CN113197603B - Thoracoscopic operation retractor - Google Patents
Thoracoscopic operation retractor Download PDFInfo
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- CN113197603B CN113197603B CN202110486846.0A CN202110486846A CN113197603B CN 113197603 B CN113197603 B CN 113197603B CN 202110486846 A CN202110486846 A CN 202110486846A CN 113197603 B CN113197603 B CN 113197603B
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- expansion
- cover
- fixedly connected
- linkage
- thoracoscopic
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B17/0218—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors for minimally invasive surgery
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/02—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
- A61B2017/0287—Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors with elastic retracting members connectable to a frame, e.g. hooked elastic wires
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Heart & Thoracic Surgery (AREA)
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Abstract
The invention provides a thoracoscopic operation retractor. The thoracoscopic surgical retractor comprises: an expansion outer cover, wherein an expansion opening is formed in the bottom of the expansion outer cover; the adjusting knob is arranged above the expansion outer cover, and the bottom end of the adjusting knob is fixedly connected with an adjusting screw rod; the linkage disc, the surface sliding connection of linkage disc in the internal surface of expansion dustcoat, internally threaded hole and spacing slide hole have been seted up respectively on the linkage disc, the inboard fixedly connected with linkage board of linkage disc, the inner wall fixedly connected with transmission shaft of linkage board. The thoracoscopic operation retractor provided by the invention has the advantages that the expansion cover plates are movably arranged in the expansion outer cover, the expansion degree of the two groups of expansion cover plates is conveniently adjusted through the adjusting knob, the expansion range of the expansion cover plates is limited by the expansion opening range, and the safety of the expansion cover plates on incision expansion in thoracoscopic operation is ensured.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a thoracoscopic operation retractor.
Background
Thoracoscopy is known as one of the major breakthroughs of the thoracic surgery world in the last century, is a representative operation of thoracic minimally invasive surgery, uses modern television camera technology and high-tech surgical instrument equipment for the thoracic surgery, completes a novel minimally invasive thoracic surgery technology of complex intrathoracic surgery under a chest wall sleeve or a tiny incision, changes the treatment concept of some thoracic surgical diseases, is considered to be the most significant progress of the thoracic surgery at the end of the 20 th century, and is the direction of future thoracic surgery development.
When in thoracoscopic operation, the operation is usually carried out under 3-4 small chest wall incisions of 1.5cm, a doctor looks at a television and uses special surgical instruments to finish the operation, which is equal to the operation that the eyes of the doctor extend into the chest of a patient, so that the operation vision, lesion appearance, the range of operation excision and the safety are even better than those of thoracoscopic operation, and in the process of thoracoscopic operation, the incision is required to be expanded and pulled, and the incision is kept enough to leave the opening deep into the medical instruments.
In the prior art, when the existing medical traction equipment is used for expanding and traction at the injection incision, the traction range at the incision is not limited, an operator can expand and expand according to intuition, the expansion angle is not limited, and the expansion range is easily caused to be too large, so that the skin of a patient is torn and damaged unnecessarily.
Accordingly, there is a need to provide a thoracoscopic surgical retractor that solves the above-described technical problems.
Disclosure of Invention
The invention provides a thoracoscopic operation retractor, which solves the problem that the expansion range is not limited by any limitation when the expansion traction equipment is used.
In order to solve the technical problems, the thoracoscopic surgical retractor provided by the invention comprises: an expansion outer cover, wherein an expansion opening is formed in the bottom of the expansion outer cover; the adjusting knob is arranged above the expansion outer cover, and the bottom end of the adjusting knob is fixedly connected with an adjusting screw rod; the outer surface of the linkage disc is connected with the inner surface of the expansion outer cover in a sliding manner, an inner threaded hole and a limiting sliding hole are respectively formed in the linkage disc, a linkage plate is fixedly connected to the inner side of the linkage disc, and a transmission shaft is fixedly connected to the inner wall of the linkage plate; the surface of the connecting rod is arranged on the outer surface of the transmission shaft through a transmission hole, the top end of the connecting rod is fixedly connected with a sleeve, and the inner wall of the expansion outer cover is fixedly connected with an expansion sliding shaft; the top of the expansion cover plate is fixed at the bottom end of the connecting rod; and the top end of the supporting sliding shaft is fixed at the top of the inner wall of the expansion housing.
Preferably, the inner surface of the expansion cover plate is provided with an embedded groove, the outer surface of the expansion cover plate is sleeved with a connecting cover, and the bottom end of the connecting cover is fixedly connected with an elastic shrinkage ring.
Preferably, the connecting cover is made of medical elastic rubber, and the surface of the elastic shrinkage ring is clamped with the inner surface of the embedded groove.
Preferably, the bottom end of the adjusting screw rod penetrates through the surface of the expansion outer cover and extends to the inside of the expansion outer cover, and the surface of the adjusting screw rod is rotatably connected with the surface of the expansion outer cover.
Preferably, the inner surface of the internal threaded hole is in threaded connection with the surface of the adjusting screw rod, and the limiting sliding holes are provided with at least two groups.
Preferably, the inner surface of the limiting sliding hole is in sliding connection with the surface of the supporting sliding shaft, the linkage plate and the transmission shaft form a transmission mechanism, the transmission mechanism is divided into two groups and symmetrically distributed on the inner side of the linkage plate, and the surface of the transmission shaft is in transmission connection with the inner surface of the transmission hole.
Preferably, the expansion slide shafts are provided with two groups, the two groups of expansion slide shafts are mutually inclined and symmetrically distributed, and the surfaces of the expansion slide shafts are in sliding connection with the inner surface of the sleeve.
Preferably, a sealing rubber cap is arranged at the top of the expansion outer cover, medical rubber is adopted for the sealing rubber cap, and the surface of the sealing rubber cap is in interference fit with an opening at the top of the expansion outer cover.
Preferably, the bottom of the expansion outer cover is fixedly connected with a medical connecting layer, and the expansion outer cover is used for being connected to the outer side of a thoracoscopic operation wound of a patient.
Preferably, the medical connection layer comprises an outer adhesive layer and an inner disinfection sponge layer.
Compared with the related art, the thoracoscopic surgery retractor provided by the invention has the following beneficial effects:
the invention provides a thoracoscopic operation retractor, which is characterized in that an expansion cover plate is movably arranged in an expansion outer cover, the expansion degree of two groups of expansion cover plates is conveniently adjusted through an adjusting knob, the expansion range of the expansion cover plates is limited by the expansion opening range, and the safety of the expansion cover plates on incision expansion in thoracoscopic operation is ensured.
Drawings
FIG. 1 is a schematic view of a preferred embodiment of a thoracoscopic surgical retractor according to the present invention;
FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;
FIG. 3 is an enlarged schematic view of portion B shown in FIG. 1;
FIG. 4 is a top view of the connecting rod portion shown in FIG. 1;
FIG. 5 is a schematic view of the configuration of the gangway section shown in FIG. 1;
fig. 6 is a schematic structural diagram of another embodiment of the connection cover provided by the present invention.
Reference numerals in the drawings:
1. an expansion cover 101 and an expansion port;
2. an adjusting knob, 21, an adjusting screw rod;
3. the device comprises a linkage disc 31, an internal threaded hole 32, a limiting sliding hole 33, a linkage plate 34 and a transmission shaft;
4. the connecting rod, 41, the transmission hole, 42, the sleeve, 43 and the expansion sliding shaft;
5. an expansion cover plate 51, an embedding groove 52 and a contraction groove;
6. a connecting cover 61, an elastic shrinkage ring;
7. supporting a sliding shaft;
8. a sealant cap;
9. and a telescopic spring.
Detailed Description
The invention will be further described with reference to the drawings and embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6 in combination, fig. 1 is a schematic structural view of a preferred embodiment of a thoracoscopic surgical retractor according to the present invention; FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1; FIG. 3 is an enlarged schematic view of portion B shown in FIG. 1; FIG. 4 is a top view of the connecting rod portion shown in FIG. 1; FIG. 5 is a schematic view of the configuration of the gangway section shown in FIG. 1; fig. 6 is a schematic structural diagram of another embodiment of the connection cover provided by the present invention.
Example 1:
a thoracoscopic surgical retractor comprising: an expansion outer cover 1, wherein an expansion opening 101 is formed in the bottom of the expansion outer cover 1;
the adjusting knob 2 is arranged above the expansion outer cover 1, and the bottom end of the adjusting knob 2 is fixedly connected with an adjusting screw rod 21;
the outer surface of the linkage disc 3 is slidably connected to the inner surface of the expansion outer cover 1, an inner threaded hole 31 and a limiting sliding hole 32 are respectively formed in the linkage disc 3, a linkage plate 33 is fixedly connected to the inner side of the linkage disc 3, and a transmission shaft 34 is fixedly connected to the inner wall of the linkage plate 33;
the surface of the connecting rod 4 is arranged on the outer surface of the transmission shaft 34 through a transmission hole 41, the top end of the connecting rod 4 is fixedly connected with a sleeve 42, and the inner wall of the expansion outer cover 1 is fixedly connected with an expansion sliding shaft 43;
an expansion cover plate 5, wherein the top of the expansion cover plate 5 is fixed at the bottom end of the connecting rod 4;
and the top end of the supporting sliding shaft 7 is fixed on the top of the inner wall of the expansion housing 1.
The inside of expansion shell 1 is the cavity structure, makes things convenient for the activity adjustment of inside spare part to the open-top of expansion shell 1, the open-ended size is the same with the size of the expansion mouth 101 of bottom, and the medical instrument is in depth after the wound traction and the expansion when so that the thoracoscopy operation, guarantee medical instrument is in depth the stability of using.
The adjusting knob 2 is located in the outer side of the expansion outer cover 1, so that the adjusting screw 21 can be conveniently adjusted in a rotating mode, and manual adjustment is adopted when the adjusting knob 2 is used.
The linkage disc 3 is in threaded connection with the surface of the adjusting screw rod 21 through the internal threaded hole 31, so that the linkage disc 3 is conveniently driven to move up and down to be adjusted through the adjusting screw rod 21;
when the adjusting screw rod 21 rotates positively, the linkage disc 3 moves upwards;
when the adjusting screw 21 is reversed, the interlocking plate 3 moves downward.
The limiting slide hole 32 on the linkage disc 3 is convenient to connect with the supporting slide shaft 7, and the supporting slide shaft 7 provides support and limit for the lifting adjustment of the linkage disc 3 through the limiting slide hole 32, so that the stability of the lifting adjustment of the linkage disc 3 is ensured;
the linkage disc 3 is directly connected with the transmission shaft 34 through the linkage plate 33, so that the transmission shaft 34 is conveniently driven to move up and down for adjustment.
The connecting rod 4 is stably sleeved on the outer surface of the obliquely distributed expansion sliding shaft 43 through the sleeve 42 and is used for connecting the expansion cover plate 5;
when the sleeve 42 slides upwards, the sleeve 42 slides upwards on the outer surface of the expansion slide shaft 43, the sleeve 42 synchronously drives the connecting rod 4 to move when sliding, and the connecting rod 4 drives the expansion cover plate 5 at the bottom to move upwards and expand outwards;
when the sleeve 42 slides downwards, the sleeve 42 slides downwards on the outer surface of the expansion slide shaft 43, and the sleeve 42 drives the expansion cover plate 5 to move downwards and shrink inwards through the connecting rod 4;
so as to facilitate synchronous expansion and contraction adjustment and control of the expansion cover plates 5 at two sides, the expansion range of the expansion cover plates 5 is positioned in the expansion opening 101 to form safety protection, limit the expansion of the expansion cover plates 5, ensure the stability and safety of the expansion cover plates 5 to the outside, and avoid the phenomenon that the expansion range is too large to cause further damage and damage to subcutaneous tissues of patients when the medical expansion instrument without any limit is used due to manual operation of medical staff, so that the expansion range is safe and reliable.
The bottom end of the adjusting screw 21 penetrates through the surface of the expansion housing 1 and extends into the expansion housing 1, and the surface of the adjusting screw 21 is rotatably connected with the surface of the expansion housing 1.
The thread surface of the adjusting screw rod 21 is positioned in the expansion outer cover 1, so that the connection with the linkage disc 3 is facilitated.
The inner surface of the internally threaded hole 31 is in threaded connection with the surface of the adjusting screw 21, and the limiting slide holes 32 are provided with at least two groups.
The surface of the internal thread hole 31 is in threaded connection with the surface of the adjusting screw 21, so that the lifting adjustment of the linkage disc 3 is conveniently controlled through the rotation adjustment of the adjusting screw 21.
The inner surface of the limiting sliding hole 32 is in sliding connection with the surface of the supporting sliding shaft 7, the linkage plate 33 and the transmission shaft 34 form a transmission mechanism, the transmission mechanism is divided into two groups and symmetrically distributed on the inner side of the linkage disc 3, and the surface of the transmission shaft 34 is in transmission connection with the inner surface of the transmission hole 41.
The linkage disc 3 is sleeved on the outer surface of the supporting sliding shaft 7 through the limiting sliding hole 32, a limiting structure is provided for lifting adjustment of the linkage disc 3, and the lifting adjustment stability of the linkage disc 3 is guaranteed, so that the stability of the transmission shaft 34 during transmission connection between the outer surface of the transmission shaft and the inner surface of the transmission hole 41 is guaranteed.
The two groups of expansion sliding shafts 43 are arranged, the two groups of expansion sliding shafts 43 are mutually inclined and symmetrically distributed, and the surface of the expansion sliding shaft 43 is in sliding connection with the inner surface of the sleeve 42.
The two sets of expansion slide shafts 43 are distributed in an inverted splayed shape, so that the two sets of symmetrically distributed sleeves 42 are far away from each other when moving upwards, and the two sets of sleeves 42 are close to each other when moving downwards.
The top of expansion dustcoat 1 is provided with sealed glue cap 8, sealed glue cap 8 adopts medical rubber to sealed glue cap 8's surface with the open-ended interference block at expansion dustcoat 1 top.
The sealant cap 8 facilitates rapid blocking and shielding of the opening of the expansion housing 1 in a use state, avoids long-time exposure to the outside after the medical instrument in the operation is taken out from the inner side of the expansion housing 1, and simultaneously avoids misoperation of medical personnel to cause other instruments to enter the human body through the expansion housing 1, so that the stability and safety of the expansion device in the operation are improved.
The invention provides a thoracoscopic operation retractor, which has the following working principle:
when the thoracoscopic incision of a patient needs to be expanded, the expansion cover plate 5 of the device is preferentially adjusted to be in a completely contracted state, and the expansion cover plate 5 is deeply penetrated into the incision, so that the bottom of the expansion cover 1 is contacted with skin;
the adjusting knob 2 is rotated in the forward direction, the adjusting knob 2 drives the adjusting screw rod 21 to synchronously rotate, and the linkage disc 3 is synchronously driven to move upwards when the adjusting screw rod 21 rotates;
when the linkage disc 3 moves upwards, the transmission shaft 34 is driven to move upwards through the linkage plate 33, the transmission shaft 34 synchronously drives the connecting rod 4 to move upwards when moving upwards, the connecting rod 4 stably slides upwards obliquely on the outer surface of the expansion sliding shaft 43 through the sleeve 42 when moving upwards, the connecting rod 4 synchronously drives the expansion cover plates 5 to slide upwards obliquely when sliding upwards, and the two groups of expansion cover plates 5 form outward expansion when sliding upwards synchronously;
the opening between the two sets of expansion hoods 5 is gradually increased so that the caliber of the thoracoscopic incision can be adapted to the requirements of the operation for the examination and operation of the operation.
Compared with the related art, the thoracoscopic surgery retractor provided by the invention has the following beneficial effects:
through with expansion cover plate 5 movable mounting in the inside of expansion dustcoat 1, conveniently adjust the degree of expansion of two sets of expansion cover plates 5 through adjust knob 2 to the expansion scope of expansion cover plate 5 is limited by expansion mouth 101 scope, ensures the security of expansion cover plate 5 to incision expansion in the thoracoscopic operation.
Example 2:
the inner surface of the expansion cover plate 5 is provided with an embedded groove 51, the outer surface of the expansion cover plate 5 is sleeved with a connecting cover 6, and the bottom end of the connecting cover 6 is fixedly connected with an elastic shrinkage ring 61.
The embedded grooves 51 formed in the inner sides of the expansion cover plates 5 facilitate the tightening of the elastic shrinkage rings 61, the connecting covers 6 are sleeved on the outer sides of the two groups of expansion cover plates 5, the connecting covers 6 can be adaptively expanded and contracted according to the expansion condition of the expansion cover plates 5, the stability of contact with human tissues when the expansion cover plates 5 are expanded or contracted is ensured, and friction damage or extrusion damage between the surfaces of the expansion cover plates 5 and the skin when the expansion cover plates 5 are expanded or contracted is avoided.
The connecting cover 6 is made of medical elastic rubber, and the surface of the elastic shrinkage ring 61 is clamped with the inner surface of the embedded groove 51.
The medical elastic rubber provides support for the elastic expansion and contraction of the connecting cover 6, and the elastic expansion structure can ensure that the connecting cover 6 is clung to the human tissues of a patient.
The bottom of expanding cover plate 5 inboard has seted up shrink groove 52, and the top fixedly connected with extension spring 9 of shrink groove 52 inner wall, the bottom of extension spring 9 and the top fixed connection of connecting cover 6.
The extension spring 9 is used for connecting the one end of connecting the cover 6, conveniently tightens up the connecting cover 6 after the installation, and simultaneously connecting cover 6 can be under the quick reset of the elasticity effect of extension spring 9 when flexible, prevents that connecting cover 6 from taking place to drop when expanding cover plate 5, provides stable guarantee for the use of connecting cover 6, provides support for the flexible of connecting cover 6 simultaneously.
The beneficial effects are that:
through setting up the junction housing 6 in the outside of two sets of expansion cover plates 5, the junction housing 6 can carry out adaptive extension and shrink according to the extension condition of expansion cover plate 5, ensure the stability that expansion cover plate 5 stretched or contracted when contacting with human tissue, avoid expanding cover plate 5 surface and skin when stretching or contracting and appear friction damage or extrusion damage.
Example 3:
the bottom of the expansion outer cover 1 is fixedly connected with a medical connecting layer, and the expansion outer cover 1 is used for being connected to the outer side of a thoracoscopic operation wound of a patient.
The medical connection layer comprises an adhesive layer on the outer side and a disinfection sponge layer on the inner side.
The medical connecting layer is convenient for forming a connecting structure when the surface of the expansion outer cover 1 is contacted with the skin of a patient, so that the stability of the expansion outer cover 1 during installation and use is ensured.
The adhesive layer facilitates the adhesion between the expansion cover 1 and the skin of the patient;
the surface of disinfection sponge layer is directly contradicted with patient's skin when using and is connected, conveniently shelters from and disinfects the window outside of patient, avoids external debris and wound contact and infects, reinforcing patient's stability and security of operation.
The beneficial effects are that:
the medical connecting layer is arranged at the joint of the lower part of the expansion outer cover 1 and the skin, so that the medical connecting layer is convenient for forming a connecting structure when the surface of the expansion outer cover 1 is contacted with the skin of a patient, and the stability of the expansion outer cover 1 during installation and use is ensured.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (9)
1. A thoracoscopic surgical retractor comprising:
an expansion outer cover, wherein an expansion opening is formed in the bottom of the expansion outer cover;
the adjusting knob is arranged above the expansion outer cover, and the bottom end of the adjusting knob is fixedly connected with an adjusting screw rod;
the outer surface of the linkage disc is connected with the inner surface of the expansion outer cover in a sliding manner, an inner threaded hole and a limiting sliding hole are respectively formed in the linkage disc, a linkage plate is fixedly connected to the inner side of the linkage disc, and a transmission shaft is fixedly connected to the inner wall of the linkage plate;
the surface of the connecting rod is arranged on the outer surface of the transmission shaft through a transmission hole, the top end of the connecting rod is fixedly connected with a sleeve, and the inner wall of the expansion outer cover is fixedly connected with an expansion sliding shaft;
the top of the expansion cover plate is fixed at the bottom end of the connecting rod;
the top end of the supporting sliding shaft is fixed at the top of the inner wall of the expansion outer cover;
the inner surface of the expansion cover plate is provided with an embedded groove, the outer surface of the expansion cover plate is sleeved with a connecting cover, and the bottom end of the connecting cover is fixedly connected with an elastic shrinkage ring;
the bottom of the inner side of the expansion cover plate is provided with a contraction groove, the top of the inner wall of the contraction groove is fixedly connected with a telescopic spring, and the bottom end of the telescopic spring is fixedly connected with the top end of the connecting cover;
the telescopic spring is used for connecting one end of the connecting cover, the connecting cover after installation is convenient to tighten, meanwhile, the connecting cover can be quickly reset under the action of the elastic force of the telescopic spring when telescopic spring is used for preventing the connecting cover from falling off when the expansion cover plate is unfolded, so that stable guarantee is provided for the use of the connecting cover, and support is provided for the telescopic operation of the connecting cover.
2. The thoracoscopic surgical retractor of claim 1, wherein the connecting cover is made of medical elastic rubber, and the surface of the elastic shrinkage ring is clamped with the inner surface of the embedded groove.
3. The thoracoscopic surgical retractor of claim 1, wherein the bottom end of the adjustment screw extends through and into the interior of the expansion housing and the surface of the adjustment screw is rotatably coupled with the surface of the expansion housing.
4. The thoracoscopic surgical retractor of claim 1, wherein an inner surface of the internally threaded bore is threadably coupled to a surface of the adjustment screw, the limiting slide bore being provided with at least two sets.
5. The thoracoscopic surgical retractor according to claim 1, wherein the inner surface of the limiting slide hole is in sliding connection with the surface of the supporting slide shaft, the linkage plate and the transmission shaft form a transmission mechanism, the transmission mechanism is divided into two groups and symmetrically distributed on the inner side of the linkage plate, and the surface of the transmission shaft is in transmission connection with the inner surface of the transmission hole.
6. The thoracoscopic surgical retractor according to claim 1, wherein two sets of the expansion slide shafts are provided, the two sets of the expansion slide shafts are obliquely and symmetrically distributed with each other, and the surfaces of the expansion slide shafts are slidably connected with the inner surface of the sleeve.
7. The thoracoscopic surgical retractor of claim 1, wherein a sealant cap is provided on top of the expansion housing, the sealant cap is made of medical rubber, and a surface of the sealant cap is in interference engagement with an opening in the top of the expansion housing.
8. The thoracoscopic surgical retractor of claim 1, wherein a medical connection layer is fixedly attached to a bottom of the expansion housing for connection to an outside of a thoracoscopic surgical incision in a patient.
9. The thoracoscopic surgical retractor of claim 8, wherein the medical connection layer comprises an outer adhesive layer and an inner sterile sponge layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110486846.0A CN113197603B (en) | 2021-05-02 | 2021-05-02 | Thoracoscopic operation retractor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110486846.0A CN113197603B (en) | 2021-05-02 | 2021-05-02 | Thoracoscopic operation retractor |
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| CN113197603A CN113197603A (en) | 2021-08-03 |
| CN113197603B true CN113197603B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110486846.0A Active CN113197603B (en) | 2021-05-02 | 2021-05-02 | Thoracoscopic operation retractor |
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| CN104602590A (en) * | 2012-03-30 | 2015-05-06 | 德普伊新特斯产品有限责任公司 | Methods and devices for tissue retraction |
| CN211834537U (en) * | 2020-03-04 | 2020-11-03 | 贵州中医药大学第一附属医院 | Anorectal surgery expansion frame |
| CN212261423U (en) * | 2020-03-11 | 2021-01-01 | 李淑娟 | Throat dilator for otolaryngological department |
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| WO2006049917A2 (en) * | 2004-10-29 | 2006-05-11 | Depuy Spine, Inc | Expandable ports and methods for minimally invasive surgery |
| US8480704B2 (en) * | 2009-02-26 | 2013-07-09 | Bhdl Holdings, Llc | Surgical dilator, retractor and mounting pad |
| US8460187B2 (en) * | 2011-09-02 | 2013-06-11 | Jean Bouquet | Vaginal speculum |
| CN209770438U (en) * | 2019-01-29 | 2019-12-13 | 湖北省肿瘤医院（湖北省肿瘤研究所） | Operation incision protection expansion device |
| CN210383953U (en) * | 2019-02-27 | 2020-04-24 | 申洪宇 | Incision expander for general surgery department operation |
| CN110236611A (en) * | 2019-06-06 | 2019-09-17 | 江阴市康捷医疗科技有限公司 | Medical cutout extension protective case |
| CN211270903U (en) * | 2019-09-16 | 2020-08-18 | 平凉市中医医院 | Dilator for anorectal operation |
| CN212816208U (en) * | 2019-12-04 | 2021-03-30 | 李远珺 | Dilator for gynecological examination |
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2021
- 2021-05-02 CN CN202110486846.0A patent/CN113197603B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104602590A (en) * | 2012-03-30 | 2015-05-06 | 德普伊新特斯产品有限责任公司 | Methods and devices for tissue retraction |
| CN211834537U (en) * | 2020-03-04 | 2020-11-03 | 贵州中医药大学第一附属医院 | Anorectal surgery expansion frame |
| CN212261423U (en) * | 2020-03-11 | 2021-01-01 | 李淑娟 | Throat dilator for otolaryngological department |
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| CN113197603A (en) | 2021-08-03 |
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