CN102499753A - Adjustable direct laryngoscope - Google Patents
Adjustable direct laryngoscope Download PDFInfo
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- CN102499753A CN102499753A CN2011103370011A CN201110337001A CN102499753A CN 102499753 A CN102499753 A CN 102499753A CN 2011103370011 A CN2011103370011 A CN 2011103370011A CN 201110337001 A CN201110337001 A CN 201110337001A CN 102499753 A CN102499753 A CN 102499753A
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Abstract
The invention relates to an adjustable direct laryngoscope, which solves the problem that the existing laryngoscope is not reasonable in design and cannot enable focus portions such as vocal cords and anterior commissure to be sufficiently exposed. The adjustable direct laryngoscope is characterized by comprising a handle, a worm, a worm gear seat fixed on the handle, a worm gear provided with an adjusting screw hole, an adjusting screw rod installed in the adjusting screw hole, a movable mirror sheath seat provided with a sphere head installation groove, a fixing mirror sheath support, a fixed mirror sheath and a movable mirror sheath fixed on the movable mirror sheath seat. A worm gear groove and a worm installation hole are arranged in the worm gear seat, the movable mirror sheath seat is connected onto the worm gear seat, the movable mirror sheath is located between the fixed mirror sheath and the handle, the worm gear is installed in the worm gear groove of the worm gear seat, a guiding structure is arranged between the adjusting screw rod and the worm gear seat, a sphere head is arranged at the front end of the adjusting screw rod and installed in a sphere head mounting groove, and the worm is installed in and meshed with the worm installation hole. The adjustable direct laryngoscope is reasonable in structural design, and can enable portions such as the vocal cords and the anterior commissure which are difficult to be exposed of patients having the laryngeal disease to be conveniently, fast and sufficiently exposed.
Description
Technical field
The present invention relates to a kind of laryngoscope, especially relate to the through mirror of a kind of adjustable larynx, be mainly used in the treatment throat diseases of human body, belong to the medical surgical instrument field.
Background technology
Medical circle is in the throat diseases treatment, because the particularity of human body throat physiological location, in the clinical treatment operation process, carrying out throat's Minimally Invasive Surgery is a relatively project of difficulty.
The trumpet type tubular support laryngoscope that uses in the clinical treatment now all is the apparatus of early stage design usually, and this laryngoscope is made up of handle and a flaring tubular device passage, and the apparatus of using during operation passes tubaeform tubulose instrument channel and arrives patient throat.Use such apparatus in the process of carrying out the operation on larynx treatment; Exist the narrow and small grade in operation technique space and shelter disease; Carrying out of Minimally Invasive Surgery there is significant limitation, can not struts adjusting, be difficult to expose lesions position patient's operation on larynx position; Make operation have the blind area, can not guarantee good surgical effect.Especially patients with laryngeal carcinoma exists very big uncertainty to carrying out Minimally Invasive Surgery.Usual patient's epiglottis, preceding exposure of the position such as uniting be difficulty relatively; Operative doctor will spend a lot of times, energy to accomplish operation; Especially to the patient of special obesity; Even the doctor has spent long time and energy also to be difficult to fully expose lesions position, just treatment brings very big risk to Minimally Invasive Surgery for this.If take the expectant treatment method, relapse rate is very high, and therapeutic effect is very undesirable.Sometimes can only carry out traditional open focus excising operation clinically, this just brings spirit and economic double burden to the patient.
Some laryngoscopes are relatively preferably also arranged at present; A kind of multi-functional adjustable supports laryngoscope declared in earlier stage of the applicant for example; This apparatus can be regulated at human body operation on larynx position after inserting patient's mouth, the angle of flexible mirror sheath before flexible mirror sheath, the adjusting before parallel the moving, and this multi-functional adjustable supports laryngoscope facts have proved through lots of clinical; Than former tubulose laryngoscope very big progress had been arranged; But also exist deficiency, because this multi-functional adjustable supports laryngoscope is to expose lesions position through the angle of regulating preceding flexible mirror sheath, preceding mirror sheath is can be active; And just be in the other direction when in clinical, regulating; So flexible mirror sheath pulling force is down united the exposure that waits the position before forcing before can only utilizing, and is difficult to reach the effect that focus fully exposes, patient's epiglottis, the preceding sufficient inadequately problem of exposure of the position such as uniting appear sometimes.And for example open day is on 01 05th, 2011, and publication number is in the Chinese patent of CN201691897U, discloses a kind of disposable laryngoscope; This disposable laryngoscope comprises support chip, led light source and handle, and support chip comprises the last support chip and following support chip that can slide relatively, and last support chip is provided with led light source; Handle comprises the upper handle and the lower handle that can slide relatively, and last support chip is connected with upper handle, and the junction in obtuse angle; Following support chip is connected with lower handle, and the junction is rectangular, and the lower handle upper end is provided with projection a; The upper handle upper end is provided with chute, and chute be able to hold the upper and lower therein slip of projection a, and the upper handle lower end is provided with power supply.Though this laryngoscope can be regulated the size that struts of throat,, the degree of accuracy of adjusting is relatively poor, uses very inconvenient; Easily patient throat is produced injury, in addition, this laryngoscope is disposable products; Improved the operation cost greatly, resource is difficult to be fully used, and is unfavorable for energy-conserving and environment-protective.Open for another example day is on November 24th, 2010, and publication number is in the Chinese patent of CN201641958U, discloses a kind of visual laryngoscope; Visual laryngoscope comprises eyepiece component, objective lens unit and image transfer element, and objective lens unit connects eyepiece component through the image transfer element, and the image transfer element is a fibre-optic bundle; Eyepiece component is adjustable eyepiece component; Eyepiece component is provided with led light source, and visual laryngoscope also comprises DV, and DV is connected with eyepiece component; Visual laryngoscope also comprises first termination, and objective lens unit is arranged in the first termination.The structure of this visual laryngoscope is comparatively complicated; Function ratio is more single, and applicable surface is narrower, can only observe and diagnoses patient's throat; Can not carry out other operation techniques; Hospital also need be equipped with the laryngoscope of other functions, has not only increased the input cost of equipment, and also operation is made troubles to operation on larynx.
In sum, also do not have a kind of reasonable in design at present, easy to use, simple to operate, can be convenient, fast and abundant exposure throat diseases patient's vocal cords, the preceding laryngoscope that is difficult to expose lesions position such as unite.
Summary of the invention
The objective of the invention is to overcome the above-mentioned deficiency that exists in the prior art; And a kind of reasonable in design is provided; Easy to use, simple to operate, can be convenient, fast and abundant exposure throat diseases patient's vocal cords, the preceding through mirror of adjustable larynx that is difficult to exposure portion such as unite.
The present invention addresses the above problem the technical scheme that is adopted: the construction features of the through mirror of this adjustable larynx is: comprise handle, worm screw, adjusting screw(rod), worm gear seat, worm gear, flexible mirror sheath seat, fixed mirror sheath frame, fixed mirror sheath, flexible mirror sheath and connecting pin; Said fixed mirror sheath frame is fixed on the handle, and said fixed mirror sheath is fixed on the fixed mirror sheath frame; Said worm gear seat is fixed on the handle, is provided with worm gear groove and worm screw installing hole in this worm gear seat; Be provided with the bulb mounting groove in the said flexible mirror sheath seat, this flexible mirror sheath seat is connected on the worm gear seat through connecting pin; Said flexible mirror sheath is fixed on the flexible mirror sheath seat, and this flexible mirror sheath is between fixed mirror sheath and handle; Be provided with the adjusting screw in the said worm gear, this worm gear is installed in the worm gear groove of worm gear seat; Said adjusting screw(rod) is installed in the adjusting screw of worm gear, is provided with guide frame between this adjusting screw(rod) and the worm gear seat, and the front end of said adjusting screw(rod) is provided with bulb, and this bulb is installed in the bulb mounting groove of flexible mirror sheath seat; Said worm screw is installed in the worm screw installing hole of worm gear seat, this worm and wheel engagement.Make the present invention can fully expose the focus of patient throat thus; Guarantee to perform the operation and can carry out smoothly, the fixed mirror sheath among the present invention is as preceding mirror sheath, and the flexible mirror sheath is as back mirror sheath; In the use; As the flexible mirror sheath of back mirror sheath up, as the fixed mirror sheath of preceding mirror sheath down, can regulate as the flexible mirror sheath of back mirror sheath; Can be easily the vocal cords of patient throat, preceding unite etc. be difficult to the naked position and fully expose through regulating the flexible mirror sheath, help improving greatly surgical effect.The present invention controls the action of flexible mirror sheath through the structure of worm gear and worm screw, greatly facilitates the adjusting to the flexible mirror sheath, offers convenience to operation, helps obtaining good surgical effect.The present invention is used to control the simple in structure of flexible mirror sheath, and is reasonable in design, easy to use, dependable performance.
The present invention also comprises handwheel, and said handwheel is fixed on the worm screw.
The present invention also comprises tapered end, and said tapered end is fixed on the flexible mirror sheath.
Adjusting screw(rod) according to the invention is provided with gathering sill, and said worm gear seat is provided with feather key, and this feather key is arranged in gathering sill, and the feather key on gathering sill on the said adjusting screw(rod) and the worm gear seat is formed guide frame.Make the simple in structure, reasonable in design of guide frame among the present invention thus, guide effect is good.
Be 75 degree angles between fixed mirror sheath according to the invention and the handle.
Worm screw according to the invention is installed in the worm screw installing hole of worm gear seat through bearing.
Worm gear seat according to the invention is fixed on the front end of handle.
The present invention also comprises stop screw, and this stop screw is fixed on the rear end of adjusting screw(rod).
The present invention compared with prior art has the following advantages and effect: can enlarge visual range and operation operation technique space in the operation process, guarantee that lesions position fully exposes.The angle displacement of flexible mirror sheath and flexible mirror sheath seat is controlled by the adjusting screw(rod) in the worm gear; This adjusting screw(rod) moves axially and drives the flexible mirror sheath and moves; Make the angle of flexible mirror sheath change; With respect to the angle displacement of fixed mirror sheath,, enlarge the actuating range of visual range and operating theater instruments simultaneously directly to expose the lesions position of patient throat.
The present invention rotates handwheel and makes the worm screw rotation, drives worm gear through worm screw and rotates, and under the effect of worm gear, makes adjusting screw(rod) move axially; Because the bulb of adjusting screw(rod) places in the bulb mounting groove of flexible mirror sheath seat, and flexible mirror sheath seat and worm gear seat flexibly connect with connecting pin, so; Moving axially under the effect of adjusting screw(rod), can drive flexible mirror sheath seat and carry out low-angle rotation around connecting pin, carry out low-angle rotation thereby drive the flexible mirror sheath; Make the angular adjustment that can form the 0-5 degree between flexible mirror sheath and the fixed mirror sheath; Make throat's focus to expose more fully, that is to say the lesions position that utilizes the flexible mirror sheath can directly expose the patient, enlarge the actuating range of visual range and operating theater instruments; Make the operating theater instruments simple operation, the corresponding raising of the operation probability of success.
The fixed mirror sheath is preceding mirror sheath among the present invention, and the flexible mirror sheath is a back mirror sheath, as long as with after the throat of the through mirror insertion of the adjustable larynx among the present invention oral cavity; Just can regulate worm screw easily to reach the purpose that the flexible mirror sheath up moves or upwarps; Make the focus of patient throat can be fully, effectively expose, greatly facilitate operation technique, improved surgical effect; Reduce the workload in the operation process, alleviated patient's misery.And existing adjustable laryngoscope all has only the function of regulating preceding mirror sheath; The mirror sheath is can be active promptly; And just be in the other direction when in clinical, regulating, the exposure at position such as unite before flexible mirror sheath pulling force down forces before existing can only the utilization, be difficult to reach the purpose that focus fully exposes.The invention solves and to regulate back mirror sheath in the clinician operation and directly expose vocal cords, the preceding problem that is difficult to exposure portion such as unite.
Of the present invention simple in structure, reasonable in design, easy to use, can regulate the flexible mirror sheath easily through the structure of worm gear and worm screw, guarantee that the focus of patient throat fully exposes, help improving surgical effect.
Description of drawings
Fig. 1 is the structural representation of the through mirror of adjustable larynx in the embodiment of the invention.
Fig. 2 is the plan structure sketch map of Fig. 1.
Fig. 3 is the sectional structure sketch map of A-A face among Fig. 2.
Fig. 4 is the split structural representation of Fig. 3.
Fig. 5 is the split structural representation of the through mirror of adjustable larynx in the embodiment of the invention.
Fig. 6 is worm gear seat and the structure for amplifying sketch map between the connecting pin in the embodiment of the invention.
Fig. 7 is the structure for amplifying sketch map of the adjusting screw(rod) in the embodiment of the invention.
Fig. 8 is the structure for amplifying sketch map that is used to regulate the structure of flexible mirror sheath in the embodiment of the invention.
Fig. 9 is in addition a kind of structure for amplifying sketch map that is used to regulate the structure of flexible mirror sheath in the embodiment of the invention.
Figure 10 is in addition a kind of again structure for amplifying sketch map that is used to regulate the structure of flexible mirror sheath in the embodiment of the invention.
Figure 11 adopts trumpet type tubulose mirror sheath to replace fixed mirror sheath and the structural representation of flexible mirror sheath among Fig. 8.
The specific embodiment
Below in conjunction with accompanying drawing and through embodiment the present invention is done further detailed description, following examples are to explanation of the present invention and the present invention is not limited to following examples.
Embodiment.
Referring to Fig. 1 to Figure 11, the through mirror of the adjustable larynx in the present embodiment comprises handle 1, worm screw 2, stop screw 3, adjusting screw(rod) 4, worm gear seat 5, worm gear 6, tapered end 7, flexible mirror sheath seat 8, fixed mirror sheath frame 9, fixed mirror sheath 10, flexible mirror sheath 11, awl end holding screw 12, flat-bed machine screw 13, bearing block 14, No. two bearings 15, connecting pin 17, bearing 18, handwheel 19 and No. two bearing blocks 20.
Fixed mirror sheath frame 9 in the present embodiment is fixed on the handle 1, and fixed mirror sheath 10 is fixed on the fixed mirror sheath frame 9, preferably is 75 degree angles between this fixed mirror sheath 10 and the handle 1.Worm gear seat 5 in the present embodiment is fixed on the handle 1, is provided with worm gear groove 51, feather key 52, flexible mirror sheath seat mounting groove 53 and worm screw installing hole 54 in this worm gear seat 5, and worm gear seat 5 preferred immobilization in the present embodiment are at the front end of handle 1.
Be provided with bulb mounting groove 81 in the flexible mirror sheath seat 8 in the present embodiment; After the bottom of this flexible mirror sheath seat 8 is arranged in the flexible mirror sheath seat mounting groove 53 of worm gear seat 5; Be connected on the worm gear seat 5 through connecting pin 17 again, make flexible mirror sheath seat 8 on worm gear seat 5, to rotate around connecting pin 17.
Be provided with in the worm gear 6 in the present embodiment and regulate screw 61, this worm gear 6 is installed in the worm gear groove 51 of worm gear seat 5.Adjusting screw(rod) 4 in the present embodiment is installed in the adjusting screw 61 of worm gear 6; Be provided with guide frame between this adjusting screw(rod) 4 and the worm gear seat 5; The front end of the adjusting screw(rod) 4 in the present embodiment is provided with bulb 42; This bulb 42 is installed in the bulb mounting groove 81 of flexible mirror sheath seat 8, and stop screw 3 is fixed on the rear end of adjusting screw(rod) 4.Guide frame in the present embodiment is following: adjusting screw(rod) 4 is provided with gathering sill 41, and worm gear seat 5 is provided with feather key 52, and this feather key 52 is arranged in gathering sill 41.
Simply introduce in the face of the assembly relation of the through mirror of the adjustable larynx in the present embodiment down, specific as follows.
A. fixed mirror sheath frame 9 is fixing in the welding of E face with handle 1.
B. fixed mirror sheath 10 big ends weld with fixed mirror sheath frame 9, and form 75 ° of angles with handle 1.
C. the C face in C face and the handle 1 closely closes reality in the worm gear seat 5, and welding is fixing all around.
D. flexible mirror sheath 11 is fixing with 8 welding of flexible mirror sheath seat, then places tapered end 7 in the flexible mirror sheath 11 lateral arcuate grooves and welds, and forms light pipe and Larynx endoscope passage.
F. the assembling of worm screw: worm screw 2 is imported in the worm screw installing hole 54 of worm gear seat 5; Be respectively charged into bearing 18, No. two bearings 15 in bearing block 14 and No. two bearing block 20 corresponding installing holes; Corresponding worm screw installing hole 54 is filled in worm screw 2 two ends simultaneously, and reuse flat-bed machine screw 13 is fastened on worm gear seat 5 relevant positions with a bearing block 14 and No. two bearing blocks 20; Handwheel 19 usefulness awl end holding screw 12 is fixed on worm screw 2 axle heads.
The through mirror of adjustable larynx among the present invention in use; Can light pipe be inserted in the passage of tapered end 7; Connect light guide bundles at the light guide bundles seam; Making in fixed mirror sheath 10 and the flexible mirror sheath 11 formed operating theater instruments passages has bright illumination, is convenient to the through mirror of adjustable larynx is inserted accurately patient's operative site.Then be placed on the breast bracket that is used to locate the through mirror of adjustable larynx the pallet of pallet apparatus, simultaneously the breast holder inserted in the breast holder patchhole at handle 1 rear portion, and fix with breast holder hold-down screw.During use, can also change light pipe into Larynx endoscope because Larynx endoscope connects with imaging system, and has the light guide bundles interface, so the doctor can through imaging system clearly giant-screen the patient is carried out required operation.
The through mirror of adjustable larynx in the present embodiment is that the structure through worm gear 6 and worm screw 2 drives adjusting screw(rod) 4 and moves axially, thereby control flexible mirror sheath 11 moves, and has arrived the purpose of abundant exposure patient throat focus.Certainly; The through mirror of adjustable larynx among the present invention also can adopt other structures to realize the function that flexible mirror sheath 11 can be regulated; As shown in Figure 9; Can control flexible mirror sheath 11 through butterfly screw rod 21 and steering nut 22 and move, the front end of butterfly screw rod 21 also is provided with bulb 42, and steering nut 22 is installed in the holder 23; 21 cross-under of butterfly screw rod are in steering nut 22; Bulb 42 in this butterfly screw rod 21 is installed in the bulb mounting groove 81 of flexible mirror sheath seat 8, just can drive flexible mirror sheath 11 through direct rotation butterfly screw rod 21 and move, and the through mirror of this adjustable larynx is compared with the through mirror of the adjustable larynx in the present embodiment; Different is has replaced the structure of adjusting screw(rod) 4, worm screw 2 and worm gear 6 through the structure of butterfly screw rod 21 and steering nut 22, all the other structures all with present embodiment in the adjustable larynx mirror that goes directly identical.And for example shown in Figure 10; Can control flexible mirror sheath 11 through the structure of hand wheel nut 24 and adjusting screw(rod) 4 moves; Hand wheel nut 24 is installed in the holder 23, and adjusting screw(rod) 4 cross-under move axially through rotating hand wheel nut 24 drive adjusting screw(rod)s 4 in hand wheel nut 24; Thereby driving flexible mirror sheath 11 moves; The through mirror of this adjustable larynx is compared with the through mirror of the adjustable larynx in the present embodiment, and different is the structure that has replaced adjusting screw(rod) 4, worm screw 2 and worm gear 6 through the structure of adjusting screw(rod) 4 and hand wheel nut 24, all the other structures all with present embodiment in the adjustable larynx mirror that goes directly identical.Shown in figure 11 again; Can adopt trumpet type tubulose mirror sheath 7 to replace fixed mirror sheath 10 and flexible mirror sheath 11, omit fixed mirror sheath frame 9 simultaneously, soon fixed mirror sheath 10 unites two into one with flexible mirror sheath 11 and forms trumpet type tubulose mirror sheath 7; This trumpet type tubulose mirror sheath 7 is fixedly welded on the flexible mirror sheath seat 8; Just adopted the actuating device of worm gear 6 and worm screw 2,, so just can reach the purpose that exposes lesions position to reach the purpose that trumpet type tubulose mirror sheath 7 upwarps.
In addition, need to prove, the specific embodiment described in this description, its zero, the shape of parts, institute's title of being named etc. can be different, the above content described in this description only is to illustrate what structure of the present invention was done.Allly conceive the equivalence that described structure, characteristic and principle do according to patent of the present invention and change or simple change, include in the protection domain of patent of the present invention.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment; Only otherwise depart from structure of the present invention or surmount the defined scope of these claims, all should belong to protection scope of the present invention.
Claims (8)
1. the through mirror of an adjustable larynx; It is characterized in that: comprise handle, worm screw, adjusting screw(rod), worm gear seat, worm gear, flexible mirror sheath seat, fixed mirror sheath frame, fixed mirror sheath, flexible mirror sheath and connecting pin; Said fixed mirror sheath frame is fixed on the handle, and said fixed mirror sheath is fixed on the fixed mirror sheath frame; Said worm gear seat is fixed on the handle, is provided with worm gear groove and worm screw installing hole in this worm gear seat; Be provided with the bulb mounting groove in the said flexible mirror sheath seat, this flexible mirror sheath seat is connected on the worm gear seat through connecting pin; Said flexible mirror sheath is fixed on the flexible mirror sheath seat, and this flexible mirror sheath is between fixed mirror sheath and handle; Be provided with the adjusting screw in the said worm gear, this worm gear is installed in the worm gear groove of worm gear seat; Said adjusting screw(rod) is installed in the adjusting screw of worm gear, is provided with guide frame between this adjusting screw(rod) and the worm gear seat, and the front end of said adjusting screw(rod) is provided with bulb, and this bulb is installed in the bulb mounting groove of flexible mirror sheath seat; Said worm screw is installed in the worm screw installing hole of worm gear seat, this worm and wheel engagement.
2. the adjustable larynx according to claim 1 mirror that goes directly, it is characterized in that: also comprise handwheel, said handwheel is fixed on the worm screw.
3. the adjustable larynx according to claim 1 mirror that goes directly, it is characterized in that: also comprise tapered end, said tapered end is fixed on the flexible mirror sheath.
4. according to claim 1 or the through mirror of 2 or 3 described adjustable larynxs; It is characterized in that: said adjusting screw(rod) is provided with gathering sill; Said worm gear seat is provided with feather key; This feather key is arranged in gathering sill, and the feather key on gathering sill on the said adjusting screw(rod) and the worm gear seat is formed guide frame.
5. according to claim 1 or the through mirror of 2 or 3 described adjustable larynxs, it is characterized in that: be 75 degree angles between said fixed mirror sheath and the handle.
6. according to claim 1 or the through mirror of 2 or 3 described adjustable larynxs, it is characterized in that: said worm screw is installed in the worm screw installing hole of worm gear seat through bearing.
7. according to claim 1 or the through mirror of 2 or 3 described adjustable larynxs, it is characterized in that: said worm gear seat is fixed on the front end of handle.
8. according to claim 1 or the through mirror of 2 or 3 described adjustable larynxs, it is characterized in that: also comprise stop screw, this stop screw is fixed on the rear end of adjusting screw(rod).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110337001 CN102499753B (en) | 2011-10-31 | 2011-10-31 | Adjustable direct laryngoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110337001 CN102499753B (en) | 2011-10-31 | 2011-10-31 | Adjustable direct laryngoscope |
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| Publication Number | Publication Date |
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| CN102499753A true CN102499753A (en) | 2012-06-20 |
| CN102499753B CN102499753B (en) | 2013-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110337001 Active CN102499753B (en) | 2011-10-31 | 2011-10-31 | Adjustable direct laryngoscope |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104825125A (en) * | 2015-05-08 | 2015-08-12 | 浙江优亿医疗器械有限公司 | Hose laryngoscope coupling head |
| CN105395235A (en) * | 2014-09-10 | 2016-03-16 | 芜湖锐进医疗设备有限公司 | Reciprocating linear saw and cutting method thereof |
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| CN101836879A (en) * | 2010-04-30 | 2010-09-22 | 申屠建林 | Multifunctional supporting device special for curing throat diseases of human body |
| RU2400125C1 (en) * | 2009-05-21 | 2010-09-27 | Муниципальное учреждение здравоохранения "Звенигородская центральная городская больница" | Laryngoscope for complicated intubations |
| CN202355463U (en) * | 2011-10-31 | 2012-08-01 | 杭州市桐庐江南医光总厂 | Adjustable direct laryngoscope |
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Patent Citations (7)
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|---|---|---|---|---|
| US20020165433A1 (en) * | 1999-11-11 | 2002-11-07 | Ewald Stihl | Medical instrument that can be spread, especially a laryngoscope |
| CN2603658Y (en) * | 2002-12-20 | 2004-02-18 | 王荣 | Throat dilator |
| CN2642229Y (en) * | 2003-08-26 | 2004-09-22 | 杨忠波 | Mobile duplex wide-angle laryngoscope |
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| RU2400125C1 (en) * | 2009-05-21 | 2010-09-27 | Муниципальное учреждение здравоохранения "Звенигородская центральная городская больница" | Laryngoscope for complicated intubations |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105395235A (en) * | 2014-09-10 | 2016-03-16 | 芜湖锐进医疗设备有限公司 | Reciprocating linear saw and cutting method thereof |
| CN105395235B (en) * | 2014-09-10 | 2017-12-05 | 芜湖锐进医疗设备有限公司 | A kind of reciprocal scroll saw and its cutting method |
| CN104825125A (en) * | 2015-05-08 | 2015-08-12 | 浙江优亿医疗器械有限公司 | Hose laryngoscope coupling head |
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| Publication number | Publication date |
|---|---|
| CN102499753B (en) | 2013-12-18 |
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Address after: Jiang Nan Zhen Shen Ao Cun, Tonglu County, Hangzhou City, Zhejiang Province Patentee after: HANGZHOU TONGLU JIANGNAN MEDICAL INSTRUMENT Co.,Ltd. Address before: Jiang Nan Zhen Shen Ao Cun, Tonglu County, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU TONGLU JIANGNAN MEDICAL OPICS FACTORY |