CN109172246A - A kind of obstetric operation auxiliary frame - Google Patents

A kind of obstetric operation auxiliary frame Download PDF

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Publication number
CN109172246A
CN109172246A CN201811254480.9A CN201811254480A CN109172246A CN 109172246 A CN109172246 A CN 109172246A CN 201811254480 A CN201811254480 A CN 201811254480A CN 109172246 A CN109172246 A CN 109172246A
Authority
CN
China
Prior art keywords
cabinet
block
welded
rod
cavity
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
CN201811254480.9A
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Chinese (zh)
Inventor
梁桂霞
贺莹
Original Assignee
梁桂霞
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 梁桂霞 filed Critical 梁桂霞
Priority to CN201811254480.9A priority Critical patent/CN109172246A/en
Publication of CN109172246A publication Critical patent/CN109172246A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G13/00Operating tables; Auxiliary appliances therefor
    • A61G13/10Parts, details or accessories
    • A61G13/12Rests specially adapted therefor; Arrangements of patient-supporting surfaces
    • A61G13/1205Rests specially adapted therefor; Arrangements of patient-supporting surfaces for specific parts of the body
    • A61G13/1245Knees, upper or lower legs
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/02Surgical instruments, devices or methods, e.g. tourniquets for holding wounds open; Tractors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/42Gynaecological or obstetrical instruments or methods
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/42Gynaecological or obstetrical instruments or methods
    • A61B2017/4216Operations on uterus, e.g. endometrium
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61GTRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2200/00Information related to the kind of patient or his position
    • A61G2200/10Type of patient
    • A61G2200/12Women

Abstract

The present invention relates to the field of medical instrument technology, especially a kind of obstetric operation auxiliary frame, including cabinet, bracket component is welded at left and right sides of the bottom end of the cabinet, the bracket component includes support rod, set block is socketed on the outer wall of the support rod, the set block is locked by the second bolt and support rod outer wall upper screwed hole, notch plate is welded on the inside of the set block, the lower surface screw hole inner cavity of the notch plate is connected with the first bolt, the lower surface of the cabinet is reserved with rectangular channel in left-right direction, the inner cavity of the rectangular channel is plugged with connecting rod, it is mobile that the connecting rod is driven mechanism drives edge rectangular channel left and right directions, the present invention can adjust the amplitude that pregnant woman opens leg according to actual needs, avoid the leg of the pregnant woman in natural labor mobile, it ensure that the operation of doctor and ensure that the safety of baby, it needs to cut open When abdomen produces, surgical field of view can be sufficiently exposed, is provided convenience for surgical.

Description

A kind of obstetric operation auxiliary frame
Technical field
The present invention relates to the field of medical instrument technology more particularly to a kind of obstetric operation auxiliary frames.
Background technique
Obstetrics are one and are related to forepart pregnant women, childbirth puerperium overall process, and all lifes to being occurred during this Reason, psychology, pathological change are diagnosed, the medical science of processing, are the science for assisting new life to be born;
It is divided into double, natural labor and caesarean birth now, natural labor is that three force of labor, birth canal and fetus factors are normal and energy is mutual It adapting to, the mode of fetus spontaneous labor, natural labor is more much better than caesarean birth, and caesarean birth is a kind of operation, damage can be brought to puerpera, In natural labor due to the leg of more pain pregnant woman can be frequent movement, not only will affect the operation of doctor and also can to baby harness come Certain danger, while needing timely to carry out caesarean birth when natural labor is not smooth, clinically cut in progress gynemetrics's abdomen It is to pull stomach wall with hook for surgery operation mostly, so now and needing one kind can be with to sufficiently expose surgical field of view when opening operation Facilitate the auxiliary frame of natural labor and caesarean birth.
Summary of the invention
The purpose of the present invention is to provide a kind of obstetric operation auxiliary frames, to solve mentioned above in the background art ask Topic.
To achieve the goals above, present invention employs following technical solutions:
A kind of obstetric operation auxiliary frame, including cabinet are designed, is welded with bracket component at left and right sides of the bottom end of the cabinet, The bracket component includes support rod, and set block is socketed on the outer wall of the support rod, and the set block passes through the second bolt and branch Strut outer wall upper screwed hole locks, and notch plate, the lower surface screw hole of the notch plate are welded on the inside of the set block Inner cavity is connected with the first bolt, and the lower surface of the cabinet is reserved with rectangular channel in left-right direction, the rectangular channel it is interior Chamber is plugged with connecting rod, and the connecting rod is driven the movement of mechanism drives edge rectangular channel left and right directions, and the bottom end of the connecting rod is welded with Annular slab, the bottom end of the annular slab is connected with one end of hook by shaft, and the other end linked up with is socketed rubber sleeve.
Preferably, the driving mechanism includes two second bearings, and the outer cylinder of two second bearings is embedded in respectively At left and right sides of the inner cavity of cabinet, and two second bearings are coaxially set, and the inner cylinder interference fit of the second bearing has can be around The screw rod of own rotation, socket is there are two rectangular block on the outer wall of the screw rod, there is interference fit on the left of the outer wall of the screw rod Pinion gear, and the top engagement of pinion gear is connected with gear wheel, the inner cavity interference fit of the gear wheel has cylindrical bar, and cylinder The left and right ends of bar each extend over out cabinet and are welded with disk and extend to the inner wall of cabinet, and the right end of the cylindrical bar is welded with The inner cylinder of first bearing, the outer wall of the first bearing and the inner wall of cabinet weld.
Preferably, the hand of spiral of the outer wall center two sides of the screw rod is reversed, the rectangular block Outer wall is equipped with screw hole, and two rectangular blocks are located at the left and right sides of screw hole.
Preferably, the top of the cabinet is welded with instrument stocking mechanism, and the instrument stocking mechanism includes storage bin, institute The front side surface for stating storage bin is reserved with sliding slot in left-right direction, and the inner cavity of the storage bin is embedded with partition, the partition Front side is welded with the sliding block for being embedded in sliding slot inner cavity, and fixed plate, the rear side bottom of the fixed plate are connected on front side of the sliding block End is inlaid with permanent magnets, and the front side bottom end of the storage bin is inlaid with the permanent magnetic plate attracting with permanent magnets.
Preferably, rubber strip is fitted on the inner wall of the annular slab.
A kind of obstetric operation auxiliary frame proposed by the present invention, beneficial effect are:
1, cabinet can be fixed on the edge of hospital bed, while the height of adjustable cabinet by bracket component by the present invention, It is conveniently used cooperatively, the leg of pregnant woman is placed into annular slab, rotate counterclockwise disk and can drive screw rod is promoted to rotate, due to Hand of spiral is opposite so two rectangular blocks move outward on screw rod, and annular slab can be driven to follow and moved outward, To separately fix the leg of pregnant woman, the amplitude that pregnant woman opens leg can be adjusted according to actual needs, is avoided pregnant in natural labor The leg of woman is mobile, ensure that the operation of doctor and ensure that the safety of baby;
2, the present invention can be such that the syringe needle on hook leaks out by removing rubber sleeve from hook, when needing caesarean birth, will prop up Frame component is moved to suitable position, when cutting operation, pulls stomach wall using hook, hook can be driven by rotating counterclockwise disk It moves outward, can sufficiently expose surgical field of view, be provided convenience for surgical;
3, the present invention can not only be used in natural labor, but also can be used in caesarean birth, while not needing smoothly in natural labor It can also be used cooperatively when timely caesarean birth, obstetrics medical worker provides convenience, and ensure that the safety of pregnant woman childbirth, uses spirit It is living, it is practical.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention;
Fig. 2 is bracket component structural schematic diagram of the present invention;
Fig. 3 is instrument stocking mechanism structural schematic diagram of the present invention.
In figure: 1, cabinet, 2, pinion gear, 3, disk, 4, cylindrical bar, 5, gear wheel, 6, first bearing, 7, rectangular block, 8, Bracket component, 801, support rod, 802, notch plate, the 803, first bolt, 804, set block, the 805, second bolt, 806, threaded hole, 9, instrument stocking mechanism, 901, storage bin, 902, permanent magnets, 903, sliding slot, 904, sliding block, 905, fixed plate, 906, permanent magnetic plate, 907, partition, 10, second bearing, 11, rectangular channel, 12, rubber strip, 13, rubber sleeve, 14, shaft, 15, annular slab, 16, hook, 17, connecting rod, 18, screw rod.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-3, it welds the bottom end left and right sides of a kind of obstetric operation auxiliary frame, including cabinet 1, the cabinet 1 It is connected to bracket component 8, the bracket component 8 includes support rod 801, it is socketed with block 804 on the outer wall of the support rod 801, The set block 804 is locked by the second bolt 805 and 801 outer wall upper screwed hole 806 of support rod, the second bolt of loosening 805 can make the height for covering the mobile regulating box body 1 on support rod 801 of block 804, by rotating the second bolt 805 into correspondence Threaded hole 806 in locked, the inside of the set block 804 is welded with notch plate 802, the lower surface of the notch plate 802 Screw hole inner cavity is connected with the first bolt 803, and notch plate 802 is stuck in the suitable position at hospital bed edge, rotates clockwise One bolt 803 can fix notch plate 802, and the lower surface of the cabinet 1 is reserved with rectangular channel 11 in left-right direction, described The inner cavity of rectangular channel 11 is plugged with connecting rod 17, and the connecting rod 17 is driven the movement of 11 left and right directions of mechanism drives edge rectangular channel, institute Stating driving mechanism includes two second bearings 10, and the inner cavity that the outer cylinder of two second bearings 10 is embedded in cabinet 1 respectively is left Right two sides, and two second bearings 10 are coaxially set, the inner cylinder interference fit of the second bearing 10 has can be around own rotation Screw rod 18, there are two rectangular block 7, the spiral shells of the outer wall center two sides of the screw rod 18 for socket on the outer wall of the screw rod 18 Line direction is reversed, and the outer wall of the rectangular block 7 is equipped with screw hole, and two rectangular blocks 7 are located at the left and right of screw hole 18 Two sides, due to the direction of 18 outer wall thread of screw rod be it is opposite, screw rod 18 rotate when rectangular block 7 can be on screw rod 18 to phase Opposite direction is mobile, and interference fit has pinion gear 2 on the left of the outer wall of the screw rod 18, and the top engagement of pinion gear 2 is connected with greatly Gear 5, the inner cavity interference fit of the gear wheel 5 has cylindrical bar 4, and the left and right ends of cylindrical bar 4 each extend over out the weldering of cabinet 1 It being connected to disk 3 and extends to the inner wall of cabinet 6, the right end of the cylindrical bar 4 is welded with the inner cylinder of first bearing 6, and described first The inner wall of the outer wall of bearing 6 and cabinet 1 welds, and the bottom end of the connecting rod 17 is welded with annular slab 15, the annular slab 15 it is interior It is fitted with rubber strip 12 on wall, can protect the leg of pregnant woman by rubber strip 12, the bottom end of the annular slab 15 passes through shaft 14 are connected with one end of hook 16, and link up with 16 other end socket rubber sleeve 13, can prevent from linking up with by rubber sleeve 13 16 scratch personnel, and the top of the cabinet 1 is welded with instrument stocking mechanism 9, and the instrument stocking mechanism 9 includes storage bin 901, The front side surface of the storage bin 901 is reserved with sliding slot 903 in left-right direction, and the inner cavity of the storage bin 901 is embedded with partition 905, the front side of the partition 905 is welded with the sliding block 904 for being embedded in 903 inner cavity of sliding slot, and the front side of the sliding block 904 is connected with Fixed plate 905, the rear side bottom end of the fixed plate 905 are inlaid with permanent magnets 902, and the front side bottom end of the storage bin 901 is inlayed There is the permanent magnetic plate 906 attracting with permanent magnets 902, medical instrument can be stored by storage bin 901, by by 902 He of permanent magnets Permanent magnetic plate 906 separates, and pushes partition 907 that can slide in sliding slot 903 with movable slider 904 to the left or to the right, adjustable Permanent magnets 902 and permanent magnetic plate 906 are attached together after regulating and partition 907 are fixed by the spacing between partition 907, Facilitate the different types of medical instrument of storage, can be convenient medical worker and take, while avoiding mutually infecting between instrument, guarantees The safety of operation.
Working principle: in use, notch plate 802 can be stuck in the suitable position at hospital bed edge according to natural labor or caesarean birth It sets, notch plate 802 can be fixed by rotating clockwise the first bolt 803, and loosening the second bolt 805 can make set block 804 exist The height of mobile regulating box body 1 on support rod 801, by rotating the second bolt 805 into locking in corresponding threaded hole 806 Tightly, when natural labor, the both legs of pregnant woman are placed into annular slab 15, rotating counterclockwise disk 3 can drive gear wheel to drive small tooth Wheel 2 rotation, promote screw rod 18 to follow rotation, due to the direction of 18 outer wall thread of screw rod be it is opposite, rectangular block 7 can be in screw rod It is moved outward on 18, while the leg that rectangular block 7 drives the sliding in rectangular channel 11 of connection 17 that annular slab 15 is promoted to drive pregnant woman It is gradual to separate, the amplitude of pregnant woman's both legs opening can be adjusted according to the actual situation, when caesarean operation, by rubber sleeve 13 from extension It is removed on hook 16, hook 16 is hung over into opening, pull stomach wall using hook 16, equally rotating counterclockwise disk 3 can drive Hook 16 moves open surgical field of view outward, the tool of natural labor and caesarean birth is used in conjunction with, use is more clever It is living, it is practical, it is conducive to promote.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto, Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.

Claims (5)

1. the bottom end left and right sides of a kind of obstetric operation auxiliary frame, including cabinet (1), the cabinet (1) is welded with bracket Component (8), the bracket component (8) include support rod (801), are socketed with set block on the outer wall of the support rod (801) (804), the set block (804) locking by the second bolt (805) and support rod (801) outer wall upper screwed hole (806), It is welded with notch plate (802) on the inside of the set block (804), the lower surface screw hole inner cavity of the notch plate (802) is cooperatively connected Have the first bolt (803), the lower surface of the cabinet (1) is reserved with rectangular channel (11) in left-right direction, the rectangular channel (11) Inner cavity be plugged with connecting rod (17), it is mobile that the connecting rod (17) is driven mechanism drives edge rectangular channel (11) left and right directions, described The bottom end of connecting rod (17) is welded with annular slab (15), and the bottom end of the annular slab (15) is connected with hook (16) by shaft (14) One end, and link up with (16) the other end be socketed rubber sleeve (13).
2. a kind of obstetric operation auxiliary frame according to claim 1, it is characterised in that: the driving mechanism includes two Second bearing (10), the outer cylinder of two second bearings (10) are embedded in respectively at left and right sides of the inner cavity of cabinet (1), and two Second bearing (10) is coaxially set, and the inner cylinder interference fit of the second bearing (10) has can be around the screw rod of own rotation (18), there are two rectangular block (7), the outer wall left side interference fit of the screw rod (18) to have for socket on the outer wall of the screw rod (18) Pinion gear (2), and the top engagement of pinion gear (2) is connected with gear wheel (5), the inner cavity interference fit of the gear wheel (5) has Cylindrical bar (4), and the left and right ends of cylindrical bar (4) each extend over out cabinet (1) and are welded with disk (3) and extend to cabinet (6) Inner wall, the right end of the cylindrical bar (4) is welded with the inner cylinder of first bearing (6), the outer wall and cabinet of the first bearing (6) (1) inner wall welding.
3. a kind of obstetric operation auxiliary frame according to claim 2, it is characterised in that: in the outer wall of the screw rod (18) The hand of spiral of heart position two sides is reversed, and the outer wall of the rectangular block (7) is equipped with screw hole, and two rectangular blocks (7) it is located at the left and right sides of screw hole (18).
4. a kind of obstetric operation auxiliary frame according to claim 1, it is characterised in that: weld on the top of the cabinet (1) It is connected to instrument stocking mechanism (9), the instrument stocking mechanism (9) includes storage bin (901), the front side of the storage bin (901) Surface is reserved with sliding slot (903) in left-right direction, and the inner cavity of the storage bin (901) is embedded with partition (905), the partition (905) it is welded with the sliding block (904) for being embedded in sliding slot (903) inner cavity on front side of, is connected with fixation on front side of the sliding block (904) The rear side bottom end of plate (905), the fixed plate (905) is inlaid with permanent magnets (902), the front side bottom end of the storage bin (901) It is inlaid with and permanent magnets (902) attracting permanent magnetic plate (906).
5. a kind of obstetric operation auxiliary frame according to claim 1, it is characterised in that: the inner wall of the annular slab (15) On be fitted with rubber strip (12).
CN201811254480.9A 2018-10-25 2018-10-25 A kind of obstetric operation auxiliary frame Pending CN109172246A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811254480.9A CN109172246A (en) 2018-10-25 2018-10-25 A kind of obstetric operation auxiliary frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811254480.9A CN109172246A (en) 2018-10-25 2018-10-25 A kind of obstetric operation auxiliary frame

Publications (1)

Publication Number Publication Date
CN109172246A true CN109172246A (en) 2019-01-11

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CN201811254480.9A Pending CN109172246A (en) 2018-10-25 2018-10-25 A kind of obstetric operation auxiliary frame

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109589241A (en) * 2019-01-22 2019-04-09 黄东力 A kind of department of general surgery's clinical operation positioning device
CN109876227A (en) * 2019-04-02 2019-06-14 华艳梅 A kind of gynecological nursing guidance cleaning equipment
CN109875822A (en) * 2019-04-09 2019-06-14 李婷薇 A kind of woman's production dedicated hospital bed of emergency
CN110478181A (en) * 2019-09-17 2019-11-22 刘进 A kind of Medical gynecological clinical treatment operation auxiliary device
CN110584726A (en) * 2019-10-12 2019-12-20 内蒙古医科大学附属人民医院(内蒙古自治区肿瘤医院) Multifunctional flap retractor in mammary gland surgery
CN110664579A (en) * 2019-10-14 2020-01-10 张长伟 Neurology examination lifting device
CN110897662A (en) * 2019-12-09 2020-03-24 中国人民解放军陆军军医大学第二附属医院 Hepatobiliary surgery is with operation auxiliary device
CN111616759A (en) * 2020-06-16 2020-09-04 孟国强 Convenient retractor for orthopedic clinical spinal surgery
CN111616778A (en) * 2020-06-03 2020-09-04 连云港市东方医院 Puncture needle fixing device for nephrology department
CN112089568A (en) * 2020-10-10 2020-12-18 滕州市妇幼保健院 Obstetrical production auxiliary device
CN112401954A (en) * 2020-11-17 2021-02-26 河南科技大学第一附属医院 Muscle retractor capable of keeping retraction force similar
CN112618044A (en) * 2020-12-31 2021-04-09 中国人民解放军总医院第二医学中心 Painless intestines and stomach mirror inspection is with function position assistor
CN112869981A (en) * 2021-01-28 2021-06-01 重庆医科大学附属第二医院 Novel urinary surgery urethral infection postoperative support frame

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CN203074873U (en) * 2013-02-26 2013-07-24 孙玉玲 Novel surgical limb hanging frame device
CN204655422U (en) * 2015-04-09 2015-09-23 西安市儿童医院 A kind of multiple degrees of freedom children's calculi position gesture rack
CN206914908U (en) * 2017-06-29 2018-01-23 新疆维吾尔自治区人民医院 A kind of Medicines apparatus storage bin
CN107822822A (en) * 2017-11-02 2018-03-23 张永春 A kind of multi-purpose type obstetric table of obstetrics' Liftable

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3516652A (en) * 1967-07-31 1970-06-23 Melvin A Roblee Method and apparatus for alleviating discomfort in the lithotomy position
WO2009126032A1 (en) * 2008-04-08 2009-10-15 Academisch Ziekenhuis Groningen Leg support instrument and supporting method
CN203074873U (en) * 2013-02-26 2013-07-24 孙玉玲 Novel surgical limb hanging frame device
CN204655422U (en) * 2015-04-09 2015-09-23 西安市儿童医院 A kind of multiple degrees of freedom children's calculi position gesture rack
CN206914908U (en) * 2017-06-29 2018-01-23 新疆维吾尔自治区人民医院 A kind of Medicines apparatus storage bin
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Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109589241A (en) * 2019-01-22 2019-04-09 黄东力 A kind of department of general surgery's clinical operation positioning device
CN109876227A (en) * 2019-04-02 2019-06-14 华艳梅 A kind of gynecological nursing guidance cleaning equipment
CN109875822A (en) * 2019-04-09 2019-06-14 李婷薇 A kind of woman's production dedicated hospital bed of emergency
CN110478181A (en) * 2019-09-17 2019-11-22 刘进 A kind of Medical gynecological clinical treatment operation auxiliary device
CN110584726A (en) * 2019-10-12 2019-12-20 内蒙古医科大学附属人民医院(内蒙古自治区肿瘤医院) Multifunctional flap retractor in mammary gland surgery
CN110584726B (en) * 2019-10-12 2020-11-10 内蒙古医科大学附属人民医院(内蒙古自治区肿瘤医院) Multifunctional flap retractor in mammary gland surgery
CN110664579A (en) * 2019-10-14 2020-01-10 张长伟 Neurology examination lifting device
CN110897662A (en) * 2019-12-09 2020-03-24 中国人民解放军陆军军医大学第二附属医院 Hepatobiliary surgery is with operation auxiliary device
CN111616778A (en) * 2020-06-03 2020-09-04 连云港市东方医院 Puncture needle fixing device for nephrology department
CN111616759A (en) * 2020-06-16 2020-09-04 孟国强 Convenient retractor for orthopedic clinical spinal surgery
CN112089568A (en) * 2020-10-10 2020-12-18 滕州市妇幼保健院 Obstetrical production auxiliary device
CN112401954A (en) * 2020-11-17 2021-02-26 河南科技大学第一附属医院 Muscle retractor capable of keeping retraction force similar
CN112401954B (en) * 2020-11-17 2021-08-31 河南科技大学第一附属医院 Muscle retractor capable of keeping retraction force similar
CN112618044A (en) * 2020-12-31 2021-04-09 中国人民解放军总医院第二医学中心 Painless intestines and stomach mirror inspection is with function position assistor
CN112618044B (en) * 2020-12-31 2021-11-09 中国人民解放军总医院第二医学中心 Painless intestines and stomach mirror inspection is with function position assistor
CN112869981A (en) * 2021-01-28 2021-06-01 重庆医科大学附属第二医院 Novel urinary surgery urethral infection postoperative support frame

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Application publication date: 20190111

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