CN113940738A - Device of dosing under peritoneum - Google Patents
Device of dosing under peritoneum Download PDFInfo
- Publication number
- CN113940738A CN113940738A CN202111411440.2A CN202111411440A CN113940738A CN 113940738 A CN113940738 A CN 113940738A CN 202111411440 A CN202111411440 A CN 202111411440A CN 113940738 A CN113940738 A CN 113940738A
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- CN
- China
- Prior art keywords
- administration
- hole
- needle
- medicine
- push rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 210000004303 peritoneum Anatomy 0.000 title claims abstract description 29
- 239000003814 drug Substances 0.000 claims abstract description 86
- 238000001647 drug administration Methods 0.000 claims abstract description 32
- 238000005192 partition Methods 0.000 claims description 16
- 238000012377 drug delivery Methods 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims 1
- 239000002245 particle Substances 0.000 abstract 1
- 229940079593 drug Drugs 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 239000006187 pill Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229940126589 solid medicine Drugs 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 229940044683 chemotherapy drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007912 intraperitoneal administration Methods 0.000 description 1
- 238000002357 laparoscopic surgery Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000002271 resection Methods 0.000 description 1
- 238000000015 thermotherapy Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/0046—Surgical instruments, devices or methods, e.g. tourniquets with a releasable handle; with handle and operating part separable
Abstract
A device for administering medicine under peritoneum comprises a handle for operation and a medicine administration needle for administration, wherein an operation body connected with the handle is arranged, a medicine administration structure for administration is arranged in the operation body, the medicine administration needle is connected with the operation body, the medicine administration needle is a hollow needle, and the front end of the medicine administration structure extends into the medicine administration needle; the handle is connected with the drug administration structure, and the drug administration structure is controlled to move in the drug administration needle by pressing the handle; the medicine in the medicine feeding needle is pushed out to the treatment position by the medicine feeding structure moving forwards in the medicine feeding needle, and the problem that medicine particles are blown back under the positive pressure of the peritoneum can be effectively avoided because the front end of the medicine feeding structure extends into the medicine feeding needle.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a device for administering medicine under peritoneum.
Background
At present, the treatment methods of peritoneal tumors include surgical resection and peritoneal perfusion thermotherapy or chemotherapy, but the two treatment modes belong to intraperitoneal administration; the administration under the peritoneum is to put the used chemotherapy drugs to the affected part of the peritoneum of a patient, so that the effective drug concentration at the affected part is higher, thereby obtaining better clinical treatment effect. For the administration under the peritoneum, at present, no experience and technology related to the treatment of the sub-peritoneal administration exists at home and abroad.
At present, if the peritoneal tumor is clinically expected to be treated by the administration under the peritoneum, part of the peritoneum can be cut to release the medicine under the open state, and then the peritoneum is sutured; there is no experience under laparoscopy: if the administration is performed intraperitoneally using existing devices, the following risks exist: 1. in the laparoscope operation process, the peritoneum needs to be picked up, and then the medicine is put under the peritoneum, so that the requirement on the experience of an operation doctor is high; 2. positive pressure gas exists under the peritoneum, so that the put medicine is easy to blow away or blow out, and the medicine cannot enter the accurate position; 3. when the operation of drug delivery under the peritoneum is carried out, special instruments are lacked, the operation process is complicated, time and labor are wasted, and the energy of doctors is wasted.
The present invention has been made in view of the above problems, and provides a device for administering drugs under the peritoneum which is used in a laparoscopic/open state.
Disclosure of Invention
To overcome the problems set forth in the background, the present invention provides a device for the administration of drugs intraperitoneally.
A device for administering medicine under peritoneum comprises a handle for operation and a medicine administration needle for administration, wherein an operation body connected with the handle is arranged, a medicine administration structure for administration is arranged in the operation body, the medicine administration needle is connected with the operation body, the medicine administration needle is a hollow needle, and the front end of the medicine administration structure extends into the medicine administration needle; the handle is connected with the drug administration structure, and the drug administration structure is controlled to move in the drug administration needle by pressing the handle; the medicine in the medicine feeding needle is pushed out to the treatment position by the medicine feeding structure moving forwards in the medicine feeding needle, and the problem that solid medicine powder blows back under the positive pressure of the peritoneum can be effectively avoided because the front end of the medicine feeding structure extends into the medicine feeding needle.
Further, the administration structure comprises: the setting is at the baffle of placing the intracavity, promote the push rod that the medicine gos forward, carry out the clamp plate one that pushes forward to the push rod of being connected with the handle, carry out the spacing clamp plate two after the preceding push to the push rod, set up the reset spring one that makes the effective reset of clamp plate one, still set up the reset spring two that makes the clamp plate two keep the spacing reset state of slope, clamp plate one is when promoting forward, the clamp plate two is parallel with the terminal surface of push rod through the push rod traction, guarantee that the push rod normally promotes forward, when the clamp plate resets after pressing down, clamp plate one resets through reset spring, and be on a parallel with the terminal surface of push rod, clamp plate two resets and form the slope through reset spring two simultaneously, carry out spacing fixed to the push rod.
Further, the cavity is placed to the internal portion setting of operation, and the intracavity is being placed in the structure setting of dosing, doses behind the peritoneum through the structure of dosing.
Furthermore, a first through hole and a second through hole which are communicated with the placing cavity are formed in the operation body, the drug administration structure penetrates through the first through hole and the second through hole, and the first through hole is used for enabling the drug administration structure to extend into the drug administration needle through the placing cavity; the second through hole is used for enabling the drug administration structure to extend out of the placing cavity; the drug delivery structure is fixed through the first through hole and the second through hole, and the drug is placed.
Further, operation body top set up with the communicating dosing groove of through hole one, dosing groove and through hole one communicate with each other one section and set up to the toper, prevent to appear the medicine draw-in groove phenomenon when placing the medicine through the dosing groove.
Furthermore, a top cover is arranged on the medicine feeding groove, torsion springs are arranged on the left side and the right side of the top cover, the medicine feeding groove is in a closed state, a groove for opening the medicine feeding groove is formed in the operation body, and therefore the medicine is prevented from falling due to improper operation after the medicine is placed; the medicine waste is reduced.
Further, operation body one end is connected with the needle of dosing, and the first end of needle of dosing is sharp end, picks up the peritoneum through the first end of needle of dosing, realizes the dosing behind the peritoneum.
Further, an elastic collar for preventing the medicine from falling is arranged in the administration needle.
Furthermore, the partition board is divided into a first partition board and a second partition board, the first partition board and the second partition board are provided with a first through hole which is the same as the push rod in shape and size, the push rod can be effectively supported by the two partition boards, shaking of the push rod is avoided when the push rod is pushed forwards, and the push rod passes through the first through hole, the second through hole and the first through hole.
Furthermore, the centers of the first through hole and the second through hole which are arranged in the operating body are on the same horizontal line. The push rod can be ensured to be horizontal through the arrangement.
Further, the push rod is provided as an arbitrary polygonal cylindrical rod, wherein the push rod is preferably a regular hexagon, and this arrangement is effective to cause the push rod to perform forward jacking.
Furthermore, the first reset spring is arranged between the first partition plate and the first pressure plate and used for resetting the first pressure plate.
Preferably, the return spring is arranged around the push rod; this arrangement ensures that the spring is stable in position.
Furthermore, the first pressure plate is provided with a first connecting shaft connected with the handle, the handle is provided with a first connecting hole, and a stop block is arranged on the periphery of the connecting hole of the handle, so that the problem that the first pressure plate is turned over in a transition mode when the handle is pressed is solved; the pressing handle is pressed to drive the pressing plate to move forwards so as to push the push rod forwards, and the medicine is put into the body of the patient.
Furthermore, a through hole II with the same shape as the push rod is arranged on the pressing plate I, and the diameter of the circumscribed circle of the through hole does not exceed 1/4 of the diameter of the circumscribed circle of the push rod.
Furthermore, the second pressing plate is arranged in a placing groove in the rear end of the operation body, the second pressing plate is provided with a second connecting shaft, the second pressing plate is connected through a second connecting hole in a fixing plate in the placing groove, and the second pressing plate is used for limiting the push rod after being pushed forward and preventing the push rod from backing up.
Furthermore, one end of the second reset spring is arranged in a spring groove at the rear end of the operation body, and the other end of the second reset spring is connected with the inner side of the second pressing plate, so that the second pressing plate keeps fixing the push rod.
Furthermore, a stop protrusion is arranged vertically below the spring groove, and after the second pressing plate presses the stop protrusion, the second pressing plate is parallel to the end face of the push rod and can pull out the push rod when the second pressing plate is parallel to the end face of the push rod.
Further, the length of the second pressure plate is greater than that of the first pressure plate, and the length of the second pressure plate is not greater than that of the first pressure plate 1/2.
Further, the groove left side or the right side of dosing sets up to transparent enclosing cover, and length and the groove of dosing is the same, and this setting can be observed and give the inslot and have or not take place the card medicine phenomenon to can observe the distance that the push rod pulled back.
When the medicine dispensing device is used, the pressing plate II is pressed to draw the push rod out to the position where the through hole I is communicated with the placing cavity but not separated from the through hole I, the medicine dispensing groove is opened, medicine is placed into the through hole I through the medicine dispensing groove, then the push rod is pushed forwards, the first pill is in contact with the elastic lantern ring in the medicine dispensing needle, and the pill is prevented from falling through the elastic lantern ring; the sharp end of the administration needle is placed into the body of a patient, the peritoneum is slightly unfolded through the sharp end, the pressing handle drives the push rod to push the medicine through the first pressing plate, and the medicine is placed on the diseased part or the good diseased part of the patient.
The invention has the beneficial effects that: through setting up the structure of dosing and accomplish the promotion through pressing the handle and dose, simplified the problem of the difficulty of dosing under the peritoneum, the positive pressure gas under the peritoneum that the mode of dosing that simultaneously to inside promotion formula can be fine resists, makes the medicine can be fine fix under the peritoneum after putting in the medicine.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the overall structure of the present invention;
FIG. 3 is a schematic top cross-sectional view of the present invention;
FIG. 4 is a schematic left side view of the present invention;
FIG. 5 is a left side cross-sectional view of the present invention;
FIG. 6 is a schematic cross-sectional view of a drug delivery structure according to the present invention;
FIG. 7 is a schematic view of the handle of the present invention;
FIG. 8 is a schematic view of a pushrod of the present invention;
FIG. 9 is a schematic view of a platen according to the present invention;
in the figure, 1, an operation body; 11. a placement chamber; 12. a first through hole; 13. a second through hole; 14. a dosing tank; 141. a top cover; 2. a dosing needle; 21. an elastic collar; 3. a first clapboard; 31. a second clapboard; 311. a first through hole; 32. a push rod; 33. pressing a first plate; 331. a first connecting shaft; 34. pressing a second plate; 341. a second through hole; 35. a first return spring; 36. a second return spring; 4. a handle; 41. a stopper; 5. a placement groove; 51. a fixing plate; 6. A stop projection; 61. and (4) an outer cover.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below by specific embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and other advantages and functions of the present invention can be easily understood by those skilled in the art from the disclosure of the present specification. The present invention may be implemented or applied by other different specific embodiments, and features in the following embodiments and examples may be combined with each other without conflict, and all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.
Example 1
Reference is made to fig. 1-4; a device for administering medicine under peritoneum comprises a handle 4 for operation and a medicine administration needle 2 for administration, wherein an operation body 1 connected with the handle 4 is arranged, a medicine administration structure for administration is arranged inside the operation body 1, the medicine administration needle 2 is connected with the operation body 1, the medicine administration needle 2 is a hollow needle, and the front end of the medicine administration structure extends into the medicine administration needle 2; the handle 4 is connected with the drug administration structure, and the drug administration structure is controlled to move in the drug administration needle 2 by pressing the handle 4; the medicine in the administration needle 2 is pushed out to the treatment position by the advancing of the administration structure in the administration needle 2, and the problem of blowing back of solid medicine powder under the positive pressure of the peritoneum can be effectively avoided because the front end of the administration structure extends into the administration needle 2.
Example 2
Referring to fig. 1-2, a drug delivery structure is provided based on example 1, the drug delivery structure comprising: the medicine pushing device comprises a partition plate arranged in a placing cavity 11, a push rod 32 for pushing medicine to advance, a first pressing plate 33 connected with a handle 4 and used for pushing the push rod 32 forwards, a second pressing plate 34 used for pushing the push rod 32 forwards and backwards in a limiting mode, a first return spring 35 used for enabling the first pressing plate 33 to effectively return, and a second return spring 36 used for enabling the second pressing plate 34 to keep an inclined limiting return state, wherein the first pressing plate 33 is pushed forwards, the second pressing plate 34 is pulled to be parallel to the end face of the push rod 32 through the push rod 32, the push rod 32 is enabled to normally push forwards, when the first pressing plate 33 is pressed and then returns, the first pressing plate 33 is reset through the return spring and is parallel to the end face of the push rod 32, meanwhile, the second pressing plate 34 is reset through the second return spring 36 and forms inclination, and the push rod 32 is limited and fixed. The baffle divide into baffle one 3 and baffle two 31, sets up the through-hole 311 the same with push rod 32 shape size on baffle one 3 and the baffle two 31, and two baffles can effectively support push rod 32, guarantee that push rod 32 can not appear rocking when pushing up in the front, push rod 32 passes through-hole one 12, through-hole two 13 and through-hole 311.
The centers of the first through hole 311 arranged on the first partition plate 3 and the second partition plate 31 and the centers of the first through hole 12 and the second through hole 13 arranged in the operating body 1 are on the same horizontal line; by this arrangement, the push rod 32 can be ensured to be horizontal.
The push rod 32 is provided as an arbitrary polygonal cylindrical rod; wherein the pushrod 32 is preferably a regular hexagon, which arrangement is effective to cause the pushrod 32 to push forward.
The first return spring 35 is arranged between the first partition plate 3 and the first pressure plate 33 and is used for returning the first pressure plate 33. Preferably, the return spring is disposed about the push rod 32; this arrangement ensures that the spring is stable in position.
The first pressure plate 33 is provided with a first connecting shaft 331 connected with the handle 4, the handle 4 is provided with a first connecting hole, and the periphery of the connecting hole of the handle 4 is provided with a stop block 41, so that the problem that the first pressure plate 33 is folded in a transition manner when the handle 4 is pressed is solved; the handle 4 is pressed to drive the first pressing plate 33 to move forwards so that the push rod 32 is pushed forwards, and the medicine is placed into the body of the patient.
The first pressure plate 33 is provided with a second through hole 341 with the same shape as the push rod 32, and the diameter of the circumscribed circle of the second through hole 341 does not exceed 1/4 of the diameter of the circumscribed circle of the push rod 32.
The second pressing plate 34 is arranged in the placing groove 5 at the rear end of the operating body 1, the second pressing plate 34 is provided with a second connecting shaft, the second connecting shaft is connected through a second connecting hole in the fixing plate 51 in the placing groove 5, and the second connecting shaft is used for limiting the push rod 32 in a forward and backward mode and preventing the push rod 32 from backing up.
One end of a second return spring 36 is arranged in a spring groove at the rear end of the operating body 1, and the other end of the second return spring is connected with the inner side of the second pressure plate 34, so that the second pressure plate 34 keeps fixing the push rod 32.
And a stop boss 6 is arranged vertically below the spring groove, and after the second pressing plate 34 presses the stop boss 6, the second pressing plate 34 is parallel to the end surface of the push rod 32, and the push rod 32 can be drawn out when the second pressing plate 34 is parallel.
The length of second platen 34 is greater than the length of first platen 33, and the length greater than first platen 33 does not exceed 1/2 of first platen 33.
Example 3
Referring to fig. 5 to 9, the operation body 1 is provided based on example 1, a placement chamber 11 is provided inside the operation body 1, a drug administration structure is provided inside the placement chamber 11, and retroperitoneal drug administration is performed through the drug administration structure.
A first through hole 12 and a second through hole 13 which are communicated with the placing cavity 11 are arranged in the operation body 1, the drug administration structure penetrates through the first through hole 12 and the second through hole 13, and the first through hole 12 is used for enabling the drug administration structure to extend into the drug administration needle 2 through the placing cavity 11; the second through hole 13 is used for realizing that the drug administration structure extends out through the placing cavity 11. The administration structure is fixed through the first through hole 12 and the second through hole 13, and the medicine is placed.
Example 4
Referring to fig. 2, a drug administration needle 2 is provided on the basis of example 2, one end of an operation body 1 is connected to the drug administration needle 2, a first end of the drug administration needle 2 is a sharp end, and the peritoneum is lifted up through the first end of the drug administration needle 2, thereby realizing retroperitoneal drug administration.
An elastic collar 21 for preventing the medicine from falling is arranged in the administration needle 2.
Example 5
Referring to fig. 1, a dosing groove 14 is arranged on the basis of embodiment 1, the dosing groove 14 communicated with a first through hole 12 is arranged at the top of the operating body 1, and a section of the dosing groove 14 communicated with the first through hole 12 is arranged to be conical, so that a medicine clamping groove phenomenon is prevented when a medicine is placed in the dosing groove 14.
The top cover 141 is arranged on the medicine feeding groove 14, the torsion springs are arranged on the left side and the right side of the top cover 141, the medicine feeding groove 14 is in a closed state, and the groove for opening the medicine feeding groove 14 is formed in the operation body 1, so that the medicine is prevented from falling due to improper operation after the medicine is placed; the medicine waste is reduced.
The left side or the right side of the medicine feeding groove 14 is provided with a transparent outer cover 61, the length of the outer cover is the same as that of the medicine feeding groove 14, the medicine clamping phenomenon in the medicine feeding groove 14 can be observed, and the backward pulling distance of the push rod 32 can be observed.
The above description of the embodiments is only for the understanding of the present invention. It should be noted that modifications could be made to the invention without departing from the principle of the invention, which would also fall within the scope of the claims of the invention.
Claims (10)
1. A device for the administration of medicament under the peritoneum, comprising, a handle for manipulation and an administration needle for administration of the medicament; the drug administration device is characterized in that an operation body connected with the handle is arranged, a drug administration structure for drug administration is arranged in the operation body, a drug administration needle is connected with the operation body, the drug administration needle is a hollow needle, and the front end of the drug administration structure extends into the drug administration needle; the handle is connected with the administration structure, and the handle is pressed to control the administration structure to move in the administration needle.
2. A device according to claim 1, wherein the drug delivery structure comprises: the baffle that sets up placing the intracavity promotes the medicine and gos forward, the clamp plate one that pushes forward the push rod that is connected with the handle, push rod two spacing after the preceding push, the setting makes clamp plate one reset spring one that effectively resets, still sets up the reset spring two that makes clamp plate two keep the spacing reset state of slope.
3. The device of claim 1, wherein the handle body has a placement cavity disposed therein, and the drug delivery structure is disposed within the placement cavity; preferably, a first through hole and a second through hole which are communicated with the placing cavity are formed in the operation body, and the administration structure penetrates through the first through hole and the second through hole.
4. The device according to claim 3, wherein the top of the operating body is provided with a feeding groove communicated with the first through hole, the feeding groove is communicated with the first through hole and has a tapered section, preferably, the feeding groove is provided with a top cover, the left side and the right side of the top cover are provided with torsion springs to close the feeding groove, and the operating body is provided with a groove for opening the feeding groove.
5. The device according to claim 4, characterized in that the operating body is connected at one end to a dosing needle, the first end of the dosing needle being a sharp end, and that an elastic collar is arranged inside the dosing needle to prevent the medicament from falling off.
6. The device according to claim 2, wherein the partition is divided into a first partition and a second partition, and the first partition and the second partition are provided with a first through hole having the same shape and size as the push rod; the centers of the first through hole and the second through hole which are arranged in the operating body are on the same horizontal line; preferably, the push rod is provided as any polygonal cylindrical rod, wherein the push rod is preferably in a regular hexagon shape.
7. A device according to claim 6, wherein the first return spring is arranged between the first spacer and the first pressure plate, preferably the first return spring is arranged around the push rod.
8. The device for the subperitoneal administration according to claim 2, wherein the first pressure plate is provided with a first connecting shaft connected with the handle, the handle is provided with a first connecting hole, and the periphery of the connecting hole of the handle is provided with a stop block; preferably, the first pressure plate is provided with a second through hole which is the same as the push rod in shape, and the diameter of the circumcircle of the through hole does not exceed 1/4 of the diameter of the circumcircle of the push rod.
9. The device for the subperitoneal administration according to claim 8, wherein the second pressure plate is arranged in a placement groove at the rear end of the operating body, and the second pressure plate is provided with a second connecting shaft which is connected through a second connecting hole on a fixed plate in the placement groove; one end of the second reset spring is arranged in a spring groove at the rear end of the operating body, and the other end of the second reset spring is connected with the inner side of the second pressing plate; preferably, a stop lug is arranged vertically below the spring groove; preferably, the length of the second pressing plate is greater than that of the first pressing plate, and the length of the second pressing plate is not greater than that of the first pressing plate 1/2.
10. The device according to claim 4, wherein the administration trough is provided with a transparent outer cover on the left or right side and has the same length as the administration trough.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111411440.2A CN113940738B (en) | 2021-11-25 | 2021-11-25 | Subperitoneal administration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111411440.2A CN113940738B (en) | 2021-11-25 | 2021-11-25 | Subperitoneal administration device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113940738A true CN113940738A (en) | 2022-01-18 |
| CN113940738B CN113940738B (en) | 2023-12-12 |
Family
ID=79338614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111411440.2A Active CN113940738B (en) | 2021-11-25 | 2021-11-25 | Subperitoneal administration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113940738B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3860006A (en) * | 1973-06-25 | 1975-01-14 | Kendall & Co | Suprapubic catheter system using an internal stylet |
| CN102188278A (en) * | 2010-03-10 | 2011-09-21 | 王立祥 | Marrow cavity puncture driving device |
| CN204092683U (en) * | 2014-07-24 | 2015-01-14 | 北华大学 | A kind of peritoneal dialysis doser |
| CN204502070U (en) * | 2015-01-28 | 2015-07-29 | 王红 | A kind of administrator head of gynecological suppository drug products for administration device |
| CN106730293A (en) * | 2017-01-16 | 2017-05-31 | 南阳市第二人民医院 | A kind of medical delivery device |
| CN211247209U (en) * | 2019-10-12 | 2020-08-14 | 重庆三峡职业学院 | Glass cement gluing machine |
| CN212139139U (en) * | 2020-05-12 | 2020-12-15 | 葛绪龙 | Manual sausage stuffer convenient to carry |
-
2021
- 2021-11-25 CN CN202111411440.2A patent/CN113940738B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3860006A (en) * | 1973-06-25 | 1975-01-14 | Kendall & Co | Suprapubic catheter system using an internal stylet |
| CN102188278A (en) * | 2010-03-10 | 2011-09-21 | 王立祥 | Marrow cavity puncture driving device |
| CN204092683U (en) * | 2014-07-24 | 2015-01-14 | 北华大学 | A kind of peritoneal dialysis doser |
| CN204502070U (en) * | 2015-01-28 | 2015-07-29 | 王红 | A kind of administrator head of gynecological suppository drug products for administration device |
| CN106730293A (en) * | 2017-01-16 | 2017-05-31 | 南阳市第二人民医院 | A kind of medical delivery device |
| CN211247209U (en) * | 2019-10-12 | 2020-08-14 | 重庆三峡职业学院 | Glass cement gluing machine |
| CN212139139U (en) * | 2020-05-12 | 2020-12-15 | 葛绪龙 | Manual sausage stuffer convenient to carry |
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| Publication number | Publication date |
|---|---|
| CN113940738B (en) | 2023-12-12 |
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