CN102258360A

CN102258360A - Medical anoscope

Info

Publication number: CN102258360A
Application number: CN2011101031592A
Authority: CN
Inventors: 迟伟林
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-04-25
Filing date: 2011-04-25
Publication date: 2011-11-30
Anticipated expiration: 2031-04-25
Also published as: CN102258360B

Abstract

The invention discloses a medical anoscope. The medical anoscope comprises an examination anoscope barrel, wherein an anoscope core is arranged in the examination anoscope barrel, a pull rod is arranged at the rear end of the anoscope core, a connecting sleeve is arranged at the rear end of the examination anoscope barrel, a locking ring and two handles are arranged on the connecting sleeve, and front ends of the two handles are hinged with the connecting sleeve respectively; the locking ring is provided with two positioning grooves, and the connecting sleeve is provided with positioning blocks; the first handle is provided with a first mounting cavity, a nut and a connecting rod are arranged in the first mounting cavity, and a second mounting cavity and a connecting rod groove are formed in the first handle; a limiting boss is arranged in the second mounting cavity and provided with two racks; the front end of the connecting rod is connected with the limiting boss; the side wall of the first handle is provided with two swinging block grooves, two gears are arranged in the second mounting cavity, the gears and the racks are engaged, and the two gears are movably connected with the handles and are provided with swinging blocks; and the side wall of the nut is provided with a mounting hole, a spring and a steel ball are arranged in the mounting hole, and the side wall of the first mounting cavity is provided with three positioning round holes.

Description

Medical anoscope

Technical field

The present invention relates to a kind of medical apparatus and instruments, exactly is a kind of medical 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 medical anoscope of straight handle type makes things convenient for the medical worker to exert oneself when anal promotes the mirror body, in inconvenience fixing lens barrel of checking when spurring the mirror core, influence inspection precision; Though and convenient the fixing when pulling mirror core of the medical anoscope of horizontal shank type checked lens barrel, inconvenience pushes anal to the mirror body application of force with medical anoscope.In addition, existing anoscope, structure is comparatively loose, carry with use in, each parts easily relatively moves, and is not easy to carry and normal the use.

Summary of the invention

Purpose of the present invention has provided a kind of medical 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; In addition, it can guarantee anoscope carry with use in each parts can not relatively move unexpectedly, be easy to carry and normal the use, thereby can solve the problem that prior art exists.

The objective of the invention is to be achieved through the following technical solutions: medical anoscope, comprise the inspection lens barrel, check that lens barrel is the big increaser in the little rear end of front end, check the mirror core is installed in the lens barrel, the front end of mirror core is a bulb, bulb is positioned to be checked outside the lens barrel, pull bar is installed in the rear end of mirror core, the rear end of checking lens barrel is provided with adapter sleeve, locking ring is installed in the periphery activity of adapter sleeve, the length of locking ring is greater than the length of adapter sleeve, is that the axis symmetry is installed first handle and second handle with the pull bar on the adapter sleeve, and 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; Offer second installation cavity and crank-guide way in the first handle, the two ends of crank-guide way communicate with first installation cavity and second installation cavity respectively; Spacing block set is installed in second installation cavity, first tooth bar and second tooth bar are installed on the spacing block set; The front end of connecting rod passes crank-guide way and is connected with spacing block set; 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 spacing block set, 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; Offer installing hole on the nut sidewall, first spring and steel ball are installed in the installing hole, first spring is connected with steel ball, offers three positioning round orifice on the sidewall of first installation cavity, and one of them positioning round orifice cooperates with steel ball; The internal structure and the first handle of second handle are identical.The rear end fixed installation handle of pull bar, handle is between first handle and second handle; Offer inner chamber in the handle, interior intracavity is installed connecting rod, one end periphery of connecting rod is provided with the convex annular edge, the other end of connecting rod passes handle location-plate is installed outward, the periphery of connecting rod is installed second spring and hexagon blind nut, and the hexagon blind nut is threaded with handle, and second spring is positioned at intracavity, one end of second spring and convex annular are along contacting, and the other end of second spring contacts with the hexagon blind nut; Offer several locating holes on the location-plate, respectively be provided with locating convex block on first handle and the second handle, closing with the quantity of locating hole of the quantity of the locating convex block on first handle and the second handle equates that locating convex block and locating hole be corresponding matching one by one; Offer the hexagon hole on the location-plate, the hexagon hole cooperates with the hexagon blind nut.

For further realizing purpose of the present invention realizing by the following technical solutions: on the outer wall of adapter sleeve arcuate groove is set, offers dowel hole on the sidewall of locking ring, alignment pin is installed 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 voluntarily according to the different operating stage, for example, in the stage that begins medical anoscope is pushed anal, two handles close up synthetic big handle, make things convenient for the medical worker to medical anoscope applied thrust, and the volume that also can significantly dwindle medical anoscope after first handle and second handle closed up is convenient for carrying and put; When needing pulling mirror core after medical anoscope pushes anus, first handle and second handle can be launched, abdicate enough big mobile space both can for the pull bar of mirror core, convenient pulling mirror core can conveniently be fixed again and check lens barrel.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 that the A-A of Fig. 1 analyses and observe the structure for amplifying sketch map; Fig. 5 is the structural representation of figure locking ring; Fig. 6 is the C-C sectional structure sketch map of Fig. 5; Fig. 7 is the plan structure sketch map of Fig. 5; Fig. 8 is the local structure for amplifying sketch map of the I of Fig. 1.

Reference numeral: 1 mirror core 2 checks 38 first gears, 39 second gears, 40 location-plates, 41 hexagon blind nuts, 42 second springs, 43 connecting rods, 44 inner chambers, 45 convex annular edges, lens barrel 3 locking rings, 4 adapter sleeve 5 first locating slots, 6 second locating slot 7 first locating pieces, 8 second locating piece 9 first limited blocks, 10 second limited block 11 first handles, 12 second handle 13 pull bars, 14 handle 15 nuts, 16 interior hexagonal hole 17 first springs 18 connecting rods 19 first installation cavitys 20 crank-guide ways, 21 spacing block sets, 22 locating convex blocks, 23 installing holes, 24 positioning round orifice, 25 steel balls, 26 deep-slotted chip breakers, 27 alignment pins, 28 dowel holes, 29 locating holes, 30 second installation cavitys, 31 first tooth bars, 32 second tooth bars, 33 first swinging block grooves, 34 second swinging block grooves, 35 first swinging blocks, 36 second swinging blocks, 37 hexagon holes.

The specific embodiment

Medical anoscope of the present invention, comprise and check lens barrel 2, check that lens barrel 2 is the big increasers in the little rear end of front end, check mirror core 1 is installed in the lens barrel 2, the front end of mirror core 1 is a bulb, and bulb is positioned to be checked outside the lens barrel 2, checks that the rear end of 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 can rotate relative to adapter sleeve 4.The length of locking ring 3 is greater than the length of adapter sleeve 4, so that first handle 11 and second handle 12 when launching, 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 and second handle 12 can be hinged by hinge and adapter sleeve 4, also can be hinged by 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 expansion, first handle 11 snaps in first locating slot 5, second handle 12 snaps in second locating slot 6, after first handle 11 and second handle 12 launch, first locating

piece

7 and 8 pairs of first handles 11 of second locating piece and second handle 12 play the role of positioning, and prevent from that 12 upsets of first handle 11 and second handle from closing up to reset.

In first handle 11 and the second handle 12 identical handle positioner is installed respectively, the concrete structure of handle positioner is as follows: 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; Offer second installation cavity 30 and crank-guide way 20 in the first handle 11; The two ends of crank-guide way 20 communicate with first installation cavity 19 and second installation cavity 30 respectively; In second installation cavity 30 spacing block set 21 is installed, the width of spacing block set 21 is installed first tooth bar 31 and second tooth bar 32 greater than the width of connecting rod 18 on the spacing block set 21; The front end of connecting rod 18 passes crank-guide way 20 and is connected with spacing block set 21; 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 spacing block set 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; Offer installing hole 23 on nut 15 sidewalls, installation first spring 17 and steel ball 25, the first springs 17 are connected with steel ball 25 in the installing hole 23, offer three positioning round orifice 24 on the sidewall of first installation cavity 19, and one of them positioning round orifice 24 cooperates with steel ball 25; The structure of the handle positioner of second handle 12 and first handle 11 identical.

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 and second handle 12 closed up closure, 14 pairs of first handles 11 of handle and second handle 12 played a supportive role, and made things convenient for the medical worker to the medical anoscope application of force.

After being closed up, first handle 11 and second handle 12 can accident not open, as shown in Figure 8, offer inner chamber 44 in the handle 14, connecting rod 43 is installed in the inner chamber 44, one end periphery of connecting rod 43 is provided with convex annular along 45, the other end of connecting rod 43 passes the handle 14 outer location-plates 40 of installing, the periphery of connecting rod 43 is installed second spring 42 and hexagon blind nut 41, connecting rod 43 and hexagon blind nut 41 straight line to axial move, hexagon blind nut 41 is threaded with handle 14, second spring 42 is positioned at inner chamber 44, one end of second spring 42 contacts along 45 with convex annular, the other end of second spring 42 contacts with hexagon blind nut 41, and second spring 42 provides pretightning force for location-plate 40; Offer several locating holes 29 on the location-plate 40, respectively be provided with locating convex block 22 on first handle 11 and the second handle 12, closing with the quantity of locating hole 29 of the quantity of the locating convex block 22 on first handle 11 and the second handle 12 equates that locating convex block 22 and locating hole 29 be corresponding matching one by one; Offer hexagon hole 37 on the location-plate 40, hexagon hole 37 cooperates with hexagon blind nut 41.As shown in Figure 8, after first handle 11 and second handle 12 close up, the locating convex block 22 on first handle 11 and the second handle 12 respectively with location-plate 40 on the corresponding one by one grafting of locating hole 29 cooperate, location-plate 40 is with first handle 11 and second handle 12 lockings; When first handle 11 and second handle 12 need be opened, can spur location-plate 40 earlier, making location-plate 40 drive connecting rod 43 compressions second spring 42 moves, the locating convex block 22 of first handle 11 and second handle 12 is separated, so that first handle 11 and second handle 12 upsets can be opened with locating hole 29.For in location-plate 40 opening procedures, prevent that location-plate 40 from resetting under the effect of second spring 42, can be behind pulling location-plate 40, again location-plate 40 is rotated 90 degree, make hexagon blind nut 41 and hexagon hole 37 certain angle that staggers, so that hexagon blind nut 41 can't be entered in the hexagon hole 37, even 41 pairs of location-plates of hexagon blind nut, 40 its position-limiting actions prevent that location-plate 40 from resetting.

The operational approach of medical anoscope of the present invention is basic identical with existing medical anoscope, and difference is, when need push patient's anal with medical anoscope, be the thrust of conveniently exerting pressure forward, as shown in Figure 1, first handle 11 is closed up synthetic big handle, hold so that the medical worker takes; In the time of mirror core 1 slowly need being pulled out after medical anoscope inserts anus, for making things convenient for the application of force, as shown in Figure 2, 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; Again first handle 11 and second handle 12 are launched, snap in respectively in first locating slot 5 and second locating slot 6 after first handle 11 and second handle 12 launch; Then, press nut 15, nut 15 promotes spacing block set 21 by connecting rod 18, first tooth bar 31 and second tooth bar 32 move, first tooth bar 31 and second tooth bar 32 drive first swinging block 35 by first gear 38 and second gear 39 respectively and second swinging block 36 rotates, until first swinging block 35 and second swinging block 36 revolve turn 90 degrees stretch out outside the handle till, 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, oppositely promote nut 15, nut 15 drives first tooth bar 31 by connecting rod 18 and second tooth bar 32 oppositely moves, 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, 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, locking ring 3 relative adapter sleeves 4 can 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 11 of adapter sleeve and 12 position-limiting actions of second handle.Offer installing hole 23 on nut 15 sidewalls, installation first spring 17 and steel ball 25, the first springs 17 are connected with steel ball 25 in the installing hole 23, offer three positioning round orifice 24 on the sidewall of first installation cavity 19, and one of them positioning round orifice 24 cooperates with steel ball 25; Positioning round orifice 24 and steel ball 25 cooperations can be worked as nut 15 and be played the role of positioning in the moving process in first installation cavity 19.

Adapter sleeve 4 can adopt following scheme with the concrete connected mode of locking ring 3: as shown in Figure 6, arcuate groove 26 is set on the outer wall of adapter sleeve 4, offer dowel hole 28 on the sidewall of locking ring 3, alignment pin 27 is installed in the dowel hole 28, alignment pin 27 cooperates with arcuate groove 26.Alignment pin 27 and arcuate groove 26 cooperations play the role of positioning to locking ring 3.

For preventing mirror core 1 by checking in the lens barrel 2 under non-working condition, 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 closed up closure as shown in Figure 1, first limited block 9 and second limited block 10 were positioned at the rear end of mirror core 1, and 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 present invention not technology contents of detailed description is known technology.

Claims

1. medical anoscope, comprise and check lens barrel (2), check that lens barrel (2) is the big increaser in the little rear end of front end, check mirror core (1) is installed in the lens barrel (2), the front end of mirror core (1) is a bulb, bulb is positioned to be checked outside the lens barrel (2), pull bar (13) is installed in the rear end of mirror core (1), it is characterized in that: the rear end of checking lens barrel (2) is provided with adapter sleeve (4), locking ring (3) is installed in the periphery activity of adapter sleeve (4), 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); Offer second installation cavity (30) and crank-guide way (20) in the first handle (11), the two ends of crank-guide way (20) communicate with first installation cavity (19) and second installation cavity (30) respectively; Spacing block set (21) is installed in second installation cavity (30), and spacing block set (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 spacing block set (21); 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 spacing block set (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, first swinging block (35) is set on first gear (38), second swinging block (36) is set on second gear (39); Offer installing hole (23) on nut (15) sidewall, first spring (17) and steel ball (25) are installed in the installing hole (23), first spring (17) is connected with steel ball (25), offer three positioning round orifice (24) on the sidewall of first installation cavity (19), one of them positioning round orifice (24) cooperates with steel ball (25); The internal structure of second handle (12) and first handle (11) are identical; The rear end fixed installation handle (14) of pull bar (13), handle (14) is positioned between first handle (11) and the second handle (12); Offer inner chamber (44) in the handle (14), connecting rod (43) is installed in the inner chamber (44), one end periphery of connecting rod (43) is provided with convex annular along (45), the other end of connecting rod (43) passes the outer location-plate (40) of installing of handle (14), the periphery of connecting rod (43) is installed second spring (42) and hexagon blind nut (41), hexagon blind nut (41) is threaded with handle (14), second spring (42) is positioned at inner chamber (44), one end of second spring (42) contacts along (45) with convex annular, and the other end of second spring (42) contacts with hexagon blind nut (41); Offer several locating holes (29) on the location-plate (40), respectively be provided with locating convex block (22) on first handle (11) and the second handle (12), closing with the quantity of locating hole (29) of the quantity of the locating convex block (22) on first handle (11) and the second handle (12) equates that locating convex block (22) and locating hole (29) be corresponding matching one by one; Offer hexagon hole (37) on the location-plate (40), hexagon hole (37) cooperate with hexagon blind nut (41).

2. medical anoscope according to claim 1, it is characterized in that: arcuate groove (26) is set on the outer wall of adapter sleeve (4), offer dowel hole (28) on the sidewall of locking ring (3), alignment pin (27) is installed in the dowel hole (28), alignment pin (27) cooperates with arcuate groove (26).

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