CN109821142B - Rotating disc type medical anus dilator - Google Patents
Rotating disc type medical anus dilator Download PDFInfo
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- CN109821142B CN109821142B CN201910289228.XA CN201910289228A CN109821142B CN 109821142 B CN109821142 B CN 109821142B CN 201910289228 A CN201910289228 A CN 201910289228A CN 109821142 B CN109821142 B CN 109821142B
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Abstract
The invention relates to a rotary disc type medical anus dilator, which comprises a fixed base disc, a rotary disc used for adjusting the dilation degree and N arc-shaped dilation plates used for realizing anus dilation. The fixed basal disc comprises a base plate, an outer cylinder body covered on the base plate and an annular disc arranged inside the outer cylinder body, each expansion plate mounting hole of the annular disc is provided with an arc expansion plate, the arc expansion plates are formed by long-strip-shaped arc plates, a connecting rod and a control handle, the rotary disc comprises a round cover and N control blocks arranged in the round cover, the round cover is formed by a disc and a ring baffle, the expansion degree of the expander can be adjusted by stirring the rotary disc, the expansion degree can be adjusted according to different bearing capacities of different patients, and the fixed basal disc is flexible and convenient.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a rotary disc type medical anus dilator.
Background
The anus is an opening at the tail end of the alimentary canal and communicated with the outside of the body, is normally closed and longitudinally cracked, is expanded to be round when defecating, and has the diameter of about 2-3 cm. The skin of the anus is dark, and there are a moving sac, sweat gland and sebaceous gland in the skin, and many radial folds are formed due to the contraction of muscles. When the doctor examines the anus, generally need carry out certain expansion to the anus, just conveniently inspect the state of an illness, the doctor generally uses the anus expander to expand the anus, and the operation is more complicated when present anus expander uses, and the size is not fixed well when expanding the anus, causes the injury to patient's anus easily.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides the rotary disc type medical anal dilator, the dilation degree of the dilator can be adjusted by stirring the rotary disc, the dilator can be adjusted according to different bearing capacities of different patients, and the dilator is flexible and convenient.
In order to solve the technical problems, the invention provides the following technical scheme: a rotating disc type medical anal dilator comprises a fixed base disc, a rotating disc used for adjusting the dilation degree and N arc-shaped dilation plates used for achieving anal dilation.
Fixed basal disc includes that base plate, cover establish the outer barrel on the base plate and set up the annular dish in outer barrel inside, is provided with first through-hole on the base plate, and the annular dish is fixed on the base plate, there are a N expansion plate mounting hole along circumferencial direction evenly distributed on the annular dish, and the expansion plate mounting hole runs through annular dish and base plate from top to bottom, the cross section of expansion plate mounting hole is the rectangular shape form, and the radial setting of expansion plate mounting hole along the annular dish.
Every expansion plate mounting hole department of annular dish all is provided with an arc expansion plate, and the arc expansion plate comprises rectangular shape arc board, connecting rod and control handle, and the arc board setting is in the one side that fixed basal disc and outer barrel carried on the back mutually, and the connecting rod passes the expansion plate mounting hole and is connected with rectangular shape arc board, and expansion plate mounting hole length direction can be followed to the connecting rod and slides, the control handle stretches out the annular dish setting, and is provided with the second through-hole on the lateral wall of control handle, and the second through-hole is rectangular shape through-hole, and its length direction keeps unanimous with the length direction of expansion plate mounting hole.
The rotary disk comprises a circular cover and N control blocks arranged in the circular cover, the circular cover is composed of a disk and a ring, a fourth through hole is formed in the circular cover, the N control blocks are evenly distributed in the disk along the circumferential direction, the rotary disk is buckled on the fixed base plate, the N control blocks of the rotary disk are respectively arranged in the N second through holes in a penetrating mode, and the control handle can move along the radial direction of the annular disk and away from the center of the annular disk under the extrusion of the control blocks through rotating the rotary disk.
The rotating disc type medical anal dilator is further optimized as follows: and N is an odd number greater than or equal to 3.
The rotating disc type medical anal dilator is further optimized as follows: a transparent elastic film is arranged between the arc plates of two adjacent arc expansion plates.
The rotating disc type medical anal dilator is further optimized as follows: the rotary disc is connected with the barrel of the fixed base disc through a ratchet mechanism, the ratchet mechanism comprises a pawl assembly arranged on the fixed base disc and ratchets arranged on the outer circumference of a ring block, the pawl assembly comprises a shell, a pawl, a tension spring and a reset handle, a third through hole is formed in the outer barrel side wall of the fixed base disc, the shell is covered at the third through hole of the outer barrel, the tail end of the pawl is hinged in the shell through a pin shaft, the head end of the pawl penetrates through the third through hole and is connected with the ratchets in a clamped mode, one end of the tension spring is connected with the middle of the pawl, the other end of the tension spring is connected with the bottom of the shell, an extension portion is further arranged at the tail end of the pawl, the lower end of the reset.
The rotating disc type medical anal dilator is further optimized as follows: the diameter of the inner ring of the annular disc is consistent with that of the through hole on the substrate.
The rotating disc type medical anal dilator is further optimized as follows: the expansion plate mounting hole is provided with the spout along length direction's both sides inner wall, and the outer wall symmetry of connecting rod is provided with two pterygoid laminas, and the connecting rod passes the expansion plate mounting hole and sets up, and its both sides pterygoid lamina is arranged in the both sides spout of expansion plate mounting hole respectively.
The rotating disc type medical anal dilator is further optimized as follows: the outer wall of the cylinder body of the fixed base disc is provided with scales, and the round cover of the rotating disc is provided with a pointer.
Advantageous effects
Firstly, the anus dilator can be adjusted according to the bearing capacity of different patients, when the anus dilator enters the anus of a patient, the expansion arc plate is in a contraction state and can enter the anal canal of the patient very smoothly, the discomfort of the patient is very slight in the process, after the expansion arc plate completely enters the anal canal, the expansion arc plate can be slowly expanded by poking the rotating disc until the anus dilator can be examined or treated or the bearing capacity of the patient is reached, the poking of the rotating disc is stopped, and at the moment, the dilator can keep the expansion state.
The anal dilator can accurately record the anal canal dilatation born by different patients, the scribed line is arranged on the surface of the base disc, the pointer is arranged on the adjusting turntable, and the optimal anal canal dilatation of the patient can be obtained through the pointer and the scribed line after the dilatation adjustment is finished.
Drawings
FIG. 1 is a schematic view of the contracted state of the anal dilator of the present invention;
FIG. 2 is a schematic structural view of a fixed base plate in the anal dilator of the present invention;
FIG. 3 is a schematic view of the anal dilator in its expanded state (the rotating disc is not shown);
FIG. 4 is a schematic view showing the positional relationship between 5 arc-shaped expansion plates in the expanded state of the anal dilator of the present invention;
FIG. 5 is a schematic structural view of an arc-shaped expansion plate in the anal dilator of the present invention;
FIG. 6 is a schematic structural view of a rotating disk in the anal dilator of the present invention;
FIG. 7 is a schematic view showing the positional relationship between the control handle and the control block in the contracted state of the anal dilator of the present invention;
FIG. 8 is a schematic view showing the positional relationship between the control handle and the control block in the expanded state of the anal dilator of the present invention;
FIG. 9 is a schematic view of the ratchet mechanism (locked state) in the anal dilator of the present invention;
FIG. 10 is a schematic view of the ratchet mechanism (free state) of the anal dilator of the present invention;
FIG. 11 is a schematic view showing the fitting relationship between the wing plate and the sliding groove in embodiment 2;
the labels in the figure are: 1. the device comprises a fixed base plate, 101, a base plate, 102, an outer cylinder body, 103, an annular plate, 104, an expansion plate mounting hole, 105, a first through hole, 106, a third through hole, 107, a sliding groove, 2, a rotating plate, 201, a round cover, 202, a control block, 203, a round plate, 204, a ring stop, 205, a fourth through hole, 3, an arc expansion plate, 301, an arc plate, 302, a connecting rod, 303, a control handle, 304, a second through hole, 305, an elastic film, 306, a wing plate, 4, a ratchet mechanism, 401, a ratchet, 402, a shell, 403, a pawl, 404, a tension spring, 405, a reset handle, 406 and an extension part.
Detailed Description
The following detailed description of the preferred embodiments will be made with reference to the accompanying drawings.
Example 1
As shown in fig. 1: the utility model provides a medical anus expander of carousel formula, includes fixed basal disc 1, is used for adjusting the rotary disk 2 of expansion degree and is used for realizing 5 arc expansion boards 3 of anus expansion, can make 5 arc expansion boards 3 expand gradually through rotating rotary disk 2, reaches the degree that the patient can accept until the expansion degree.
As shown in fig. 2: the fixed base plate 1 comprises a base plate 101, an outer cylinder 102 covering the base plate 101 and an annular plate 103 arranged inside the outer cylinder 102, wherein a first through hole 105 is formed in the base plate 101, the annular plate 103 is fixed on the base plate 101, and the diameter of the inner ring of the annular plate 103 is consistent with that of the through hole in the base plate 101. There are 5 expansion plate mounting holes 104 along circumferencial direction evenly distributed on the annular dish 103, and expansion plate mounting hole 104 runs through annular dish 103 and base plate 101 from top to bottom, the cross section of expansion plate mounting hole 104 is rectangular shape, and expansion plate mounting hole 104 radially sets up along annular dish 103.
As shown in fig. 3-5: every expansion plate mounting hole 104 of ring disc 103 all is provided with an arc expansion plate 3, arc expansion plate 3 is by rectangular shape arc plate 301, connecting rod 302 and control handle 303 constitute, arc plate 301 sets up the one side that fixed base plate 1 and outer barrel 102 carried on the back mutually, arc plate 301 slope sets up, the lower extreme of arc plate 301 inclines towards the axial direction, be provided with transparent elastic film 305 between two adjacent arc expansion plate 3's the arc plate 301, can realize expansion plate circumferential seal through elastic film 305, connecting rod 302 passes expansion plate mounting hole 104 and is connected with rectangular shape arc plate 301, connecting rod 302 can slide along expansion plate mounting hole 104 length direction, control handle 303 stretches out ring disc 103 and sets up, and be provided with second through-hole 304 on the lateral wall of control handle 303, second through-hole 304 is rectangular shape through-hole, its length direction keeps the same with expansion plate mounting hole 104 length direction, control handle 303, Connecting rod 302 and rectangular shape arc board 301 are even as an organic whole, and when control handle 303 removed under the external force, can drive rectangular shape arc board 301 and remove simultaneously, and expansion board mounting hole 104 can provide the direction for the removal of connecting rod 302, makes connecting rod 302 only can follow the radial movement (be close to the axis or keep away from the axis) of annular disc 103.
As shown in fig. 6-8: the rotating disc 2 is an important part for controlling the contraction or expansion of the expander, the rotating disc 2 comprises a round cover 201 and 5 control blocks 202 arranged in the round cover 201, the round cover 201 is composed of a round disc 203 and a ring stop 204, a fourth through hole 205 is arranged on the round cover 201, the diameter of the fourth through hole 205 is consistent with the diameter of an inner ring of the annular disc 103 and the diameter of a through hole on the substrate 101, the ring stop is further arranged in the round cover 201, and the diameter of the ring stop is consistent with the diameter of the fourth through hole 205 and is used for isolating the control blocks 202 from the expanded through hole. The 5 control blocks 202 are uniformly distributed in the disc 203 along the circumferential direction, specifically: the control block 202 is fixed on the disc 203 through a connecting rod, a gap is left between the control block 202 and the disc 203, so that the control block 202 can smoothly penetrate into the second through hole 304 of the control handle 303, the control block 202 is arc-shaped long, one end of the control block 202 is close to, the rotating disc 2 is buckled on the fixed base disc 1 (namely, the fixed base disc 1 and the rotating disc 2 are oppositely arranged in an opening), the rotating disc 2 can freely rotate and cannot be separated from the fixed base disc 1, and in the prior art, many structural forms can achieve the effects, for example, an arc-shaped groove is formed in the base plate 101 of the fixed base disc 1, an inserting rod is arranged at the outer end of the ring stopper 204 of the rotating disc 2, the inserting rod penetrates through the arc-shaped groove after the fixed base disc 1 and the rotating disc 2 are buckled, and a stopper handle is arranged. The 5 control blocks 202 of the rotating disk 2 are respectively arranged in the 5 second through holes 304 in a penetrating way, and by rotating the rotating disk 2, the control handle 303 can move along the radial direction of the annular disk 103 and away from the center of the annular disk 103 under the extrusion of the control blocks 202.
As shown in fig. 9 and 10: in order to maintain the expanded state of the expander, the rotating disk 2 and the cylinder of the fixed base disk 1 are connected together by a ratchet mechanism 4, the ratchet mechanism 4 comprises a pawl assembly arranged on the fixed base disk 1 and ratchet teeth 401 arranged on the outer circumference of the ring stop 204, the pawl assembly includes a housing 402, a pawl 403, a tension spring 404 and a reset lever 405, the side wall of the outer cylinder 102 of the fixed base disc 1 is provided with a third through hole 106, the shell 402 is covered at the third through hole 106 of the outer cylinder 102, the tail end of the pawl 403 is hinged in the shell 402 through a pin shaft, the head end of the pawl 403 passes through the third through hole 106 and is clamped with the ratchet 401, one end of the tension spring 404 is connected with the middle part of the pawl 403, the other end of the tension spring 404 is connected with the bottom of the shell 402, the tail end of the pawl 403 is also provided with an extension part 406, the lower end of the reset handle 405 is connected with the extension part 406, and the upper end of the reset handle 405 extends out of the shell 402. Under the action of the ratchet mechanism 4, the rotating disc 2 can only rotate in one direction, and when the rotating disc 2 rotates to a proper expansion degree, the rotating disc 2 stops rotating, so that the expansion state can be maintained. When the expansion needs to be released, the locking state can be released by pressing the reset handle 405, and the initial contraction state can be recovered by reversely rotating the rotating disk 2.
Example 2
As shown in fig. 11, the medical anal dilator of the present embodiment has substantially the same structure as that of embodiment 1, except that: the expansion plate mounting hole 104 is provided with the spout 107 along the both sides inner wall of length direction, and the outer wall symmetry of connecting rod 302 is provided with two pterygoid laminas 306, and connecting rod 302 passes the setting of expansion plate mounting hole 104, and its both sides pterygoid lamina 306 is arranged in the both sides spout 107 of expansion plate mounting hole 104 respectively, can make connecting rod 302 remove in expansion plate mounting hole 104 more smoothly through above-mentioned structure.
Example 3
The medical anal dilator of the present embodiment has basically the same structure as that of embodiment 1, except that: the outer wall of the barrel of the fixed base plate 1 is provided with scales, the round cover 201 of the rotating disk 2 is provided with a pointer, the expansion degree can be quantified through the pointer and the scales, and the expansion progress can be conveniently recorded and controlled.
The use method of the medical anal dilator comprises the following steps: disinfect the expander before using, the arc expansion board that makes the expander is in the contraction state, at this moment, the head end of expansion board can get into the anal canal very smoothly under the contraction state, treat that the arc expansion board gets into the anal canal after completely, fixed base plate supports in anus department, at this moment, rotate the rotary disk with the hand, carry out slow expansion, pointer and scale so that better control expansion process can be observed to the pivoted in-process, treat that the patient appears slight discomfort, the stall rotary disk, accomplish the expansion of anal canal promptly, medical staff can observe or medical operation such as dosing, after treating the operation, manual handle that resets of pressing down, the arc expansion board is automatic shrink under the extrusion of anal canal, then take out the anal canal, after the cleaning and disinfecting, keep.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a medical anus of carousel formula expander which characterized in that: comprises a fixed basal disc (1), a rotating disc (2) for adjusting the expansion degree and N arc expansion plates (3) for realizing anus expansion, wherein N is an odd number more than or equal to 3;
the fixed base disc (1) comprises a base plate (101), an outer cylinder (102) covered on the base plate (101) and a ring disc (103) arranged inside the outer cylinder (102), wherein a first through hole (105) is formed in the base plate (101), the ring disc (103) is fixed on the base plate (101), N expansion plate mounting holes (104) are uniformly distributed in the ring disc (103) along the circumferential direction, the expansion plate mounting holes (104) penetrate through the ring disc (103) and the base plate (101) from top to bottom, the cross section of each expansion plate mounting hole (104) is in a long strip shape, and the expansion plate mounting holes (104) are arranged along the radial direction of the ring disc (103);
each expansion plate mounting hole (104) of the annular disc (103) is provided with an arc expansion plate (3), each arc expansion plate (3) is composed of a long-strip-shaped arc plate (301), a connecting rod (302) and a control handle (303), the arc plates (301) are arranged on one side, back to the outer cylinder (102), of the fixed base disc (1), the connecting rods (302) penetrate through the expansion plate mounting holes (104) to be connected with the long-strip-shaped arc plates (301), the connecting rods (302) can slide along the length direction of the expansion plate mounting holes (104), the control handles (303) extend out of the annular disc (103) to be arranged, the side walls of the control handles (303) are provided with second through holes (304), the second through holes (304) are long-strip-shaped through holes, and the length direction of the second through holes is consistent with that of the expansion plate mounting holes (104);
the rotary disk (2) comprises a circular cover (201) and N control blocks (202) arranged in the circular cover (201), the circular cover (201) is composed of a circular disk (203) and a ring retainer (204), a fourth through hole (205) is formed in the circular cover (201), the N control blocks (202) are uniformly distributed in the circular disk (203) along the circumferential direction, the rotary disk (2) is buckled on the fixed base disk (1), the N control blocks (202) of the rotary disk (2) are respectively arranged in the N second through holes (304) in a penetrating mode, and through rotation of the rotary disk (2), under the extrusion of the control blocks (202), a control handle (303) can move along the radial direction of the annular disk (103) and away from the center of the annular disk (103).
2. The rotating disk type medical anal dilator of claim 1, wherein: a transparent elastic film (305) is arranged between the arc plates (301) of two adjacent arc expansion plates (3).
3. The rotating disk type medical anal dilator of claim 1, wherein: the rotary disc (2) is connected with the cylinder of the fixed base disc (1) through a ratchet mechanism (4), the ratchet mechanism (4) comprises a pawl assembly arranged on the fixed base disc (1) and a ratchet (401) arranged on the outer circumference of a ring stop (204), the pawl assembly comprises a shell (402), a pawl (403), a tension spring (404) and a reset handle (405), a third through hole (106) is formed in the side wall of the outer cylinder (102) of the fixed base disc (1), the shell (402) is covered at the third through hole (106) of the outer cylinder (102), the tail end of the pawl (403) is hinged in the shell (402) through a pin shaft, the head end of the pawl (403) penetrates through the third through hole (106) to be clamped with the ratchet (401), one end of the tension spring (404) is connected with the middle of the pawl (403), and the other end of the tension spring (404) is connected with the bottom of the shell (402), the tail end of the pawl (403) is also provided with an extension part (406), the lower end of the reset handle (405) is connected with the extension part (406), and the upper end of the reset handle (405) is arranged to extend out of the shell (402).
4. The rotating disk type medical anal dilator of claim 1, wherein: the diameter of the inner ring of the annular disc (103) is consistent with the diameter of the through hole on the substrate (101).
5. The rotating disk type medical anal dilator of claim 1, wherein: the expansion plate mounting hole (104) is provided with the spout (107) along length direction's both sides inner wall, and the outer wall symmetry of connecting rod (302) is provided with two pterygoid laminas (306), and connecting rod (302) pass expansion plate mounting hole (104) and set up, and the both sides pterygoid lamina (306) of its both sides are arranged in the both sides spout (107) of expansion plate mounting hole (104) respectively.
6. The rotating disk type medical anal dilator of claim 1, wherein: the outer wall of the cylinder body of the fixed base disc (1) is provided with scales, and a circular cover (201) of the rotating disc (2) is provided with a pointer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910289228.XA CN109821142B (en) | 2019-04-11 | 2019-04-11 | Rotating disc type medical anus dilator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910289228.XA CN109821142B (en) | 2019-04-11 | 2019-04-11 | Rotating disc type medical anus dilator |
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| CN109821142A CN109821142A (en) | 2019-05-31 |
| CN109821142B true CN109821142B (en) | 2021-04-23 |
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| CN201910289228.XA Active CN109821142B (en) | 2019-04-11 | 2019-04-11 | Rotating disc type medical anus dilator |
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| CN110464521A (en) * | 2019-09-17 | 2019-11-19 | 蒋帼素 | External auditory canal expandable stent |
| CN111248845A (en) * | 2020-02-24 | 2020-06-09 | 自贡市第四人民医院(自贡市急救中心) | Expandable support laryngoscope |
| CN112451004A (en) * | 2020-10-30 | 2021-03-09 | 宋以娟 | Private part expanding device for obstetrical clinical operation |
| CN113289218A (en) * | 2021-06-09 | 2021-08-24 | 李玲 | Paediatrics is with expanding anus device |
| CN113440185B (en) * | 2021-07-16 | 2024-02-02 | 瑞柏生物（中国）股份有限公司 | Gynaecology's fast regulating type expands palace device |
| CN113977391B (en) * | 2021-12-28 | 2022-03-11 | 常州市斯邦杰橡塑制品有限公司 | Intelligent digital detection system for image processing and detection method thereof |
| CN114451857B (en) * | 2022-01-10 | 2023-01-03 | 苏州市金盛医疗用品有限公司 | Dilator with high smoothness for colonoscope |
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| EP1574163A1 (en) * | 2004-03-12 | 2005-09-14 | Fehling AG | Anal retractor |
| EP1970012A1 (en) * | 2007-03-14 | 2008-09-17 | Elenor S.R.L. | Trocar for thoracic surgery |
| WO2013182841A1 (en) * | 2012-06-07 | 2013-12-12 | Cambridge University Hospitals Nhs Foundation Trust | Stoma-creating device |
| CN104706313A (en) * | 2015-03-05 | 2015-06-17 | 山东康力医疗器械科技有限公司 | Anus expanding device |
| CN108378882A (en) * | 2018-04-09 | 2018-08-10 | 郑州大学第附属医院 | A kind of tracheotomy extension fixture |
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| US8974380B2 (en) * | 2010-02-24 | 2015-03-10 | Meni-Med Ltd | Surgical retractor |
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| EP1574163A1 (en) * | 2004-03-12 | 2005-09-14 | Fehling AG | Anal retractor |
| EP1970012A1 (en) * | 2007-03-14 | 2008-09-17 | Elenor S.R.L. | Trocar for thoracic surgery |
| WO2013182841A1 (en) * | 2012-06-07 | 2013-12-12 | Cambridge University Hospitals Nhs Foundation Trust | Stoma-creating device |
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| CN108378882A (en) * | 2018-04-09 | 2018-08-10 | 郑州大学第附属医院 | A kind of tracheotomy extension fixture |
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