CN109821143B - Anorectal examination and drug delivery device capable of realizing accurate drug delivery - Google Patents
Anorectal examination and drug delivery device capable of realizing accurate drug delivery Download PDFInfo
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- CN109821143B CN109821143B CN201910288886.7A CN201910288886A CN109821143B CN 109821143 B CN109821143 B CN 109821143B CN 201910288886 A CN201910288886 A CN 201910288886A CN 109821143 B CN109821143 B CN 109821143B
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Abstract
The invention relates to an anorectal examination and administration device capable of realizing accurate administration, which comprises a fixed base disc, a rotating disc for adjusting the expansion degree, N arc expansion plates for realizing anus expansion and an administration assembly for applying medicine to an affected part, wherein the fixed base disc comprises a base plate, an outer cylinder body covered on the base plate and an annular disc arranged inside the outer cylinder body, the rotating disc comprises a round cover and N control blocks arranged in the round cover, and the administration assembly comprises a plurality of administration inserting plates, a main medicine delivery pipe, a branch medicine delivery pipe and a multi-way valve. The anorectal examination and administration device disclosed by the invention not only can adjust the expansion degree according to different patients, but also can be used for accurately administering medicine to local parts of patients, and has a better treatment effect.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an anorectal examination and drug delivery device capable of realizing accurate drug delivery.
Background
Anorectal diseases are common diseases and frequently encountered diseases which are specific to human beings. From a broad aspect: various diseases occurring in anus and large intestine are called anorectal diseases, and more than 100 common diseases are caused. In a narrow sense: various diseases occur in anus and rectum, and more than 30 diseases are common, such as: internal hemorrhoid, external hemorrhoid, mixed hemorrhoid, anal fissure, anal fistula, perianal abscess, anal dermatosis, anal sinusitis, proctitis, rectal ulcer, constipation, rectal prolapse, proctoptosis, rectal mucosal prolapse, anorectal stenosis, anal incontinence, anal canal cancer, rectal cancer, anal papilloma, rectal polyp, anorectal tuberculosis, anal neurosis, condyloma acuminatum, congenital malformation of anorectum, and anorectal trauma.
The anorectal dilator is a medical instrument commonly used in the anorectal disease treatment process, needs to check and administer medicine to the inside of an anal canal in the treatment process, is generally fixed in size, is directly inserted into the anal canal through the anus of a patient when the dilator needs to be expanded, and can cause discomfort of the patient and even injury to the anus if the dilator is improper in size. In addition, the administration operation is usually carried out by connecting an administration tube on the medicine tube through anorectal administration, the administration is inconvenient and cannot be carried out on the local part of a patient, and the treatment effect is quite poor.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides an anorectal examination and administration device capable of realizing accurate administration, which can adjust the expansion degree according to different patients, can also aim at local accurate administration of patients and has a better treatment effect.
In order to solve the technical problems, the invention provides the following technical scheme: an anorectal examination and administration device capable of realizing accurate administration comprises a fixed base plate, a rotating disc for adjusting the expansion degree, N arc-shaped expansion plates for realizing anus expansion and an administration assembly for applying medicine to an affected part;
the fixed base plate comprises a base plate, an outer cylinder body covering the base plate and an annular disc arranged in the outer cylinder body, wherein a first through hole is formed in the base plate, the annular disc is fixed on the base plate, N expansion plate mounting holes are uniformly distributed in the annular disc in the circumferential direction, the expansion plate mounting holes penetrate through the annular disc and the base plate from top to bottom, the cross section of each expansion plate mounting hole is in a long strip shape, and the expansion plate mounting holes are arranged in the radial direction of the annular disc;
each expansion plate mounting hole of the annular disc is provided with an arc expansion plate, each arc expansion plate consists of a long strip-shaped arc plate, a connecting rod and a control handle, the arc plate is arranged on one side, back to the outer barrel, of the fixed base disc, the connecting rod penetrates through the expansion plate mounting holes to be connected with the long strip-shaped arc plates, the connecting rod can slide along the length direction of the expansion plate mounting holes, the control handle extends out of the annular disc, a second through hole is formed in the side wall of the control handle, the length direction of the second through hole is consistent with that of the expansion plate mounting holes, a slot extending towards the head end is formed in the tail end of each long strip-shaped arc plate, and a dosing hole communicated with the slot is formed in the outer side wall of each long strip-;
the rotating disc comprises a round cover and N control blocks arranged in the round cover, the round cover is composed of a disc and a ring block, a fourth through hole is formed in the round cover, the N control blocks are uniformly distributed in the disc along the circumferential direction, the rotating disc is buckled on the fixed base disc, the N control blocks of the rotating disc 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 disc and far away from the center of the annular disc under the extrusion of the control blocks by rotating the rotating disc;
the subassembly of dosing includes that a plurality of picture pegs, the medicine delivery are responsible for, medicine delivery branch pipe and multi-way valve of dosing, and the medicine delivery is responsible for and is connected at the input of multi-way valve, and the output of multi-way valve is connected with the picture peg of dosing through medicine delivery branch pipe respectively, the picture peg of dosing can insert in the slot of rectangular shape arc board, and the picture peg of dosing is inside to be provided with the stock solution cavity with medicine delivery branch pipe intercommunication, and the lateral surface of the picture peg of dosing is provided with out the.
As a further optimization of the anorectal examination and administration device capable of realizing accurate administration, the invention comprises the following steps: and N is an odd number greater than or equal to 3.
As a further optimization of the anorectal examination and administration device capable of realizing accurate administration, the invention comprises the following steps: a transparent elastic film is arranged between the arc plates of two adjacent arc expansion plates.
As a further optimization of the anorectal examination and administration device capable of realizing accurate administration, the invention comprises the following steps: 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.
As a further optimization of the anorectal examination and administration device capable of realizing accurate administration, the invention comprises the following steps: the diameter of the inner ring of the annular disc is consistent with that of the through hole on the substrate.
As a further optimization of the anorectal examination and administration device capable of realizing accurate administration, the invention comprises the following steps: 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.
As a further optimization of the anorectal examination and administration device capable of realizing accurate administration, the invention comprises the following steps: 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.
As a further optimization of the anorectal examination and administration device capable of realizing accurate administration, the invention comprises the following steps: the dosing assembly has three dosing inserts.
As a further optimization of the anorectal examination and administration device capable of realizing accurate administration, the invention comprises the following steps: a plurality of circular medicine outlet holes are uniformly distributed on the three medicine feeding plugboards, and the diameters of the circular medicine outlet holes on the three medicine feeding plugboards are different.
Advantageous effects
The anorectal examination and administration device can be adjusted according to tolerance of different patients, when the anorectal examination and administration device 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, 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 anorectal examination or treatment can be carried out or the bearing capacity of the patient is reached, the poking of the rotating disc is stopped, and at the moment, the expander can keep the expansion state;
the anorectal examination and administration device can be used for locally administering the medicine to the affected part, so that the medicine can be efficiently utilized, and the treatment effect is improved;
thirdly, the anorectal examination and administration device can accurately record the anal canal expansion degree which can be borne by different patients, the surface of the base plate is provided with the scribed line, the adjusting turntable is provided with the pointer, and the optimal anal canal expansion degree of the patient can be obtained through the pointer and the scribed line after the expansion adjustment is finished.
Drawings
FIG. 1 is a schematic view of the external structure of the anorectal examination and administration device of the present invention;
FIG. 2 is a schematic structural view of a fixing base plate in the anorectal examination and administration device;
FIG. 3 is a schematic view of the anorectal examination and administration device of the present invention in an initial state, wherein the rotating disk is not shown;
FIG. 4 is a schematic diagram showing the positional relationship between 5 arc-shaped expansion plates in the anorectal examination and administration device;
FIG. 5 is a schematic structural view of an arc-shaped expansion plate in the anorectal examination and administration device;
FIG. 6 is a schematic view of the structure of a rotating disc in the anorectal examination and administration device of the present invention;
FIG. 7 is a schematic view showing the position relationship between the control handle and the control block in the contracted state of the anorectal examination and administration device;
FIG. 8 is a schematic view showing the positional relationship between the control handle and the control block in the expanded state of the anorectal examination and administration device of the present invention;
FIG. 9 is a schematic structural view illustrating the locking state of the ratchet mechanism in the anorectal examination and administration device according to the present invention;
FIG. 10 is a schematic view of the free state of the ratchet mechanism of the anorectal examination and administration device 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;
FIG. 12 is a schematic view of the administration set of the anorectal examination and administration device of the present invention;
FIG. 13 is a schematic view of the structure of a drug delivery insert plate in the anorectal examination and drug delivery device of the present invention;
the labels in the figure are: 1. the drug delivery device comprises a fixed base plate, 101, a base plate, 102, an outer cylinder body, 103, a ring-shaped 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-shaped 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, 307, a slot, 308, a drug delivery hole, 4, a ratchet mechanism, 401, a ratchet, 402, a shell, 403, a pawl, 404, a tension spring, 405, a reset handle, 406, an extension part, 5, a drug delivery assembly, 501, a drug delivery insertion plate, 502, a drug delivery main pipe, 503, a drug delivery branch pipe, 504, a multi.
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 can realize anus intestines inspection and drug delivery device of accurate dosing, includes fixed basepan 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 department of annular dish 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 carries on the back mutually at fixed base 1 and outer barrel 102, arc plate 301 slope sets up, arc plate 301's lower extreme inclines towards axial direction, be provided with transparent elastic film 305 between two adjacent arc plates 3's the arc plate 301, can realize expansion plate circumferential's closure 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 is L shape structure, make under the initial condition, rectangular shape arc plate 301 is located the ring of fixed base 1. Connecting rod 302 can slide along expansion plate mounting hole 104 length direction, the control handle 303 stretches out the setting of annular dish 103, 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 unanimous with the length direction of expansion plate mounting hole 104, control handle 303, connecting rod 302 and rectangular shape arc board 301 are even as an organic whole, when control handle 303 removes under the exogenic force, can drive rectangular shape arc board 301 and remove simultaneously, and expansion plate mounting hole 104 can provide the direction for the removal of connecting rod 302, make connecting rod 302 only can follow the radial movement of annular dish 103 and be close to the axis or keep away from the axis. The elongated arc plate 301 is provided with a slot 307 extending towards the head end along the tail end thereof, and the outer side wall of the elongated arc plate 301 is provided with a drug delivery hole 308 communicated with the slot 307.
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. 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.
The administration component 5 comprises three administration plugboards 501, a main drug delivery pipe 502, a branch drug delivery pipe 503 and a multi-way valve 504, the main drug delivery pipe 502 is connected at the input end of the multi-way valve 504, the output end of the multi-way valve 404 is respectively connected with the administration plugboard 501 through the branch drug delivery pipe 503, the administration plugboard 501 can be inserted into the slot 307 of the long strip-shaped arc board 301, the inside liquid storage cavity communicated with the branch drug delivery pipe 503 is arranged in the administration plugboard 501, the outer side surface of the administration plugboard 501 is uniformly provided with a plurality of circular drug outlet holes 505, and the diameters of the circular drug outlet holes 505 on the three administration plugboards. When the administration operation is needed, the administration inserting plate 501 is inserted into the slot 307 of the elongated arc plate 301 corresponding to the part needing administration, then the multi-way valve 504 is adjusted to enable the valve of the way to circulate, so that the medicine liquid enters the liquid storage cavity of the administration inserting plate 501 through the main medicine conveying pipe 502 and the branch medicine conveying pipe 503, and reaches the affected part through the medicine outlet hole 505 at the outer side of the administration inserting plate 501 and the medicine outlet hole 308 of the elongated arc plate 301, because the elongated arc plate 301 is tightly attached to the inner wall of the anal canal, a local sealing cavity is formed at the medicine outlet hole 308, the medicine liquid can not flow freely, and the medicine liquid acts on the affected part for a long time.
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 anorectal examination and administration device of this 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.
The application method of the anorectal examination and administration device comprises the following steps: disinfect the device 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. If need carry out the operation of dosing, when the expansion inspection, mark the arc expansion board that disease position corresponds, then manually press the handle that resets, arc expansion board is automatic shrink under the extrusion of anal canal, inserts one or more administration picture peg in the slot of the arc expansion board that disease position corresponds, then expands once more, after the expansion, the operation of dosing can.
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 (8)
1. The utility model provides a can realize anus intestines inspection and the device of dosing of accurate dosing which characterized in that: comprises a fixed base disc (1), a rotating disc (2) for adjusting the expansion degree, N arc-shaped expansion plates (3) for realizing anus expansion and a drug delivery assembly (5) for applying drug to local affected parts;
the fixed base disc (1) comprises a base plate (101), an outer cylinder (102) covering the base plate (101) and an annular disc (103) arranged inside the outer cylinder (102), wherein a first through hole (105) is formed in the base plate (101), the annular disc (103) is fixed on the base plate (101), N expansion plate mounting holes (104) are uniformly distributed in the annular disc (103) along the circumferential direction, the expansion plate mounting holes (104) penetrate through the annular disc (103) and the base plate (101) from top to bottom, and the expansion plate mounting holes (104) are arranged along the radial direction of the annular 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 long-strip-shaped arc plate (301) is arranged on one side of the fixed base disc (1) back to the outer cylinder body (102), the connecting rod (302) penetrates through the expansion plate mounting holes (104) to be connected with the long-strip-shaped arc plates (301), the connecting rod (302) can slide along the length direction of the expansion plate mounting holes (104), the control handle (303) extends out of the annular disc (103) to be arranged, a second through hole (304) is arranged on the side wall of the control handle (303), the second through hole (304) is a long-strip-shaped through hole, the length direction of the second through hole is consistent with the length direction of the expansion plate mounting holes (104), and a slot (307) with an extending head end is formed in the tail, the outer side wall of the elongated arc plate (301) is provided with an administration hole (308) communicated with the slot (307);
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 stop (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 by rotating 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);
the drug delivery assembly (5) comprises a plurality of drug delivery plug boards (501), a drug delivery main pipe (502), drug delivery branch pipes (503) and a multi-way valve (504), the drug delivery main pipe (502) is connected to the input end of the multi-way valve (504), the output end of the multi-way valve (504) is connected with the drug delivery plug boards (501) through the drug delivery branch pipes (503), the drug delivery plug boards (501) can be inserted into slots (307) of the elongated arc boards (301), liquid storage cavities communicated with the drug delivery branch pipes (503) are arranged in the drug delivery plug boards (501), and drug outlet holes (505) are formed in the outer side faces of the drug delivery plug boards (501);
and N is an odd number greater than or equal to 3.
2. The anorectal examination and administration device capable of achieving precise administration of a drug according to claim 1, wherein: a transparent elastic film (305) is arranged between the arc plates (301) of two adjacent arc expansion plates (3).
3. The anorectal examination and administration device capable of achieving precise administration of a drug according to 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 anorectal examination and administration device capable of achieving precise administration of a drug according to 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 anorectal examination and administration device capable of achieving precise administration of a drug according to 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 anorectal examination and administration device capable of achieving precise administration of a drug according to 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.
7. The anorectal examination and administration device capable of achieving precise administration of a drug according to claim 1, wherein: the dosing assembly (5) has three dosing cards (501).
8. The anorectal examination and administration device capable of achieving precise administration of a drug according to claim 7, wherein: a plurality of circular medicine outlet holes (505) are uniformly distributed on the three medicine feeding insertion plates (501), and the diameters of the circular medicine outlet holes (505) on the three medicine feeding insertion plates (501) are different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910288886.7A CN109821143B (en) | 2019-04-11 | 2019-04-11 | Anorectal examination and drug delivery device capable of realizing accurate drug delivery |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910288886.7A CN109821143B (en) | 2019-04-11 | 2019-04-11 | Anorectal examination and drug delivery device capable of realizing accurate drug delivery |
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| CN109821143A CN109821143A (en) | 2019-05-31 |
| CN109821143B true CN109821143B (en) | 2021-04-23 |
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| CN110811532B (en) * | 2019-11-27 | 2022-02-18 | 杭州澳光医疗器械有限公司 | Gastrointestinal surgery is with novel adjustable anus ware that expands |
| CN111939440B (en) * | 2020-08-04 | 2022-11-01 | 张慧媛 | Vaginal atomization device and method |
| CN112451004A (en) * | 2020-10-30 | 2021-03-09 | 宋以娟 | Private part expanding device for obstetrical clinical operation |
| CN112370641B (en) * | 2020-11-10 | 2022-03-08 | 王功军 | Digestive tract hemostat for digestive system department |
| CN112618927A (en) * | 2020-11-23 | 2021-04-09 | 中国人民解放军陆军军医大学第二附属医院 | Rectum anastomosis stoma expanding device |
| 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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