CN113940738B - Subperitoneal administration device - Google Patents
Subperitoneal administration device Download PDFInfo
- Publication number
- CN113940738B CN113940738B CN202111411440.2A CN202111411440A CN113940738B CN 113940738 B CN113940738 B CN 113940738B CN 202111411440 A CN202111411440 A CN 202111411440A CN 113940738 B CN113940738 B CN 113940738B
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- CN
- China
- Prior art keywords
- administration
- hole
- needle
- push rod
- pressing plate
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- 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.)
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- 239000003814 drug Substances 0.000 claims abstract description 77
- 238000007912 intraperitoneal administration Methods 0.000 claims abstract description 13
- 238000005192 partition Methods 0.000 claims description 21
- 229940079593 drug Drugs 0.000 claims description 13
- 210000004303 peritoneum Anatomy 0.000 claims description 13
- 238000001647 drug administration Methods 0.000 claims description 12
- 201000010099 disease Diseases 0.000 claims description 5
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 5
- 238000012377 drug delivery Methods 0.000 claims description 5
- 239000006187 pill Substances 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims 1
- 238000007664 blowing Methods 0.000 abstract description 3
- 239000002245 particle Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 210000004379 membrane Anatomy 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229940126589 solid medicine Drugs 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 208000012896 Peritoneal disease Diseases 0.000 description 1
- 239000002246 antineoplastic agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002512 chemotherapy Methods 0.000 description 1
- 229940044683 chemotherapy drug Drugs 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002357 laparoscopic surgery Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 238000000015 thermotherapy Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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
The intraperitoneal administration device comprises a handle for operation and an administration needle for administration, wherein an operation body connected with the handle is arranged, an administration structure for administration is arranged in the operation body, the administration needle is connected with the operation body, the administration needle is a hollow needle, and the front end of the administration structure extends into the administration needle; the handle is connected with the administration structure, and the pressing handle controls the administration structure to move in the administration needle; the medicine in the medicine feeding needle is pushed out to the treatment position by the forward movement of the medicine feeding structure in the medicine feeding needle, and the blowing back problem of medicine particles under positive peritoneal pressure can be effectively avoided because the front end of the medicine feeding structure stretches into the medicine feeding needle.
Description
Technical Field
The invention belongs to the technical field of medical appliances, and particularly relates to a sub-peritoneal administration device.
Background
The existing treatment methods of peritoneal tumors comprise surgical excision and peritoneal perfusion thermotherapy or chemotherapy, but the two treatment modes belong to intraperitoneal administration; and the intraperitoneal administration is to put the chemotherapeutic drugs into the peritoneal disease parts of patients, so that the effective drug concentration at the disease parts is higher, thereby obtaining better clinical treatment effect. For the intraperitoneal administration, no experience and no technology related to the intraperitoneal administration treatment exist at home and abroad.
At present, if the peritoneal tumor is clinically expected to be treated by intraperitoneal administration, a part of the peritoneal membrane can be cut off to put the medicine in an open state, and then the peritoneal membrane is sutured; while under laparoscopy, there is no relevant experience: if the intraperitoneal administration is performed with existing equipment, the following risks exist: 1. in the laparoscopic operation process, the peritoneum is required to be lifted, and then the medicine is put under the peritoneum, so that the experience requirement of an operation doctor is high; 2. positive pressure gas exists under the peritoneum, so that the released medicine is easily blown away or blown out, and the medicine cannot enter an accurate position; 3. when the operation of administering medicine under the peritoneum is carried out, the special instrument is lacked, the operation process is more complicated, the time and the labor are wasted, and the energy of doctors is wasted.
The present invention addresses the above-described problems by providing a general purpose intraperitoneal administration device in a laparoscopic/open state.
Disclosure of Invention
In order to overcome the problems presented in the background art, the present invention provides a device for intraperitoneal administration.
The intraperitoneal administration device comprises a handle for operation and an administration needle for administration, wherein an operation body connected with the handle is arranged, an administration structure for administration is arranged in the operation body, the administration needle is connected with the operation body, the administration needle is a hollow needle, and the front end of the administration structure extends into the administration needle; the handle is connected with the administration structure, and the pressing handle controls the administration structure to move in the administration needle; the medicine in the medicine feeding needle is pushed out to the treatment position by the forward movement of the medicine feeding structure in the medicine feeding needle, and the problem of blowing back of solid medicine powder under positive peritoneal pressure can be effectively avoided because the front end of the medicine feeding structure stretches into the medicine feeding needle.
Further, the administration structure includes: the baffle that sets up in placing the intracavity promotes the push rod that the medicine was advanced, the clamp plate one that carries out the push rod with the handle connection carries out the push rod and carries out the spacing clamp plate two after pushing forward to the push rod, set up the reset spring one that makes clamp plate one effectively reset, still set up the reset spring two that makes clamp plate two keep the spacing reset state of slope, clamp plate one is when pushing forward, clamp plate two is pulled by the push rod and is parallel to the terminal surface of push rod, guarantee that the push rod normally promotes forward, when clamp plate one is reset after pressing down, clamp plate one is reset through reset spring to be on a parallel with the terminal surface of push rod, clamp plate two resets and forms the slope through reset spring two simultaneously, carry out spacing fixed to the push rod.
Further, the operation body is internally provided with a placing cavity, the administration structure is arranged in the placing cavity, and administration is carried out on the peritoneum through the administration structure.
Further, a first through hole and a second through hole which are communicated with the placing cavity are formed in the operation body, the administration structure penetrates through the first through hole and the second through hole, and the first through hole is used for enabling the administration structure to extend into the administration needle through the placing cavity; the second through hole is used for enabling the drug delivery structure to extend out through the placement cavity; the administration structure is fixed through the first through hole and the second through hole, and the medicine is placed.
Further, the top of the operating body is provided with a drug feeding groove communicated with the first through hole, and the drug feeding groove is in a conical shape communicated with the first through hole, so that the phenomenon of drug clamping grooves is prevented when drugs are placed through the drug feeding groove.
Further, 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, so that the medicine feeding groove is in a closed state, and a groove for opening the medicine feeding groove is formed in the operation body, so that the medicine is prevented from falling off due to improper operation after being placed; the medicine waste is reduced.
Furthermore, operation body one end is connected with the needle of dosing, and the first end of needle of dosing is sharp end, and the first end of needle of dosing is passed through and is carried out the peritoneum and is chosen, realizes the administration after the peritoneum.
Further, an elastic collar for preventing the medicine from falling is arranged in the medicine feeding needle.
Further, the baffle divide into baffle one and baffle two, set up on baffle one and the baffle two with push rod shape and size the same through-hole one, two baffles can effectively support the push rod, can not appear rocking when guaranteeing the push rod to push up before, the push rod passes through hole one, through hole two and through-hole one.
Further, the first through holes arranged on the first partition plate and the second partition plate are positioned on the same horizontal line with the centers of the first through holes and the second through holes arranged in the operating body. By this arrangement the push rod level can be ensured.
Further, the push rod is arranged to be any polygonal cylindrical rod, wherein the push rod is preferably regular hexagon, and the push rod can be effectively pushed forward by the arrangement.
Further, the first reset spring is arranged between the first partition plate and the first pressing plate and is used for resetting the first pressing plate. Preferably, the return spring is arranged around the push rod, and the arrangement can ensure the stable position of the spring.
Further, the first pressing 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 first pressing plate is prevented from being overturned when the handle is pressed; the push rod is pushed forward by pressing the handle to drive the pressing plate to move forward, so that the medicine is placed into the patient.
Further, the first pressing plate is provided with a second through hole with the same shape as the push rod, and the diameter of the outer tangent circle of the through hole does not exceed 1/4 of the diameter of the outer tangent circle of the push rod.
Further, the second pressing plate is arranged in the placing groove at the rear end of the operating body, the second pressing plate is provided with a second connecting shaft, the second pressing plate is connected through a second connecting hole on the fixed plate in the placing groove, and the second pressing plate is used for limiting the push rod in the front-top and the rear-top mode and preventing the push rod from reversing.
Further, one end of the second return spring is arranged in a spring groove at the rear end of the operating body, and the other end of the second return spring is connected with the inner side of the second pressing plate, so that the second pressing plate keeps fixed to the push rod.
Further, a stop protrusion is arranged vertically below the spring groove, and after the second pressing plate is pressed to the stop protrusion, the second pressing plate is parallel to the end face of the push rod and can draw out the push rod when being parallel.
Further, 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 greater than that of the first pressing plate and is not greater than 1/2 of that of the first pressing plate.
Further, the left side or the right side of the medicine feeding groove is provided with a transparent outer cover, the length of the transparent outer cover is the same as that of the medicine feeding groove, the medicine feeding groove can be observed to see whether medicine clamping phenomenon occurs in the medicine feeding groove, and the distance of push rod back pulling can be observed.
When the medicine feeding 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 is not separated from the through hole I, the medicine feeding groove is opened, medicine is placed into the through hole I through the medicine feeding groove, then the push rod is pushed forward, the first pill is contacted with the elastic lantern ring in the medicine feeding needle, and the pill is prevented from falling through the elastic lantern ring; the sharp end of the drug administration needle is placed into a patient, the peritoneum is slightly opened through the sharp end, the push rod is driven by the pressing handle through the pressing plate to push the drug, and the drug is placed at the disease position or good disease position of the patient.
The invention has the beneficial effects that: through setting up the structure of dosing and accomplishing through pressing the handle and promote the dosing, simplified the difficult problem of dosing under the peritoneum, the mode of dosing that inwards promotes simultaneously can be fine resist the positive pressure gas under the peritoneum, make the medicine can be fine will fix under the peritoneum after putting in the medicine.
Drawings
FIG. 1 is a schematic diagram 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 left side schematic 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 of the present invention;
FIG. 7 is a schematic view of a handle of the present invention;
FIG. 8 is a schematic illustration of a putter in accordance with 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 cavity; 12. a first through hole; 13. a second through hole; 14. a drug delivery tank; 141. a top cover; 2. a drug administration needle; 21. an elastic collar; 3. a first partition board; 31. a second partition board; 311. a first through hole; 32. a push rod; 33. a first pressing plate; 331. a first connecting shaft; 34. a second pressing plate; 341. a second through hole; 35. a first reset spring; 36. a second reset spring; 4. a handle; 41. a stop block; 5. a placement groove; 51. a fixing plate; 6. a stop protrusion; 61. and an outer cover.
Detailed Description
The following detailed description of the embodiments of the present invention will be made more apparent to those skilled in the art from the following detailed description, in which the invention is embodied in several, but not all, embodiments of the invention. The invention may be embodied or applied in other specific forms and features of the following examples and examples may be combined with each other without conflict, all other examples being contemplated by those of ordinary skill in the art without undue burden from the present disclosure, based on the examples of the invention.
Example 1
Referring to fig. 1-4; the intraperitoneal administration device comprises a handle 4 for operation and an administration needle 2 for administration, an operation body 1 connected with the handle 4 is arranged, an administration structure for administration is arranged in the operation body 1, the administration needle 2 is connected with the operation body 1, the administration needle 2 is a hollow needle, and the front end of the administration structure extends into the administration needle 2; the handle 4 is connected with the administration structure, and pressing the handle 4 controls the administration structure to move in the administration needle 2; the medicine in the medicine feeding needle 2 is pushed out to the treatment position by the advancing movement of the medicine feeding structure in the medicine feeding needle 2, and the problem of blowing back of solid medicine powder under positive peritoneal pressure can be effectively avoided because the front end of the medicine feeding structure stretches into the medicine feeding needle 2.
Example 2
Referring to fig. 1-2, a dosing structure is provided on the basis of example 1, the dosing structure comprising: the baffle plate arranged in the placing cavity 11 pushes the push rod 32 for advancing the medicine, the first pressing plate 33 connected with the handle 4 and used for pushing the push rod 32 forwards and backwards, the second pressing plate 34 used for limiting the push rod 32 forwards and backwards, the first return spring 35 used for effectively resetting the first pressing plate 33, the second return spring 36 used for enabling the second pressing plate 34 to maintain an inclined limiting reset state, when the first pressing plate 33 is pushed forwards, the second pressing plate 34 is pulled parallel to the end face of the push rod 32 through the push rod 32, normal forward pushing of the push rod 32 is ensured, when the first pressing plate 33 is reset after being pressed, the first pressing plate 33 is reset through the return spring and parallel to the end face of the push rod 32, and meanwhile the second pressing plate 34 is reset through the second return spring 36 and forms inclination, and limiting fixation is carried out on the push rod 32. The partition plates are divided into a first partition plate 3 and a second partition plate 31, through holes 311 with the same shape and size as those of the push rod 32 are formed in the first partition plate 3 and the second partition plate 31, the push rod 32 can be effectively supported by the two partition plates, the push rod 32 is prevented from shaking when being pushed forward, and the push rod 32 passes through the first through hole 12, the second through hole 13 and the first through hole 311.
The centers of the through holes 311 arranged on the first partition plate 3 and the second partition plate 31 and the through holes 12 and the through holes 13 arranged in the operating body 1 are positioned on the same horizontal line; by this arrangement, the push rod 32 can be ensured to be horizontal.
The push rod 32 is arranged as any polygonal cylindrical rod; preferably, the push rod 32 is in a regular hexagon shape, which effectively enables the push rod 32 to push forward.
The first return spring 35 is disposed between the first partition plate 3 and the first pressing plate 33, and is used for returning after the first pressing plate 33. Preferably, the return spring is disposed about the push rod 32, which ensures stable spring position.
The first pressing 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 of transitional turnover of the first pressing plate 33 when the handle 4 is pressed is prevented; the push rod 32 is pushed forward by pressing the handle 4 to drive the first pressing plate 33 to move forward, so that the medicine is placed into the patient.
The first pressing plate 33 is provided with a second through hole 341 which has the same shape as the push rod 32, and the diameter of the circumscribed circle of the second through hole 341 is not more than 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 pressing plate is connected through a second connecting hole on the fixing plate 51 in the placing groove 5, and the second pressing plate is used for limiting the push rod 32 front and back and preventing the push rod 32 from reversing.
One end of the second return spring 36 is arranged in a spring groove at the rear end of the operating body 1, and the other end is connected with the inner side of the second pressing plate 34, so that the second pressing plate 34 keeps fixed to the push rod 32.
The stop protrusion 6 is arranged vertically below the spring groove, and after the second pressing plate 34 is pressed to the stop protrusion 6, the second pressing plate 34 is parallel to the end surface of the push rod 32, and the push rod 32 can be pulled out when the second pressing plate is parallel.
The length of the second pressing plate 34 is greater than the length of the first pressing plate 33, and the length greater than the first pressing plate 33 does not exceed 1/2 of the length of the first pressing plate 33.
Example 3
Referring to fig. 5 to 9, the operation body 1 is set on the basis of example 1, the placement chamber 11 is provided inside the operation body 1, the administration structure is provided in the placement chamber 11, and the retroperitoneal administration is performed by the 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 administration structure passes through the first through hole 12 and the second through hole 13, and the first through hole 12 is used for realizing that the administration structure extends into the administration needle 2 through the placing cavity 11; the second through hole 13 is used for realizing that the administration structure protrudes 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, the administration needle 2 is set on the basis of example 2, one end of the operating body 1 is connected to the administration needle 2, the first end of the administration needle 2 is a sharp end, and the peritoneum is lifted up through the first end of the administration needle 2, so that the retroperitoneal administration is realized.
An elastic collar 21 for preventing the medicine from falling is provided in the administration needle 2.
Example 5
Referring to fig. 1, an administration groove 14 is provided on the basis of embodiment 1, the top of the operating body 1 is provided with an administration groove 14 communicated with a through hole one 12, and a section of the administration groove 14 communicated with the through hole one 12 is provided with a taper shape, so that a medicine clamping groove phenomenon is prevented when medicine is placed through the administration groove 14.
The medicine feeding groove 14 is provided with a top cover 141, torsion springs are arranged at the left side and the right side of the top cover 141 to enable the medicine feeding groove 14 to be in a closed state, and a groove for opening the medicine feeding groove 14 is arranged on the operating body 1, so that the medicine is prevented from falling off due to improper operation after being placed; the medicine waste is reduced.
The left side or the right side of the administration groove 14 is provided with a transparent outer cover 61, and the length is the same as that of the administration groove 14, so that the existence of the medicine clamping phenomenon in the administration groove 14 can be observed, and the pulling distance of the push rod 32 can be observed.
The above description of embodiments is only for the understanding of the present invention. It should be noted that it will be apparent to those skilled in the art that modifications can be made to the present invention without departing from the principles of the invention, and such modifications will fall within the scope of the claims.
Claims (11)
1. A sub-peritoneal administration device comprising a handle for manipulation and an administration needle for administration; the 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 pressing handle controls the administration structure to move in the administration needle; the administration structure comprises: the baffle plate is arranged in the placing cavity, the push rod for pushing the medicine to advance, the first pressing plate which is connected with the handle and used for pushing the push rod forward, the second pressing plate which is used for limiting the push rod forward and backward, the first reset spring which is used for effectively resetting the first pressing plate, and the second reset spring which is used for keeping the second pressing plate in an inclined limiting reset state are arranged; a placing cavity is arranged in the operation body, and the drug delivery structure is arranged in the placing cavity; a first through hole and a second through hole which are communicated with the placing cavity are formed in the operating body, and the drug delivery structure penetrates through the first through hole and the second through hole; the top of the operating body is provided with a drug feeding groove communicated with the first through hole, and a section of the drug feeding groove communicated with the first through hole is conical; one end of the operating body is connected with the drug administration needle, the first end of the drug administration needle is a sharp end, and an elastic lantern ring for preventing the drug from falling is arranged in the drug administration needle; when the medicine feeding 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 is not separated from the through hole I, the medicine feeding groove is opened, medicine is placed into the through hole I through the medicine feeding groove, then the push rod is pushed forward, the first pill is contacted with the elastic lantern ring in the medicine feeding needle, and the pill is prevented from falling through the elastic lantern ring; the sharp end of the drug administration needle is placed into a patient, the peritoneum is slightly opened through the sharp end, the push rod is driven by the pressing handle through the pressing plate to push the drug, and the drug is placed at the disease position or good disease position of the patient.
2. The device according to claim 1, wherein a top cover is provided on the administration groove, torsion springs are provided on left and right sides of the top cover to make the administration groove in a closed state, and a recess for opening the administration groove is provided on the operation body.
3. The device according to claim 1, 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 which has the same shape and size as the push rod; the first through holes arranged on the first partition plate and the second partition plate are on the same horizontal line with the centers of the first through holes and the second through holes arranged in the operating body.
4. A device according to claim 3, wherein the push rod is provided as an arbitrary polygonal cylindrical rod.
5. The device of claim 4, wherein the first return spring is disposed between the first spacer and the first pressure plate.
6. The intraperitoneal delivery device according to claim 5, wherein the return spring is disposed about the pushrod.
7. The device of claim 1, wherein the first pressure plate is provided with a first connecting shaft connected with the handle, a first connecting hole is arranged on the handle, and a stop is arranged at the periphery of the connecting hole of the handle.
8. The device of claim 7, wherein the first pressure plate is provided with a second through hole having the same shape as the push rod, and the diameter of the circumscribed circle of the through hole is not more than 1/4 of the diameter of the circumscribed circle of the push rod.
9. The device according to claim 1, wherein the second pressing plate is arranged in a placing groove at the rear end of the operating body, the second pressing plate is provided with a second connecting shaft, and the second pressing plate is connected through a second connecting hole on a fixed plate in the placing 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.
10. The intraperitoneal administration device according to claim 9, wherein a stop protrusion is provided vertically below the spring slot.
11. The device of claim 10, wherein the left or right side of the administration groove is provided as a transparent cover and has the same length as the administration groove.
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 CN113940738A (en) | 2022-01-18 |
| CN113940738B true 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 |
|---|---|
| CN113940738A (en) | 2022-01-18 |
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