CN112603504A - Special removal device of cap type nasal cavity foreign matter - Google Patents
Special removal device of cap type nasal cavity foreign matter Download PDFInfo
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- CN112603504A CN112603504A CN202011561388.4A CN202011561388A CN112603504A CN 112603504 A CN112603504 A CN 112603504A CN 202011561388 A CN202011561388 A CN 202011561388A CN 112603504 A CN112603504 A CN 112603504A
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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
- A61B17/50—Instruments, other than pincettes or toothpicks, for removing foreign bodies from the human body
Abstract
A cap type special nasal foreign matter removing device relates to the technical field of medical appliances and comprises a handheld portion, one side of the handheld portion is provided with a groove, the bottom of the groove is provided with a through hole, a straight pipe I is connected in the through hole in a sliding mode, the top end and the bottom end of the straight pipe I extend into the groove and below the handheld portion respectively, an adjusting unit I is correspondingly arranged on the outer side of the top end of the straight pipe I, a bent pipe I is integrally arranged at the bottom end of the straight pipe I, a straight pipe II and a bent pipe II which are integrally arranged are correspondingly movably sleeved in the straight pipe I and the bent pipe I, the top end of the straight pipe II and the bottom end of the bent pipe II extend to the outer sides of the straight pipe I and the bent pipe I respectively, an adjusting unit II is correspondingly arranged on the outer side of the top end; the nasal cavity foreign body removing device is reasonable in structure, simple and convenient to operate, and capable of well removing cap-shaped nasal cavity foreign bodies in nasal cavities, and brings convenience to medical staff and patients.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to a cap type special removing device for foreign bodies in a nasal cavity.
Background
At present, in the otolaryngological department of a hospital, in particular the otolaryngological department of a woman and a child, a special nasal foreign body removing device is lacked, and children with small ages are easy to plug some foreign bodies into the nasal cavity, if the foreign bodies are not removed in time, the treatment brings danger to children patients, and in the existing treatment means, for the cap-type nasal foreign body, the removal method is usually to hook the nasal foreign body by using a simple tool such as a paper clip and pry the nasal foreign body for removal, and the method has low efficiency and poor effect, but also easily causes damage to the inner part of the nasal cavity of the child patient, and even can cause more danger that foreign matters enter the pharynx further from the nasal cavity, although another treatment means with high efficiency and good effect is provided for surgical removal, the surgical treatment can bring great pain to the child patient, great inconvenience to the later nursing, and long recovery time.
Disclosure of Invention
In order to overcome the defects in the background art, the invention aims to provide the cap type special nasal foreign body removing device, and the cap type special nasal foreign body removing device is characterized in that a plurality of adjustable soft straight pipes and bent pipes which are matched and sleeved with each other and have certain hardness are arranged on the handheld part, so that the aim of removing the cap type nasal foreign body, which is stuffed into the nasal cavity, of a child patient quickly, efficiently and with little pain is fulfilled.
In order to realize the purpose, the invention adopts the following technical scheme:
a cap-type special nasal foreign matter removing device comprises a handheld portion, wherein one side of the handheld portion is provided with a groove, the bottom of the groove is provided with a through hole, a straight pipe I is connected in the through hole in a sliding mode, the top end and the bottom end of the straight pipe I extend into the groove and below the handheld portion respectively, the outer side of the top end of the straight pipe I is correspondingly provided with an adjusting unit I, the bottom end of the straight pipe I is integrally provided with a bent pipe I, the insides of the straight pipe I and the bent pipe I are correspondingly movably sleeved with a straight pipe II and a bent pipe II which are integrally arranged, the top end of the straight pipe II and the bottom end of the bent pipe II extend to the outer sides of the straight pipe I and the bent pipe I respectively, the outer side of the top end of the straight pipe II is correspondingly provided with an adjusting unit II, the insides of the straight pipe II and the bent pipe II are correspondingly movably sleeved with a straight pipe III and, the outer side of the top end of the straight pipe III is correspondingly provided with an adjusting unit III, the groove is provided with a fixing unit corresponding to the adjusting unit I, the adjusting unit II and the adjusting unit III, the other side of the handheld portion is provided with a mounting groove, and an illuminating unit is arranged in the mounting groove.
The fixed unit comprises a magnet plate, the magnet plate is fixed at the position, located on the outer side of the straight pipe I, of the inner wall of the groove, and a through groove is formed in the side face of the magnet plate.
The adjusting unit I is composed of a fixing plate I, a rotating shaft and a magnet knob I, the fixing plate I is fixed on the circumferential surface of the outer side of the top end of the straight pipe I, the outer side of the fixing plate I is rotatably connected with the rotating shaft, the rotating shaft penetrates through the through groove, the outer side end of the rotating shaft is rotatably connected with the magnet knob I which is correspondingly attracted with the magnet plate through a bearing, the length of the magnet knob I is greater than the width of the through groove, and the width of the magnet knob I is smaller than the width of the through groove.
The adjusting unit II comprises a fixed plate II, a rotating shaft and a magnet knob II, the fixed plate II is fixed on the circumferential surface of the outer side of the top end of the straight pipe II, the outer side of the fixed plate II is rotatably connected with the rotating shaft, the rotating shaft penetrates through the through groove, the outer side end of the rotating shaft is rotatably connected with the magnet knob II correspondingly attracted with the magnet plate through a bearing, the length of the magnet knob II is larger than the width of the through groove, the width of the magnet knob II is smaller than that of the through groove, the width adjusting unit III is composed of a fixed plate III, the rotating shaft and a magnet knob III, the fixed plate III is fixed on the circumferential surface of the outer side of the top end of the straight pipe III, the outer side of the fixed plate III is rotatably connected with the rotating shaft, the rotating shaft penetrates through the through groove, the outer side end of the, the width of the magnet knob II is smaller than that of the through groove.
The adjusting unit III is composed of a fixing plate III, a rotating shaft and a magnet knob III, the fixing plate III is fixed on the circumferential surface of the outer side of the top end of the straight pipe III, the outer side of the fixing plate III is rotatably connected with the rotating shaft, the rotating shaft penetrates through the through groove, the outer side end of the rotating shaft is rotatably connected with the magnet knob III which corresponds to and attracts the magnet plate through a bearing, the length of the magnet knob III is larger than the width of the through groove, and the width of the magnet knob II is smaller than the width of the through groove.
The inner wall of the outer side end of the bent pipe I is provided with an anti-falling ring I, the outer side of the bent pipe II is provided with a limiting ring I corresponding to the anti-falling ring I, and the limiting ring I is located on the inner side of the anti-falling ring I.
The inner wall of the outer side end of the elbow pipe II is provided with an anti-drop ring II, the outer side of the elbow pipe III is provided with a limiting ring II corresponding to the anti-drop ring II, and the limiting ring II is positioned on the inner side of the anti-drop ring II.
The lighting unit comprises control switch, battery, LED lamp and metal collapsible tube, the battery is established in the mounting groove, one side of battery is equipped with metal collapsible tube, metal collapsible tube's outside end is equipped with the LED lamp, control switch establishes the outside at handheld portion, control switch's input is connected with the output electricity of battery, control switch's output is connected with the input electricity of LED lamp.
The pivot is three, and the diameter of pivot is less than the width that leads to the groove.
The straight pipe I, the bent pipe I, the straight pipe II, the bent pipe II, the straight pipe III and the bent pipe III are hoses with certain hardness, and the hardness of the straight pipe I, the straight pipe II, the straight pipe III, the bent pipe I, the bent pipe II and the bent pipe III is reduced in sequence.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
according to the cap-type special removing device for the nasal foreign bodies, the adjustable soft straight pipes and the adjustable bent pipes which are matched and sleeved with each other and have certain hardness are arranged on the handheld portion, so that the purpose of removing the cap-type nasal foreign bodies, which are plugged into the nasal cavities of children patients, of the children patients in a quick, efficient and low-pain mode is achieved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of a hand-held portion according to the present invention;
FIG. 3 is a schematic diagram of a magnet plate structure according to the present invention;
FIG. 4 is a partial schematic view of the present invention;
FIG. 5 is a schematic structural view of a straight pipe I according to the present invention;
FIG. 6 is a schematic structural view of a straight pipe II according to the present invention;
FIG. 7 is a schematic structural view of a straight pipe III according to the present invention;
FIG. 8 is a schematic view of a bent pipe I according to the present invention;
FIG. 9 is a schematic view of elbow II according to the present invention;
FIG. 10 is a schematic view of elbow III of the present invention;
FIG. 11 is an enlarged view of the structure at the point A of the present invention;
FIG. 12 is a schematic view of the cap-shaped nasal cavity foreign body structure according to the present invention;
in the figure: 1. a hand-held portion; 2. a groove; 3. a through hole; 4. mounting grooves; 5. a control switch; 6. a magnet plate; 7. a through groove; 8. a straight pipe I; 9. bending a pipe I; 10. bending a pipe II; 11. bending a pipe III; 12. a straight pipe II; 13. a straight tube III; 14. anti-slip ring I; 15. a limiting ring I; 16. an anti-slip ring II; 17. a limiting ring II; 18. fixing a plate I; 19. fixing a plate II; 20. fixing a plate III; 21. a rotating shaft; 22. a magnet knob III; 23. a magnet knob II; 24. a magnet knob I; 25. a storage battery; 26. an LED lamp; 27. a metal hose.
Detailed Description
The present invention will be explained in detail by the following examples, which are disclosed for the purpose of protecting all technical improvements within the scope of the present invention.
The cap-type special nasal foreign matter removing device comprises a handheld portion 1, wherein one side of the handheld portion 1 is provided with a groove 2, the bottom of the groove 2 is provided with a through hole 3, a straight pipe I8 is slidably connected in the through hole 3, the top end and the bottom end of the straight pipe I8 respectively extend into the groove 2 and below the handheld portion 1, the outer side of the top end of the straight pipe I8 is correspondingly provided with an adjusting unit I, the bottom end of the straight pipe I8 is integrally provided with an elbow pipe I9, the insides of the straight pipe I8 and the elbow pipe I9 are correspondingly movably sleeved with a straight pipe II12 and an elbow pipe II10 which are integrally arranged, the top end of the straight pipe II12 and the bottom end of the elbow pipe II10 respectively extend to the outsides of the straight pipe I8 and the elbow pipe I9, the outside of the top end of the straight pipe II12 is correspondingly provided with an adjusting unit II, the insides of the straight pipe II12 and the elbow pipe II10 are correspondingly, the top of straight tube III13 and the bottom of return bend III11 extend to the outside of straight tube II12 and return bend II10 respectively, the outside correspondence on straight tube III13 top is equipped with adjusting element III, recess 2 is equipped with the fixed unit who corresponds with adjusting element I, adjusting element II and adjusting element III, mounting groove 4 has been seted up to the opposite side of handheld portion 1, be equipped with the lighting unit in the mounting groove 4.
The fixing unit comprises a magnet plate 6, the magnet plate 6 is fixed on the inner wall of the groove 2 and positioned at the outer side of the straight pipe I8, and a through groove 7 is formed in the side face of the magnet plate 6.
Regulating unit I comprises fixed plate I18, pivot 21 and magnet knob I24, fixed plate I18 is fixed on the periphery in straight tube I8 top outside, the outside of fixed plate I18 is rotated and is connected with pivot 21, pivot 21 passes logical groove 7, the outside end of pivot 21 is connected with the magnet knob I24 that corresponds looks attraction with magnet plate 6 through the bearing rotation, magnet knob I24's length is greater than the width that leads to groove 7, magnet knob I24's width is less than the width that leads to groove 7.
The adjusting unit II comprises a fixing plate II19, a rotating shaft 21 and a magnet knob II23, the fixing plate II19 is fixed on the circumferential surface of the outer side of the top end of a straight tube II12, the outer side of the fixing plate II19 is rotatably connected with the rotating shaft 21, the rotating shaft 21 passes through a through groove 7, the outer side end of the rotating shaft 21 is rotatably connected with a magnet knob II23 which is correspondingly attracted with the magnet plate 6 through a bearing, the length of the magnet knob II23 is larger than the width of the through groove 7, the width of the magnet knob II23 is smaller than that of the through groove 7, the adjusting unit III comprises a fixing plate III20, a rotating shaft 21 and a magnet knob III22, the fixing plate III20 is fixed on the circumferential surface of the outer side of the top end of the straight tube III13, the outer side of the fixing plate III20 is rotatably connected with the rotating shaft 21, the rotating shaft 21 passes through the through groove 7, the outer side end of the rotating shaft 21 is rotatably connected with a, the width of the magnet knob II23 is smaller than that of the through groove 7.
Regulating element III comprises fixed plate III20, pivot 21 and magnet knob III22, fixed plate III20 is fixed on the periphery in straight tube III13 top outside, the outside of fixed plate III20 is rotated and is connected with pivot 21, pivot 21 passes logical groove 7, the outside end of pivot 21 is connected with the magnet knob III22 that corresponds looks attraction with magnet plate 6 through the bearing rotation, magnet knob III 22's length is greater than the width that leads to groove 7, magnet knob II 23's width is less than the width that leads to groove 7.
The inner wall of the outer side end of the elbow pipe I9 is provided with a slip-off preventing ring I14, the outer side of the elbow pipe II10 is provided with a limiting ring I15 corresponding to the slip-off preventing ring I14, and the limiting ring I15 is positioned on the inner side of the slip-off preventing ring I14.
The inner wall of the outer side end of the elbow pipe II10 is provided with a slip-off preventing ring II16, the outer side of the elbow pipe III11 is provided with a limiting ring II17 corresponding to the slip-off preventing ring II16, and the limiting ring II17 is positioned on the inner side of the slip-off preventing ring II 16.
The lighting unit comprises control switch 5, battery 25, LED lamp 26 and metal collapsible tube 27, battery 25 establishes in mounting groove 4, one side of battery 25 is equipped with metal collapsible tube 27, metal collapsible tube 27's outside end is equipped with LED lamp 26, control switch 5 establishes in the outside of handheld portion 1, control switch 5's input is connected with battery 25's output electricity, control switch 5's output is connected with LED lamp 26's input electricity.
The number of the rotating shafts 21 is three, and the diameter of each rotating shaft 21 is smaller than the width of the through groove 7.
The straight pipe I8, the bent pipe I9, the straight pipe II12, the bent pipe II10, the straight pipe III13 and the bent pipe III11 are hoses with certain hardness, and the hardness of the straight pipe I8, the straight pipe II12, the straight pipe III13, the bent pipe I9, the bent pipe II10 and the bent pipe III11 is reduced in sequence.
Embodiment 1, the cap-type special nasal foreign body removing device is powered on when in use, the handheld portion 1 is held by a hand, the LED lamp 26 is turned on through the control switch 5 to illuminate, the angle and the position of the LED lamp 26 can be adjusted as required through the metal hose 27, the LED lamp 26 can be stored in the mounting groove 4 through the metal hose 27 when the use is finished, the device is aligned with the nasal cavity, the magnet knob I24 is screwed to rotate the magnet knob I24 from the transverse rotation state of being attracted and fixed with the magnet plate 6 to the vertical state, the magnet knob I24 is moved up and down at the moment to drive the fixing plate I18 and the straight tube I8 to move, the extension length of the straight tube I8 is adjusted, the bent tube I9 is fed into the nasal cavity, then the magnet knob I24 is rotated from the vertical state of being separated from the magnet plate 6 to the transverse rotation state of being attracted and fixed again, the magnet knob II23 is screwed, the magnet knob II23 is rotated from the transverse rotation state which is attracted and fixed with the magnet plate 6 to the vertical state, the magnet knob II23 is moved up and down at the moment to adjust the extension length of the straight pipe II12, the bent pipe II10 is pushed out to a proper position from the bent pipe I9, the magnet knob III22 is rotated from the horizontal rotation state in which the magnet knob III22 is attracted and fixed to the magnet plate 6 to the vertical state by screwing the magnet knob III22, and at this time, the magnet knob III22 is moved up and down, adjusting the extension of line III13 and pushing out bend III11 from bend II10 into position, in combination with the above, while simultaneously engaging by rotating and pushing and pulling hand piece 1, the cap-shaped nasal foreign body in the nasal cavity is clamped, wound and fixed, and is pulled out by the hand-held part 1 to finish the removal operation, in the operation process, the anti-drop ring I14 and the spacing ring I15 can limit the bent pipe II10, the elbow III11 can be limited by the anti-drop ring II16 and the spacing ring II 17.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a special remove device of cap type nasal cavity foreign matter, includes handheld portion (1), characterized by: one side of handheld portion (1) is seted up fluted (2), through-hole (3) have been seted up to the bottom of recess (2), sliding connection has straight tube I (8) in through-hole (3), the top and the bottom of straight tube I (8) extend respectively to recess (2) in with the below of handheld portion (1), the outside correspondence on straight tube I (8) top is equipped with regulating unit I, the bottom an organic whole of straight tube I (8) is equipped with return bend I (9), straight tube II (12) and return bend II (10) that an organic whole set up are cup jointed to the inside correspondence activity of straight tube I (8) and return bend I (9), the top of straight tube II (12) and the bottom of return bend II (10) extend to the outside of straight tube I (8) and return bend I (9) respectively, the outside correspondence on straight tube II (12) top is equipped with regulating unit II, the inside correspondence activity of straight tube II (12) and return bend II (10) has III (13) and return bend II (10) that an organic whole set up to cup joint III (11), the top of straight tube III (13) and the bottom of return bend III (11) extend to the outside of straight tube II (12) and return bend II (10) respectively, the outside correspondence on straight tube III (13) top is equipped with adjusting unit III, recess (2) are equipped with the fixed unit that corresponds with adjusting unit I, adjusting unit II and adjusting unit III, mounting groove (4) have been seted up to the opposite side of handheld portion (1), be equipped with the lighting unit in mounting groove (4).
2. The cap-type device for removing foreign bodies in nasal cavities according to claim 1, wherein: the fixed unit comprises a magnet plate (6), the magnet plate (6) is fixed on the inner wall of the groove (2) and located at the position outside the straight pipe I (8), and a through groove (7) is formed in the side face of the magnet plate (6).
3. The cap-type device for removing foreign bodies in nasal cavities according to claim 2, wherein: adjusting element I comprises fixed plate I (18), pivot (21) and magnet knob I (24), fixed plate I (18) are fixed on the periphery in straight tube I (8) top outside, the outside of fixed plate I (18) is rotated and is connected with pivot (21), logical groove (7) are passed in pivot (21), the outside end of pivot (21) is rotated through the bearing and is connected with magnet knob I (24) that attract each other with magnet board (6) correspondence, the length of magnet knob I (24) is greater than the width that leads to groove (7), the width of magnet knob I (24) is less than the width that leads to groove (7).
4. The cap-type device for removing foreign bodies in nasal cavities according to claim 2, wherein: regulating unit II comprises fixed plate II (19), pivot (21) and magnet knob II (23), fixed plate II (19) are fixed on the periphery in straight tube II (12) top outside, the outside of fixed plate II (19) is rotated and is connected with pivot (21), logical groove (7) are passed in pivot (21), the outside end of pivot (21) is rotated through the bearing and is connected with magnet knob II (23) that attract each other with magnet board (6) correspondence, the length of magnet knob II (23) is greater than the width that leads to groove (7), the width of magnet knob II (23) is less than the width that leads to groove (7).
5. The cap-type device for removing foreign bodies in nasal cavities according to claim 2, wherein: regulating unit III comprises fixed plate III (20), pivot (21) and magnet knob III (22), fixed plate III (20) are fixed on the periphery in straight tube III (13) top outside, the outside of fixed plate III (20) is rotated and is connected with pivot (21), logical groove (7) are passed in pivot (21), the outside end of pivot (21) is connected with magnet knob III (22) that attract each other with magnet board (6) correspondence through the bearing rotation, the length of magnet knob III (22) is greater than the width that leads to groove (7), the width that the width of magnet knob II (23) is less than the width that leads to groove (7).
6. The cap-type device for removing foreign bodies in nasal cavities according to claim 1, wherein: the inner wall of the outer side end of the elbow I (9) is provided with an anti-falling ring I (14), the outer side of the elbow II (10) is provided with a limiting ring I (15) corresponding to the anti-falling ring I (14), and the limiting ring I (15) is positioned on the inner side of the anti-falling ring I (14).
7. The cap-type device for removing foreign bodies in nasal cavities according to claim 1, wherein: the inner wall of return bend II (10) outside end is equipped with anticreep ring II (16), the outside of return bend III (11) is equipped with spacing ring II (17) that correspond with anticreep ring II (16), spacing ring II (17) are located the inboard of anticreep ring II (16).
8. The cap-type device for removing foreign bodies in nasal cavities according to claim 1, wherein: the lighting unit comprises control switch (5), battery (25), LED lamp (26) and metal collapsible tube (27), establish in mounting groove (4) battery (25), one side of battery (25) is equipped with metal collapsible tube (27), the outside end of metal collapsible tube (27) is equipped with LED lamp (26), the outside at handheld portion (1) is established in control switch (5), the input of control switch (5) is connected with the output electricity of battery (25), the output of control switch (5) is connected with the input electricity of LED lamp (26).
9. The cap-type device for removing foreign bodies in nasal cavities according to any one of claims 3 to 3, wherein: the number of the rotating shafts (21) is three, and the diameter of each rotating shaft (21) is smaller than the width of the through groove (7).
10. The cap-type device for removing foreign bodies in nasal cavities according to claim 1, wherein: straight tube I (8), return bend I (9), straight tube II (12), return bend II (10), straight tube III (13) and return bend III (11) are the hose that has certain hardness, and straight tube I (8), straight tube II (12) and straight tube III (13) and return bend I (9), return bend II (10) and return bend III (11)'s hardness reduces in proper order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011561388.4A CN112603504B (en) | 2020-12-25 | 2020-12-25 | Special removal device of cap type nasal cavity foreign matter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011561388.4A CN112603504B (en) | 2020-12-25 | 2020-12-25 | Special removal device of cap type nasal cavity foreign matter |
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| CN112603504A true CN112603504A (en) | 2021-04-06 |
| CN112603504B CN112603504B (en) | 2022-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011561388.4A Active CN112603504B (en) | 2020-12-25 | 2020-12-25 | Special removal device of cap type nasal cavity foreign matter |
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| CN103370019A (en) * | 2010-11-30 | 2013-10-23 | 环球科技2000私人有限公司 | Device for retrieving a body from a tubular structure |
| JP2016002299A (en) * | 2014-06-17 | 2016-01-12 | オリンパス株式会社 | Endoscope |
| CN105596063A (en) * | 2014-09-21 | 2016-05-25 | 李峰 | Foreign body forceps head for surgery |
| KR20190054364A (en) * | 2017-11-13 | 2019-05-22 | (주)모두디앤씨 | Acne extractor |
| CN111698953A (en) * | 2017-12-01 | 2020-09-22 | 亚利桑那州立大学董事会 | Foreign matter extraction apparatus |
| CN208756118U (en) * | 2018-05-11 | 2019-04-19 | 复旦大学附属眼耳鼻喉科医院 | A kind of controllable magnetic forceps |
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| CN209464029U (en) * | 2018-10-19 | 2019-10-08 | 北京天星博迈迪医疗器械有限公司 | Nipper and line taking device |
| CN109431575A (en) * | 2018-10-24 | 2019-03-08 | 王英 | A kind of easily sliding object extractor of ear-nose-throat department |
| CN209916158U (en) * | 2019-03-04 | 2020-01-10 | 兰州大学 | Nasal foreign body taking-out device |
| CN210433716U (en) * | 2019-05-14 | 2020-05-01 | 曲靖医学高等专科学校 | Self-rescue device by aid of Helmhick method |
| CN211023018U (en) * | 2019-08-05 | 2020-07-17 | 无锡市惠山区人民医院 | Novel nasal cavity foreign body hook for taking out nasal cavity foreign bodies of children |
| CN211066957U (en) * | 2019-10-31 | 2020-07-24 | 郑州大学第二附属医院 | Alimentary canal foreign matter remove device |
| CN111870328A (en) * | 2020-08-29 | 2020-11-03 | 向红松 | Nasal cavity foreign body hook |
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