CN102068233B

CN102068233B - Anoscope

Info

Publication number: CN102068233B
Application number: CN2010106236912A
Authority: CN
Inventors: 王建新; 吕艳锋; 朱勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-12-31
Filing date: 2010-12-31
Publication date: 2012-07-04
Anticipated expiration: 2030-12-31
Also published as: CN102068233A

Abstract

The invention discloses an anoscope, which comprises an examination anoscope barrel, wherein an anoscope core is arranged in the examination anoscope barrel; the examination anoscope barrel is provided with a connecting sleeve; a locking ring is arranged on the connecting sleeve; two handles are arranged on the connecting sleeve; the locking ring is provided with two positioning grooves; the connecting sleeve is provided with a positioning block; the inner wall of a first handle is provided with a first installation cavity; a screw cap and a connecting rod are arranged in the first installation cavity; a first spring is arranged on the connecting rod; a second installation cavity, a connecting rod groove and a limiting rod groove are formed in the first handle; the side wall of the first handle is provided with two bump grooves; a guide post is arranged in the second installation cavity; two racks are arranged on the guide post; a connecting rod is connected with the guide post; a limiting rod is arranged in the limiting rod groove and is provided with a guide post hole and a through groove; a limiting rod bump is arranged on the limiting rod; a second spring is arranged on the limiting rod; the side wall of the first handle is provided with two swing block grooves; two gears are arranged in the second installation cavity and correspond to corresponding racks; the two gears are movably connected with the handle; and the gears are provided with swing blocks.

Description

Anoscope

Technical field

The present invention relates to a kind of medical apparatus and instruments, exactly is a kind of anoscope.

Background technology

Existing anoscope just can be divided into two kinds of straight handle type and horizontal shank types according to its handle form difference; But; Though the straight handle type anoscope makes things convenient for the medical worker when anal promotes the mirror body, to exert oneself, at inconvenience fixing inspection lens barrel when spurring anoscope mirror core, precision is checked in influence; Though and convenient when pulling anoscope mirror core, the fixing of horizontal shank type anoscope checked lens barrel, inconvenience pushes anal to the mirror body application of force with anoscope.

Summary of the invention

The object of the invention has provided a kind of anoscope, and its handle is collapsible, and the medical worker can adjust the position of handle as required arbitrarily, thereby can improve checking efficiency and precision, solves the problem that prior art exists.

The objective of the invention is to realize through following technical scheme: anoscope, comprise the inspection lens barrel, the inspection lens barrel is the big increaser in the little rear end of front end; Anoscope mirror core is installed in the inspection lens barrel, and the front end of anoscope mirror core is a bulb, and bulb is positioned at outside the inspection lens barrel; Pull bar is installed in the rear end of anoscope mirror core; The rear end of inspection lens barrel is provided with adapter sleeve, and locking ring is installed in the periphery activity of adapter sleeve, and the length of locking ring is greater than the length of adapter sleeve; On the adapter sleeve be that the axis symmetry is installed first handle and second handle with the pull bar, the front end of first handle and second handle is hinged with adapter sleeve respectively; Offer first locating slot and second locating slot on the locking ring, the both sides that are positioned at first locating slot on the adapter sleeve respectively are provided with one first locating piece, and the both sides that are positioned at second locating slot on the adapter sleeve respectively are provided with one second locating piece; Offer first installation cavity on the rear end inwall of first handle, nut and connecting rod are installed in first installation cavity, the rear end of connecting rod is threaded with nut, and the periphery of connecting rod is installed first spring; Offer second installation cavity, crank-guide way and gag lever post groove in the first handle, offer the first projection groove and the second projection groove on the left and right sides sidewall of first handle respectively; The two ends of crank-guide way communicate with first installation cavity and second installation cavity respectively, and second installation cavity communicates with the gag lever post groove is vertical, and the two ends of gag lever post groove communicate with the first projection groove and the second projection groove respectively; The rectangle guide pillar is installed in second installation cavity, first tooth bar and second tooth bar are installed on the guide pillar; The front end of connecting rod passes crank-guide way and is connected with guide pillar, and gag lever post is installed in the gag lever post groove, offers the guide pillar hole on the gag lever post and passes through groove, passes through groove and communicates with the guide pillar hole, passes through the width of the width of groove less than the guide pillar hole, and the guide pillar hole cooperates with guide pillar; The two ends of gag lever post are installed the first gag lever post projection and the second gag lever post projection respectively; The first gag lever post projection is positioned at the first projection groove; The second gag lever post projection is positioned at the second projection groove, and the periphery of gag lever post is installed second spring, and second spring is positioned at the second projection groove; Offer the first swinging block groove and the second swinging block groove on the left and right sides sidewall of first handle respectively; Second installation cavity is interior to be that the axis symmetry is installed first gear and second gear with the guide pillar; First gear and the engagement of first tooth bar, second gear and the engagement of second tooth bar, rotating shaft and first handle that first gear and second gear pass through respectively separately flexibly connect; First swinging block is set on first gear, second swinging block is set on second gear; The internal structure and the first handle of second handle are identical.

For further realizing the object of the invention, can also adopt following technical scheme to realize: on the outer wall of adapter sleeve arcuate groove is set, offers dowel hole on the sidewall of locking ring, installing and locating pin in the dowel hole, alignment pin cooperates with arcuate groove.The inboard of first handle is provided with first limited block, and the inboard of second handle is provided with second limited block.Offer interior hexagonal hole on the nut.The rear end mounting knob of pull bar, handle is between first handle and second handle.

Good effect of the present invention is: its handle can be adjusted by the medical worker according to the different operating stage voluntarily; For example; In the stage that begins anoscope is pushed anal; Two handles close up synthetic big handle, make things convenient for the medical worker to the anoscope applied thrust, and the volume that also can significantly dwindle anoscope after first handle and second handle closed up is convenient for carrying and puts; When after anoscope pushes anus, needing pulling anoscope mirror core, can first handle and second handle be launched, abdicate enough big mobile space both can for the pull bar of anoscope mirror core, convenient pulling mirror core can conveniently be fixed the inspection lens barrel again.In addition, launch arbitrarily or closure for preventing first handle and second handle, the periphery of adapter sleeve is installed locking ring, and the handle positioner all is installed in first handle and the second handle.The present invention also has compactness simple for structure, cheap for manufacturing cost and advantages of simple operation.

Description of drawings

Fig. 1 is a structural representation of the present invention, and first handle and second handle are to close up collapsed state among the figure; Fig. 2 is a structural representation of the present invention, first handle and second handle deployed condition among the figure; Fig. 3 is that the B of Fig. 2 is to the structure for amplifying sketch map; Fig. 4 is the structural representation of gag lever post; Fig. 5 is the plan structure sketch map of Fig. 4; Fig. 6 is that the A-A of Fig. 1 analyses and observe the structure for amplifying sketch map; Fig. 7 is the structural representation of figure locking ring; Fig. 8 is the C-C sectional structure sketch map of Fig. 7; Fig. 9 is the plan structure sketch map of Fig. 7.

Numerals: 1 anal Mirror core 2 Check the barrel 3-locked loop Four connected sets 5 first locating slot 6 second detents 7 first positioning block 8 two positioning block 9 first stopper 10 second stopper 11 first handle 12 second handle 13 Rod 14 handle 15 nuts 16 hexagonal holes 17 first spring 18 link 19 first mounting cavity 20 rod groove 21 guide posts 22 guide pin holes 23 first stopper rod bump 24 second bump stopper rods 25 first bump groove 26 second bump groove stopper bar grooves 27 28 second spring 29 second mounting cavity stopper rods 30 31 first rack 32 second rack 33 first swing block slot 34 second swing block slot 35 first swing block 36 second swing block 37 through slot 38 first gear 39 second gear 40 arcuate slot 41 pin 42 dowel holes.

The specific embodiment

Anoscope of the present invention comprises inspection lens barrel 2, and inspection lens barrel 2 is the big increasers in the little rear end of front end; Anoscope mirror core 1 is installed in the inspection lens barrel 2; The front end of anoscope mirror core 1 is a bulb, and bulb is positioned at outside the inspection lens barrel 2, and the rear end of inspection lens barrel 2 is provided with adapter sleeve 4; Locking ring 3 is installed in the periphery activity of adapter sleeve 4, and locking ring 3 adapter sleeve 4 relatively rotates.The length of locking ring 3 is greater than the length of adapter sleeve 4, so that first handle 11 when launching with second handle 12, can snap in location in the locking ring 3.As shown in Figure 1; Be that axis symmetry is installed first handle 11 and second handle 12 with pull bar 13 on the adapter sleeve 4; The front end of first handle 11 and second handle 12 is hinged with adapter sleeve 4 respectively; First handle 11 can be hinged through hinge and adapter sleeve 4 with second handle 12, also can be hinged through other existing articulated structures and adapter sleeve 4.Offer first locating slot 5 and second locating slot 6 on the locking ring 3, the both sides that are positioned at first locating slot 5 on the adapter sleeve 4 respectively are provided with one first locating piece 7, and the both sides that are positioned at second locating slot 6 on the adapter sleeve 4 respectively are provided with one second locating piece 8; After first handle 11 and second handle 12 launch; First handle 11 snaps in first locating slot 5; Second handle 12 snaps in second locating slot 6; After first handle 11 launched with second handle 12, first locating piece 7 played the role of positioning with 8 pairs of first handles of second locating piece 11 and second handle 12, prevented that first handle 11 from overturning to close up with second handle 12 to reset.

In first handle 11 and the second handle 12 identical handle positioner is installed respectively; The concrete structure of handle positioner is following: offer first installation cavity 19 on the rear inside wall of first handle 11; In first installation cavity 19 nut 15 and connecting rod 18 are installed, the rear end of connecting rod 18 is threaded with nut 15, and the periphery of connecting rod 18 is installed first spring 17; First spring 17 is positioned at first installation cavity, 19, the first springs 17 and cooperates with nut 15 and to connecting rod 18 pretightning force that resets is provided; Offer second installation cavity 30, crank-guide way 20 and gag lever post groove 27 in the first handle 11, offer the first projection groove 25 and the second projection groove 26 on the left and right sides sidewall of first handle 11 respectively; The two ends of crank-guide way 20 communicate with first installation cavity 19 and second installation cavity 30 respectively, second installation cavity 30 and gag lever post groove 27 vertical communicating, and the two ends of gag lever post groove 27 communicate with the first projection groove 25 and the second projection groove 26 respectively; In second installation cavity 30 rectangle guide pillar 21 is installed, the width of guide pillar 21 is installed first tooth bar 31 and second tooth bar 32 greater than the width of connecting rod 18 on the guide pillar 21; The front end of connecting rod 18 passes crank-guide way 20 and is connected with guide pillar 21; Gag lever post 29 is installed in the gag lever post groove 27, is offered guide pillar hole 22 on the gag lever post 29 and pass through groove 37, pass through groove 37 and communicate with guide pillar hole 22; Pass through the width of the width of groove 37 less than guide pillar hole 22, guide pillar hole 22 cooperates with guide pillar 21; The two ends of gag lever post 29 are installed the first gag lever post projection 23 and the second gag lever post projection 24 respectively; The first gag lever post projection 23 is positioned at the first projection groove 25; The second gag lever post projection 24 is positioned at the second projection groove 26; The periphery of gag lever post 29 is installed second spring, 28, the second springs 28 and is positioned at the second projection groove, 26, the second springs 28 and cooperates for gag lever post 29 with the second gag lever post projection 24 pretightning force that resets is provided; Offer the first swinging block groove 33 and the second swinging block groove 34 on the left and right sides sidewall of first handle 11 respectively; Be axis symmetry installation first gear 38 and second gear 39 with guide pillar 21 in second installation cavity 30;

First gear

38 and 31 engagements of first tooth bar,

second gear

39 and 32 engagements of second tooth bar, rotating shaft and first handle 11 that first gear 38 and second gear 39 pass through respectively separately flexibly connect; Be provided with on first gear 38 on first swinging block, 35, the second gears 39 second swinging block 36 is set; The structure of the handle positioner of second handle 12 and first handle 11 identical.

The operational approach of anoscope of the present invention and existing anoscope are basic identical, and difference is, when need push patient's anal with anoscope; Be the thrust of conveniently exerting pressure forward; As shown in Figure 1, first handle 11 is closed up synthetic big handle, so that taking, the medical worker holds; In the time of after anoscope inserts anus, need anoscope mirror core 1 slowly being pulled out, as shown in Figure 2 for making things convenient for the application of force, earlier relative adapter sleeve 4 twist-lock rings 3 make first locating slot 5 and second locating slot 6 corresponding with first handle 11 and second handle 12 respectively; First handle 11 and second handle 12 are launched, first handle 11 snaps in respectively in first locating slot 5 and second locating slot 6 after launching with second handle 12 again; Then, press nut 15, nut 15 promotes guide pillar 21, first tooth bar 31 and second tooth bar 32 through connecting rod 18 and moves, and first tooth bar 31 and second tooth bar 32 drive first swinging block 35 through first gear 38 and second gear 39 respectively and second swinging block 36 rotates; Turn 90 degrees when stretching out outside the handle when first swinging block 35 and second swinging block 36 revolve, guide pillar 21 shifts out guide pillar hole 22 fully, at this moment; Position as shown in Figure 3; Second spring 28 drives gag lever post 29 through the second gag lever post projection 24 and moves right, and groove 37 is cooperated with connecting

rod

18, and 29 pairs of guide pillars 21 of gag lever post are spacing; Through preventing that guide pillar 21 reverse moving from resetting; With the locking position of first swinging block 35 and second swinging block 36, first swinging block 35 and second swinging block 36 cooperate with first locating piece 7 and second locating piece 8 respectively can prevent that first handle 11 and second handle 12 from becoming Fig. 1 state by Fig. 2 state, thereby guarantees rectal examination everything goes well with your work to carry out.After inspection finishes; Slowly promoting the second gag lever post projection 24 resets; When 22 pairs in guide pillar 21 and guide pillar hole seasonable; First spring 17 can drive guide pillar 21 recession through nut 15 and connecting rod 18 and reset, and first tooth bar 31 and second tooth bar 32 drive in first swinging block 35 and second swinging block, 36 incomes, second installation cavity 30 and reset simultaneously, and can close up first handle 11 and second handle 12 this moment.When non-working condition; For preventing that first handle 11 and second handle 12 from launching; Can locking ring 3 relative adapter sleeves 4 be turned an angle; Make first locating slot 5 and second locating slot 6 open certain angle with first handle 11 and second handle 12 differences respectively, thereby make 4 pairs of first handles of

adapter sleeve

11 and 12 position-limiting actions of second handle.

Adapter sleeve 4 can adopt following scheme with the concrete connected mode of locking ring 3: as shown in Figure 6; Arcuate groove 40 is set on the outer wall of adapter sleeve 4; Offer dowel hole 42 on the sidewall of locking ring 3, installing and locating pin 41 in the dowel hole 42, alignment pin 41 cooperates with arcuate groove 40.40 cooperations play the role of positioning to locking ring 3 alignment pin 41 with arcuate groove.

For under non-working condition, preventing anoscope mirror core 1 by checking in the lens barrel 2, as depicted in figs. 1 and 2, the inboard of first handle 11 is provided with first limited block 9, and the inboard of second handle 12 is provided with second limited block 10.When first handle 11 and second handle 12 are as shown in Figure 1 when closing up closure, first limited block 9 and second limited block 10 are positioned at the rear end of anoscope mirror core 1, and anoscope mirror core 1 is played the role of positioning.

For making things convenient for nut 15 and connecting rod 18 dismountings, as shown in Figure 3, hexagonal hole 16 in offering on the nut 15.When needing dismounting nut 15, insert interior hexagonal hole 16 with six side's spanners nut 15 is pulled down by rotation on the connecting rod 18.

The rear end mounting knob 14 of pull bar 13, handle 14 is between first handle 11 and second handle 12.When first handle 11 closed up closure with

second handle

12,14 pairs of first handles of handle 11 played a supportive role with second handle 12, make things convenient for the medical worker to the anoscope application of force.

The present invention not technology contents of detailed description is known technology.

Claims

1. anoscope comprises inspection lens barrel (2), and inspection lens barrel (2) is the big increaser in the little rear end of front end; Anoscope mirror core (1) is installed in the inspection lens barrel (2), and the front end of anoscope mirror core (1) is a bulb, and bulb is positioned at outside the inspection lens barrel (2); Pull bar (13) is installed in the rear end of anoscope mirror core (1); It is characterized in that: the rear end of inspection lens barrel (2) is provided with adapter sleeve (4), and locking ring (3) is installed in the periphery activity of adapter sleeve (4), and the length of locking ring (3) is greater than the length of adapter sleeve (4); It is that the axis symmetry is installed first handle (11) and second handle (12) that adapter sleeve (4) is gone up with pull bar (13), and the front end of first handle (11) and second handle (12) is hinged with adapter sleeve (4) respectively; Offer first locating slot (5) and second locating slot (6) on the locking ring (3); The both sides that are positioned at first locating slot (5) on the adapter sleeve (4) respectively are provided with one first locating piece (7), and the both sides that are positioned at second locating slot (6) on the adapter sleeve (4) respectively are provided with one second locating piece (8); Offer first installation cavity (19) on the rear end inwall of first handle (11), nut (15) and connecting rod (18) are installed in first installation cavity (19), the rear end of connecting rod (18) is threaded with nut (15), and the periphery of connecting rod (18) is installed first spring (17); Offer second installation cavity (30), crank-guide way (20) and gag lever post groove (27) in the first handle (11), offer the first projection groove (25) and the second projection groove (26) on the left and right sides sidewall of first handle (11) respectively; The two ends of crank-guide way (20) communicate with first installation cavity (19) and second installation cavity (30) respectively, second installation cavity (30) and vertical the communicating of gag lever post groove (27), and the two ends of gag lever post groove (27) communicate with the first projection groove (25) and the second projection groove (26) respectively; Rectangle guide pillar (21) is installed in second installation cavity (30), and guide pillar (21) is gone up first tooth bar (31) and second tooth bar (32) is installed; The front end of connecting rod (18) passes crank-guide way (20) and is connected with guide pillar (21); Gag lever post (29) is installed in the gag lever post groove (27); Offer guide pillar hole (22) on the gag lever post (29) and pass through groove (37); Pass through groove (37) and communicate with guide pillar hole (22), pass through the width of the width of groove (37) less than guide pillar hole (22), guide pillar hole (22) cooperate with guide pillar (21); The two ends of gag lever post (29) are installed the first gag lever post projection (23) and the second gag lever post projection (24) respectively; The first gag lever post projection (23) is positioned at the first projection groove (25); The second gag lever post projection (24) is positioned at the second projection groove (26); The periphery of gag lever post (29) is installed second spring (28), and second spring (28) is positioned at the second projection groove (26); Offer the first swinging block groove (33) and the second swinging block groove (34) on the left and right sides sidewall of first handle (11) respectively; Second installation cavity (30) is interior to be that the axis symmetry is installed first gear (38) and second gear (39) with guide pillar (21); First gear (38) and first tooth bar (31) engagement; Second gear (39) and second tooth bar (32) engagement; Rotating shaft and first handle (11) that first gear (38) and second gear (39) pass through respectively separately flexibly connect, and first swinging block (35) is set on first gear (38), and second swinging block (36) is set on second gear (39); The internal structure of second handle (12) and first handle (11) are identical.

2. anoscope according to claim 1; It is characterized in that: arcuate groove (40) is set on the outer wall of adapter sleeve (4); Offer dowel hole (42) on the sidewall of locking ring (3), the interior installing and locating pin of dowel hole (42) (41), alignment pin (41) cooperates with arcuate groove (40).

3. anoscope according to claim 1 is characterized in that: the inboard of first handle (11) is provided with first limited block (9), and the inboard of second handle (12) is provided with second limited block (10).

4. anoscope according to claim 1 is characterized in that: offer interior hexagonal hole (16) on the nut (15).

5. anoscope according to claim 1 is characterized in that: the rear end mounting knob (14) of pull bar (13), handle (14) are positioned between first handle (11) and the second handle (12).