CN111437489A - Flow guide pipe in indirect jejunum operation and method thereof - Google Patents
Flow guide pipe in indirect jejunum operation and method thereof Download PDFInfo
- Publication number
- CN111437489A CN111437489A CN202010150376.6A CN202010150376A CN111437489A CN 111437489 A CN111437489 A CN 111437489A CN 202010150376 A CN202010150376 A CN 202010150376A CN 111437489 A CN111437489 A CN 111437489A
- Authority
- CN
- China
- Prior art keywords
- tube
- flow guide
- shaped
- interface
- port
- 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.)
- Pending
Links
Images
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
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B17/1114—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis of the digestive tract, e.g. bowels or oesophagus
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0043—Catheters; Hollow probes characterised by structural features
-
- 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
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0082—Catheter tip comprising a tool
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
- A61B2017/1132—End-to-end connections
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Surgery (AREA)
- Physiology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Prostheses (AREA)
Abstract
The invention belongs to the field of an indirect operation material and a facility, and particularly relates to a flow guide pipe in an indirect jejunum operation and a method thereof. The flow guide tube and the interface thereof have various selectable flow guide modes and are suitable for different indirect operations, the interface comprises an inner silicon rubber layer, an outer silicon rubber layer and a middle titanium alloy layer, and an anti-inflammatory and anti-repulsion medical coating is arranged on the outer surface of the interface, the interface provides anastomosis for anti-inflammatory and anti-fistula, and the flow guide tube ensures stable and smooth flow guide in jejunum operation. The interval position and the interface of the flow guide pipe can be adjusted to adapt to different requirements. The honeycomb duct is simple and easy to use, and has profound significance for promoting development and application of the interstitial jejunum operation.
Description
Technical Field
The invention belongs to the field of materials and facilities for an indirect operation, and particularly relates to a flow guide facility and a flow guide method in an indirect jejunum operation.
Background
According to the statistics of Chinese cause of death survey data, the mortality rate of gastric cancer still occupies the 3 rd position of the cause of death of malignant tumors, the balance between radical cure and good postoperative life quality of cardiac cancer needs to be ensured, the early detection rate of cardiac cancer patients in China is low, but gastrointestinal malignant tumors are found in advance along with the popularization of fiber endoscopes in recent years, the radical cure rate of cardiac cancer patients is improved to a great extent, but malnutrition and reflux esophagitis seriously affect the postoperative life quality of the patients, most of the existing modes for treating the disease adopt improved jejunum intercropping, the jejunum intercropping effect is superior to that of the traditional esophagogastric anastomosis and the postoperative life quality of the patients is high, but the selection of the diversion mode of a diversion duct in the existing jejunum anastomosis is limited, the intercropping position adjustment is poor, the operation opening is large when the interface of the existing diversion duct is anastomosed, and the interfusion with the human body is poor after the interface anastomosis, the existing flow guide pipe has the defects of large wound caused by complicated operation for reconstructing the digestive tract, slow recovery of the function of the digestive tract after the operation and poor operation adaptability.
Disclosure of Invention
In order to solve the above problems, the present invention provides a flow guide tube for use in an indirect jejunostomy, which comprises a plurality of connectors and an artificial tube, wherein the connectors are arranged at two ends of the artificial tube, the artificial tube is designed into an elastic material simulation model with supporting strength, the connectors are designed into an anti-fistula model, and the outer surface of each connector is provided with an anti-inflammatory and anti-repellent medical coating to realize the flow guide in the jejunostomy.
Preferably, the fistula-preventing sculpts of the plurality of interfaces comprise a convex edge and a concave groove, and the outer surfaces of the convex edge and the concave groove are coated with medical substances comprising rapamycin and paclitaxel to realize anti-inflammation and fistula-preventing and provide anastomosis.
Preferably, the artificial pipe and the interface comprise an inner silicone rubber layer, an outer silicone rubber layer and a middle titanium alloy layer, and the length of the artificial pipe is not more than 20 cm.
Preferably, the interface is two, divide into interface, lower interface, go up the interface with the one end of artifical pipe is connected, down the interface with the other end of artifical pipe is connected and is constituteed A type honeycomb duct, A type honeycomb duct sets up S shape or W shape.
Preferably, the A-shaped honeycomb duct further comprises a section of horizontal artificial tube integrally formed at the lower part of the A-shaped honeycomb duct, and the A-shaped honeycomb duct and the horizontal artificial tube are provided with the connectors which form the B-shaped honeycomb duct together.
Preferably, the B-shaped flow guide pipe can be arranged in a telescopic mode to adapt to different spatial intersurgical operations.
Preferably, the material of the upper part of the horizontal artificial tube of the B-shaped guide tube comprises an outer silicone rubber layer and a middle titanium alloy net, so that the upper part of the horizontal artificial tube of the B-shaped guide tube is arranged to be telescopic to adapt to different spatial intersurgical operations.
The invention also provides a use method of the A-shaped guide pipe, firstly, an upper connector of the A-shaped guide pipe is matched with an esophagus incision, then a lower connector of the A-shaped guide pipe is matched with a gastrointestinal incision, after the interval position of the A-shaped guide pipe is properly adjusted, and finally, the esophagus or the stomach and intestine connected with the grooves corresponding to the upper connector and the lower connector are sequentially selected to be sutured to realize the matching.
Further, a method for using the B-shaped flow guide pipe is characterized in that an upper connector of the B-shaped flow guide pipe is matched with an esophagus incision, then a lower connector of the B-shaped flow guide pipe is matched with an intestine incision, the connector arranged at one end of the horizontal artificial pipe is matched with the stomach incision, after the interval position of the B-shaped flow guide pipe is adjusted to be proper, and finally esophagus or stomach intestine connected with the upper connector, the lower connector and the respective groove positions corresponding to the connectors arranged at one end of the horizontal artificial pipe are sequentially selected to be sutured to realize the matching.
Furthermore, the process of adjusting the length and the position of the upper part of the horizontal artificial tube according to the position of the stomach cut so that the interface is arranged at one end of the horizontal artificial tube of the drainage tube B and proper characters are arranged between the interface and the stomach cut is also included.
The invention has the beneficial effects that: the interface of the invention comprises an inner silicon rubber layer, an outer silicon rubber layer and a middle titanium alloy layer, and the outer surface is provided with an anti-inflammatory and anti-repulsion medical coating, the interface can provide anastomosis for anti-inflammation and fistula prevention, the flow guide tube can ensure stable and smooth flow guide in jejunum surgery, and the interval position and the interface of the flow guide tube can be adjusted to meet different requirements. The honeycomb duct is simple and easy to use, and has profound significance for promoting development and application of the interstitial jejunum operation.
Drawings
FIG. 1: is a schematic structural view of the section of the honeycomb duct of the embodiment of the invention;
FIG. 2: is a schematic view of the interface section structure of the honeycomb duct of the invention;
FIG. 3: is a structural schematic diagram of the section of an artificial tube of the honeycomb duct of the invention;
FIG. 4: is a schematic structural view of the section of a flow guide pipe in another embodiment of the invention;
FIG. 5: is a schematic cross-sectional structure of another artificial pipe of a guide pipe part of another embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.
As shown in fig. 1-5, a flow guide tube for an indirect jejunal surgery comprises a plurality of connectors and an artificial tube 2, wherein the connectors are arranged at two ends of the artificial tube, the artificial tube 2 is set into an elastic material simulation model with supporting strength, the connectors are set into an anti-fistula model, and the outer surface of each connector is provided with an anti-inflammatory and anti-repellent medical coating so as to realize flow guide in the jejunal surgery.
The fistula-proof modeling of a plurality of interfaces, which is preferably illustrated by any one of the interfaces as an example, as shown in fig. 1-2, the interface 1 comprises a convex edge 11 and a groove 12, and the outer surfaces of the convex edge and the groove are coated with medical 13 substances comprising rapamycin and paclitaxel to realize the anti-inflammatory fistula-proof anastomosis.
As shown in figure 3, the artificial pipe and the interface comprise an inner silicone rubber layer 01, an outer silicone rubber layer 01 and a middle titanium alloy layer 02, and the length of the artificial pipe is not more than 20 cm.
Preferably, the interface is two, divide into interface 1, lower interface 2, go up the interface with the one end of artifical pipe is connected, down the interface with the other end of artifical pipe is connected and is constituteed A type honeycomb duct, A type honeycomb duct sets up S shape or W shape.
On the basis of the above preferred embodiment of the solution of the present invention, another preferred embodiment of the present invention is further described, as shown in fig. 4, the a-type draft tube further comprises a section of horizontal artificial tube 4 integrally formed at the lower part, and the a-type draft tube and one end of the horizontal artificial tube are provided with the connector 5 to form a B-type draft tube.
The B-shaped guide pipe can be arranged into a telescopic type to adapt to different space-spaced operations.
As shown in figure 5, the material of the upper part of the horizontal artificial tube of the B-shaped guide tube comprises an outer silicone rubber layer 01 and a middle titanium alloy net 03, so that the upper part of the horizontal artificial tube of the B-shaped guide tube is arranged into a telescopic type to adapt to different spatial intersurgical operations.
The use method of the A-shaped guide pipe comprises the steps that firstly, an upper connector of the A-shaped guide pipe is matched with an esophagus incision, then a lower connector of the A-shaped guide pipe is matched with a gastrointestinal incision, after the interval position of the A-shaped guide pipe is adjusted to be proper, and finally, the esophagus or the gastrointestinal tract connected with the grooves corresponding to the upper connector and the lower connector are sequentially selected to be sutured to realize the matching.
A method for using the B-type flow guide tube comprises the steps that an upper connector of the B-type flow guide tube is matched with an esophagus incision, then a lower connector of the B-type flow guide tube is matched with an intestine incision, the connector is horizontally arranged at one end of the artificial tube and matched with the stomach incision, after the interval position of the B-type flow guide tube is adjusted to be proper, finally, esophagus or stomach and intestine connected with the upper connector, the lower connector and the connector, which are horizontally arranged at one end of the artificial tube, are sequentially selected, and the connectors are correspondingly arranged at grooves of the esophagus or stomach and intestine connected with each.
The length and the position of the upper part of the horizontal artificial tube are adjusted according to the position of the stomach cut, so that the interface is arranged at one end of the horizontal artificial tube of the drainage tube B, and characters are properly arranged between the interface and the stomach cut.
The effect test of the honeycomb duct of the invention and the beneficial effects of the invention are explained as follows:
randomly selecting 16 cardia cancer patients of 50-65 years old, dividing into two groups of 8 patients, adopting the A-type honeycomb duct therapy of the invention as a test group for the treatment of the patients, adopting the existing common honeycomb duct therapy as a control group, observing the correlation conditions of the average value of the operation time, the average value of the bleeding amount and the average value of the reflux times within 3 days after the operation, and comparing the values, wherein the specific values are shown in the following table 1
TABLE 1
| Name (R) | Operation time (min) | Amount of bleeding (ml) | Frequency of reflux (times) |
| Test group | 90±6 | 102±3 | 19±2 |
| Control group | 110+5 | 217±7 | 43±1 |
As can be seen from the above table, the observation indexes of operation time, bleeding amount, reflux times and the like of two groups of tests show that the guide tube of the invention is superior to the existing guide tube, so the guide tube and the interface thereof of the invention have reasonable structure and obvious effect, the guide tube of the invention has few anastomotic openings, high effective opening rate, less bleeding, short operation time, less reflux times of the guide tube and obvious effect, the guide tube and the interface thereof of the invention have various selectable guide modes and are suitable for different indirect operations, the interface of the invention comprises an inner silicon rubber layer, an outer silicon rubber layer and a middle titanium alloy layer, and the outer surface is provided with an anti-inflammatory and anti-repellent medical coating, the interface provides anastomosis for anti-inflammatory and anti-fistula, and the guide tube ensures stable and smooth guide in jejunum operation. The interval position and the interface of the flow guide pipe can be adjusted to adapt to different requirements. The honeycomb duct is simple and easy to use, and has profound significance for promoting development and application of the interstitial jejunum operation.
The above-mentioned embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the spirit of the present invention shall fall within the protection scope defined by the claims of the present invention.
Claims (10)
1. The utility model provides a honeycomb duct in built-between jejunum art which characterized in that comprises a plurality of interfaces, artifical pipe, and the both ends of artifical pipe are provided with the interface, and artifical pipe sets to the elastic material emulation molding that has support intensity, and the interface sets to the molding of preventing the fistula, and the interface surface is provided with anti-inflammatory and prevents repelling medicine coating to realize the water conservancy diversion in the jejunum art.
2. The flow conduit of claim 1, wherein the fistula-preventing shaping of the plurality of ports comprises ridges and grooves, and the outer surfaces of the ridges and grooves are coated with pharmaceutical substances comprising rapamycin and paclitaxel to achieve anti-inflammatory and fistula-preventing properties.
3. The delivery tube of claim 2, wherein said artificial tube and said port comprise an inner silicone rubber layer, an outer silicone rubber layer and an intermediate titanium alloy layer, and the length of said artificial tube is not more than 20 cm.
4. The flow guide tube for an indirect jejunostomy of claim 3, wherein the number of the ports is two, and the two ports are divided into an upper port and a lower port, the upper port is connected with one end of the artificial tube, the lower port is connected with the other end of the artificial tube to form an A-shaped flow guide tube, and the A-shaped flow guide tube is arranged in an S shape or a W shape.
5. The delivery tube of claim 4, wherein the A-shaped delivery tube further comprises a horizontal artificial tube integrally formed at a lower portion thereof, and the A-shaped delivery tube and the horizontal artificial tube are provided with the connector at one end thereof to form a B-shaped delivery tube.
6. The delivery tube of claim 5, wherein the B-shaped delivery tube is configured to be telescopic to accommodate different spatial placement procedures.
7. The delivery tube of claim 6, wherein the material of the upper portion of the horizontal artificial tube of the B-shaped delivery tube comprises an outer silicone rubber layer and an intermediate titanium alloy mesh to realize that the upper portion of the horizontal artificial tube of the B-shaped delivery tube is telescopically arranged to adapt to different spatial intersurgical operations.
8. The use of the A-shaped duct in the duct for indirect jejunostomy according to any of claims 1-4, wherein the upper port of the A-shaped duct is first fitted with the esophageal incision, then the lower port is fitted with the gastrointestinal incision, after the intermediate position of the A-shaped duct is properly adjusted, and finally, the esophagus or the stomach and intestine connected with the respective recesses corresponding to the upper port and the lower port are sequentially selected for suturing to achieve anastomosis.
9. The use of the B-shaped flow guide tube in the flow guide tube for the indirect jejunostomy according to any of claims 5-7, wherein in the use of the B-shaped flow guide tube, the upper port of the B-shaped flow guide tube is matched with the esophageal incision, then the lower port is matched with the intestinal incision, the port arranged at one end of the horizontal artificial tube is matched with the gastric incision, after the proper indirect position of the B-shaped flow guide tube is adjusted, finally, the esophagus or the stomach intestine connected with the upper port, the lower port and the respective groove parts corresponding to the ports arranged at one end of the horizontal artificial tube are sequentially selected for suturing to realize the anastomosis.
10. The use of claim 9, further comprising adjusting the length and position of the upper portion of the horizontal artificial tube according to the position of the gastric incision such that the appropriate text is placed between the port provided at the end of the horizontal artificial tube of the B duct and the gastric incision.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010150376.6A CN111437489A (en) | 2020-03-06 | 2020-03-06 | Flow guide pipe in indirect jejunum operation and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010150376.6A CN111437489A (en) | 2020-03-06 | 2020-03-06 | Flow guide pipe in indirect jejunum operation and method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111437489A true CN111437489A (en) | 2020-07-24 |
Family
ID=71627321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010150376.6A Pending CN111437489A (en) | 2020-03-06 | 2020-03-06 | Flow guide pipe in indirect jejunum operation and method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111437489A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2461506Y (en) * | 2000-12-21 | 2001-11-28 | 上海第二医科大学附属第九人民医院 | Artificial oesophagus |
| CN2600062Y (en) * | 2003-03-07 | 2004-01-21 | 韩新巍 | Mushroom type tectorical membrane internal cytoskeletal for esophagus and stomach connecting |
| CN1879568A (en) * | 2005-05-27 | 2006-12-20 | 伊西康内外科公司 | Instrumentation and method for carrying out a gastrointestinal bypass |
| CN101422382A (en) * | 2007-09-06 | 2009-05-06 | 蔡秀军 | Colon bundling type anastomotic bracket |
| CN201510376U (en) * | 2009-10-16 | 2010-06-23 | 姜格宁 | Plugging type bronchial stent |
| CN203291065U (en) * | 2013-04-07 | 2013-11-20 | 孙思予 | Organ connection supporting frame |
| CN203619723U (en) * | 2013-09-30 | 2014-06-04 | 焦英波 | Artificial esophagus |
| CN104382624A (en) * | 2014-07-24 | 2015-03-04 | 西安交通大学医学院第一附属医院 | Novel inner-intestinal-tract bypass device capable of being automatically discharged |
| CN104771253A (en) * | 2014-01-14 | 2015-07-15 | 上海市同济医院 | Degradable backflow-prevention esophagastro anastomosis support |
| CN105852917A (en) * | 2016-04-19 | 2016-08-17 | 杭州铭众生物科技有限公司 | Side mouth device for enterostomy |
| CN106726000A (en) * | 2016-12-22 | 2017-05-31 | 中国人民解放军第二军医大学 | For the alimentary canal connector of reconstruction of digestive tract in duodenectomy |
| CN209315955U (en) * | 2018-12-12 | 2019-08-30 | 郑州大学 | Stomach intestinal anastomosis bracket |
-
2020
- 2020-03-06 CN CN202010150376.6A patent/CN111437489A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2461506Y (en) * | 2000-12-21 | 2001-11-28 | 上海第二医科大学附属第九人民医院 | Artificial oesophagus |
| CN2600062Y (en) * | 2003-03-07 | 2004-01-21 | 韩新巍 | Mushroom type tectorical membrane internal cytoskeletal for esophagus and stomach connecting |
| CN1879568A (en) * | 2005-05-27 | 2006-12-20 | 伊西康内外科公司 | Instrumentation and method for carrying out a gastrointestinal bypass |
| CN101422382A (en) * | 2007-09-06 | 2009-05-06 | 蔡秀军 | Colon bundling type anastomotic bracket |
| CN201510376U (en) * | 2009-10-16 | 2010-06-23 | 姜格宁 | Plugging type bronchial stent |
| CN203291065U (en) * | 2013-04-07 | 2013-11-20 | 孙思予 | Organ connection supporting frame |
| CN203619723U (en) * | 2013-09-30 | 2014-06-04 | 焦英波 | Artificial esophagus |
| CN104771253A (en) * | 2014-01-14 | 2015-07-15 | 上海市同济医院 | Degradable backflow-prevention esophagastro anastomosis support |
| CN104382624A (en) * | 2014-07-24 | 2015-03-04 | 西安交通大学医学院第一附属医院 | Novel inner-intestinal-tract bypass device capable of being automatically discharged |
| CN105852917A (en) * | 2016-04-19 | 2016-08-17 | 杭州铭众生物科技有限公司 | Side mouth device for enterostomy |
| CN106726000A (en) * | 2016-12-22 | 2017-05-31 | 中国人民解放军第二军医大学 | For the alimentary canal connector of reconstruction of digestive tract in duodenectomy |
| CN209315955U (en) * | 2018-12-12 | 2019-08-30 | 郑州大学 | Stomach intestinal anastomosis bracket |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0787021B1 (en) | Systems for promoting tissue growth | |
| CN105708608A (en) | Functional enterostomy cannula | |
| CN111437489A (en) | Flow guide pipe in indirect jejunum operation and method thereof | |
| CN109479814A (en) | The screening model of anti-lung cancer tumour medicine | |
| CN208990017U (en) | A kind of constant pressure expansion pipe | |
| CN111658969A (en) | Balloon catheter with balloons with two asymmetric ends | |
| CN107281630B (en) | Balloon particle sleeve system for treating esophageal cancer | |
| CN219089896U (en) | Expandable lacrimal drainage tube capable of slowly releasing medicine | |
| CN115813632A (en) | Anorectal exhausting and bleeding stopping device | |
| CN209951475U (en) | 3D prints bile duct support | |
| CN215995013U (en) | Double-sleeve pipe drips | |
| CN2600062Y (en) | Mushroom type tectorical membrane internal cytoskeletal for esophagus and stomach connecting | |
| CN208301687U (en) | It is a kind of suitable for the minimally invasive identical device of oesophagus | |
| CN221384419U (en) | Double-balloon type esophagus nutrition tube | |
| CN218305000U (en) | Pancreas intestines anastomosis device and external member | |
| US20060030818A1 (en) | System and method for securing a medical access device | |
| CN205339045U (en) | Tumour does not have excision of wound device | |
| CN212416633U (en) | Balloon catheter with balloons with two asymmetric ends | |
| CN205849597U (en) | The external interconnect device of extrahepatic duct | |
| CN220778490U (en) | Artificial esophagus | |
| CN216535399U (en) | Pancreas intestine anastomat | |
| CN217566838U (en) | Composite nutrient canal supported by esophageal stenosis | |
| Phaneuf et al. | Physiological, pharmacological and therapeutic aspects of some gastrointestinal disorders in the horse | |
| CN219646280U (en) | Visual enteral nutrition tube with gastrointestinal decompression function and capable of adjusting head end direction | |
| RU2355328C2 (en) | "nonstrain" hernioplasty version in middle and great postoperative hernias |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200724 |