CN111249017B - Gastroscope operation is with internal medicine nursing auxiliary device - Google Patents
Gastroscope operation is with internal medicine nursing auxiliary device Download PDFInfo
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- CN111249017B CN111249017B CN202010049997.5A CN202010049997A CN111249017B CN 111249017 B CN111249017 B CN 111249017B CN 202010049997 A CN202010049997 A CN 202010049997A CN 111249017 B CN111249017 B CN 111249017B
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- rubber sleeve
- blocks
- limiting ring
- auxiliary device
- gastroscope
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
- A61B90/16—Bite blocks
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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
- A61B1/273—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 upper alimentary canal, e.g. oesophagoscopes, gastroscopes
- A61B1/2736—Gastroscopes
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- A61M1/0023—
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Abstract
The invention provides an internal medicine nursing auxiliary device for gastroscope operation, which relates to the technical field of gastroscope operation and comprises frame bodies, wherein a limiting ring is fixedly arranged between the frame bodies through a mounting rod, the inner side of the limiting ring is fixedly connected with a roller, an extrusion strip is wound between the roller and the inner part of the limiting ring, telescopic blocks are slidably connected with the upper side and the lower side of the frame bodies, sliding blocks are slidably connected with the inner parts of the telescopic blocks, the internal part of the telescopic blocks is slidably connected with a sliding block, the internal medicine nursing auxiliary device for gastroscope operation can be suitable for patients with different oral cavity sizes, the practicability of the auxiliary device is improved, the comfort of the patients in the operation process is also improved, the cross infection generated when the auxiliary device is in contact with the oral cavity of the patients is avoided, the safety of the operation is improved, the generated saliva can be conveniently and quickly collected, and the labor intensity of, preventing the gastroscope tube from twisting and swinging.
Description
Technical Field
The invention relates to the technical field of gastroscope operations, in particular to an internal medicine nursing auxiliary device for gastroscope operations.
Background
The gastroscopy is a slender tube which is made of black plastic with a diameter of about one centimeter and is wrapped by light-conducting fiber, an endoscope is arranged at the front end of the slender tube and extends into the esophagus of an examinee from a mouth, strong light is emitted by a light source device, the light can turn through the light-conducting fiber, a doctor can clearly observe the health condition of each part in the upper digestive tract from the other end, and when necessary, a small hole on the gastroscopy can extend into a clamp to perform slicing examination.
And because so stretch into from the patient mouth, open in order to assist the oral cavity, avoid the patient to sting the gastroscope pipe simultaneously, need place the auxiliary device of expansion in the patient mouth when carrying out the gastroscope operation, and traditional expanding device can't carry out the regulation of size, and be the rigidity support to the oral area of patient, after long-time use, make the patient produce muscle fatigue easily, and the human body produces saliva easily after long-time opening, and the patient can not swallow the saliva again, only can let it flow naturally, need the handheld tray of doctor to collect the saliva of patient among the prior art, medical personnel's intensity of labour has been increased, and in-process stretching into the gastroscope pipe, do not carry out spacing device to the gastroscope pipe, make the gastroscope pipe produce distortion and swing easily, influence the normal clear of operation.
In order to solve the problems, the inventor provides an internal medicine nursing auxiliary device for gastroscope operation, which can be suitable for patients with different oral cavity sizes, improves the practicability of the auxiliary device, improves the comfort of the patients in the operation process, avoids cross infection generated when the auxiliary device is in contact with the oral cavity of the patient, improves the safety of the operation, can conveniently and quickly collect the generated saliva, reduces the labor intensity of medical personnel, and avoids the distortion and swing of a gastroscope tube.
Disclosure of Invention
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a gastroscope operation is with internal medicine nursing auxiliary device, includes framework, installation pole, spacing collar, gyro wheel, extrusion strip, flexible piece, slider, transfer line, threaded rod, knob, spring, connecting plate, mounting panel, rubber sleeve, spread groove, collection groove, round hole, straw, receiving flask, fork, gas pitcher, separate the net.
Wherein:
a limiting ring is fixedly arranged between the frame bodies through an installation rod, the inner side of the limiting ring is fixedly connected with a roller, an extrusion strip is wound between the roller and the inner part of the limiting ring, the upper side and the lower side of the frame bodies are connected with telescopic blocks in a sliding manner, the inner parts of the telescopic blocks are connected with a slide block in a sliding manner, the slide block and the telescopic blocks on the upper side and the lower side are rotatably connected with a transmission rod, the center of the slide block is rotatably connected with a threaded rod, the right end of the threaded rod is fixedly provided with a knob, one side of the telescopic block, which is far away from the limiting ring, is fixedly connected with a connecting plate through a spring, the other end of the connecting plate is fixedly provided with a mounting plate, the periphery of the mounting plate is sleeved with a rubber sleeve, one side of the rubber sleeve is, the bottom end of the suction pipe is communicated with a collecting bottle, the periphery of the collecting bottle is fixedly connected with a fork, the periphery of the fork is sleeved with a gas tank, and a separation net is fixedly arranged in the fork;
preferably, the number of the extrusion strips is ten, the extrusion strips are uniformly distributed on the inner side of the limiting ring, the inner side of the single extrusion strip is wound on the two rollers, the roller on the rear side extends towards the center of the limiting ring compared with the roller on the front side and is elastically connected with the inner side of the limiting ring, so that the gastroscope tube can be extruded and limited in the process of extending from the limiting ring from outside to inside;
preferably, the sliding blocks are connected inside the frame body in a limiting and sliding manner through the convex blocks at the front end and the rear end of the sliding blocks, the two sliding blocks are connected inside the single frame body in a limiting and sliding manner, the upper side and the lower side of each of the two sliding blocks are rotatably connected with the telescopic blocks at the upper side and the lower side through the transmission rods, so that the sliding blocks can stably move left and right inside the frame body, and the telescopic blocks are driven to move through the transmission rods;
preferably, the threaded rod is rotatably connected with the sliding block on one side in the frame body and penetrates through the sliding block on the other side to be in threaded connection with the sliding block, so that the sliding blocks can be driven to simultaneously draw close to the middle or expand towards two sides in the rotating process of the threaded rod;
preferably, the rubber sleeve, the suction pipe and the collecting bottle are disposable articles, a connecting groove on one side of the rubber sleeve is matched with the mounting plate, the mounting plate extends towards the opposite direction of the knob on the connecting plate, so that the rubber sleeve can be sleeved on the mounting plate, and the rubber sleeve, the suction pipe and the collecting bottle can be replaced during each operation;
preferably, the suction pipe extends upwards to be communicated with the tail end of the flow collecting groove on the inner side of the rubber sleeve, so that liquid in the flow collecting groove can flow into the suction pipe;
preferably, the branch is communicated with the suction pipe, and the branch is inclined upwards, so that the liquid in the suction pipe cannot flow into the gas tank through the branch.
The invention has the beneficial effects that:
1. this gastroscope is internal medicine nursing auxiliary device for operation, through the design of the flexible piece of both sides about the framework to and the elastic connection of flexible piece outside mounting panel, utilize to rotate the knob and can adjust the size that flexible piece expandes, make the rubber sleeve that is expanded can be applicable to the patient of different oral cavity sizes, patient's oral area still can carry out the interlock of certain degree simultaneously, when having improved the auxiliary device practicality, has also improved operation in-process patient's travelling comfort.
2. This internal medicine nursing auxiliary device is used in gastroscope operation through the design that rubber sleeve and mounting panel pegged graft mutually, when performing the operation, can be convenient change these disposable articles for use of rubber sleeve, straw and receiving flask, produced cross infection when having avoided contacting with patient's oral cavity has improved the security of operation.
3. This internal medicine nursing auxiliary device is used in gastroscope operation through the design of the inboard collection chute of rubber sleeve and the outside round hole of collection chute, no matter whether the outside of rubber sleeve is attached with the oral cavity wall mutually, the homoenergetic is collected the saliva that produces to the utilization is pressed the gas pitcher and is made it enter into the receiving flask, and convenient and fast has reduced medical personnel's intensity of labour more.
4. This internal medicine nursing auxiliary device is used in gastroscope operation through the design of the interior extrusion strip of spacing collar, stretches into the in-process outside to the interior at the gastroscope pipe, can extrude spacingly to the gastroscope pipe, and then has avoided the distortion and the swing of gastroscope pipe, has guaranteed the normal clear of operation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the side of the stop collar structure of the present invention;
FIG. 3 is a cross-sectional view of the telescoping block structure of the present invention;
FIG. 4 is a schematic structural view of the back side of the telescoping block of the present invention;
FIG. 5 is a cross-sectional side view of the frame construction of the present invention;
FIG. 6 is a cross-sectional view of the side of the rubber boot structure of the present invention;
figure 7 is a cross-sectional view of the straw structure of the present invention.
In the figure: 1. a frame body; 2. mounting a rod; 3. a limiting ring; 4. a roller; 5. extruding the strip; 6. a telescopic block; 7. a slider; 8. a transmission rod; 9. a threaded rod; 10. a knob; 11. a spring; 12. a connecting plate; 13. mounting a plate; 14. a rubber sleeve; 15. connecting grooves; 16. a collecting groove; 17. a circular hole; 18. a straw; 19. a collection bottle; 20. a fork; 21. a gas tank; 22. and (4) isolating nets.
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.
The medical nursing auxiliary device for gastroscopy comprises the following embodiments:
referring to fig. 1 to 7, an auxiliary device for medical nursing in gastroscopy operation includes a frame 1, an installation rod 2, a limiting ring 3, a roller 4, an extrusion strip 5, a telescopic block 6, a sliding block 7, a transmission rod 8, a threaded rod 9, a knob 10, a spring 11, a connecting plate 12, an installation plate 13, a rubber sleeve 14, a connecting groove 15, a collecting groove 16, a round hole 17, a suction tube 18, a collecting bottle 19, a fork 20, a gas tank 21 and a separation net 22.
Wherein:
a limiting ring 3 is fixedly arranged between the frame bodies 1 through an installation rod 2, the inner side of the limiting ring 3 is fixedly connected with idler wheels 4, extrusion strips 5 are wound between the idler wheels 4 and the inner part of the limiting ring 3, the number of the extrusion strips 5 is ten, the extrusion strips are uniformly distributed on the inner side of the limiting ring 3, the inner sides of the single extrusion strips 5 are wound on the two idler wheels 4, the rear idler wheel 4 extends towards the center of the limiting ring 3 than the front idler wheel 4 and is elastically connected with the inner side of the limiting ring 3, so that the gastroscope tube can be extruded and limited in the process of extending from the limiting ring 3 from outside to inside, and the gastroscope tube can be extruded and limited through the design of the extrusion strips 5 in the limiting ring 3 in the process of extending from outside to inside, so that the distortion and swing of the gastroscope tube are avoided, and the normal operation is ensured;
the upper side and the lower side of the frame body 1 are connected with telescopic blocks 6 in a sliding way, the inner part of each telescopic block 6 is connected with a slide block 7 in a sliding way, the slide blocks 7 are connected in the frame body 1 in a limiting way through convex blocks at the front end and the rear end of each slide block 7, the inner part of a single frame body 1 is connected with two slide blocks 7 in a limiting way, the upper side and the lower side of each slide block 7 are connected with the telescopic blocks 6 at the upper side and the lower side in a rotating way through transmission rods 8, so that the slide blocks 7 can move in the frame body 1 in a stable left-right way mode, the telescopic blocks 6 are driven to move through the transmission rods 8, the transmission rods 8 are connected between the slide blocks 7 and the telescopic blocks 6 at the upper side and the lower side in a rotating way, the center of each slide block 7 is connected with a threaded rod 9 in a rotating way, therefore, the slide, a knob 10 is fixedly installed at the right end of the threaded rod 9, one side, away from the limiting ring 3, of the telescopic block 6 is fixedly connected with a connecting plate 12 through a spring 11, a mounting plate 13 is fixedly installed at the other end of the connecting plate 12, the expanded size of the telescopic block 6 can be adjusted by rotating the knob 10 through the design of the telescopic blocks 6 on the upper side and the lower side of the frame body 1 and the elastic connection of the mounting plate 13 outside the telescopic block 6, so that the expanded rubber sleeve 14 can be suitable for patients with different oral cavity sizes, and the mouth parts of the patients can still be occluded to a certain degree at the same time, the practicability of the auxiliary device is improved, and the comfort of the patients in the;
the periphery of the mounting plate 13 is sleeved with a rubber sleeve 14, the suction tube 18 and the collecting bottle 19 are all disposable articles, a connecting groove 15 on one side of the rubber sleeve 14 is matched with the mounting plate 13, the mounting plate 13 extends towards the reverse direction of the knob 10 on the connecting plate 12, so that the rubber sleeve 14 can be sleeved on the mounting plate 13, meanwhile, the rubber sleeve 14, the suction tube 18 and the collecting bottle 19 can be replaced during each operation, and through the design that the rubber sleeve 14 is inserted into the mounting plate 13, the disposable articles such as the rubber sleeve 14, the suction tube 18 and the collecting bottle 19 can be conveniently replaced during the operation, so that cross infection caused by the contact with the oral cavity of a patient is avoided, and the safety of the operation is improved;
one side of the rubber sleeve 14 is provided with a connecting groove 15, the other side of the rubber sleeve 14 is provided with a flow collecting groove 16, the outer side of the flow collecting groove 16 inside the rubber sleeve 14 is provided with a round hole 17, the bottom of the rubber sleeve 14 is communicated with a suction pipe 18, the suction pipe 18 extends upwards to be communicated with the tail end of the flow collecting groove 16 inside the rubber sleeve 14, so that liquid in the flow collecting groove 16 can flow into the suction pipe 18, the bottom end of the suction pipe 18 is communicated with a collecting bottle 19, the periphery of the collecting bottle 19 is fixedly connected with a fork 20, the fork 20 is communicated with the suction pipe 18, and the fork 20 inclines upwards, so that the liquid in the suction pipe 18 cannot flow into a gas tank 21 through the fork 20, the periphery of the fork 20 is sleeved with a gas tank 21, a separation net 22 is fixedly installed inside the fork 20, and whether the outer side of the rubber sleeve 14 is attached to the inner wall of the oral cavity through, the saliva that all can produce is collected to utilize and press gas pitcher 21 to make it enter into collecting flask 19, convenient and fast more has reduced medical personnel's intensity of labour.
The working principle and the process of the invention are as follows:
when in use, the disposable clean rubber sleeve 14, the suction pipe 18 and the collection bottle 19 are firstly taken, the collection bottle 19 is fixedly connected at the bottom end of the suction pipe 18, then the rubber sleeve 14 is sleeved on the mounting plate 13 by utilizing the matching of the connecting groove 15 at one side of the rubber sleeve 14 and the mounting plate 13, when in operation, one side of the rubber sleeve 14 faces is extended into the mouth of a patient, then the threaded rod 9 is rotated by the knob 10, in the rotating process of the threaded rod 9, the threaded rod 9 is rotatably connected with the sliding block 7 at one side inside the frame body 1 and is in threaded connection with the sliding block 7 at the other side, the sliding blocks 7 at two sides can be drawn close to the middle, the telescopic blocks 6 at the upper side and the lower side are unfolded by the action of the transmission rod 8 to drive the mounting plate 13 and the rubber sleeve 14 to extend, so as to prop open the mouth of the patient, and simultaneously, the outer surface of the rubber sleeve 14 is attached, by utilizing the design that the mounting plate 13 and the telescopic block 6 are elastically connected by the spring 11, after the oral cavity of the patient is opened, the oral cavity of the patient can still be occluded to a certain degree and cannot touch the gastroscope tube, in the operation process, the size of the support can be conveniently and quickly adjusted by rotating the knob 10, after the support is completed, the gastroscope tube can be extended into the limiting ring 3, through the design of the extrusion strip 5 in the limiting ring 3, in the extending process, the gastroscope tube can be extruded and limited from the outside to the inside, the gastroscope tube can be conveniently extended and pulled out, the swing of the gastroscope tube is avoided, when saliva is generated at the oral cavity of the patient, when the rear end of the rubber sleeve 14 is attached to the oral cavity, the saliva can directly flow into the collecting groove 16, and when the rear end of the rubber sleeve 14 is not completely attached to the oral cavity, the saliva can continuously flow outwards and can enter the collecting groove 16 through the round hole 17 outside the collecting groove 16, then, a gas tank 21 is inserted into a fork 20 on the side of the suction pipe 18, the saliva in the collecting tank 16 is extracted by negative pressure generated by pressing the gas tank 21, enters the suction pipe 18 and finally flows into the collecting bottle 19 along with gravity to be collected, and the saliva is not sucked into the gas tank 21 by the design that the fork 20 is inclined upwards and the separation net 22 in the fork 20 is matched.
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 (6)
1. The utility model provides a gastroscope operation is with internal medicine nursing auxiliary device, includes two framework (1), its characterized in that: the limiting ring (3) is fixedly installed between the two frame bodies (1) through the installation rod (2), idler wheels (4) are fixedly connected to the inner sides of the limiting rings (3), extrusion strips (5) are wound between the idler wheels (4) and the inner portions of the limiting rings (3), telescopic blocks (6) are slidably connected to the upper and lower sides of the frame bodies (1), sliding blocks (7) are slidably connected to the inner portions of the telescopic blocks (6), transmission rods (8) are rotatably connected between the sliding blocks (7) and the telescopic blocks (6) on the upper and lower sides, a threaded rod (9) is rotatably connected to the center of each sliding block (7), a knob (10) is fixedly installed at the right end of each threaded rod (9), a connecting plate (12) is fixedly connected to one side, far away from the limiting rings (3), of each telescopic block (6) through a spring (11), and a mounting plate (13) is fixedly, the rubber sleeve (14) is sleeved on the periphery of the mounting plate (13), a connecting groove (15) is formed in one side of the rubber sleeve (14), a flow collecting groove (16) is formed in the other side of the rubber sleeve (14), a round hole (17) is formed in the outer side of the flow collecting groove (16) in the rubber sleeve (14), a suction pipe (18) is communicated with the bottom of the rubber sleeve (14), a collecting bottle (19) is communicated with the bottom end of the suction pipe (18), a fork (20) is fixedly connected to the periphery of the collecting bottle (19), a gas tank (21) is sleeved on the periphery of the fork (20), and a separation net (22) is fixedly mounted in the fork (20);
the number of the extrusion strips (5) is ten, the extrusion strips are uniformly distributed on the inner side of the limiting ring (3), the inner side of the single extrusion strip (5) is wound on the two rollers (4), the rear side of the extrusion strip extends towards the center of the limiting ring (3) than the front side roller (4) of the roller (4), and the extrusion strip is elastically connected with the inner side of the limiting ring (3).
2. The medical nursing aid for gastroscopy according to claim 1, characterized in that: the sliding blocks (7) are connected inside the frame body (1) in a limiting sliding mode through the convex blocks at the front end and the rear end of the sliding blocks (7), the two sliding blocks (7) are connected inside the single frame body (1) in a limiting sliding mode, and the upper side and the lower side of each sliding block (7) are connected with the telescopic blocks (6) on the upper side and the lower side in a rotating mode through the transmission rods (8).
3. The medical nursing aid for gastroscopy according to claim 1, characterized in that: the threaded rod (9) is rotatably connected with the sliding block (7) on one side in the frame body (1) and penetrates through the sliding block (7) on the other side to be connected with the sliding block (7) in the other side in a threaded mode.
4. The medical nursing aid for gastroscopy according to claim 1, characterized in that: the rubber sleeve (14), the suction pipe (18) and the collecting bottle (19) are all disposable articles, a connecting groove (15) on one side of the rubber sleeve (14) is matched with the mounting plate (13), and the mounting plate (13) extends towards the opposite direction of the knob (10) on the connecting plate (12).
5. The medical nursing aid for gastroscopy according to claim 1, characterized in that: the suction pipe (18) extends upwards to be communicated with the tail end of the flow collecting groove (16) at the inner side of the rubber sleeve (14).
6. The medical nursing aid for gastroscopy according to claim 1, characterized in that: the fork (20) is communicated with the suction pipe (18), and the fork (20) inclines obliquely upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010049997.5A CN111249017B (en) | 2020-01-17 | 2020-01-17 | Gastroscope operation is with internal medicine nursing auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010049997.5A CN111249017B (en) | 2020-01-17 | 2020-01-17 | Gastroscope operation is with internal medicine nursing auxiliary device |
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| Publication Number | Publication Date |
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| CN111249017A CN111249017A (en) | 2020-06-09 |
| CN111249017B true CN111249017B (en) | 2020-12-11 |
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| CN202010049997.5A Expired - Fee Related CN111249017B (en) | 2020-01-17 | 2020-01-17 | Gastroscope operation is with internal medicine nursing auxiliary device |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112315419B (en) * | 2020-11-23 | 2022-11-25 | 张爱玲 | Gastroscope operation is with internal medicine nursing auxiliary device |
| CN112842242B (en) * | 2021-01-28 | 2021-09-28 | 张志勇 | Strutting arrangement is used in gastroenterology gastroscopy |
| CN113101434B (en) * | 2021-05-24 | 2022-07-01 | 黑龙江省医院 | Gastrointestinal decompression device for digestion nursing and use method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20090081611A1 (en) * | 2007-09-26 | 2009-03-26 | Indentiv, Llc | Methods, devices, systems, assemblies, and kits for tissue retraction in an oral cavity |
| FR2926716B1 (en) * | 2008-01-30 | 2011-04-08 | Prophytec | LIP RETRACTOR FOR DENTAL OPERATION AND DENTAL TREATMENT SET COMPRISING SUCH A RETRACTOR |
| CN201684275U (en) * | 2009-11-23 | 2010-12-29 | 许琳 | Oral cavity supporting instrument for lavage tube |
| CN202313792U (en) * | 2011-11-22 | 2012-07-11 | 王乃俊 | Disposable vacuum saliva extractor |
| CN203693554U (en) * | 2014-02-18 | 2014-07-09 | 李丽华 | Mouth bite for stomachoscopy |
| US9968341B2 (en) * | 2015-04-21 | 2018-05-15 | Ascentcare Dental Labs, Llc | Dental bite block assembly |
| CN205672096U (en) * | 2016-04-24 | 2016-11-09 | 杜礼安 | Self-adapting type Oral negative pressure suction device |
| CN206473298U (en) * | 2016-09-27 | 2017-09-08 | 赵素平 | A kind of Multifunctional gastroscope opener |
| CN208851449U (en) * | 2017-12-12 | 2019-05-14 | 龙珍槐 | Gastroscope device and gastroenterology gastroscope component |
| CN108272596A (en) * | 2018-01-24 | 2018-07-13 | 杨梅坤 | A kind of opening training aids |
| CN108434583A (en) * | 2018-04-04 | 2018-08-24 | 吕振乾 | A kind of heart surgical department Angiocarpy operation cannula propeller |
| CN108969859B (en) * | 2018-06-21 | 2020-09-08 | 青岛市口腔医院 | Adjustable trachea cannula fixing device |
| CN208974170U (en) * | 2018-09-11 | 2019-06-14 | 西安交通大学口腔医院 | A kind of novel mouth face suction saliva integrator |
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