CN111839676A - Visual laparoscope puncture outfit for operation - Google Patents

Visual laparoscope puncture outfit for operation Download PDF

Info

Publication number
CN111839676A
CN111839676A CN201910332473.4A CN201910332473A CN111839676A CN 111839676 A CN111839676 A CN 111839676A CN 201910332473 A CN201910332473 A CN 201910332473A CN 111839676 A CN111839676 A CN 111839676A
Authority
CN
China
Prior art keywords
needle
puncture
air guide
outer tube
puncture needle
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
Application number
CN201910332473.4A
Other languages
Chinese (zh)
Inventor
孙建华
陈元杏
张碧涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CENTRAL HOSPITAL OF ENSHI TUJIA AND MIAO AUTONOMOUS PREFECTURE
Original Assignee
CENTRAL HOSPITAL OF ENSHI TUJIA AND MIAO AUTONOMOUS PREFECTURE
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CENTRAL HOSPITAL OF ENSHI TUJIA AND MIAO AUTONOMOUS PREFECTURE filed Critical CENTRAL HOSPITAL OF ENSHI TUJIA AND MIAO AUTONOMOUS PREFECTURE
Priority to CN201910332473.4A priority Critical patent/CN111839676A/en
Publication of CN111839676A publication Critical patent/CN111839676A/en
Pending legal-status Critical Current

Links

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
    • A61B17/3474—Insufflating needles, e.g. Veress needles
    • 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
    • A61B17/3478—Endoscopic needles, e.g. for infusion
    • 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
    • A61B17/3494—Trocars; Puncturing needles with safety means for protection against accidental cutting or pricking, e.g. limiting insertion depth, pressure sensors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/36—Image-producing devices or illumination devices not otherwise provided for
    • A61B90/37—Surgical systems with images on a monitor during operation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/36—Image-producing devices or illumination devices not otherwise provided for
    • A61B90/37—Surgical systems with images on a monitor during operation
    • A61B2090/373—Surgical systems with images on a monitor during operation using light, e.g. by using optical scanners

Abstract

The invention discloses a visual laparoscope puncture outfit for surgery, which comprises a cannula assembly and a puncture assembly, wherein the puncture assembly comprises a needle handle, a connecting table and a puncture needle, the puncture needle is connected with the cannula assembly in a sliding manner, the top of the puncture needle is fixedly connected with the needle handle, the connecting table is sleeved on the puncture needle, the puncture needle is connected with the connecting table in a sliding manner, the upper end of the connecting table is connected with the needle handle by a spring, and the needle point of the puncture needle is fixedly connected with an infrared camera; the thimble assembly includes integrated into one piece's tube head, shell and outer tube, and the tube head can be dismantled with the connection platform and be connected, is equipped with the sealing member in the tube head, and one side intercommunication of outer tube has air feeder, and the air guide groove has been seted up to one side of pjncture needle, has seted up the air guide hole on the outer tube, and the cover is equipped with the gasbag on the outer tube, and the gasbag passes through air guide groove, air guide hole and air feeder intercommunication. The invention can visually control the puncture process and depth of the puncture outfit, and can ensure that the sleeve assembly is not easy to slip, ensure that the puncture needle is easy to separate, and improve the puncture efficiency and the operation safety.

Description

Visual laparoscope puncture outfit for operation
Technical Field
The invention relates to the technical field of laparoscopic minimally invasive surgical instruments, in particular to a visual laparoscopic puncture outfit for an operation.
Background
A puncture outfit for laparoscope is a minimally invasive surgical instrument and aims to establish an operation channel for the minimally invasive instrument to enter and exit an abdominal cavity in an operation. Typically, a laparoscopic puncture instrument includes a cannula assembly and a puncture assembly. Wherein, one side of the sleeve pipe end of sleeve pipe subassembly is provided with the pneumatic valve, and the puncture subassembly runs through in the sleeve pipe subassembly, and behind sleeve pipe subassembly and the integrative abdominal cavity that penetrates of puncture subassembly, the puncture subassembly was pulled out, then puts through the pneumatic valve and pours into protective gas into the sleeve pipe subassembly into through pneumoperitoneum machine for the effective separation of abdominal cavity inner wall and viscera tissue, alright in order to provide the abdominal operation passageway of wicresoft's apparatus business turn over abdominal cavity.
At least 3-5 puncture outfits are needed to be used as a channel for accessing the operation visual field in the laparoscopic surgery process, one operation laparoscopic surgery instrument needs dozens of times or even hundreds of times to access the sleeve pipe assembly, but due to the factors such as the difference of the skin elasticity of a patient, the times of accessing the sleeve pipe assembly by the instrument and the like, the inclined plane at the lower end of the sleeve pipe assembly is easy to slip and retract to the subcutaneous part in the use process, and the conventional puncture outfit auxiliary support is usually arranged outside the skin of the patient, so that the use process is extremely inconvenient. In addition, in the laparoscopic surgery process, the puncture of an operator is usually performed by blind puncture according to the falling empty feeling of the punctured abdominal wall, or the puncture depth of the puncture outfit is judged according to clinical experience, but due to the fact that the thicknesses and the toughness of the abdominal walls of different patients are different, particularly, obese patients are increased, the puncture difficulty is increased greatly, and the shape of the abdominal wall is changed along with the movement of the tip of the puncture assembly during puncture, so that puncture failure is usually caused only according to the clinical experience, repeated puncture is needed, the needle core is pushed too deep under the inertia force to damage organs and blood vessels in the abdominal cavity, and serious patients can tear the large blood vessels of the abdominal cavity, and the life of the patients is threatened.
Disclosure of Invention
The invention aims to provide a visual laparoscope puncture outfit for operation, which solves the problems in the prior art, enables the puncture process and the depth of the puncture outfit to be visually positioned and controlled, enables a cannula assembly not to easily slip, ensures that a puncture needle is easy to separate, and improves the puncture efficiency and the operation safety.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a visual laparoscope puncture outfit for surgery, which comprises a cannula assembly and a puncture assembly, wherein the puncture assembly comprises a needle handle, a connecting platform and a puncture needle, the puncture needle can be arranged in the cannula assembly in a penetrating way, the puncture needle is connected with the cannula assembly in a sliding way, the top of the puncture needle is fixedly connected with the needle handle, the connecting platform is sleeved on the puncture needle, the puncture needle is connected with the connecting platform in a sliding way, the upper end of the connecting platform is connected with the needle handle by a spring, and the needle point of the puncture needle is fixedly connected with an infrared camera; the thimble assembly includes integrated into one piece's tube head, shell and outer tube, the tube head with connect the platform and can dismantle the connection, be equipped with the sealing member in the tube head, one side intercommunication of outer tube has air feeder, the air guide groove has been seted up to one side of pjncture needle, the air guide hole has been seted up on the outer tube, the cover is equipped with the gasbag on the outer tube, the gasbag passes through the air guide groove the air guide hole with the air feeder intercommunication.
Furthermore, the needle handle is of a hollow structure, a needle sealing cover is arranged on an upper end cover of the needle handle, and the needle sealing cover is connected with the needle handle in a sealing mode.
Furthermore, the puncture needle is of a hollow structure, a plurality of air guide grooves are uniformly arranged on the outer wall of the puncture needle in the circumferential direction, and the air guide grooves are communicated with the air bag through the air guide holes.
Furthermore, a heating resistance wire is arranged in the puncture needle, the lower end of the heating resistance wire is electrically connected with the needle point, the upper end of the heating resistance wire is electrically connected with a metal winding wire through an insulated wire, the metal winding wire is wound on the puncture needle, the metal winding wire is positioned between the needle handle and the connecting table, and the metal winding wire is electrically connected with an external power supply.
Furthermore, the outer tube is provided with a temperature sensor, the temperature sensor is arranged above the air bag and connected with a temperature display meter, and the temperature display meter is fixed on the shell.
Further, circumference equipartition a plurality of joint groove on the tube head, connect the bench be equipped with a plurality of with the joint that the joint groove matches is protruding.
Further, the sealing member includes a plurality of gasket pieces, be equipped with interior mounting in the tube head, be equipped with a plurality of on the interior mounting with the inserting groove that the gasket piece matches, the gasket piece is pegged graft in the inserting groove, the gasket piece is gathered together and is shielded each other to the center.
Further, the tube head inboard is equipped with the recess, the recess is located the inboard in joint groove, be equipped with the silica gel sealing washer in the recess.
Further, the gas supply device is a protective gas tank, the protective gas tank is communicated with the inside of the outer pipe through a gas pipe, and a gas control valve is arranged on the gas pipe.
Compared with the prior art, the invention has the following technical effects:
according to the invention, the air bag is arranged on the outer tube and is communicated with the air supply device through the air guide groove, firstly, the air bag is filled with air and has certain elasticity when contacting with human muscle, and the air bag is sleeved on the outer tube and has a diameter larger than that of the outer tube, so that the injury of the outer tube to the human body can be avoided, secondly, the air bag can prevent external air from entering the abdominal cavity, and the sleeve assembly is not easy to slide because of the large diameter of the air bag, and furthermore, the air guide groove is arranged to facilitate the air to enter the abdominal cavity, so that the puncture needle is easy to separate from the abdominal. Moreover, the pjncture needle can slide in the outer tube to through the cooperation of infrared camera, through pressing the needle handle, can realize the visual positioning control of puncture process and degree of depth, the guarantee is once succeeded in the puncture, avoids puncturing the risk that brings repeatedly, and is showing success rate and the efficiency that improves the puncture, shortens operating time, and in the pjncture needle can the automatic withdrawal outer tube, when dismantling the puncture subassembly, avoid the puncture to the injury of human body.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a surgical visual laparoscope puncture instrument of the present invention;
FIG. 2 is a partial schematic view of the needle of the present invention;
FIG. 3 is a top view of the cannula assembly of the present invention;
wherein: 1-a sleeve assembly, 2-a connecting table, 3-a metal wire winding, 4-a puncture assembly, 5-a needle cover, 6-a needle handle, 7-an insulated lead, 8-a spring, 9-a silica gel sealing ring, 10-a sealing part, 11-a shell, 12-a gas control valve, 13-an outer tube, 14-a puncture needle, 15-a heating resistance wire, 16-an air bag, 17-a tube head, 18-a clamping groove, 19-an air guide groove, 20-an infrared camera, 21-a temperature sensor and 22-a temperature display meter.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1-3: the embodiment provides a visual laparoscope puncture outfit for surgery, which comprises a cannula assembly 1 and a puncture assembly 4, wherein the cannula assembly 1 is detachably connected with the puncture assembly 4, the puncture assembly 4 comprises a needle handle 6, a connecting platform 2 and a puncture needle 14, the puncture needle 14 can be arranged in the cannula assembly 1 in a penetrating way, the puncture needle 14 is connected with the cannula assembly 1 in a sliding way, the top of the puncture needle 14 is fixedly connected with the needle handle 6, the connecting platform 2 is sleeved on the puncture needle 14, the puncture needle 14 is connected with the connecting platform 2 in a sliding way, the upper end of the connecting platform 2 is connected with the needle handle 6 by a spring 8, the lower end of the connecting platform 2 is detachably connected with the cannula assembly 1, an infrared camera 20 is fixedly connected with the needle point of the puncture needle 14, the specific infrared camera 20 is externally connected with a display by a connecting wire, the connecting wire can be wrapped by a high-temperature resistant material, the, meanwhile, the infrared camera 20 may be detachably connected to the tip of the puncture needle 14, so that the infrared camera 20 may be recycled after the disposable puncture needle 14 is used. Puncture needle 14 can slide in cannula assembly 1 in this embodiment to through infrared camera 20's cooperation, press needle handle 6, can realize the visual positioning control of the depth of penetration, avoid the risk that the puncture brought repeatedly, and show and improve puncture efficiency, shorten operation time, puncture needle 14 can automatic withdrawal cannula assembly 1 in addition, when dismantling puncture assembly 4, can avoid puncture needle 14 to the injury of human body completely.
Thimble assembly 1 includes integrated into one piece's tube head 17, shell 11 and outer tube 13, tube head 17 with connect 2 joints of platform, circumference equipartition a plurality of joint groove 18 on the tube head 17, specifically as shown in fig. 3, it is protruding to connect the joint that is equipped with a plurality of and 18 matches in the platform 2, the joint is connected so that puncture assembly 4's dismantlement. The inside of the tube head 17 is provided with a sealing element 10, one side of the outer tube 13 is communicated with an air supply device, one side of the puncture needle 14 is provided with an air guide groove 19, as shown in fig. 2 in particular, the outer tube 13 is provided with an air guide hole matched with the air guide groove 19 in position, the outer tube 13 is sleeved with an air bag 16, and the air bag 16 is communicated with the air supply device through the air guide groove 19 and the air guide hole. The gas supply device is a protective gas tank which is communicated with the inner wall of the outer tube 13 through a gas pipe, the gas pipe is provided with a gas control valve 12, the protective gas can select carbon dioxide, the existing hospital equipment is provided with a carbon dioxide central gas supply system, and the interface is arranged on a tower crane of an operating room, namely, the embodiment can also directly communicate the inside of the outer tube 13 with the existing carbon dioxide central gas supply system. The air bag 16 is communicated with the air supply device through the air guide groove 19, the air bag 16 is full of air, certain elasticity is provided when the air bag is in contact with muscles of a human body, the air bag 16 is sleeved on the outer tube 13 and is larger than the diameter of the outer tube 13, so that the air bag 16 can play a certain expansion role on the muscles in the puncturing process, the outer tube 13 can smoothly enter the human body, the injury of the outer wall of the outer tube 13 to the human body can be avoided, and the method is more ideal than the method of arranging the external threads on the outer tube 13 in the traditional method. Meanwhile, the air bag 16 can prevent external air from entering the abdominal cavity, and the sleeve pipe assembly 1 is not easy to slide off due to the large diameter of the air bag 16, so that the risk of subcutaneous emphysema is remarkably reduced.
Specifically, the needle handle 6 is of a hollow structure, the upper end of the needle handle 6 is covered with a needle sealing cover 5, and the needle sealing cover 5 is connected with the needle handle 6 in a sealing mode. The puncture needle 14 is of a hollow structure, a plurality of air guide grooves 19 are uniformly arranged on the circumference of the outer wall of the puncture needle 14, and the air guide grooves 19 are communicated with the air bag 16 through air guide holes. The hollow structure can reduce the mass of the puncture assembly 4, and is convenient for an operator to use. The plurality of air guide grooves 19 on the puncture needle 14 are beneficial to air entering into the abdominal cavity, so that the puncture needle 14 is easy to separate from the abdominal cavity, and the puncture needle 14 is prevented from being adhered to human muscle to hurt the human body.
The heating resistance wire 15 can be further arranged in the puncture needle 14, the heating resistance wire 15 is arranged in the puncture needle 14 and is not in contact with a human body, the sterile environment in the operation process is guaranteed, the lower end of the heating resistance wire 15 is electrically connected with the needle point, the upper end of the heating resistance wire 15 is electrically connected with the metal wire winding 3 through the insulated conducting wire 7, the metal wire winding 3 is wound on the puncture needle 14, the metal wire winding 3 is located between the needle handle 6 and the connecting platform 2, and the metal wire winding 3 is electrically connected with an external power supply. The outer tube 13 is provided with a temperature sensor 21, the temperature sensor 21 is arranged above the airbag 16, the temperature sensor 21 is connected with a temperature display meter 22, and the temperature display meter 22 is fixed on the housing 11. Before carrying out the puncture, utilize heating resistor wire 15 to heat pjncture needle 14 temperature, pjncture needle 14 temperature can transmit to outer tube 13, thereby utilize temperature display table 22, control pjncture needle 14, outer tube 13 equals with human body temperature basically, then heating resistor wire 15 and external power supply disconnection, pjncture needle 14 in the puncture process, outer tube 13 temperature equals with human body temperature basically, do not have the difference in temperature, get into human back, because the parcel of muscle, also can not have obvious cooling, thereby through resistance wire 15 heating protection patient body temperature in the art, speed up patient postoperative rehabilitation. When the puncture needle 14 is pulled out and another puncture is required, the puncture needle 14 may be heated before the puncture and then inserted into the outer tube 13 to perform the puncture.
Sealing member 10 includes a plurality of gasket, is equipped with interior mounting in the tube head 17, is equipped with the inserting groove that a plurality of and gasket match on the interior mounting, and the gasket is pegged graft in inserting groove, and the gasket gathers together and hides each other to the center, and is specific, like the gasket like petal formula structure, adjacent gasket has partial shade each other to cover the opening of tube head 17 completely and seal, in order to keep the encapsulated situation in outer tube 13, avoid revealing of protective gas in the outer tube 13. The inboard recess that is equipped with of tube head 17, the recess is located the inboard of joint groove 18, is equipped with silica gel sealing washer 9 in the recess.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.

Claims (9)

1. The utility model provides a visual peritoneoscope puncture ware is used in operation which characterized in that: the puncture assembly comprises a needle handle, a connecting platform and a puncture needle, the puncture needle can be arranged in the needle handle in a penetrating mode, the puncture needle is connected with the needle handle in a sliding mode, the top of the puncture needle is fixedly connected with the needle handle, the connecting platform is sleeved on the puncture needle, the puncture needle is connected with the connecting platform in a sliding mode, the upper end of the connecting platform is connected with the needle handle through a spring, and an infrared camera is fixedly connected to the needle point of the puncture needle; the thimble assembly includes integrated into one piece's tube head, shell and outer tube, the tube head with connect the platform and can dismantle the connection, be equipped with the sealing member in the tube head, one side intercommunication of outer tube has air feeder, the air guide groove has been seted up to one side of pjncture needle, the air guide hole has been seted up on the outer tube, the cover is equipped with the gasbag on the outer tube, the gasbag passes through the air guide groove the air guide hole with the air feeder intercommunication.
2. The surgical visual laparoscopic puncture instrument according to claim 1, wherein: the needle handle is of a hollow structure, a needle sealing cover is arranged on an upper end cover of the needle handle, and the needle sealing cover is connected with the needle handle in a sealing mode.
3. The surgical visual laparoscopic puncture instrument according to claim 1, wherein: the puncture needle is of a hollow structure, a plurality of air guide grooves are uniformly arranged on the outer wall of the puncture needle in the circumferential direction, and the air guide grooves are communicated with the air bag through the air guide holes.
4. The surgical visible laparoscopic puncture instrument according to claim 3, wherein: the puncture needle is internally provided with a heating resistance wire, the lower end of the heating resistance wire is electrically connected with the needle point, the upper end of the heating resistance wire is electrically connected with a metal winding wire through an insulated wire, the metal winding wire is wound on the puncture needle, the metal winding wire is positioned between the needle handle and the connecting table, and the metal winding wire is electrically connected with an external power supply.
5. The surgical visible laparoscopic puncture instrument according to claim 4, wherein: the outer tube is provided with a temperature sensor, the temperature sensor is arranged above the air bag and connected with a temperature display meter, and the temperature display meter is fixed on the shell.
6. The surgical visual laparoscopic puncture instrument according to claim 1, wherein: the circumference equipartition a plurality of joint groove on the tube head, connect the bench be equipped with a plurality of with the joint that the joint groove matches is protruding.
7. The surgical visual laparoscopic puncture instrument according to claim 1, wherein: the sealing piece comprises a plurality of sealing pieces, an inner fixing piece is arranged in the tube head, a plurality of insertion grooves matched with the sealing pieces are formed in the inner fixing piece, the sealing pieces are inserted into the insertion grooves, and the sealing pieces are gathered towards the center and are mutually overlapped.
8. The surgical visual laparoscopic puncture instrument according to claim 1, wherein: the tube head inboard is equipped with the recess, the recess is located the inboard in joint groove, be equipped with the silica gel sealing washer in the recess.
9. The surgical visual laparoscopic puncture instrument according to claim 1, wherein: the gas supply device is a protective gas tank which is communicated with the inside of the outer pipe through a gas pipe, and a gas control valve is arranged on the gas pipe.
CN201910332473.4A 2019-04-24 2019-04-24 Visual laparoscope puncture outfit for operation Pending CN111839676A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910332473.4A CN111839676A (en) 2019-04-24 2019-04-24 Visual laparoscope puncture outfit for operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910332473.4A CN111839676A (en) 2019-04-24 2019-04-24 Visual laparoscope puncture outfit for operation

Publications (1)

Publication Number Publication Date
CN111839676A true CN111839676A (en) 2020-10-30

Family

ID=72952383

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910332473.4A Pending CN111839676A (en) 2019-04-24 2019-04-24 Visual laparoscope puncture outfit for operation

Country Status (1)

Country Link
CN (1) CN111839676A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113907853A (en) * 2021-09-24 2022-01-11 郑州大学第一附属医院 Stomach surgery abdominal cavity operation piercing depth

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113907853A (en) * 2021-09-24 2022-01-11 郑州大学第一附属医院 Stomach surgery abdominal cavity operation piercing depth
CN113907853B (en) * 2021-09-24 2023-02-28 郑州大学第一附属医院 Enterogastric surgery abdominal cavity operation puncture device

Similar Documents

Publication Publication Date Title
CN210330691U (en) Visual laparoscope puncture outfit for operation
CN107348998A (en) A kind of fish-eye type single-hole multi-passage puncture outfit
CN208610939U (en) A kind of adjustable abdominal cavity puncture outfit
CN111839676A (en) Visual laparoscope puncture outfit for operation
CN104736195B (en) Applied to the emergency instrument and multifunctional equipment that electro photoluminescence is carried out to body tissue
CN108771559A (en) A kind of abdominal cavity puncture outfit
EP2042097B1 (en) Phlebotomy Needle with Shape Memory Alloy Flashback Sensor
CN210020345U (en) Trocar for operation
CN217510573U (en) Laparoscope puncture outfit with fixing device
CN203539854U (en) Airbag type fascia expansion tube
CN114533218A (en) Puncture outfit, inner sleeve device and sealing structure
CN211511730U (en) Visual mirror for peritoneal catheterization operation and visual peritoneal catheterization operation bag
CN211433060U (en) Percutaneous puncture intracavity traction and ligation device
CN209203351U (en) Convenient for the PPH auxiliary instrument tied
CN208404672U (en) A kind of deformable abdominal wall dilator
CN205831886U (en) A kind of sheath built-in pipe suit
CN207708254U (en) Laparoscopic surgery inflation pipe heating device
CN207136893U (en) disposable flexible sleeve puncture outfit
CN207590707U (en) Single hole thoracoscopic operation casing
CN205697956U (en) Scalable damping perforator for anterior mediastinum Minimally Invasive Surgery
CN210521071U (en) Puncture outfit with thread structure
CN109009259A (en) A kind of PPH auxiliary instrument convenient for tying
CN213283247U (en) Abdominal cavity puncture needle with protective air bag
CN216823608U (en) Peritoneoscope stabs card subassembly and medical equipment
CN211243519U (en) Minimally invasive fascia closer

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