CN210044643U - A bullnose for guiding fiberoptic bronchoscope is through a mouthful trachea cannula - Google Patents
A bullnose for guiding fiberoptic bronchoscope is through a mouthful trachea cannula Download PDFInfo
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- CN210044643U CN210044643U CN201920294208.7U CN201920294208U CN210044643U CN 210044643 U CN210044643 U CN 210044643U CN 201920294208 U CN201920294208 U CN 201920294208U CN 210044643 U CN210044643 U CN 210044643U
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Abstract
The utility model provides a director for guiding fibre bronchoscope passes through mouth gas tube intubate, it can solve current optical wand guide trachea cannula art when meeting oropharyngeal portion abscess, throat or air flue swelling, influence non-light tight circumstances such as the trachea the place ahead exists swelling, hypertrophy, can't judge the optical wand position and can't guide the technical problem that endotracheal tube got into the air flue smoothly. The utility model provides a bullnose for leading fiberoptic bronchoscope is through mouth trachea cannula which characterized in that: it comprises a body, a locking mechanism and a guide tube; the body is provided with a guide groove; the guide tube is provided with a side groove, the side groove extends from an opening at one end of the guide tube to an opening at the other end of the guide tube and penetrates through the tube wall of the guide tube, the guide tube is connected with the body, the opening at one end of the guide tube is communicated with an opening at one end of the guide groove in the groove length direction, and the side groove is communicated with an opening at one side of the guide groove in the groove depth direction; the locking mechanism can fix the light guide rod of the light rod and the inserted optical cable of the fiber bronchoscope with the guide tube or the body.
Description
Technical Field
The utility model relates to a mouthful trachea cannula equipment technical field, concretely relates to a bullnose for leading fiberoptic bronchoscope passes through a mouthful trachea cannula.
Background
The optical wand guide trachea intubation can solve most trachea intubation problems, when a doctor uses the optical wand, the position of the optical wand is generally judged by the brightness of a guide light beam at the front end of the optical wand, and the guide light beam when the optical wand is in the trachea is brighter than the guide light beam when the optical wand is in the esophagus. However, when the patient encounters an oropharyngeal abscess, a laryngeal part or airway swelling, swelling and pachynsis in front of the trachea and other conditions affecting light transmission, such as a huge goiter, the huge thyroid tissue covers the trachea, on one hand, the guiding light beam at the front end of the light bar directly becomes dim, and the position of the light bar cannot be quickly and accurately judged, on the other hand, the fiber bronchoscope is soft and easy to bend and has a small ocular lens, the huge thyroid tissue prevents the optical cable inserted by the fiber bronchoscope from moving smoothly to the front end of the light bar, and cannot judge the position of the light bar through the fiber bronchoscope, so that the tracheal catheter cannot be smoothly guided into the airway, the time of the whole tracheal intubation is prolonged, the hypoxia time of the patient is correspondingly prolonged, and if the hypoxia time of the patient exceeds 5 minutes, encephaledema and postoperative cognitive dysfunction may occur, even brain death occurs in severe cases.
SUMMERY OF THE UTILITY MODEL
The utility model provides a director for guiding fibre bronchoscope passes through mouth gas tube intubate, it can solve current optical wand guide trachea cannula art when meeting oropharyngeal portion abscess, throat or air flue swelling, influence non-light tight circumstances such as the trachea the place ahead exists swelling, hypertrophy, can't the accurate technical problem who judges the position that the optical wand is located and can't guide endotracheal tube to get into the air flue smoothly fast.
Its technical scheme is like, a bullnose for leading fiberoptic bronchoscope is through mouthful trachea cannula, its characterized in that: it comprises a body, a locking mechanism and a guide tube; the body is provided with a guide groove, two sides of the guide groove in the groove length direction and one side of the guide groove in the groove depth direction respectively penetrate through the body, and a light guide rod of a light rod and an inserted optical cable of the fiberoptic bronchoscope can extend into the guide groove and penetrate through the body from the groove length direction of the guide groove; the fiber bronchoscope comprises a guide tube, a body and a fiber bronchoscope body, wherein the guide tube is provided with a side groove, the side groove extends from an opening at one end of the guide tube to an opening at the other end of the guide tube and penetrates through the tube wall of the guide tube, the guide tube is connected with the body, the opening at one end of the guide tube is communicated with an opening at one end of the guide groove in the groove length direction, the side groove is communicated with an opening at one side of the guide groove in the groove depth direction, and an inserted optical cable of the fiber bronchoscope can be separated from the guide tube and the body from the; the locking mechanism comprises a first locking mechanism and a second locking mechanism which can be unlocked, the first locking mechanism can fix the light guide rod of the optical rod with the guide tube or the body, and the second locking mechanism is used for fixing the inserted optical cable of the fiber bronchoscope with the guide tube or the body.
Furthermore, the guide device further comprises a partition plate, the partition plate is arranged in the guide groove and extends along the groove length direction of the guide groove, the partition plate divides the guide groove into a first guide hole and a second guide hole which are arranged from inside to outside along the groove depth direction, and an opening at one end of the guide pipe is communicated with the first guide hole and the second guide hole.
Further, the partition plate is integrally formed with the body.
Furthermore, an inserting part is convexly arranged at one end of the body, the first guide hole and the second guide groove penetrate through the inserting part, and one end of the guide pipe is sleeved outside the inserting part and is fixed through a locking part.
Furthermore, the first locking mechanism and the second locking mechanism are installed on the body, the first locking mechanism is used for fixing the light guide rod of the light rod with the body, and the second locking mechanism is used for fixing the inserting optical cable of the fiber bronchoscope with the body.
Furthermore, each of the first locking mechanism and the second locking mechanism comprises an eccentric wheel, a pin and a shifting lever, the body is provided with an assembly hole corresponding to the first guide hole and the second guide hole respectively, the eccentric wheel is rotatably mounted in the assembly hole through the pin, and the shifting lever is mounted on the eccentric wheel.
Preferably, the radial side surface of the eccentric wheel is provided with an annular groove, and the cross section of the groove is arc-shaped.
Further, the guide tube is made of soft materials.
Further, the guide tube is a J-shaped guide tube.
The utility model discloses a director can be through first locking mechanism and second locking mechanism with the leaded light stick of optical wand, the optical cable that inserts of fiber bronchoscope, guiding tube three is fixed, namely the optical cable that inserts of fiber bronchoscope can get into patient's oral cavity with the leaded light stick of optical wand in step, when meeting the translucent circumstances such as the existence swelling in trachea the place ahead, hypertrophy, can observe the position that the optical wand is located through fiber bronchoscope, also can according to actual conditions, loosen second locking mechanism a little, make the optical cable that inserts can follow the guiding tube back-and-forth movement, see the glottic position through the eyepiece of fiber bronchoscope, then send the front end of optical rod, insert the optical cable, guiding tube three into the glottic, secondly unblock second locking mechanism completely, shake the guiding tube slightly, make the optical cable that inserts can break away from body and guiding tube through the opening of the groove depth direction one side of guiding tube, then the light guide rod together with the optical cable is withdrawn from the oral cavity, and finally the tracheal catheter sleeved with the insertion optical cable can be sent into the trachea along the insertion optical cable, so that the intubation can be completed rapidly and smoothly.
Drawings
Fig. 1 is a schematic structural diagram of the guide of the present invention.
Fig. 2 is a schematic structural view of the introducer without a guide tube.
Fig. 3 is a left side view schematic diagram of the guide device of the present invention without the guide tube.
Fig. 4 is a right-view structural schematic diagram of the introducer of the present invention without a guide tube.
Fig. 5 is a schematic view of the cross-sectional structure along the direction A-A in fig. 4.
Fig. 6 is a schematic structural view of the guide of the present invention.
Fig. 7 is a schematic view of the guiding device of the present invention in use with a fiberoptic bronchoscope and a light wand.
Detailed Description
As shown in fig. 1 to 7, a guide for guiding a peroral trachea cannula of a fiber bronchoscope comprises a body 1, a locking mechanism and a guide tube 2; the body 1 is provided with a guide groove 11, two sides of the guide groove 11 in the groove length direction and one side of the guide groove 11 in the groove depth direction respectively penetrate through the body 1, and a light guide rod of a light rod and an inserted optical cable of a fiber bronchoscope can extend into the guide groove 11 and penetrate through the body 1 from the groove length direction of the guide groove 11; the side groove 22 is formed in the guide tube 2, the side groove 22 extends from an opening at one end of the guide tube 2 to an opening at the other end of the guide tube 2 and penetrates through a tube wall 21 of the guide tube 2, the guide tube 2 is connected with the body 1, the opening at one end of the guide tube 2 is communicated with an opening at one end of the guide groove 11 in the groove length direction, the side groove 22 is communicated with an opening at one side of the guide groove 11 in the groove depth direction, an inserted optical cable of the fiber bronchoscope can be separated from the guide tube 2 and the body 1 from the openings at one side of the side groove 22 and the guide groove 11 in the groove depth direction, namely the width of the side groove 22 and the width; the locking mechanism comprises a first locking mechanism 3a and a second locking mechanism 3b which can be unlocked, the first locking mechanism 3a can fix the light guide rod of the optical rod with the guide tube 2 or the body 1, and the second locking mechanism 3b is used for fixing the inserted optical cable of the fiberoptic bronchoscope with the guide tube 2 or the body 1.
The guide device further comprises a partition plate 14, the partition plate 14 is arranged in the guide groove 11 and extends along the groove length direction of the guide groove 11, preferably, the partition plate 14 is integrally formed with the body 1, the partition plate 14 divides the guide groove 11 into a first guide hole 12 which is arranged from inside to outside and is used for a light guide rod of the light guide rod to pass through and a second guide groove 13 which is used for an insertion optical cable of the fiber bronchoscope to pass through, and one end opening of the guide pipe 2 is communicated with the first guide hole 12 and the second guide groove 13. The partition board can limit the size of the second guide groove 13 on one hand, so that the optical cable can be separated from the second guide groove 13 by slightly inserting the optical cable; on the other hand, the guiding function is provided for the light guide rod and the inserting optical cable, the light guide rod is positioned at the inner side of the guide pipe after being inserted, the inserting optical cable is positioned at the outer side of the guide pipe after being inserted and is adjacent to the side groove, the light guide rod and the inserting optical cable can be prevented from crossing or winding in the guide pipe, and the inserting optical cable can be ensured to be smoothly separated from the second guide groove.
The protruding grafting portion 15 that is equipped with of 1 one end of body, first bullport 12 and second guiding groove 13 run through the grafting portion, and the one end cover of guiding tube 2 is located outside grafting portion 15 and through the screw fixation, and in the picture, 17 are the screw hole, and the setting of grafting portion is convenient for the assembly of guiding tube, fixed and be convenient for the leaded light stick and insert the optical cable and send into the guiding tube smoothly.
The first locking mechanism 3a and the second locking mechanism 3b are arranged on the body 1, the first locking mechanism 3a is used for fixing the light guide rod of the light rod with the body 1, and the second locking mechanism 3b is used for fixing the inserted optical cable of the fiber bronchoscope with the body 1; the first locking mechanism 3a and the second locking mechanism 3b respectively comprise an eccentric wheel 31, a pin 32 and a deflector rod 33, the body 1 is respectively provided with an assembly hole 17 corresponding to the first guide hole 12 and the second guide hole 13, the eccentric wheel 31 is rotatably arranged in the assembly hole 17 through the pin 32, and the deflector rod 33 is arranged on the eccentric wheel 31; the radial side of the eccentric wheel 31 is provided with an annular groove 34, and the cross section of the groove 34 is arc-shaped. The locking mechanism that eccentric wheel 31, pin 32 and driving lever 33 constitute is installed in body 1 and is convenient for operate, can realize locking, half unblock and unblock three state through the regulation of driving lever to the eccentric wheel, groove 34 of arc cross-section can increase on the one hand with the leaded light stick, insert the area of contact of optical cable, can effectively prevent locking mechanism and press the damage that arouses to lock between them, on the other hand, during half unblock, relieve the lock to inserting the optical cable and press, insert the optical cable and can follow the removal of second guiding groove, and simultaneously, the slot cooperation second guiding groove keeps direction and limiting displacement to inserting the optical cable, prevent to insert the optical cable and deviate from the second guiding groove.
The guiding tube 2 is made of soft material, the guiding tube 2 is a J-shaped guiding tube 2, and the J-shaped guiding tube 2 is matched with the human anatomy physiology and the bending shape of the guiding rod.
In fig. 7, 41 denotes a main body of the fiberoptic bronchoscope, 42 denotes an insertion cable of the fiberoptic bronchoscope, 51 denotes a grip of a light stick, 52 denotes a light guide stick of the light stick, and 6 denotes a tracheal tube.
As shown in figure 7, when the guiding device of the utility model is used, 1, the inserting optical cable of the fiber bronchoscope is sleeved with the tracheal catheter, 2, the light guide rod of the light rod is inserted into the guiding tube from the first guiding hole, the inserting optical cable of the fiber bronchoscope is inserted into the guiding tube from the second guiding hole, 3, the light guide rod, the inserting optical cable and the body are fixed by the locking of the first locking mechanism and the second locking mechanism, and then are fixed with the guiding tube, 4, the inserting optical cable of the fiber bronchoscope, the light guide rod of the light rod and the guiding tube synchronously enter the oral cavity of a patient, when the transparent condition of swelling, thickening and the like in front of the trachea is met, the position of the light rod can be observed through the fiber bronchoscope, the second locking mechanism can be slightly released according to the actual condition, namely the second locking mechanism is semi-unlocked, so that the inserting optical cable can move back and forth along the guiding tube, 5. confirm behind the glottis position, then with the leaded light stick, insert the optical cable, the glottis is sent into to guiding tube three's front end, 6, unblock second locking mechanism completely, slightly wave the guiding tube, make and insert the opening of the groove depth direction one side of optical cable through the guiding groove, the side groove of guiding tube breaks away from body and guiding tube, 7, the leaded light stick withdraws from the oral cavity together with the guiding tube, 8, the tracheal catheter that the cover was located and is inserted the optical cable just can be sent into the trachea along inserting the optical cable, and then accomplish the intubate rapidly, smoothly. If the front end of the guiding tube is located near the esophagus, the J-shaped guiding tube can be properly tilted to move the front end of the inserted optical cable up to the glottis.
Claims (9)
1. The utility model provides a bullnose for leading fiberoptic bronchoscope is through mouth trachea cannula which characterized in that: it comprises a body, a locking mechanism and a guide tube; the body is provided with a guide groove, two sides of the guide groove in the groove length direction and one side of the guide groove in the groove depth direction respectively penetrate through the body, and a light guide rod of a light rod and an inserted optical cable of the fiberoptic bronchoscope can extend into the guide groove and penetrate through the body from the groove length direction of the guide groove; the fiber bronchoscope comprises a guide tube, a body and a fiber bronchoscope body, wherein the guide tube is provided with a side groove, the side groove extends from an opening at one end of the guide tube to an opening at the other end of the guide tube and penetrates through the tube wall of the guide tube, the guide tube is connected with the body, the opening at one end of the guide tube is communicated with an opening at one end of the guide groove in the groove length direction, the side groove is communicated with an opening at one side of the guide groove in the groove depth direction, and an inserted optical cable of the fiber bronchoscope can be separated from the guide tube and the body from the; the locking mechanism comprises a first locking mechanism and a second locking mechanism which can be unlocked, the first locking mechanism can fix the light guide rod of the optical rod with the guide tube or the body, and the second locking mechanism is used for fixing the inserted optical cable of the fiber bronchoscope with the guide tube or the body.
2. The introducer for guiding an orotracheal tube of a bronchofiberscope according to claim 1, wherein: the guide device further comprises a partition plate, the partition plate is arranged in the guide groove and extends along the groove length direction of the guide groove, the partition plate divides the guide groove into a first guide hole and a second guide hole which are arranged from inside to outside along the groove depth direction, and an opening at one end of the guide pipe is communicated with the first guide hole and the second guide hole.
3. The introducer for guiding an orotracheal tube of a bronchofiberscope according to claim 2, wherein: the partition plate and the body are integrally formed.
4. The introducer for guiding an orotracheal tube of a bronchofiberscope according to claim 2, wherein: the body one end is protruding to be equipped with grafting portion, first bullport with the second guiding groove runs through grafting portion, the pot head of guiding tube is located outside grafting portion and is fixed through the retaining member.
5. The introducer for guiding an orotracheal tube of a bronchofiberscope according to claim 2, wherein: the first locking mechanism and the second locking mechanism are installed on the body, the first locking mechanism is used for fixing the light guide rod of the light rod with the body, and the second locking mechanism is used for fixing the inserting optical cable of the fiber bronchoscope with the body.
6. The introducer for guiding an orotracheal tube of a bronchofiberscope according to claim 5, wherein: the first locking mechanism and the second locking mechanism respectively comprise an eccentric wheel, a pin and a deflector rod, the body corresponds to the first guide hole and the second guide hole, assembly holes are respectively formed in the first guide hole and the second guide hole, the eccentric wheel is rotatably installed in the assembly holes through the pin, and the deflector rod is installed on the eccentric wheel.
7. The introducer for guiding an orotracheal tube of a bronchofiberscope according to claim 6, wherein: the radial side surface of the eccentric wheel is provided with an annular groove, and the cross section of the groove is arc-shaped.
8. The introducer for guiding an orotracheal tube of a bronchofiberscope according to claim 1, wherein: the guide tube is made of soft materials.
9. The introducer for guiding an orotracheal tube of a bronchofiberscope according to claim 8, wherein: the guide tube is a J-shaped guide tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920294208.7U CN210044643U (en) | 2019-03-08 | 2019-03-08 | A bullnose for guiding fiberoptic bronchoscope is through a mouthful trachea cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920294208.7U CN210044643U (en) | 2019-03-08 | 2019-03-08 | A bullnose for guiding fiberoptic bronchoscope is through a mouthful trachea cannula |
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| Publication Number | Publication Date |
|---|---|
| CN210044643U true CN210044643U (en) | 2020-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920294208.7U Active CN210044643U (en) | 2019-03-08 | 2019-03-08 | A bullnose for guiding fiberoptic bronchoscope is through a mouthful trachea cannula |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847164A (en) * | 2019-03-08 | 2019-06-07 | 江苏省原子医学研究所 | For guiding the guiding device of the oral promoting the circulation of qi cannula of branchofiberoscope |
-
2019
- 2019-03-08 CN CN201920294208.7U patent/CN210044643U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109847164A (en) * | 2019-03-08 | 2019-06-07 | 江苏省原子医学研究所 | For guiding the guiding device of the oral promoting the circulation of qi cannula of branchofiberoscope |
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