a schematic view of a structure for separating a soft lens introduction device from a soft lens according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional view of a soft lens introducing device according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a soft lens according to an embodiment of the present invention;
fig. 4 is a schematic structural view illustrating a connection between a lens holder and a soft lens body according to an embodiment of the present invention;
FIG. 5 is an enlarged view of portion A of FIG. 4;
FIG. 6 is a schematic structural diagram of a lens holder;
fig. 7 is an exploded view of a rigid introducer sheath assembly according to an embodiment of the present invention;
fig. 8 is a schematic cross-sectional view of a rigid introducer sheath assembly according to an embodiment of the present invention;
fig. 9 is a schematic structural view of the sheath body according to the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 and 2, the present embodiment provides a soft endoscope introduction device which is a hard introduction sheath assembly 20, the soft endoscope of the present embodiment is a soft ureteroscope, and the hard introduction sheath assembly 20 is used for carrying the soft ureteroscope 10 to reach the glenoid cavity.
Specifically, as shown in fig. 3, the ureteral soft lens 10 includes a soft lens body 100 and a soft lens handle 110 connected to the soft lens body 100, and the soft lens body 100 includes a flexible tube 102, a bending member 120, and a lens holder 130, which are sequentially connected.
As shown in fig. 4 and 5, the ureteral soft lens 10 has the following structure: a working channel 101 matched with the soft lens main body 100 is arranged in the soft lens main body 100; one end of the soft lens main body 100, namely one end of the hose 102, penetrates through the soft lens handle 110 and is fixedly connected with the soft lens handle 110; the working channel 101 is inserted into the flexible tube 102 from the free end of the soft lens handle 110, passes through the flexible tube 102, and then passes through the bending member 120 to extend into the lens holder 130. As shown in fig. 6, the lens holder 130 is internally provided with a through hole 131 for communicating with the working channel 101 so as to input or output the perfusion fluid. A camera channel 132 is arranged in front of the lens holder 130 at a position corresponding to the lower part of the through hole 131, and a camera device is arranged in the camera channel 132 and used for monitoring the operation process in real time. An illumination channel 133 is provided in front of the lens holder 130 at a position corresponding to one side of the through hole 131, an illumination device is provided in the illumination channel 133, the illumination device provides illumination through a light guide beam, and two blind holes 134 for mounting a steering wire for engaging with the bending member 120 are provided at the other side opposite to the illumination channel 133.
As shown in fig. 7 and 8, the rigid introducer sheath assembly 20 mainly includes an introducer sheath 200, an introducer sheath main body 21, and a fixing bracket 220 for fixing the soft endoscope handle 110, which are connected in this order. The guiding sheath 200 is a long tube, the structure of the guiding sheath is matched with that of the straightened soft lens main body 100, the guiding sheath is made of metal or plastic, the rigidity is strong, the guiding sheath has certain elasticity, the guiding sheath can elastically deform under the action of external force, and one end of the guiding sheath 200 is fixedly arranged in the guiding sheath main body 210. When the flexible ureteroscope 10 is used in combination with the rigid introducer sheath assembly 20, the flexible scope body 100 is inserted into the introducer sheath 200 through the introducer sheath body 210 with the head end of the flexible scope body 100 flush or nearly flush with the head end of the introducer sheath 200, and the flexible scope handle 110 is detachably disposed on the fixed bracket 220. The meaning of near flush is: the head end of the soft lens main body 100 can protrude 0-3mm from the head of the guiding sheath 200 to realize visual leveling, while the head end of the guiding sheath 200 does not protrude from the head end of the soft lens main body 100 to avoid the damage of the urethra and the inner wall of the ureter.
Specifically, a sheath channel 211 is provided in one end of the sheath body 210 close to the introducer sheath 200, and a slot 212 for the soft lens body 100 to pass through is provided in the other end, and the slot 212 is communicated with the sheath channel 211. The end of the introducing sheath 200 is hermetically inserted into the sheath passage 211, and the inner diameter of one end of the sheath passage 211 far away from the introducing sheath 200 is gradually increased towards the groove 212. The position of the sheath channel 211 close to the slot 212 is provided with a sheath sealing member 213, the sheath sealing member 213 is used for sealing the soft lens main body 100 and the sheath channel 211, and the sheath sealing member 213 is in interference fit with the sheath channel 211, so that the leakage of the perfusion fluid can be effectively prevented.
Meanwhile, referring to fig. 9, a water outlet channel 214 is arranged at a position of the sheath main body 210 corresponding to the middle of the sheath channel 211, and the water outlet channel 214 is communicated with the sheath channel 211 and used for leading out a perfusion fluid, thereby facilitating the operation of a doctor and being beneficial to keeping the environment of an operating room clean. The sheath handle 215 is arranged at the position of the sheath main body 210 corresponding to the upper part of the sheath channel 211, which is convenient for a doctor to grasp and simultaneously does not change the original use habit. The end of the sheath main body 210 close to the slot 212 is provided with a fixing rib 216, correspondingly, the end of the fixing bracket 220 is provided with a fixing buckle 221 matched with the fixing rib 216, and the fixing bracket 220 is detachably connected with the sheath main body 210 through the buckling of the fixing rib 216 and the fixing buckle 221. The fixing bracket 220 is provided with a soft lens buckle 222, and the soft lens handle 110 is clamped on the soft lens buckle 222, so that the soft ureteroscope 10 can be well fixed and positioned. Referring to fig. 1 and fig. 2, the soft endoscope body 100 is inserted into the introducing sheath 200 through the slot 212 and the sheath channel 211, so that the head of the soft endoscope body 100 is flush with the head of the introducing sheath 200, and the soft endoscope handle 110 is clamped on the soft endoscope buckle 222 of the fixing bracket 220, so that the soft ureteroscope 10 is fixed on the rigid introducing sheath assembly 20.
The bending member 120 has at least one degree of freedom of oscillation so that its bending direction can be adjusted by the steering wire to facilitate accurate access of the entrance of the working channel 101 to the renal pelvis.
After the ureteroscope 10 and the rigid introduction sheath assembly 20 are fixed, the use method is as follows:
1) installing the ureter soft lens into the rigid guide-in sheath component 20, opening the perfusion liquid, and starting the camera device and the lighting device to enable a display screen connected with the ureter soft lens 10 to display a real-time image of the front end of the lens bracket 130 in real time;
2) the introducing sheath 200 of the rigid introducing sheath assembly 20 is placed transurethrally, and the soft lens body 100 is placed into the body simultaneously with the introducing sheath 200: a doctor only needs to hold the guide sheath handle 215 to insert the guide sheath 200 and the soft lens main body 100 into the patient, and in the insertion process, the condition of the whole insertion process is observed through the display screen, and the insertion direction and speed are adjusted in time;
3) when the soft ureteroscope 10 enters the ureter to the mouth of the renal pelvis through the urethra, the rigid guide sheath component 20 stops advancing and is pre-fixed, the soft ureteroscope handle 110 on the fixed bracket 220 is taken down, and the soft ureteroscope main body 100 is continuously advanced along the guide sheath to enter the renal pelvis, so that the examination or the operation can be carried out.
After use, the ureteral soft endoscope 10 is firstly drawn out of the human body through the channel formed by the rigid introducer sheath assembly 20, and then the introducer sheath 200 is pulled out.
From this, it can be seen that the utility model discloses a fix soft mirror 10 of ureter on hard leading-in sheath subassembly 20 for soft mirror 10 of ureter can carry on hard leading-in sheath subassembly 20, has the characteristic of hard mirror, it compares to put into the method with current soft mirror, only need one step operation alright accurately reach the renal pelvis position, easy operation is swift, work efficiency has been promoted greatly, do not need equipment such as zebra seal wire, the service equipment is few, operation cost and operation time have effectively been reduced, be favorable to reducing patient's damage. Meanwhile, since the camera device and the lighting device are always disposed at the front end of the lens holder 130, the whole insertion process and the operation process are made visible.
The principle and structure of the soft endoscope leading-in device of the utility model can also be applied to other endoscopes, such as cystoscope, enteroscope or hysteroscope, etc., and the application scope is wider.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (10)
1. A soft lens introducer device, comprising: the endoscope is a rigid introduction sheath assembly and comprises an introduction sheath, wherein the introduction sheath is used for carrying a soft endoscope, so that the soft endoscope has the function of a rigid endoscope and is inserted into a part needing medical operation in a human body from a human body inlet or is close to the part; the guiding sheath is a strip-shaped tube body matched with the soft lens, and the soft lens is inserted into the guiding sheath until the head end of the soft lens is flush with the head end of the guiding sheath or slightly protrudes out of the head end of the guiding sheath.
2. The soft lens introducer device according to claim 1, wherein: the human body inlet is a natural opening or an opening formed by an operation.
3. The soft lens introducer device according to claim 1, wherein: the external diameter of the leading-in sheath is 2-8 mm.
4. A soft lens introduction apparatus according to any one of claims 1 to 3, wherein: the rigid guide sheath component comprises a guide sheath, a guide sheath main body and a fixing device for fixing the soft endoscope which are sequentially connected; the guide sheath main body is used for guiding the soft endoscope to be inserted into the guide sheath until the head end of the soft endoscope is flush with the head end of the guide sheath or slightly protrudes out of the head end of the guide sheath, and the fixing device is used for detachably mounting and fixing the tail end of the soft endoscope.
5. The soft lens introduction apparatus according to claim 4, wherein: a guide sheath channel is arranged in one end, close to the guide sheath, of the guide sheath main body, a notch for the soft lens to penetrate through is formed in the other end of the guide sheath main body, the notch is communicated with the guide sheath channel, and the guide sheath channel is communicated with the guide sheath.
6. The soft lens introduction apparatus according to claim 5, wherein: and a guide sheath sealing element used for sealing the soft lens and the guide sheath channel is arranged on the position, close to the slotted groove, of the guide sheath channel, and the guide sheath sealing element is in interference fit with the guide sheath channel.
7. The soft lens introduction apparatus according to claim 6, wherein: the guide sheath main body is further provided with a water outlet channel, and the water outlet channel is communicated with the guide sheath channel.
8. The soft lens introduction apparatus according to claim 7, wherein: the sheath main part is close to be provided with fixed muscle on the grooved tip, be provided with on fixing device's the corresponding tip with fixed muscle assorted fixed knot, fixing device pass through fixed muscle with fixed knot's lock with the sheath main part can be dismantled and be connected.
9. The soft lens introduction apparatus according to claim 4, wherein: and a guide sheath handle is arranged on the side surface of the guide sheath main body.
10. The soft lens introducer device according to claim 1, wherein: the head end of the soft lens is provided with a lens component which can rotate by a bendable shell, and the end part of the lens component is flush with the head end of the guide sheath or slightly protrudes out of the head end of the guide sheath.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN2019103539488 | 2019-04-29 | ||
CN201910353948 | 2019-04-29 |
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CN211985342U true CN211985342U (en) | 2020-11-24 |
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CN201921009838.1U Active CN210541477U (en) | 2019-04-29 | 2019-06-28 | Miniature snake bone subassembly |
CN201921010057.4U Active CN210727707U (en) | 2019-04-29 | 2019-06-28 | Cold light source fixing structure easy to install |
CN201921009859.3U Active CN210749149U (en) | 2019-04-29 | 2019-06-28 | Anti-reverse knob structure |
CN201910571802.0A Pending CN111839423A (en) | 2019-04-29 | 2019-06-28 | Miniature snake bone subassembly |
CN201921009902.6U Active CN210541479U (en) | 2019-04-29 | 2019-06-28 | Steering steel wire fixing structure |
CN201921010058.9U Active CN210541478U (en) | 2019-04-29 | 2019-06-28 | Endoscope flexion seal structure |
CN201921009840.9U Active CN210749127U (en) | 2019-04-29 | 2019-06-28 | Endoscope working channel connection structure |
CN201921009904.5U Active CN210541480U (en) | 2019-04-29 | 2019-06-28 | Connecting structure of lens support and snake bone component |
CN201921010219.4U Active CN210643982U (en) | 2019-04-29 | 2019-06-28 | Endoscope hose structure |
CN201921010223.0U Active CN210749119U (en) | 2019-04-29 | 2019-06-28 | Hose fixing structure |
CN201922220114.8U Active CN211985382U (en) | 2019-04-29 | 2019-12-11 | Ureter pyeloscope system |
CN201922216656.8U Active CN211985342U (en) | 2019-04-29 | 2019-12-11 | Soft lens leading-in device |
CN201911270216.9A Pending CN110811492A (en) | 2019-04-29 | 2019-12-11 | Soft lens leading-in device and using method thereof |
CN201911263637.9A Pending CN110811525A (en) | 2019-04-29 | 2019-12-11 | Ureter pyeloscope system and implantation method thereof |
CN201922496421.9U Active CN212261315U (en) | 2019-04-29 | 2019-12-31 | Linear working channel of soft mirror and soft mirror |
CN202020641284.3U Active CN213309607U (en) | 2019-04-29 | 2020-04-23 | Ureter pyeloscope system with water outlet channel |
Family Applications Before (11)
Application Number | Title | Priority Date | Filing Date |
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CN201921009838.1U Active CN210541477U (en) | 2019-04-29 | 2019-06-28 | Miniature snake bone subassembly |
CN201921010057.4U Active CN210727707U (en) | 2019-04-29 | 2019-06-28 | Cold light source fixing structure easy to install |
CN201921009859.3U Active CN210749149U (en) | 2019-04-29 | 2019-06-28 | Anti-reverse knob structure |
CN201910571802.0A Pending CN111839423A (en) | 2019-04-29 | 2019-06-28 | Miniature snake bone subassembly |
CN201921009902.6U Active CN210541479U (en) | 2019-04-29 | 2019-06-28 | Steering steel wire fixing structure |
CN201921010058.9U Active CN210541478U (en) | 2019-04-29 | 2019-06-28 | Endoscope flexion seal structure |
CN201921009840.9U Active CN210749127U (en) | 2019-04-29 | 2019-06-28 | Endoscope working channel connection structure |
CN201921009904.5U Active CN210541480U (en) | 2019-04-29 | 2019-06-28 | Connecting structure of lens support and snake bone component |
CN201921010219.4U Active CN210643982U (en) | 2019-04-29 | 2019-06-28 | Endoscope hose structure |
CN201921010223.0U Active CN210749119U (en) | 2019-04-29 | 2019-06-28 | Hose fixing structure |
CN201922220114.8U Active CN211985382U (en) | 2019-04-29 | 2019-12-11 | Ureter pyeloscope system |
Family Applications After (4)
Application Number | Title | Priority Date | Filing Date |
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CN201911270216.9A Pending CN110811492A (en) | 2019-04-29 | 2019-12-11 | Soft lens leading-in device and using method thereof |
CN201911263637.9A Pending CN110811525A (en) | 2019-04-29 | 2019-12-11 | Ureter pyeloscope system and implantation method thereof |
CN201922496421.9U Active CN212261315U (en) | 2019-04-29 | 2019-12-31 | Linear working channel of soft mirror and soft mirror |
CN202020641284.3U Active CN213309607U (en) | 2019-04-29 | 2020-04-23 | Ureter pyeloscope system with water outlet channel |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN218651745U (en) * | 2019-04-29 | 2023-03-21 | 珠海市司迈科技有限公司 | Soft lens and ureter pyeloscope system adopting same |
CN111904541B (en) * | 2020-09-08 | 2024-07-23 | 北京成信盛达科技有限责任公司 | Capsule ureteroscope and operation method |
CN113662501A (en) * | 2021-08-27 | 2021-11-19 | 温州市人民医院 | Bedside visual bladder soft lens |
CN113966987B (en) * | 2021-09-14 | 2024-08-23 | 杭州好克光电仪器有限公司 | Electronic choledochoscope with changeable softness and hardness |
CN113854935B (en) * | 2021-12-02 | 2022-02-18 | 极限人工智能有限公司 | Endoscope and surgical robot |
CN114452011B (en) * | 2022-01-29 | 2024-04-26 | 上海璞跃医疗器械有限公司 | Renal pelvis internal pressure control system |
CN116211218A (en) * | 2022-12-21 | 2023-06-06 | 浙江优亿医疗器械股份有限公司 | Improved visualizer |
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2019
- 2019-06-28 CN CN201921009838.1U patent/CN210541477U/en active Active
- 2019-06-28 CN CN201921010057.4U patent/CN210727707U/en active Active
- 2019-06-28 CN CN201921009859.3U patent/CN210749149U/en active Active
- 2019-06-28 CN CN201910571802.0A patent/CN111839423A/en active Pending
- 2019-06-28 CN CN201921009902.6U patent/CN210541479U/en active Active
- 2019-06-28 CN CN201921010058.9U patent/CN210541478U/en active Active
- 2019-06-28 CN CN201921009840.9U patent/CN210749127U/en active Active
- 2019-06-28 CN CN201921009904.5U patent/CN210541480U/en active Active
- 2019-06-28 CN CN201921010219.4U patent/CN210643982U/en active Active
- 2019-06-28 CN CN201921010223.0U patent/CN210749119U/en active Active
- 2019-12-11 CN CN201922220114.8U patent/CN211985382U/en active Active
- 2019-12-11 CN CN201922216656.8U patent/CN211985342U/en active Active
- 2019-12-11 CN CN201911270216.9A patent/CN110811492A/en active Pending
- 2019-12-11 CN CN201911263637.9A patent/CN110811525A/en active Pending
- 2019-12-31 CN CN201922496421.9U patent/CN212261315U/en active Active
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2020
- 2020-04-23 CN CN202020641284.3U patent/CN213309607U/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN210749127U (en) | 2020-06-16 |
CN111839423A (en) | 2020-10-30 |
CN210541477U (en) | 2020-05-19 |
CN110811525A (en) | 2020-02-21 |
CN210727707U (en) | 2020-06-12 |
CN210541480U (en) | 2020-05-19 |
CN110811492A (en) | 2020-02-21 |
CN210643982U (en) | 2020-06-02 |
CN212261315U (en) | 2021-01-01 |
CN211985382U (en) | 2020-11-24 |
CN210749149U (en) | 2020-06-16 |
CN210541479U (en) | 2020-05-19 |
CN213309607U (en) | 2021-06-01 |
CN210749119U (en) | 2020-06-16 |
CN210541478U (en) | 2020-05-19 |
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