CN113100752A - Measuring device in air flue - Google Patents
Measuring device in air flue Download PDFInfo
- Publication number
- CN113100752A CN113100752A CN202110295940.8A CN202110295940A CN113100752A CN 113100752 A CN113100752 A CN 113100752A CN 202110295940 A CN202110295940 A CN 202110295940A CN 113100752 A CN113100752 A CN 113100752A
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- China
- Prior art keywords
- measuring
- connecting block
- claw
- interior
- buret
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/107—Measuring physical dimensions, e.g. size of the entire body or parts thereof
- A61B5/1076—Measuring physical dimensions, e.g. size of the entire body or parts thereof for measuring dimensions inside body cavities, e.g. using catheters
Abstract
The invention discloses an air flue internal measuring device which comprises a measuring tube, a connecting block and an internal measuring mechanism, wherein a lens is arranged at one end of the measuring tube, and the connecting tube and the internal measuring mechanism are both arranged in the end of the measuring tube, which is provided with the lens; the connecting block is fixedly arranged on the inner wall of the measuring tube, and the surface of the connecting block is provided with a first sliding groove; interior measuring mechanism includes interior measuring claw, force sensor and spring, interior measuring claw is equipped with two symmetrically, and all with a spout sliding connection, two interior measuring claw is connected through the hydraulic stem, the one end of interior measuring claw stretches out the survey buret, and the orientation is crooked each other keeping away from, force sensor sets up on one of them interior measuring claw, the both ends of spring are connected with force sensor and another interior measuring claw respectively. By using the measuring device in the air passage, the tensile length of the spring is measured through the tension sensor, so that the inner diameter of the air passage is measured, and the doctor can further diagnose and treat the air passage conveniently.
Description
Technical Field
The invention particularly relates to an airway internal measuring device.
Background
The trachea is a pipeline connecting the larynx and the bronchus, is not only a passage of air, but also has the functions of defending, removing foreign matters and adjusting the temperature and the humidity of the air. The symptoms of severe choking, breath holding, dyspnea and the like can be caused by the contraction of the airway, foreign matters or internal growths in the trachea, and suffocation can be caused in severe cases.
To prevent asphyxia or other respiratory complications, a timely visit to a doctor is required. In the prior art, no matter a laryngoscope or a bronchus endoscope is used for observing the airway, no instrument is used for measuring the size of the airway, a doctor can estimate the size, foreign matters and ingrowth of the airway only by self experience, objective and accurate size data cannot be obtained, and the further diagnosis and treatment of the doctor are not facilitated.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an air passage internal measuring device which can measure the inner diameter of an air passage.
In order to achieve the purpose, the invention is realized by the following technical scheme: an airway internal measuring device comprises a measuring tube, a connecting block and an internal measuring mechanism, wherein a lens is arranged at one end of the measuring tube, and the connecting tube and the internal measuring mechanism are both arranged at one end of the measuring tube, which is provided with the lens;
the connecting block is fixedly arranged on the inner wall of the measuring tube, and the surface of the connecting block is provided with a first sliding groove;
interior measuring mechanism includes interior measuring claw, force sensor and spring, interior measuring claw is equipped with two symmetrically, and all with a spout sliding connection, two interior measuring claw is connected through the hydraulic stem, the one end of interior measuring claw stretches out the survey buret, and the orientation is crooked each other keeping away from, force sensor sets up on one of them interior measuring claw, the both ends of spring are connected with force sensor and another interior measuring claw respectively.
Observe the back through the camera lens of surveying buret, measure in with two in the claw stretches into the air flue, start the extension of hydraulic stem, measure the direction motion that the claw orientation kept away from each other in driving two, the inner wall of air flue is touched to the one end of the outside bending that makes two interior measurement claws, and the spring is stretched on for force sensor this moment.
The beneficial effects of the measuring device in the air passage are as follows: can record the length that the spring is stretched through force transducer to learn the internal diameter size of air flue, compare and can obtain more accurate air flue internal diameter change data in the range estimation, be convenient for doctor's further diagnosis and standard operation.
Further, the ends of the inner measuring claws, which are far away from each other, are rounded.
Thereby interior measuring claw sets up the fillet and can avoid fish tail trachea when measuring.
The measuring device further comprises an outer measuring mechanism, the outer measuring mechanism comprises two outer measuring claws and rotating wheels, the two outer measuring claws are symmetrically arranged on the outer walls of the two sides of the measuring tube, one end of each outer measuring claw extends out of the measuring tube, the other end of each outer measuring claw is fixedly connected with the rotating wheel, the rotating wheels are rotatably connected with the measuring tube, and torsional springs are arranged at the rotating connection positions;
the inner wall of surveying buret is equipped with spout two along the axial, two sliding connection of connecting block and spout, the one side of measuring the claw in keeping away from with the connecting block is connected, the other end of stay cord is worn out from the one end of surveying buret and keeping away from the camera lens, the both sides of connecting block all are connected with two runners through the haulage rope, the haulage rope can drive two runners and rotate in opposite directions.
The outer measuring claw is used for measuring the external diameter of foreign matter, the stay cord of the pulling other end, the connecting block slides on the second sliding groove, the pull rope through both sides drives the runner to rotate simultaneously, the two outer measuring claws rotate in opposite directions, the two inner measuring claws are taken in the measuring pipe, the outer measuring claw clamps the foreign matter, and the external diameter of the foreign matter can be measured through the length pulled out by the stay cord.
Furthermore, a through hole communicated with the two opposite sides is formed in the connecting block, the traction rope is arranged in the through hole, and the two ends of the traction rope respectively penetrate through the connecting block to be connected with the two rotating wheels;
the connecting block passes through the slide rail and is connected with spout two, the slide rail sets up along through-hole axial and perpendicular to spout two to with spout two sliding connection, connecting block and slide rail sliding connection, the both sides along the slide rail axial of connecting block all are equipped with connecting spring and stay cord two, connecting spring is connected with the inner wall of surveying buret, all be equipped with on the both sides inner wall of surveying buret from the driving wheel, stay cord two is around establishing and stretching out the one end of surveying buret and keeping away from the camera lens from the driving wheel.
When interior measuring mechanism is not in air flue central point and puts, through pulling one of them stay cord two, drive the connecting block displacement on the slide rail to measuring mechanism's position in the regulation makes two interior measuring claws homoenergetic touch the inner wall of air flue, promotes measuring accuracy, and the connecting spring is used for the connecting block to reset to the intermediate position.
Furthermore, one side of the outer measuring claw, which is close to one end of the rotating wheel and is close to the measuring pipe, is provided with an arc-shaped notch.
When measuring the claw when rotating for surveying buret outward, the breach is used for avoiding interfering to promote the rotation range of measuring the claw outward, can measure less foreign matter radius.
Further, the one end of surveying the buret of keeping away from the camera lens is equipped with the rope pulling device, including capstan winch and handle, the capstan winch rotationally sets up on surveying the buret, the handle sets up on the capstan winch, stay cord one is connected with the periphery of capstan winch, be equipped with the pointer on the capstan winch, be equipped with the scale mark along circumference on the survey buret outer wall around the capstan winch.
The winch is rotated through the handle, the pull rope is pulled outwards to drive the outer measuring claw to rotate, and the pulling distance can be obtained clearly by observing the pointer and the scale marks, so that the measured data can be obtained.
Furthermore, a through groove is formed in the winch along the circumferential direction, a threaded hole communicated with the through groove is formed in the measuring pipe, and a locking bolt penetrating through the through groove is connected to the threaded hole in an inner thread mode.
During measurement, the winch and the pull rope are fixed in position through the locking bolt, so that resilience is avoided, and a doctor can observe and record measurement data conveniently.
Furthermore, the outer measuring claw is provided with a marking line along the axial direction, and the outer wall of the measuring pipe around the winch is provided with a plurality of layers of scale marks along the circumferential direction.
Because the outer measuring claw measures the outer diameter of the foreign body in a rotating clamping mode, different clamping parts can obtain different measuring data, and the marking lines are used for conveniently observing the clamping part and correspond to multiple layers of different scale marks.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings, which are required to be used in the embodiments, will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.
Fig. 1 is a front view of a measuring tube lens end of an intra-airway measuring device according to an embodiment of the present invention;
FIG. 2 is a schematic view of an intra-airway measurement device shown in FIG. 1 at A;
FIG. 3 is a top view of a connection block of the in-airway measuring device of FIG. 1;
FIG. 4 is a schematic diagram of a measuring tube of an intra-airway measuring device according to an embodiment of the present invention;
reference numerals:
10-measuring tube, 11-connecting block, 111-through hole, 12-sliding groove II and 13-sliding rail;
20-an internal measuring mechanism, 21-an internal measuring claw, 22-a tension sensor, 23-a spring, 24-a hydraulic rod, 25-a second pull rope, 26-a connecting spring and 27-a driven wheel;
30-outer measuring mechanism, 31-outer measuring claw, 311-notch, 312-marking line, 32-pull rope, 33-rotating wheel and 34-pull rope;
40-rope puller, 41-winch, 411-pointer, 412-scale mark, 413-through groove, 414-locking bolt and 42-handle.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
Referring to fig. 1 to 4, the present invention provides an airway measuring device, which includes a measuring tube 10 and an inner measuring mechanism 20, wherein the measuring tube 10 is inserted into an airway, and the inner measuring mechanism 20 measures the inner diameter of the airway, so as to facilitate further diagnosis and treatment of a doctor.
Specifically, one end of the measurement tube 10 is provided with a lens (a tip in fig. 1, the lens is a prior art lens and is not shown in the figure) for a doctor to observe after extending into the trachea. The inner wall of one end of the measuring tube 10 close to the lens is provided with a connecting block 11, and an inner measuring mechanism 20 is arranged on the connecting block 11. As shown in fig. 1 and 2, the inner measuring mechanism 20 includes two inner measuring claws 21, a tension sensor 22 and a spring 23, the two inner measuring claws 21 are symmetrically arranged on the surface of the connecting block 11, a first sliding groove is arranged on the connecting block 11, one end of the inner measuring claw 21 is slidably connected with the first sliding groove, the other end of the inner measuring claw is bent towards a direction away from each other, and the two inner measuring claws 21 are connected through a hydraulic rod 24. The tension sensor 22 is arranged on one of the inner measuring claws 21 and is positioned on one side close to each other, one end of the spring 23 is connected with the tension sensor 22, and the other end is connected with the other measuring claw.
Will survey buret 10 and stretch into the trachea, observe the back through the camera lens, measure claw 21 orientation direction motion of keeping away from each other in with two through hydraulic stem 24, make crooked end can contact with the inner wall of air flue, the tensile length of spring 23 that measures through force transducer 22, can obtain the distance between both ends, the internal diameter of air flue promptly.
In this embodiment, the two inner measuring claws 21 are away from each other and the bent ends are rounded, so as to avoid scratching the trachea of the patient during measurement. The inner measurement mechanism 20 can measure not only the inner diameter of the airway but also the inner diameter of a foreign object having a hole therein.
As shown in fig. 1 and fig. 3, in the present embodiment, the inner measuring mechanism 20 further includes a second pulling rope 25, a connecting spring 26 and a driven wheel 27, the inner wall of the measuring tube 10 is provided with a sliding rail 13 transversely disposed, the connecting block 11 is slidably connected with the sliding rail 13, and both sides are provided with the second pulling rope 25 and the connecting spring 26, the other end of the connecting spring 26 is connected with the inner wall of the measuring tube 10, the driven wheel 27 is rotatably disposed on both sides, the second pulling rope 25 bypasses the driven wheel 27 and extends from one end of the measuring tube 10 away from the lens, the connecting block 11 can be slid on the sliding rail 13 by pulling one of the second pulling ropes 25, so as to adjust the position of the inner measuring mechanism 20, in case that the inner measuring mechanism is not located at the center of the air passage, both the inner measuring claws 21 can be touched on the inner wall, so as to.
Specifically, still be equipped with the outer measurement mechanism 30 that is used for measuring the foreign matter external diameter in surveying buret 10, including outer measurement claw 31, stay cord 32 and runner 33, outer measurement claw 31 is equipped with two symmetrically, is located respectively and surveys buret 10 relative both sides outer wall, and with runner 33 fixed connection, runner 33 inlays and establishes in surveying buret 10's inner wall, and rotate with the inner wall and be connected, it is equipped with the torsional spring to rotate the junction, stay cord 32 one end is connected with connecting block 11, the other end stretches out from the one end of surveying buret 10 keeping away from the camera lens. Survey the inner wall of buret 10 and be equipped with two 12 of spouts along the axial, two 12 sliding connection of slide rail 13 and spout, connecting block 11 is close to the both sides of runner 33 and all is connected with runner 33 through haulage rope 34, connecting block 11 slides and can drives two rotations and rotate in opposite directions, because the connecting block 11 will remove about, consequently, through-hole 111 has been seted up along the slide rail 13 axial, the both ends of haulage rope 34 are worn out from through-hole 111 and are connected with runner 33, connecting block 11 can not exert an influence to haulage rope 34 when moving on slide rail 13.
For the foreign matter with the outer diameter needing to be measured, after the foreign matter is observed through a lens, the pull rope 32 is pulled to drive the connecting block 11 to slide on the second sliding groove 12, the inner measuring mechanism 20 is retracted into the measuring tube 10, meanwhile, the two rotating wheels 33 are driven to rotate oppositely through the traction rope 34, the two outer measuring claws 31 are driven to rotate oppositely, after the foreign matter is clamped, the outer diameter of the foreign matter can be measured through the pulling distance of the pull rope 32, and after the pull rope 32 is loosened, the foreign matter is loosened and reset by the outer measuring claws 31 under the action of the torsion spring.
In this embodiment, the outer measuring claw 31 is attached to the outer wall of the measuring pipe 10, and one side close to the measuring pipe 10 is provided with an arc notch 311, and when the measuring pipe 10 rotates relatively, the arc notch 311 is used for accommodating the pipe orifice, so that interference is avoided, and the rotation range of the outer measuring claw 31 is enlarged.
Specifically, as shown in fig. 4, the end of the measurement pipe 10 away from the lens is provided with a rope puller 40, which includes a capstan 41, a handle 42 and a pointer 411, the capstan 41 is rotatably disposed on the outer wall of the measurement pipe 10, the handle 42 and the pointer 411 are disposed on the capstan 41, the outer wall of the measurement pipe 10 is provided with a scale mark 412 disposed around the circumferential outer side of the capstan 41, and is provided with a threaded hole communicating with the through groove 413, and a locking bolt 414 passing through the through groove 413 is threadedly connected in the threaded hole. The outer wall that the stay cord 32 worn out the survey buret 10 is connected with the circumference outer wall of capstan 41, rotates handle 42 and capstan 41 during the use to pulling stay cord 32 and connecting block 11, passing through locking bolt 414 during the measurement and fixing capstan 41 and stay cord 32, thereby can be convenient for observe pointer 411 and scale mark 412, in order to obtain more accurate measured data.
Further, the outer measuring claw 31 is provided with the mark line 312 along the axial direction, the scale mark 412 is provided with a plurality of layers around the circumference of the winch 41, and the outer measuring claw 31 is used for measuring in a rotating clamping mode, so that different measuring data can be obtained by clamping at different positions, the clamping position can be conveniently observed through the mark line 312, the mark line corresponds to different scale marks 412, and accurate measuring data can be obtained.
The working principle of the measuring device in the air passage is as follows: the survey buret 10 stretches into in the trachea, and the back is observed to the camera lens, and hydraulic stem 24 struts two interior measurement claws 21 towards the direction of keeping away from each other until touching the inner wall of air flue, and spring 23 is also stretched thereupon simultaneously, and the numerical value that measures through force transducer 22 can obtain the distraction distance between two interior measurement claws 21 to survey the air flue internal diameter.
To the foreign matter that needs measured the external diameter, rotate the capstan winch and make the stay cord drive the sliding block along surveying buret endwise slip, take in intraductal measuring mechanism to drive two outer measuring claws through the haulage rope and rotate to the direction that is close to each other, until touching with the foreign matter, fix the capstan winch through the locking bolt, observe the touching position of outer measuring claw and foreign matter this moment, correspond corresponding scale mark again and can obtain the external diameter data of foreign matter.
Use above-mentioned measuring device in air flue, can measure the internal diameter size of air flue to measure the size of foreign matter earlier before taking out the foreign matter, compare and can obtain more accurate data in traditional range estimation, thereby do benefit to the standardized operation of doctor and further diagnosis and treatment.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (8)
1. An intra-airway measurement device, characterized in that: the device comprises a measuring tube, a connecting block and an internal measuring mechanism, wherein a lens is arranged at one end of the measuring tube, and the connecting tube and the internal measuring mechanism are both arranged in the end of the measuring tube, which is provided with the lens;
the connecting block is fixedly arranged on the inner wall of the measuring tube, and the surface of the connecting block is provided with a first sliding groove;
interior measuring mechanism includes interior measuring claw, force sensor and spring, interior measuring claw is equipped with two symmetrically, and all with a spout sliding connection, two interior measuring claw is connected through the hydraulic stem, the one end of interior measuring claw stretches out the survey buret, and the orientation is crooked each other keeping away from, force sensor sets up on one of them interior measuring claw, the both ends of spring are connected with force sensor and another interior measuring claw respectively.
2. An intra-airway measurement device as claimed in claim 1 in which: and one ends of the inner measuring claws, which are far away from each other, are chamfered.
3. An intra-airway measurement device as claimed in claim 1 in which: the measuring device is characterized by further comprising an external measuring mechanism, wherein the external measuring mechanism comprises two external measuring claws, rotating wheels and pull ropes, the two external measuring claws are symmetrically arranged on the outer walls of the two sides of the measuring tube, one ends of the external measuring claws extend out of the measuring tube, the other ends of the external measuring claws are fixedly connected with the rotating wheels, the rotating wheels are rotatably connected with the measuring tube, and torsional springs are arranged at the rotating connection positions;
the inner wall of surveying buret is equipped with spout two along the axial, two sliding connection of connecting block and spout, the one side of measuring the claw in keeping away from with the connecting block is connected, the other end of stay cord is worn out from the one end of surveying buret and keeping away from the camera lens, the both sides of connecting block all are connected with two runners through the haulage rope, the haulage rope can drive two runners and rotate in opposite directions.
4. An intra-airway measurement device as claimed in claim 3 in which: a through hole communicated with the two opposite sides is formed in the connecting block, the traction rope is arranged in the through hole, and two ends of the traction rope respectively penetrate through the connecting block to be connected with the two rotating wheels;
the connecting block passes through the slide rail and is connected with spout two, the slide rail sets up along through-hole axial and perpendicular to spout two to with spout two sliding connection, connecting block and slide rail sliding connection, the both sides along the slide rail axial of connecting block all are equipped with connecting spring and stay cord two, connecting spring is connected with the inner wall of surveying buret, all be equipped with on the both sides inner wall of surveying buret from the driving wheel, stay cord two is around establishing and stretching out the one end of surveying buret and keeping away from the camera lens from the driving wheel.
5. An intra-airway measurement device as claimed in claim 3 in which: the outer measuring claw is close to one end of the rotating wheel and one side of the measuring pipe is provided with an arc-shaped notch.
6. An intra-airway measurement device as claimed in claim 3 in which: survey the one end of surveying the camera lens of keeping away from of buret and be equipped with the rope puller, including capstan winch and handle, the capstan winch rotationally sets up on surveying the buret, the handle sets up on the capstan winch, stay cord one is connected with the periphery of capstan winch, be equipped with the pointer on the capstan winch, be equipped with the scale mark along circumference on the survey buret outer wall around the capstan winch.
7. An intra-airway measurement device as claimed in claim 6 in which: the winch is provided with a through groove along the circumferential direction, the measuring pipe is provided with a threaded hole communicated with the through groove, and the threaded hole is internally threaded with a locking bolt penetrating through the through groove.
8. An intra-airway measurement device as claimed in claim 3 in which: the outer measuring claw is provided with a marking line along the axial direction, and the outer wall of the measuring pipe around the winch is provided with a plurality of layers of scale marks along the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110295940.8A CN113100752B (en) | 2021-03-19 | 2021-03-19 | Measuring device in air flue |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110295940.8A CN113100752B (en) | 2021-03-19 | 2021-03-19 | Measuring device in air flue |
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| CN113100752A true CN113100752A (en) | 2021-07-13 |
| CN113100752B CN113100752B (en) | 2022-09-20 |
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| CN202110295940.8A Active CN113100752B (en) | 2021-03-19 | 2021-03-19 | Measuring device in air flue |
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| CN111529869A (en) * | 2020-05-29 | 2020-08-14 | 重庆医科大学附属儿童医院 | Loop type anesthesia ventilation system |
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| US5010892A (en) * | 1988-05-04 | 1991-04-30 | Triangle Research And Development Corp. | Body lumen measuring instrument |
| US20140148635A1 (en) * | 2000-03-27 | 2014-05-29 | Asthmatx, Inc. | Methods for treating airways |
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| CN113100752B (en) | 2022-09-20 |
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