CN113041485A - Intestinal ware of dosing for gastroenterology - Google Patents
Intestinal ware of dosing for gastroenterology Download PDFInfo
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- CN113041485A CN113041485A CN202110191147.3A CN202110191147A CN113041485A CN 113041485 A CN113041485 A CN 113041485A CN 202110191147 A CN202110191147 A CN 202110191147A CN 113041485 A CN113041485 A CN 113041485A
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- inner tube
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- head
- medicine outlet
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- 230000000968 intestinal effect Effects 0.000 title claims abstract description 10
- 239000003814 drug Substances 0.000 claims abstract description 217
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 210000002249 digestive system Anatomy 0.000 claims abstract description 15
- 230000007704 transition Effects 0.000 claims description 3
- 210000001035 gastrointestinal tract Anatomy 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 238000007599 discharging Methods 0.000 description 14
- 229940079593 drug Drugs 0.000 description 12
- 208000033641 Ring chromosome 5 syndrome Diseases 0.000 description 3
- 210000000664 rectum Anatomy 0.000 description 3
- 238000012377 drug delivery Methods 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 208000014174 Oesophageal disease Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 208000010643 digestive system disease Diseases 0.000 description 1
- 210000000232 gallbladder Anatomy 0.000 description 1
- 210000002429 large intestine Anatomy 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000496 pancreas Anatomy 0.000 description 1
- 210000000813 small intestine Anatomy 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M31/00—Devices for introducing or retaining media, e.g. remedies, in cavities of the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3379—Masses, volumes, levels of fluids in reservoirs, flow rates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/10—Trunk
- A61M2210/1042—Alimentary tract
- A61M2210/1064—Large intestine
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention belongs to the technical field of medical auxiliary instruments, and discloses an intestinal administration device for a digestive system department, which comprises an outer tube, a spherical guide head and an inner tube assembly, wherein the spherical guide head is integrally formed at the front end of the outer tube; wherein: the middle part of the spherical guide head is provided with a through hole; two connecting rods are symmetrically fixed on the outer wall of the inner tube assembly, an ellipsoidal medicine outlet head is rotatably mounted between the two connecting rods, any end of a long shaft of the medicine outlet head can penetrate through a through hole, and the maximum aperture of the through hole is smaller than the short shaft of the medicine outlet head; one end of the medicine outlet head is provided with a medicine outlet hole, and the inner tube assembly is used for feeding liquid medicine into the medicine outlet head when the medicine outlet hole penetrates out of the through hole; in conclusion, according to the invention, based on the arrangement of the rotatable medicine outlet head, when the integral medicine feeder extends into the intestinal tract of a patient, the medicine outlet hole faces the inside of the outer tube, so that the problem of blockage of the medicine outlet hole in the extending process of the medicine feeder can be effectively avoided.
Description
Technical Field
The invention belongs to the technical field of medical auxiliary instruments, and particularly relates to an intestinal administration device for a digestive system department.
Background
The digestive system department is a clinical third-level subject which mainly studies diseases of esophagus, stomach, small intestine, large intestine, liver, gallbladder, pancreas and the like; the digestive system diseases are various, the medical knowledge is wide, and the operation is complex and fine. In the digestive system, when the intestinal tract is treated, intestinal administration operation is required according to the damage condition in the intestinal tract; at present, most medical personnel adopt a syringe type or air bag type administration device to perform the administration operation, but the administration device still has certain inconvenience in actual use; for example:
the administration device is provided with the administration port at the front end of the device, and when the administration device is inserted into the intestinal tract of a patient, the front end of the device is inserted firstly, so that the front end administration port is blocked easily, administration cannot be performed after the blockage, the administration device needs to be replaced and inserted again, the treatment efficiency is influenced, and the comfort in the whole treatment process is poor.
Disclosure of Invention
In view of the above, in order to solve the problems in the background art, the present invention aims to provide an intestinal tract administration device for digestive system department.
In order to achieve the purpose, the invention provides the following technical scheme: an intestinal administration device for digestive system department comprises an outer tube, a spherical guide head integrally formed at the front end of the outer tube, and an inner tube assembly penetrating through the rear end of the outer tube; wherein:
the middle part of the spherical guide head is provided with a through hole;
two connecting rods are symmetrically fixed on the outer wall of the inner tube assembly, an ellipsoidal medicine outlet head is rotatably mounted between the two connecting rods, any end of a long shaft of the medicine outlet head can penetrate through a through hole, and the maximum aperture of the through hole is smaller than the short shaft of the medicine outlet head; one end of the medicine outlet head is provided with a medicine outlet hole, and the inner tube assembly is used for feeding liquid medicine into the medicine outlet head when the medicine outlet hole penetrates out of the through hole;
a gear is arranged on the outer side of one of the connecting rods, and the gear is coaxially assembled with the medicine outlet head; the outer tube internal fixation has the ring gear, just when going out the medicine head and withdrawing in the outer tube, the gear can mesh with the ring gear to drive out the medicine head and carry out 180 upsets.
Preferably, the outer diameter of the spherical guide head is not smaller than that of the outer pipe, and the joint of the spherical guide head and the outer pipe is in arc transition.
Preferably, the minor axis both ends of going out the medicine head all are fixed with the axis of rotation, and two axis of rotation are primary shaft and secondary shaft respectively, wherein: the first shaft corresponds to the gear, and a guide sleeve is rotatably connected between the second shaft and the corresponding connecting rod.
Preferably, the medicine outlet head is communicated with the second shaft and is provided with a first medicine guide hole; a medicine guide tube is connected between the guide sleeve and the inner tube assembly, and a second medicine guide hole communicated with the medicine guide tube is formed in the guide sleeve; when the medicine outlet hole penetrates through the through hole, the first medicine guide hole is communicated with the second medicine guide hole; when the medicine outlet hole faces the rear end of the outer tube, the first medicine guide hole and the second medicine guide hole are staggered.
Preferably, the inner tube assembly comprises a first inner tube, and the drug guide tube is connected to the front end of the first inner tube.
Preferably, the inside of first inner tube is equipped with the piston, just one side welding of piston has the push rod, the push rod runs through first inner tube rear end, and is equipped with the capacity scale on the outer wall of push rod.
Preferably, the inner tube assembly further comprises a second inner tube, and the second inner tube is disposed between the first inner tube and the outer tube.
Preferably, the connecting rod is fixed on the outer wall of the second inner tube, and a medicine storage cavity is formed between the second inner tube and the first inner tube.
Preferably, a first one-way valve is connected between the first inner tube and the drug guide tube, and the first one-way valve is used for realizing one-way conduction of the first inner tube to the drug guide tube; and a second one-way valve is connected between the front end of the first inner tube and the medicine storage cavity and is used for realizing one-way conduction of the medicine storage cavity to the first inner tube.
Preferably, a medicine inlet pipe is fixed on one side of the second inner pipe, and the medicine inlet pipe is limited at the rear end of the outer pipe; two identification pointers are symmetrically arranged at the rear end of the outer tube, and when the medicine outlet head is turned over for 180 degrees, the medicine inlet tube rotates from one identification pointer to the other identification pointer.
Compared with the prior art, the invention has the following beneficial effects:
(1) according to the invention, based on the arrangement of the rotatable medicine outlet head, when the integral medicine feeder extends into the intestinal tract of a patient, the medicine outlet hole faces towards the inside of the external pipe, so that the problem of blockage of the medicine outlet hole in the extending process of the medicine feeder can be effectively avoided; after the medicine applicator is stretched into the intestinal tract of a patient, the medicine head can be effectively turned over for 180 degrees through the movement and the rotation of the inner tube assembly and the matching between the gear and the toothed ring, so that the whole medicine applicator can smoothly introduce therapeutic medicines into the intestinal tract of the patient.
In addition, when the rotation of the medicine discharging head is executed, the medicine discharging head is limited in the outer tube, so that the problem that the patient feels uncomfortable due to the rotation of the medicine discharging head can be effectively avoided.
(2) To above-mentioned medicine head of going out, correspond and set up the spherical guide head that has the through-hole at the outer tube front end to this makes the front end surface of whole ware of dosing be smooth cambered surface, thereby avoids causing patient's secondary loss stretching into the in-process of ware of dosing.
(3) Aiming at the medicine outlet head and the inner tube assembly, the connection between the medicine outlet head and the inner tube assembly is formed by two symmetrically arranged connecting rods, one connecting rod is matched with the gear, and the other connecting rod is provided with a guide sleeve which can be conducted with the medicine outlet head; specifically, when the medicine outlet hole extends out of the through hole, the guide sleeve is conducted with the medicine outlet head; when the medicine outlet hole faces the rear end of the outer tube, the guide sleeve and the medicine outlet head are staggered and are not conducted; based on this, the phenomenon that the medicine leaks in the process of stretching into the medicine feeder can be effectively avoided.
(4) Aiming at the inner tube assembly, the inner tube assembly comprises a first inner tube of a piston type pushing structure, and capacity scales are arranged on a corresponding push rod, so that the dosage can be accurately controlled.
(5) To above-mentioned inner tube subassembly, still including the second inner tube that is used for storing and adding the medicine, specifically be formed with between first inner tube and second inner tube and store up the medicine chamber, and store up and form one-way conduction between medicine chamber, first inner tube and the medicine guide tube, can effectively realize the operation of mending medicine in the process of dosing from this to can not cause the backward flow of the inside medicine of patient's intestinal.
(6) To the upset of above-mentioned play cartridge explosive, rotate through the drive inner tube subassembly and realize, and correspond at inner tube subassembly and outer tube rear end and be equipped with the sign structure to this can be accurate obtain the upset state of taking out the cartridge explosive, make the use of whole ware of dosing more convenient.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is an enlarged view of FIG. 2 at B;
FIG. 5 is a plan view of the gear ring and the discharge head of the present invention;
FIG. 6 is a plan view of the mating of the outer tube and inner tube assembly of the present invention;
in the figure: an outer tube-1; a spherical guide head-2; a through-hole-21; an inner tube assembly-3; a connecting rod-31; discharge head-32; a medicine outlet-33; a rotating shaft-34; a guide sleeve-35; a first drug guide hole-36; a drug delivery tube-37; a second drug delivery hole-38; gear-4; a toothed ring-5; a first inner tube-6; a piston-61; a push rod-62; a first check valve-63; a second check valve-64; a second inner tube-7; a drug storage cavity-71; a medicine inlet pipe-72; identify pointer-8.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides an intestinal administration device for gastroenterology, which mainly comprises an outer tube 1, a spherical guide head 2 integrally formed at the front end of the outer tube 1, and an inner tube assembly 3 penetrating the rear end of the outer tube 1. Wherein:
a through hole 21 is arranged in the middle of the spherical guide head 2; the outer diameter of the spherical guide head 2 is not smaller than that of the outer tube 1, and the joint of the spherical guide head 2 and the outer tube 1 is in arc transition;
two connecting rods 31 are symmetrically fixed on the outer wall of the inner tube component 3, an ellipsoidal medicine outlet head 32 is rotatably installed between the two connecting rods 31, any end of the long axis of the medicine outlet head 32 can penetrate through the through hole 21, and the maximum aperture of the through hole 21 is smaller than the short axis of the medicine outlet head 32; one end of the medicine outlet head 32 is provided with a medicine outlet hole 33, and the inner tube component 3 is used for feeding medicine liquid into the medicine outlet head 32 when the medicine outlet hole 33 penetrates out of the through hole 21;
a gear 4 is arranged on the outer side of one of the connecting rods 31, and the gear 4 and the medicine outlet head 32 are coaxially assembled; the outer tube 1 internal fixation has the ring gear 5, and goes out when the medicine head 32 retreats in the outer tube 1, gear 4 can mesh with ring gear 5 to drive out medicine head 32 and carry out 180 upsets.
From the above, the principle of the administration device provided by the present invention is as follows:
for rectal administration
When the medicine feeder is inserted, one end of the medicine outlet head 32, which is not provided with the medicine outlet hole 33, penetrates through the through hole 21, so that the end of the medicine outlet head 32 forms the front end tip part of the integral medicine feeder; specifically, it is ellipsoid structure to go out medicine head 32, and spherical leading 2 is spherical structure, and when making this to draw medicine head 32 and spherical leading 2 formation cooperation, can guarantee that the surface of whole ware front end of dosing is smooth cambered surface to in stretching into patient's rectum with whole ware of dosing, and can effectively reduce the discomfort that arouses when stretching into.
After the medicine feeder is inserted, the front end of the medicine feeder is positioned at an injured part in the rectum of a patient, then the inner tube assembly 3 is pulled backwards, so that the two connecting rods 31 are driven to move backwards, the medicine outlet head 32 is driven to move backwards, and the obtained medicine outlet head 32 is retracted into the outer tube 1, until the gear 4 on the outer side of one connecting rod 31 is in contact engagement with the toothed ring 5, the whole inner tube assembly 3 cannot move backwards continuously; then, the inner tube assembly 3 is rotated by 180 degrees, the connecting rod 31, the medicine discharging head 32 and the gear 4 are driven to synchronously rotate in the process (the medicine discharging head 32 rotates around the long axis at the moment), when the gear 4 rotates, the gear 4 is driven to revolve around the long axis of the medicine discharging head 32 and also rotate around the short axis of the medicine discharging head based on the meshing limitation of the toothed ring 5, so that the medicine discharging head 32 is driven to turn around the short axis of the medicine discharging head, and when the inner tube assembly 3 rotates by 180 degrees, the medicine discharging head 32 just turns over by 180 degrees around the short axis, and in the state, the medicine discharging hole 33 on the medicine discharging head 32 is turned over to face the front end of the integral medicine feeder; then the inner tube component 3 is pushed forwards, so that the movement and the reset of the medicine outlet head 32 are realized, namely, one end of the medicine outlet head 32 with the medicine outlet hole 33 penetrates out of the through hole 21; finally, the liquid medicine is fed into the medicine outlet head 32 through the inner tube component 3, and the liquid medicine is discharged to the front end of the integral medicine feeder through the medicine outlet hole 33, so that the liquid medicine can effectively enter the rectum of the patient.
In order to ensure that the inner tube assembly 3 can effectively feed the liquid medicine into the medicine outlet head 32, the present invention further provides the following specific embodiments.
In one possible embodiment, there is provided a connection structure between the inner tube assembly 3 and the drug discharge head 32:
specifically, the two ends of the short shaft of the medicine outlet head 32 are both fixed with rotating shafts 34, and the two rotating shafts 34 are respectively a first shaft and a second shaft, wherein: the first shaft corresponds to the gear 4, and a guide sleeve 35 is rotatably connected between the second shaft and the corresponding connecting rod 31.
Further, the medicine outlet head 32 is communicated with the second shaft to form a first medicine guide hole 36; a medicine guide tube 37 is connected between the guide sleeve 35 and the inner tube component 3, and a second medicine guide hole 38 communicated with the medicine guide tube 37 is formed in the guide sleeve 35; preferably, as can be seen from fig. 3, when the medicine outlet 33 passes through the through hole 21, the first medicine guide hole 36 is communicated with the second medicine guide hole 38; when the medicine outlet hole 33 faces the rear end of the outer tube 1, the first medicine guide hole 36 and the second medicine guide hole 38 are staggered.
In another possible embodiment, specific structures are provided regarding the inner tube assembly 3 itself:
specifically, the inner tube assembly 3 comprises a first inner tube 6, and the drug guide tube 37 is connected to the front end of the first inner tube 6; a piston 61 is arranged in the first inner tube 6, a push rod 62 is welded on one side of the piston 61, the push rod 62 penetrates through the rear end of the first inner tube 6, and the outer wall of the push rod 62 is provided with capacity scales.
Further, the inner tube assembly 3 further comprises a second inner tube 7, and the second inner tube 7 is arranged between the first inner tube 6 and the outer tube 1; wherein, the connecting rod 31 is fixed on the outer wall of the second inner tube 7, and a medicine storage cavity 71 is formed between the second inner tube 7 and the first inner tube 6.
Furthermore, a first one-way valve 63 is connected between the first inner tube 6 and the drug guide tube 37, and the first one-way valve 63 is used for realizing one-way conduction of the first inner tube 6 to the drug guide tube 37; a second one-way valve 64 is connected between the front end of the first inner tube 6 and the drug storage cavity 71, and the second one-way valve 64 is used for realizing the one-way conduction from the drug storage cavity 71 to the first inner tube 6.
In addition, a medicine inlet pipe 72 is fixed on one side of the second inner pipe 7, and the medicine inlet pipe 72 is limited at the rear end of the outer pipe 1; the back end of the outer tube 1 is symmetrically provided with two identification pointers 8, and when the medicine outlet head 32 is turned over by 180 degrees, the medicine inlet tube 72 rotates from one identification pointer 8 to the other identification pointer 8.
In summary, the specific principle of the inner tube assembly 3 for feeding the liquid medicine into the medicine outlet head 32 is as follows:
firstly, storing liquid medicine: the medicine inlet pipe 72 is connected with an external medicine supply device (such as a medicine supply needle tube, a medicine supply pump and the like), so that medicine liquid is fed into the medicine storage cavity 71 through the medicine inlet pipe 72 to finish medicine inlet; then, the push rod 62 is pulled in a direction away from the first inner tube 6, and the piston 61 is driven to move backwards, so that a negative pressure state is formed at the front end of the first inner tube 6, and the liquid medicine is sucked from the medicine storage cavity 71 through the second one-way valve 64, and medicine storage is completed.
Secondly, feeding liquid medicine: after the medicine storage is finished, the push rod 62 is pushed towards the direction close to the first inner tube 6, and at the moment, the medicine liquid enters the medicine guide tube 37 through the first one-way valve 63 and then enters the second medicine guide hole 38 through the medicine guide tube 37; in this case:
if the medicine discharging head 32 is located at the position of the medicine discharging hole 33 towards the rear end of the outer tube 1 shown in fig. 3, the first medicine guiding hole 36 and the second medicine guiding hole 38 are in a staggered state, so that the first medicine guiding hole 36 and the second medicine guiding hole 38 are not communicated, and the problem that the medicine liquid leaks into the medicine feeder is effectively avoided;
if go out the medicine head 32 and accomplish 180 upsets after, go out medicine hole 33 and then can pass through hole 21 and be located the front end of whole ware of dosing, the axis of rotation 34 that goes out the medicine head 32 both ends can accomplish the upset thereupon this moment, then adjust the first medicine hole 36 that leads of dislocation and second medicine hole 38 from this to form and switch on between the two, then the first medicine hole 36 that leads of accessible of the liquid medicine that gets into in the second medicine hole 38 from this gets into medicine hole 33, thereby make the liquid medicine discharge to the patient intestinal, accomplish and dose.
In the administration operation, the outer wall of the push rod 62 is provided with the volume scale, so that the administration amount can be accurately obtained; when the rotation operation of the whole inner tube assembly 3 is carried out, the accurate rotation of the inner tube assembly 3 and the accurate overturning of the medicine outlet head 32 can be realized due to the correspondence between the medicine inlet tube 72 and the identification pointer 8.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An intestinal ware of dosing for gastroenterology, its characterized in that: comprises an outer tube (1), a spherical guide head (2) which is integrally formed at the front end of the outer tube (1), and an inner tube component (3) which penetrates through the rear end of the outer tube (1);
a through hole (21) is formed in the middle of the spherical guide head (2);
two connecting rods (31) are symmetrically fixed on the outer wall of the inner tube component (3), an ellipsoidal medicine outlet head (32) is rotatably installed between the two connecting rods (31), any end of the long axis of the medicine outlet head (32) can penetrate through the through hole (21), and the maximum aperture of the through hole (21) is smaller than the short axis of the medicine outlet head (32); one end of the medicine outlet head (32) is provided with a medicine outlet hole (33), and the inner tube component (3) is used for feeding liquid medicine into the medicine outlet head (32) when the medicine outlet hole (33) penetrates out of the through hole (21);
a gear (4) is arranged on the outer side of one of the connecting rods (31), and the gear (4) and the medicine outlet head (32) are coaxially assembled; the outer tube (1) internal fixation has ring gear (5), just when going out in medicine head (32) withdraws into outer tube (1), gear (4) can mesh with ring gear (5) to drive out medicine head (32) and carry out 180 upsets.
2. The enteral administration set for digestive system department according to claim 1, wherein: the outer diameter of the spherical guide head (2) is not smaller than that of the outer pipe (1), and the joint of the spherical guide head (2) and the outer pipe (1) is in arc transition.
3. The enteral administration set for digestive system department according to claim 1, wherein: go out the minor axis both ends of medicine head (32) and all be fixed with axis of rotation (34), and two axis of rotation (34) are primary shaft and secondary shaft respectively, wherein: the first shaft corresponds to the gear (4), and a guide sleeve (35) is rotatably connected between the second shaft and the corresponding connecting rod (31).
4. The enteral administration set for digestive system department according to claim 3, wherein: the medicine outlet head (32) is communicated with the second shaft and is provided with a first medicine guide hole (36); a medicine guide tube (37) is connected between the guide sleeve (35) and the inner tube component (3), and a second medicine guide hole (38) communicated with the medicine guide tube (37) is formed in the guide sleeve (35);
when the medicine outlet hole (33) penetrates through the through hole (21), the first medicine guide hole (36) is communicated with the second medicine guide hole (38); when the medicine outlet hole (33) faces the rear end of the outer tube (1), the first medicine guide hole (36) and the second medicine guide hole (38) are staggered.
5. The enteral administration set for digestive system department according to claim 4, wherein: the inner tube assembly (3) comprises a first inner tube (6), and the medicine guide tube (37) is connected to the front end of the first inner tube (6).
6. The enteral administration set for digestive system department according to claim 5, wherein: the inside of first inner tube (6) is equipped with piston (61), just push rod (62) have been welded to one side of piston (61), push rod (62) run through first inner tube (6) rear end, and are equipped with the capacity scale on the outer wall of push rod (62).
7. The enteral administration set for digestive system department according to claim 6, wherein: the inner pipe assembly (3) further comprises a second inner pipe (7), and the second inner pipe (7) is arranged between the first inner pipe (6) and the outer pipe (1).
8. The enteral administration set for digestive system department according to claim 7, wherein: the connecting rod (31) is fixed on the outer wall of the second inner tube (7), and a medicine storage cavity (71) is formed between the second inner tube (7) and the first inner tube (6).
9. The enteral administration set for digestive system department according to claim 8, wherein: a first one-way valve (63) is connected between the first inner tube (6) and the medicine guide tube (37), and the first one-way valve (63) is used for realizing the one-way conduction of the first inner tube (6) to the medicine guide tube (37); be connected with second check valve (64) between first inner tube (6) front end and medicine storage cavity (71), and second check valve (64) are used for realizing the one-way conduction of medicine storage cavity (71) to first inner tube (6).
10. The enteral administration set for digestive system department according to claim 9, wherein: a medicine inlet pipe (72) is fixed on one side of the second inner pipe (7), and the medicine inlet pipe (72) is limited at the rear end of the outer pipe (1); two identification pointers (8) are symmetrically arranged at the rear end of the outer tube (1), and when the medicine outlet head (32) is turned over for 180 degrees, the medicine inlet tube (72) rotates from one identification pointer (8) to the other identification pointer (8).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110191147.3A CN113041485B (en) | 2021-02-19 | 2021-02-19 | Intestinal ware of dosing for gastroenterology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110191147.3A CN113041485B (en) | 2021-02-19 | 2021-02-19 | Intestinal ware of dosing for gastroenterology |
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| Publication Number | Publication Date |
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| CN113041485A true CN113041485A (en) | 2021-06-29 |
| CN113041485B CN113041485B (en) | 2022-05-03 |
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| CN211327716U (en) * | 2019-10-28 | 2020-08-25 | 刘仪 | Gastroenterology intestinal ware of dosing |
| CN213131531U (en) * | 2020-06-13 | 2021-05-07 | 荣成市妇幼保健院 | Positioning anesthesia apparatus for obstetrics and gynecology department |
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